Mercurial > hg > octave-shane > gnulib-hg
annotate lib/strftime.c @ 4693:490ea9ec1ffb
Remove K&R cruft.
author | Paul Eggert <eggert@cs.ucla.edu> |
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date | Fri, 12 Sep 2003 19:22:07 +0000 |
parents | 3d28ad4e18e2 |
children | 27c6099e6a9f |
rev | line source |
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1 /* Copyright (C) 1991-1999, 2000, 2001, 2003 Free Software Foundation, Inc. |
9 | 2 |
1058 | 3 NOTE: The canonical source of this file is maintained with the GNU C Library. |
4 Bugs can be reported to bug-glibc@prep.ai.mit.edu. | |
9 | 5 |
4422 | 6 This program is free software; you can redistribute it and/or modify |
7 it under the terms of the GNU General Public License as published by | |
8 the Free Software Foundation; either version 2, or (at your option) | |
9 any later version. | |
9 | 10 |
1058 | 11 This program is distributed in the hope that it will be useful, |
12 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
4422 | 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 GNU General Public License for more details. | |
782 | 15 |
4422 | 16 You should have received a copy of the GNU General Public License along |
17 with this program; if not, write to the Free Software Foundation, | |
18 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
9 | 19 |
125 | 20 #ifdef HAVE_CONFIG_H |
604 | 21 # include <config.h> |
22 #endif | |
23 | |
24 #ifdef _LIBC | |
25 # define HAVE_MBLEN 1 | |
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26 # define HAVE_MBRLEN 1 |
794 | 27 # define HAVE_STRUCT_ERA_ENTRY 1 |
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28 # define HAVE_TM_GMTOFF 1 |
604 | 29 # define HAVE_TM_ZONE 1 |
813 | 30 # define HAVE_TZNAME 1 |
31 # define HAVE_TZSET 1 | |
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32 # define MULTIBYTE_IS_FORMAT_SAFE 1 |
604 | 33 # include "../locale/localeinfo.h" |
125 | 34 #endif |
35 | |
813 | 36 #include <ctype.h> |
604 | 37 #include <sys/types.h> /* Some systems define `time_t' here. */ |
38 | |
39 #ifdef TIME_WITH_SYS_TIME | |
40 # include <sys/time.h> | |
41 # include <time.h> | |
9 | 42 #else |
604 | 43 # ifdef HAVE_SYS_TIME_H |
44 # include <sys/time.h> | |
45 # else | |
46 # include <time.h> | |
47 # endif | |
48 #endif | |
803 | 49 #if HAVE_TZNAME |
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50 extern char *tzname[]; |
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51 #endif |
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52 |
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53 /* Do multibyte processing if multibytes are supported, unless |
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54 multibyte sequences are safe in formats. Multibyte sequences are |
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55 safe if they cannot contain byte sequences that look like format |
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56 conversion specifications. The GNU C Library uses UTF8 multibyte |
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57 encoding, which is safe for formats, but strftime.c can be used |
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58 with other C libraries that use unsafe encodings. */ |
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59 #define DO_MULTIBYTE (HAVE_MBLEN && ! MULTIBYTE_IS_FORMAT_SAFE) |
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60 |
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61 #if DO_MULTIBYTE |
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62 # if HAVE_MBRLEN |
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63 # include <wchar.h> |
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64 # else |
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65 /* Simulate mbrlen with mblen as best we can. */ |
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66 # define mbstate_t int |
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67 # define mbrlen(s, n, ps) mblen (s, n) |
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68 # define mbsinit(ps) (*(ps) == 0) |
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69 # endif |
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70 static const mbstate_t mbstate_zero; |
604 | 71 #endif |
72 | |
4693 | 73 #include <limits.h> |
74 #include <stddef.h> | |
75 #include <stdlib.h> | |
76 #include <string.h> | |
176 | 77 |
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78 #ifdef COMPILE_WIDE |
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79 # include <endian.h> |
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80 # define CHAR_T wchar_t |
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81 # define UCHAR_T unsigned int |
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82 # define L_(Str) L##Str |
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83 # define NLW(Sym) _NL_W##Sym |
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84 |
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85 # define MEMCPY(d, s, n) __wmemcpy (d, s, n) |
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86 # define STRLEN(s) __wcslen (s) |
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87 |
1109 | 88 #else |
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89 # define CHAR_T char |
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90 # define UCHAR_T unsigned char |
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91 # define L_(Str) Str |
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92 # define NLW(Sym) Sym |
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93 |
4693 | 94 # define MEMCPY(d, s, n) memcpy (d, s, n) |
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95 # define STRLEN(s) strlen (s) |
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96 |
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97 # ifdef _LIBC |
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98 # define MEMPCPY(d, s, n) __mempcpy (d, s, n) |
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99 # else |
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100 # ifndef HAVE_MEMPCPY |
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101 # define MEMPCPY(d, s, n) ((void *) ((char *) memcpy (d, s, n) + (n))) |
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102 # endif |
1109 | 103 # endif |
104 #endif | |
105 | |
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106 #define TYPE_SIGNED(t) ((t) -1 < 0) |
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107 |
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108 /* Bound on length of the string representing an integer value of type t. |
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109 Subtract one for the sign bit if t is signed; |
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110 302 / 1000 is log10 (2) rounded up; |
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111 add one for integer division truncation; |
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112 add one more for a minus sign if t is signed. */ |
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113 #define INT_STRLEN_BOUND(t) \ |
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114 ((sizeof (t) * CHAR_BIT - TYPE_SIGNED (t)) * 302 / 1000 + 1 + TYPE_SIGNED (t)) |
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115 |
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116 #define TM_YEAR_BASE 1900 |
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117 |
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118 #ifndef __isleap |
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119 /* Nonzero if YEAR is a leap year (every 4 years, |
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120 except every 100th isn't, and every 400th is). */ |
817 | 121 # define __isleap(year) \ |
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122 ((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0)) |
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123 #endif |
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124 |
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125 |
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126 #ifdef _LIBC |
816 | 127 # define tzname __tzname |
128 # define tzset __tzset | |
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129 #endif |
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130 |
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131 #if !HAVE_TM_GMTOFF |
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132 /* Portable standalone applications should supply a "time_r.h" that |
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133 declares a POSIX-compliant localtime_r, for the benefit of older |
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134 implementations that lack localtime_r or have a nonstandard one. |
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135 See the gnulib time_r module for one way to implement this. */ |
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136 # include "time_r.h" |
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137 # undef __gmtime_r |
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138 # undef __localtime_r |
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139 # define __gmtime_r gmtime_r |
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140 # define __localtime_r localtime_r |
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141 #endif |
9 | 142 |
143 | |
4693 | 144 #ifdef COMPILE_WIDE |
145 # define memset_space(P, Len) (wmemset (P, L' ', Len), (P) += (Len)) | |
146 # define memset_zero(P, Len) (wmemset (P, L'0', Len), (P) += (Len)) | |
813 | 147 #else |
4693 | 148 # define memset_space(P, Len) (memset (P, ' ', Len), (P) += (Len)) |
149 # define memset_zero(P, Len) (memset (P, '0', Len), (P) += (Len)) | |
813 | 150 #endif |
151 | |
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152 #define add(n, f) \ |
604 | 153 do \ |
154 { \ | |
813 | 155 int _n = (n); \ |
156 int _delta = width - _n; \ | |
816 | 157 int _incr = _n + (_delta > 0 ? _delta : 0); \ |
4298 | 158 if ((size_t) _incr >= maxsize - i) \ |
604 | 159 return 0; \ |
816 | 160 if (p) \ |
161 { \ | |
162 if (_delta > 0) \ | |
929 | 163 { \ |
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164 if (pad == L_('0')) \ |
929 | 165 memset_zero (p, _delta); \ |
166 else \ | |
167 memset_space (p, _delta); \ | |
168 } \ | |
816 | 169 f; \ |
170 p += _n; \ | |
171 } \ | |
172 i += _incr; \ | |
604 | 173 } while (0) |
813 | 174 |
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175 #define cpy(n, s) \ |
813 | 176 add ((n), \ |
177 if (to_lowcase) \ | |
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178 memcpy_lowcase (p, (s), _n LOCALE_ARG); \ |
816 | 179 else if (to_uppcase) \ |
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180 memcpy_uppcase (p, (s), _n LOCALE_ARG); \ |
813 | 181 else \ |
4693 | 182 MEMCPY ((void *) p, (void const *) (s), _n)) |
813 | 183 |
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184 #ifdef COMPILE_WIDE |
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185 # ifndef USE_IN_EXTENDED_LOCALE_MODEL |
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186 # undef __mbsrtowcs_l |
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187 # define __mbsrtowcs_l(d, s, l, st, loc) __mbsrtowcs (d, s, l, st) |
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188 # endif |
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189 # define widen(os, ws, l) \ |
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190 { \ |
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191 mbstate_t __st; \ |
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192 const char *__s = os; \ |
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193 memset (&__st, '\0', sizeof (__st)); \ |
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194 l = __mbsrtowcs_l (NULL, &__s, 0, &__st, loc); \ |
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195 ws = (wchar_t *) alloca ((l + 1) * sizeof (wchar_t)); \ |
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196 (void) __mbsrtowcs_l (ws, &__s, l, &__st, loc); \ |
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197 } |
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198 #endif |
813 | 199 |
200 | |
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201 #if defined _LIBC && defined USE_IN_EXTENDED_LOCALE_MODEL |
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202 /* We use this code also for the extended locale handling where the |
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203 function gets as an additional argument the locale which has to be |
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204 used. To access the values we have to redefine the _NL_CURRENT |
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205 macro. */ |
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206 # define strftime __strftime_l |
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207 # define wcsftime __wcsftime_l |
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208 # undef _NL_CURRENT |
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209 # define _NL_CURRENT(category, item) \ |
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210 (current->values[_NL_ITEM_INDEX (item)].string) |
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211 # define LOCALE_ARG , loc |
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212 # define LOCALE_PARAM_PROTO , __locale_t loc |
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213 # define HELPER_LOCALE_ARG , current |
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214 #else |
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215 # define LOCALE_PARAM_PROTO |
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216 # define LOCALE_ARG |
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217 # ifdef _LIBC |
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218 # define HELPER_LOCALE_ARG , _NL_CURRENT_DATA (LC_TIME) |
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219 # else |
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220 # define HELPER_LOCALE_ARG |
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221 # endif |
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222 #endif |
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223 |
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224 #ifdef COMPILE_WIDE |
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225 # ifdef USE_IN_EXTENDED_LOCALE_MODEL |
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226 # define TOUPPER(Ch, L) __towupper_l (Ch, L) |
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227 # define TOLOWER(Ch, L) __towlower_l (Ch, L) |
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228 # else |
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229 # define TOUPPER(Ch, L) towupper (Ch) |
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230 # define TOLOWER(Ch, L) towlower (Ch) |
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231 # endif |
813 | 232 #else |
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233 # ifdef _LIBC |
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234 # ifdef USE_IN_EXTENDED_LOCALE_MODEL |
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235 # define TOUPPER(Ch, L) __toupper_l (Ch, L) |
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236 # define TOLOWER(Ch, L) __tolower_l (Ch, L) |
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237 # else |
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238 # define TOUPPER(Ch, L) toupper (Ch) |
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239 # define TOLOWER(Ch, L) tolower (Ch) |
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240 # endif |
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241 # else |
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242 # define TOUPPER(Ch, L) (islower (Ch) ? toupper (Ch) : (Ch)) |
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243 # define TOLOWER(Ch, L) (isupper (Ch) ? tolower (Ch) : (Ch)) |
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244 # endif |
813 | 245 #endif |
819 | 246 /* We don't use `isdigit' here since the locale dependent |
247 interpretation is not what we want here. We only need to accept | |
248 the arabic digits in the ASCII range. One day there is perhaps a | |
249 more reliable way to accept other sets of digits. */ | |
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250 #define ISDIGIT(Ch) ((unsigned int) (Ch) - L_('0') <= 9) |
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251 |
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252 static CHAR_T * |
4693 | 253 memcpy_lowcase (CHAR_T *dest, const CHAR_T *src, |
254 size_t len LOCALE_PARAM_PROTO) | |
813 | 255 { |
256 while (len-- > 0) | |
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257 dest[len] = TOLOWER ((UCHAR_T) src[len], loc); |
813 | 258 return dest; |
259 } | |
9 | 260 |
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261 static CHAR_T * |
4693 | 262 memcpy_uppcase (CHAR_T *dest, const CHAR_T *src, |
263 size_t len LOCALE_PARAM_PROTO) | |
816 | 264 { |
265 while (len-- > 0) | |
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266 dest[len] = TOUPPER ((UCHAR_T) src[len], loc); |
816 | 267 return dest; |
268 } | |
269 | |
1058 | 270 |
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271 #if ! HAVE_TM_GMTOFF |
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272 /* Yield the difference between *A and *B, |
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273 measured in seconds, ignoring leap seconds. */ |
1058 | 274 # define tm_diff ftime_tm_diff |
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275 static int |
4693 | 276 tm_diff (const struct tm *, const struct tm *) |
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277 { |
794 | 278 /* Compute intervening leap days correctly even if year is negative. |
279 Take care to avoid int overflow in leap day calculations, | |
280 but it's OK to assume that A and B are close to each other. */ | |
281 int a4 = (a->tm_year >> 2) + (TM_YEAR_BASE >> 2) - ! (a->tm_year & 3); | |
282 int b4 = (b->tm_year >> 2) + (TM_YEAR_BASE >> 2) - ! (b->tm_year & 3); | |
283 int a100 = a4 / 25 - (a4 % 25 < 0); | |
284 int b100 = b4 / 25 - (b4 % 25 < 0); | |
285 int a400 = a100 >> 2; | |
286 int b400 = b100 >> 2; | |
287 int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400); | |
288 int years = a->tm_year - b->tm_year; | |
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289 int days = (365 * years + intervening_leap_days |
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290 + (a->tm_yday - b->tm_yday)); |
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291 return (60 * (60 * (24 * days + (a->tm_hour - b->tm_hour)) |
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292 + (a->tm_min - b->tm_min)) |
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293 + (a->tm_sec - b->tm_sec)); |
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294 } |
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295 #endif /* ! HAVE_TM_GMTOFF */ |
9 | 296 |
604 | 297 |
9 | 298 |
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299 /* The number of days from the first day of the first ISO week of this |
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300 year to the year day YDAY with week day WDAY. ISO weeks start on |
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301 Monday; the first ISO week has the year's first Thursday. YDAY may |
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302 be as small as YDAY_MINIMUM. */ |
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303 #define ISO_WEEK_START_WDAY 1 /* Monday */ |
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304 #define ISO_WEEK1_WDAY 4 /* Thursday */ |
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305 #define YDAY_MINIMUM (-366) |
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306 #ifdef __GNUC__ |
1058 | 307 __inline__ |
604 | 308 #endif |
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309 static int |
4693 | 310 iso_week_days (int yday, int wday) |
604 | 311 { |
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312 /* Add enough to the first operand of % to make it nonnegative. */ |
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313 int big_enough_multiple_of_7 = (-YDAY_MINIMUM / 7 + 2) * 7; |
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314 return (yday |
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315 - (yday - wday + ISO_WEEK1_WDAY + big_enough_multiple_of_7) % 7 |
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316 + ISO_WEEK1_WDAY - ISO_WEEK_START_WDAY); |
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317 } |
9 | 318 |
319 | |
1109 | 320 #if !(defined _NL_CURRENT || HAVE_STRFTIME) |
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321 static CHAR_T const weekday_name[][10] = |
604 | 322 { |
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323 L_("Sunday"), L_("Monday"), L_("Tuesday"), L_("Wednesday"), |
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324 L_("Thursday"), L_("Friday"), L_("Saturday") |
604 | 325 }; |
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326 static CHAR_T const month_name[][10] = |
604 | 327 { |
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328 L_("January"), L_("February"), L_("March"), L_("April"), L_("May"), |
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329 L_("June"), L_("July"), L_("August"), L_("September"), L_("October"), |
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330 L_("November"), L_("December") |
604 | 331 }; |
332 #endif | |
9 | 333 |
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334 |
3261 | 335 /* When compiling this file, GNU applications can #define my_strftime |
336 to a symbol (typically nstrftime) to get an extended strftime with | |
337 extra arguments UT and NS. Emacs is a special case for now, but | |
338 this Emacs-specific code can be removed once Emacs's config.h | |
339 defines my_strftime. */ | |
340 #if defined emacs && !defined my_strftime | |
341 # define my_strftime nstrftime | |
342 #endif | |
343 | |
344 #ifdef my_strftime | |
345 # define extra_args , ut, ns | |
4693 | 346 # define extra_args_spec , int ut, int ns |
1109 | 347 #else |
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348 # ifdef COMPILE_WIDE |
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349 # define my_strftime wcsftime |
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350 # define nl_get_alt_digit _nl_get_walt_digit |
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351 # else |
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352 # define my_strftime strftime |
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353 # define nl_get_alt_digit _nl_get_alt_digit |
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354 # endif |
3261 | 355 # define extra_args |
356 # define extra_args_spec | |
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357 /* We don't have this information in general. */ |
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358 # define ut 0 |
3261 | 359 # define ns 0 |
1109 | 360 #endif |
361 | |
4558 | 362 #if ! defined _LIBC && ! HAVE_RUN_TZSET_TEST |
363 /* Solaris 2.5.x and 2.6 tzset sometimes modify the storage returned | |
364 by localtime. On such systems, we must use the tzset and localtime | |
365 wrappers to work around the bug. */ | |
366 "you must run the autoconf test for a working tzset function" | |
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367 #endif |
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368 |
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369 |
604 | 370 /* Write information from TP into S according to the format |
371 string FORMAT, writing no more that MAXSIZE characters | |
372 (including the terminating '\0') and returning number of | |
373 characters written. If S is NULL, nothing will be written | |
374 anywhere, so to determine how many characters would be | |
375 written, use NULL for S and (size_t) UINT_MAX for MAXSIZE. */ | |
376 size_t | |
4693 | 377 my_strftime (CHAR_T *s, size_t maxsize, const CHAR_T *format, |
378 const struct tm *tp extra_args_spec LOCALE_PARAM_PROTO) | |
604 | 379 { |
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380 #if defined _LIBC && defined USE_IN_EXTENDED_LOCALE_MODEL |
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381 struct locale_data *const current = loc->__locales[LC_TIME]; |
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382 #endif |
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383 |
604 | 384 int hour12 = tp->tm_hour; |
385 #ifdef _NL_CURRENT | |
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386 /* We cannot make the following values variables since we must delay |
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387 the evaluation of these values until really needed since some |
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388 expressions might not be valid in every situation. The `struct tm' |
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389 might be generated by a strptime() call that initialized |
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390 only a few elements. Dereference the pointers only if the format |
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391 requires this. Then it is ok to fail if the pointers are invalid. */ |
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392 # define a_wkday \ |
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393 ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ABDAY_1) + tp->tm_wday)) |
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394 # define f_wkday \ |
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395 ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(DAY_1) + tp->tm_wday)) |
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396 # define a_month \ |
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397 ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ABMON_1) + tp->tm_mon)) |
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398 # define f_month \ |
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399 ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(MON_1) + tp->tm_mon)) |
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400 # define ampm \ |
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401 ((const CHAR_T *) _NL_CURRENT (LC_TIME, tp->tm_hour > 11 \ |
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402 ? NLW(PM_STR) : NLW(AM_STR))) |
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403 |
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404 # define aw_len STRLEN (a_wkday) |
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405 # define am_len STRLEN (a_month) |
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406 # define ap_len STRLEN (ampm) |
604 | 407 #else |
1109 | 408 # if !HAVE_STRFTIME |
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409 # define f_wkday (weekday_name[tp->tm_wday]) |
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410 # define f_month (month_name[tp->tm_mon]) |
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411 # define a_wkday f_wkday |
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412 # define a_month f_month |
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413 # define ampm (L_("AMPM") + 2 * (tp->tm_hour > 11)) |
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414 |
604 | 415 size_t aw_len = 3; |
416 size_t am_len = 3; | |
417 size_t ap_len = 2; | |
1109 | 418 # endif |
604 | 419 #endif |
420 const char *zone; | |
813 | 421 size_t i = 0; |
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422 CHAR_T *p = s; |
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423 const CHAR_T *f; |
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424 #if DO_MULTIBYTE && !defined COMPILE_WIDE |
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425 const char *format_end = NULL; |
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426 #endif |
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427 |
813 | 428 zone = NULL; |
1058 | 429 #if HAVE_TM_ZONE |
430 /* The POSIX test suite assumes that setting | |
813 | 431 the environment variable TZ to a new value before calling strftime() |
432 will influence the result (the %Z format) even if the information in | |
1058 | 433 TP is computed with a totally different time zone. |
434 This is bogus: though POSIX allows bad behavior like this, | |
435 POSIX does not require it. Do the right thing instead. */ | |
604 | 436 zone = (const char *) tp->tm_zone; |
437 #endif | |
438 #if HAVE_TZNAME | |
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439 if (ut) |
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440 { |
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441 if (! (zone && *zone)) |
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442 zone = "GMT"; |
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443 } |
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444 else |
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445 { |
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446 /* POSIX.1 requires that local time zone information be used as |
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447 though strftime called tzset. */ |
813 | 448 # if HAVE_TZSET |
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449 tzset (); |
813 | 450 # endif |
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451 } |
604 | 452 #endif |
453 | |
454 if (hour12 > 12) | |
455 hour12 -= 12; | |
456 else | |
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457 if (hour12 == 0) |
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458 hour12 = 12; |
604 | 459 |
460 for (f = format; *f != '\0'; ++f) | |
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461 { |
1334 | 462 int pad = 0; /* Padding for number ('-', '_', or 0). */ |
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463 int modifier; /* Field modifier ('E', 'O', or 0). */ |
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464 int digits; /* Max digits for numeric format. */ |
4558 | 465 int number_value; /* Numeric value to be printed. */ |
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466 int negative_number; /* 1 if the number is negative. */ |
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467 const CHAR_T *subfmt; |
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468 CHAR_T *bufp; |
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469 CHAR_T buf[1 + (sizeof (int) < sizeof (time_t) |
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470 ? INT_STRLEN_BOUND (time_t) |
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471 : INT_STRLEN_BOUND (int))]; |
813 | 472 int width = -1; |
473 int to_lowcase = 0; | |
816 | 474 int to_uppcase = 0; |
1058 | 475 int change_case = 0; |
1109 | 476 int format_char; |
9 | 477 |
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478 #if DO_MULTIBYTE && !defined COMPILE_WIDE |
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479 switch (*f) |
604 | 480 { |
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481 case L_('%'): |
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482 break; |
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483 |
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484 case L_('\b'): case L_('\t'): case L_('\n'): |
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485 case L_('\v'): case L_('\f'): case L_('\r'): |
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486 case L_(' '): case L_('!'): case L_('"'): case L_('#'): case L_('&'): |
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487 case L_('\''): case L_('('): case L_(')'): case L_('*'): case L_('+'): |
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488 case L_(','): case L_('-'): case L_('.'): case L_('/'): case L_('0'): |
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489 case L_('1'): case L_('2'): case L_('3'): case L_('4'): case L_('5'): |
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490 case L_('6'): case L_('7'): case L_('8'): case L_('9'): case L_(':'): |
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491 case L_(';'): case L_('<'): case L_('='): case L_('>'): case L_('?'): |
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492 case L_('A'): case L_('B'): case L_('C'): case L_('D'): case L_('E'): |
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493 case L_('F'): case L_('G'): case L_('H'): case L_('I'): case L_('J'): |
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494 case L_('K'): case L_('L'): case L_('M'): case L_('N'): case L_('O'): |
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495 case L_('P'): case L_('Q'): case L_('R'): case L_('S'): case L_('T'): |
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496 case L_('U'): case L_('V'): case L_('W'): case L_('X'): case L_('Y'): |
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497 case L_('Z'): case L_('['): case L_('\\'): case L_(']'): case L_('^'): |
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498 case L_('_'): case L_('a'): case L_('b'): case L_('c'): case L_('d'): |
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499 case L_('e'): case L_('f'): case L_('g'): case L_('h'): case L_('i'): |
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500 case L_('j'): case L_('k'): case L_('l'): case L_('m'): case L_('n'): |
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501 case L_('o'): case L_('p'): case L_('q'): case L_('r'): case L_('s'): |
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502 case L_('t'): case L_('u'): case L_('v'): case L_('w'): case L_('x'): |
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503 case L_('y'): case L_('z'): case L_('{'): case L_('|'): case L_('}'): |
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504 case L_('~'): |
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505 /* The C Standard requires these 98 characters (plus '%') to |
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506 be in the basic execution character set. None of these |
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507 characters can start a multibyte sequence, so they need |
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508 not be analyzed further. */ |
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509 add (1, *p = *f); |
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diff
changeset
|
510 continue; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
511 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
512 default: |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
513 /* Copy this multibyte sequence until we reach its end, find |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
514 an error, or come back to the initial shift state. */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
515 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
516 mbstate_t mbstate = mbstate_zero; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
517 size_t len = 0; |
2993
9231fb44e77d
(my_strftime): Do not invoke mbrlen with a
Jim Meyering <jim@meyering.net>
parents:
2923
diff
changeset
|
518 size_t fsize; |
9231fb44e77d
(my_strftime): Do not invoke mbrlen with a
Jim Meyering <jim@meyering.net>
parents:
2923
diff
changeset
|
519 |
9231fb44e77d
(my_strftime): Do not invoke mbrlen with a
Jim Meyering <jim@meyering.net>
parents:
2923
diff
changeset
|
520 if (! format_end) |
9231fb44e77d
(my_strftime): Do not invoke mbrlen with a
Jim Meyering <jim@meyering.net>
parents:
2923
diff
changeset
|
521 format_end = f + strlen (f) + 1; |
9231fb44e77d
(my_strftime): Do not invoke mbrlen with a
Jim Meyering <jim@meyering.net>
parents:
2923
diff
changeset
|
522 fsize = format_end - f; |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
523 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
524 do |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
525 { |
2993
9231fb44e77d
(my_strftime): Do not invoke mbrlen with a
Jim Meyering <jim@meyering.net>
parents:
2923
diff
changeset
|
526 size_t bytes = mbrlen (f + len, fsize - len, &mbstate); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
527 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
528 if (bytes == 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
529 break; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
530 |
1535
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
531 if (bytes == (size_t) -2) |
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
532 { |
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
533 len += strlen (f + len); |
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
534 break; |
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
535 } |
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
536 |
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
537 if (bytes == (size_t) -1) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
538 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
539 len++; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
540 break; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
541 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
542 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
543 len += bytes; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
544 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
545 while (! mbsinit (&mbstate)); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
546 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
547 cpy (len, f); |
1535
72809df6189a
Don't invoke localtime_r or gmtime_r unless it's the GNU C
Jim Meyering <jim@meyering.net>
parents:
1532
diff
changeset
|
548 f += len - 1; |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
549 continue; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
550 } |
604 | 551 } |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
552 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
553 #else /* ! DO_MULTIBYTE */ |
9 | 554 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
555 /* Either multibyte encodings are not supported, they are |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
556 safe for formats, so any non-'%' byte can be copied through, |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
557 or this is the wide character version. */ |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
558 if (*f != L_('%')) |
604 | 559 { |
672
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
560 add (1, *p = *f); |
604 | 561 continue; |
562 } | |
9 | 563 |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
564 #endif /* ! DO_MULTIBYTE */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
565 |
829 | 566 /* Check for flags that can modify a format. */ |
813 | 567 while (1) |
9 | 568 { |
816 | 569 switch (*++f) |
813 | 570 { |
829 | 571 /* This influences the number formats. */ |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
572 case L_('_'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
573 case L_('-'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
574 case L_('0'): |
816 | 575 pad = *f; |
576 continue; | |
577 | |
829 | 578 /* This changes textual output. */ |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
579 case L_('^'): |
816 | 580 to_uppcase = 1; |
581 continue; | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
582 case L_('#'): |
1058 | 583 change_case = 1; |
584 continue; | |
813 | 585 |
586 default: | |
587 break; | |
588 } | |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
589 break; |
813 | 590 } |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
591 |
813 | 592 /* As a GNU extension we allow to specify the field width. */ |
819 | 593 if (ISDIGIT (*f)) |
813 | 594 { |
595 width = 0; | |
596 do | |
597 { | |
4298 | 598 if (width > INT_MAX / 10 |
599 || (width == INT_MAX / 10 && *f - L_('0') > INT_MAX % 10)) | |
600 /* Avoid overflow. */ | |
601 width = INT_MAX; | |
602 else | |
603 { | |
604 width *= 10; | |
605 width += *f - L_('0'); | |
606 } | |
819 | 607 ++f; |
813 | 608 } |
819 | 609 while (ISDIGIT (*f)); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
610 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
611 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
612 /* Check for modifiers. */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
613 switch (*f) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
614 { |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
615 case L_('E'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
616 case L_('O'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
617 modifier = *f++; |
604 | 618 break; |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
619 |
604 | 620 default: |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
621 modifier = 0; |
604 | 622 break; |
623 } | |
9 | 624 |
604 | 625 /* Now do the specified format. */ |
1109 | 626 format_char = *f; |
627 switch (format_char) | |
604 | 628 { |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
629 #define DO_NUMBER(d, v) \ |
4298 | 630 digits = d > width ? d : width; \ |
1058 | 631 number_value = v; goto do_number |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
632 #define DO_NUMBER_SPACEPAD(d, v) \ |
4298 | 633 digits = d > width ? d : width; \ |
1058 | 634 number_value = v; goto do_number_spacepad |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
635 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
636 case L_('%'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
637 if (modifier != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
638 goto bad_format; |
672
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
639 add (1, *p = *f); |
604 | 640 break; |
641 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
642 case L_('a'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
643 if (modifier != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
644 goto bad_format; |
1058 | 645 if (change_case) |
646 { | |
647 to_uppcase = 1; | |
648 to_lowcase = 0; | |
649 } | |
1109 | 650 #if defined _NL_CURRENT || !HAVE_STRFTIME |
672
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
651 cpy (aw_len, a_wkday); |
604 | 652 break; |
1109 | 653 #else |
654 goto underlying_strftime; | |
655 #endif | |
604 | 656 |
657 case 'A': | |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
658 if (modifier != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
659 goto bad_format; |
1058 | 660 if (change_case) |
661 { | |
662 to_uppcase = 1; | |
663 to_lowcase = 0; | |
664 } | |
1109 | 665 #if defined _NL_CURRENT || !HAVE_STRFTIME |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
666 cpy (STRLEN (f_wkday), f_wkday); |
604 | 667 break; |
1109 | 668 #else |
669 goto underlying_strftime; | |
670 #endif | |
604 | 671 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
672 case L_('b'): |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
673 case L_('h'): |
2845
d5bcf4bb7938
Merge in changes from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
2430
diff
changeset
|
674 if (change_case) |
d5bcf4bb7938
Merge in changes from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
2430
diff
changeset
|
675 { |
d5bcf4bb7938
Merge in changes from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
2430
diff
changeset
|
676 to_uppcase = 1; |
d5bcf4bb7938
Merge in changes from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
2430
diff
changeset
|
677 to_lowcase = 0; |
d5bcf4bb7938
Merge in changes from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
2430
diff
changeset
|
678 } |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
679 if (modifier != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
680 goto bad_format; |
1109 | 681 #if defined _NL_CURRENT || !HAVE_STRFTIME |
672
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
682 cpy (am_len, a_month); |
604 | 683 break; |
1109 | 684 #else |
685 goto underlying_strftime; | |
686 #endif | |
604 | 687 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
688 case L_('B'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
689 if (modifier != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
690 goto bad_format; |
1058 | 691 if (change_case) |
692 { | |
693 to_uppcase = 1; | |
694 to_lowcase = 0; | |
695 } | |
1109 | 696 #if defined _NL_CURRENT || !HAVE_STRFTIME |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
697 cpy (STRLEN (f_month), f_month); |
604 | 698 break; |
1109 | 699 #else |
700 goto underlying_strftime; | |
701 #endif | |
9 | 702 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
703 case L_('c'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
704 if (modifier == L_('O')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
705 goto bad_format; |
604 | 706 #ifdef _NL_CURRENT |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
707 if (! (modifier == 'E' |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
708 && (*(subfmt = |
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
709 (const CHAR_T *) _NL_CURRENT (LC_TIME, |
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
710 NLW(ERA_D_T_FMT))) |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
711 != '\0'))) |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
712 subfmt = (const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(D_T_FMT)); |
604 | 713 #else |
1109 | 714 # if HAVE_STRFTIME |
715 goto underlying_strftime; | |
716 # else | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
717 subfmt = L_("%a %b %e %H:%M:%S %Y"); |
1109 | 718 # endif |
604 | 719 #endif |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
720 |
604 | 721 subformat: |
722 { | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
723 CHAR_T *old_start = p; |
2923 | 724 size_t len = my_strftime (NULL, (size_t) -1, subfmt, |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
725 tp extra_args LOCALE_ARG); |
2923 | 726 add (len, my_strftime (p, maxsize - i, subfmt, |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
727 tp extra_args LOCALE_ARG)); |
816 | 728 |
729 if (to_uppcase) | |
730 while (old_start < p) | |
731 { | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
732 *old_start = TOUPPER ((UCHAR_T) *old_start, loc); |
816 | 733 ++old_start; |
734 } | |
604 | 735 } |
736 break; | |
737 | |
1109 | 738 #if HAVE_STRFTIME && ! (defined _NL_CURRENT && HAVE_STRUCT_ERA_ENTRY) |
739 underlying_strftime: | |
740 { | |
741 /* The relevant information is available only via the | |
742 underlying strftime implementation, so use that. */ | |
743 char ufmt[4]; | |
744 char *u = ufmt; | |
745 char ubuf[1024]; /* enough for any single format in practice */ | |
746 size_t len; | |
2378
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
747 /* Make sure we're calling the actual underlying strftime. |
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
748 In some cases, config.h contains something like |
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
749 "#define strftime rpl_strftime". */ |
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
750 # ifdef strftime |
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
751 # undef strftime |
2430
1e92ded95c2a
(my_strftime) [strftime]: Declare strftime here, since the definition
Jim Meyering <jim@meyering.net>
parents:
2378
diff
changeset
|
752 size_t strftime (); |
2378
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
753 # endif |
524f131fc113
(my_strftime): Make sure we call the system
Jim Meyering <jim@meyering.net>
parents:
2082
diff
changeset
|
754 |
1109 | 755 *u++ = '%'; |
756 if (modifier != 0) | |
757 *u++ = modifier; | |
758 *u++ = format_char; | |
759 *u = '\0'; | |
760 len = strftime (ubuf, sizeof ubuf, ufmt, tp); | |
1500
f6780e49c13d
(my_strftime): Update from FSF.
Jim Meyering <jim@meyering.net>
parents:
1334
diff
changeset
|
761 if (len == 0 && ubuf[0] != '\0') |
1109 | 762 return 0; |
763 cpy (len, ubuf); | |
764 } | |
765 break; | |
766 #endif | |
767 | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
768 case L_('C'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
769 if (modifier == L_('O')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
770 goto bad_format; |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
771 if (modifier == L_('E')) |
794 | 772 { |
1109 | 773 #if HAVE_STRUCT_ERA_ENTRY |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
774 struct era_entry *era = _nl_get_era_entry (tp HELPER_LOCALE_ARG); |
794 | 775 if (era) |
776 { | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
777 # ifdef COMPILE_WIDE |
2845
d5bcf4bb7938
Merge in changes from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
2430
diff
changeset
|
778 size_t len = __wcslen (era->era_wname); |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
779 cpy (len, era->era_wname); |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
780 # else |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
781 size_t len = strlen (era->era_name); |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
782 cpy (len, era->era_name); |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
783 # endif |
794 | 784 break; |
785 } | |
1109 | 786 #else |
787 # if HAVE_STRFTIME | |
788 goto underlying_strftime; | |
789 # endif | |
790 #endif | |
794 | 791 } |
1109 | 792 |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
793 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
794 int year = tp->tm_year + TM_YEAR_BASE; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
795 DO_NUMBER (1, year / 100 - (year % 100 < 0)); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
796 } |
9 | 797 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
798 case L_('x'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
799 if (modifier == L_('O')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
800 goto bad_format; |
604 | 801 #ifdef _NL_CURRENT |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
802 if (! (modifier == L_('E') |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
803 && (*(subfmt = |
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
804 (const CHAR_T *)_NL_CURRENT (LC_TIME, NLW(ERA_D_FMT))) |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
805 != L_('\0')))) |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
806 subfmt = (const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(D_FMT)); |
604 | 807 goto subformat; |
1109 | 808 #else |
809 # if HAVE_STRFTIME | |
810 goto underlying_strftime; | |
811 # else | |
812 /* Fall through. */ | |
813 # endif | |
604 | 814 #endif |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
815 case L_('D'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
816 if (modifier != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
817 goto bad_format; |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
818 subfmt = L_("%m/%d/%y"); |
604 | 819 goto subformat; |
820 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
821 case L_('d'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
822 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
823 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
824 |
604 | 825 DO_NUMBER (2, tp->tm_mday); |
826 | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
827 case L_('e'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
828 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
829 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
830 |
657 | 831 DO_NUMBER_SPACEPAD (2, tp->tm_mday); |
176 | 832 |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
833 /* All numeric formats set DIGITS and NUMBER_VALUE and then |
604 | 834 jump to one of these two labels. */ |
835 | |
657 | 836 do_number_spacepad: |
4318
b6a6c6ee71de
(my_strftime): Let the `-' (no-pad) flag affect
Jim Meyering <jim@meyering.net>
parents:
4300
diff
changeset
|
837 /* Force `_' flag unless overridden by `0' or `-' flag. */ |
b6a6c6ee71de
(my_strftime): Let the `-' (no-pad) flag affect
Jim Meyering <jim@meyering.net>
parents:
4300
diff
changeset
|
838 if (pad != L_('0') && pad != L_('-')) |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
839 pad = L_('_'); |
176 | 840 |
604 | 841 do_number: |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
842 /* Format the number according to the MODIFIER flag. */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
843 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
844 if (modifier == L_('O') && 0 <= number_value) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
845 { |
1109 | 846 #ifdef _NL_CURRENT |
794 | 847 /* Get the locale specific alternate representation of |
848 the number NUMBER_VALUE. If none exist NULL is returned. */ | |
4297
30aa99ec2725
(widen) [COMPILE_WIDE]: Merge nearly-identical definitions.
Jim Meyering <jim@meyering.net>
parents:
4296
diff
changeset
|
849 const CHAR_T *cp = nl_get_alt_digit (number_value |
30aa99ec2725
(widen) [COMPILE_WIDE]: Merge nearly-identical definitions.
Jim Meyering <jim@meyering.net>
parents:
4296
diff
changeset
|
850 HELPER_LOCALE_ARG); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
851 |
794 | 852 if (cp != NULL) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
853 { |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
854 size_t digitlen = STRLEN (cp); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
855 if (digitlen != 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
856 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
857 cpy (digitlen, cp); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
858 break; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
859 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
860 } |
1109 | 861 #else |
862 # if HAVE_STRFTIME | |
863 goto underlying_strftime; | |
864 # endif | |
865 #endif | |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
866 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
867 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
868 unsigned int u = number_value; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
869 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
870 bufp = buf + sizeof (buf) / sizeof (buf[0]); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
871 negative_number = number_value < 0; |
604 | 872 |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
873 if (negative_number) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
874 u = -u; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
875 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
876 do |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
877 *--bufp = u % 10 + L_('0'); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
878 while ((u /= 10) != 0); |
4558 | 879 } |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
880 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
881 do_number_sign_and_padding: |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
882 if (negative_number) |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
883 *--bufp = L_('-'); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
884 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
885 if (pad != L_('-')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
886 { |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
887 int padding = digits - (buf + (sizeof (buf) / sizeof (buf[0])) |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
888 - bufp); |
546
baaeb11e50e5
(add_num_tz): New function.
Jim Meyering <jim@meyering.net>
parents:
307
diff
changeset
|
889 |
4298 | 890 if (padding > 0) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
891 { |
4298 | 892 if (pad == L_('_')) |
893 { | |
894 if ((size_t) padding >= maxsize - i) | |
895 return 0; | |
896 | |
897 if (p) | |
898 memset_space (p, padding); | |
899 i += padding; | |
900 width = width > padding ? width - padding : 0; | |
901 } | |
902 else | |
903 { | |
904 if ((size_t) digits >= maxsize - i) | |
905 return 0; | |
906 | |
907 if (negative_number) | |
908 { | |
909 ++bufp; | |
910 | |
911 if (p) | |
912 *p++ = L_('-'); | |
913 ++i; | |
914 } | |
915 | |
916 if (p) | |
917 memset_zero (p, padding); | |
918 i += padding; | |
919 width = 0; | |
920 } | |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
921 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
922 } |
546
baaeb11e50e5
(add_num_tz): New function.
Jim Meyering <jim@meyering.net>
parents:
307
diff
changeset
|
923 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
924 cpy (buf + sizeof (buf) / sizeof (buf[0]) - bufp, bufp); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
925 break; |
546
baaeb11e50e5
(add_num_tz): New function.
Jim Meyering <jim@meyering.net>
parents:
307
diff
changeset
|
926 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
927 case L_('F'): |
1109 | 928 if (modifier != 0) |
929 goto bad_format; | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
930 subfmt = L_("%Y-%m-%d"); |
1109 | 931 goto subformat; |
604 | 932 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
933 case L_('H'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
934 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
935 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
936 |
604 | 937 DO_NUMBER (2, tp->tm_hour); |
546
baaeb11e50e5
(add_num_tz): New function.
Jim Meyering <jim@meyering.net>
parents:
307
diff
changeset
|
938 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
939 case L_('I'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
940 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
941 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
942 |
604 | 943 DO_NUMBER (2, hour12); |
944 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
945 case L_('k'): /* GNU extension. */ |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
946 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
947 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
948 |
657 | 949 DO_NUMBER_SPACEPAD (2, tp->tm_hour); |
546
baaeb11e50e5
(add_num_tz): New function.
Jim Meyering <jim@meyering.net>
parents:
307
diff
changeset
|
950 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
951 case L_('l'): /* GNU extension. */ |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
952 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
953 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
954 |
657 | 955 DO_NUMBER_SPACEPAD (2, hour12); |
604 | 956 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
957 case L_('j'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
958 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
959 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
960 |
604 | 961 DO_NUMBER (3, 1 + tp->tm_yday); |
546
baaeb11e50e5
(add_num_tz): New function.
Jim Meyering <jim@meyering.net>
parents:
307
diff
changeset
|
962 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
963 case L_('M'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
964 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
965 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
966 |
604 | 967 DO_NUMBER (2, tp->tm_min); |
968 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
969 case L_('m'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
970 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
971 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
972 |
604 | 973 DO_NUMBER (2, tp->tm_mon + 1); |
974 | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
975 #ifndef _LIBC |
3261 | 976 case L_('N'): /* GNU extension. */ |
977 if (modifier == L_('E')) | |
978 goto bad_format; | |
979 | |
980 number_value = ns; | |
981 if (width != -1) | |
982 { | |
983 /* Take an explicit width less than 9 as a precision. */ | |
984 int j; | |
985 for (j = width; j < 9; j++) | |
986 number_value /= 10; | |
987 } | |
988 | |
989 DO_NUMBER (9, number_value); | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
990 #endif |
3261 | 991 |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
992 case L_('n'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
993 add (1, *p = L_('\n')); |
604 | 994 break; |
995 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
996 case L_('P'): |
813 | 997 to_lowcase = 1; |
1109 | 998 #if !defined _NL_CURRENT && HAVE_STRFTIME |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
999 format_char = L_('p'); |
1109 | 1000 #endif |
813 | 1001 /* FALLTHROUGH */ |
1002 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1003 case L_('p'): |
1058 | 1004 if (change_case) |
1005 { | |
1006 to_uppcase = 0; | |
1007 to_lowcase = 1; | |
1008 } | |
1109 | 1009 #if defined _NL_CURRENT || !HAVE_STRFTIME |
672
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
1010 cpy (ap_len, ampm); |
604 | 1011 break; |
1109 | 1012 #else |
1013 goto underlying_strftime; | |
1014 #endif | |
9 | 1015 |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1016 case L_('R'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1017 subfmt = L_("%H:%M"); |
604 | 1018 goto subformat; |
1019 | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1020 case L_('r'): |
4558 | 1021 #if !defined _NL_CURRENT && HAVE_STRFTIME |
1022 goto underlying_strftime; | |
1023 #else | |
1024 # ifdef _NL_CURRENT | |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
1025 if (*(subfmt = (const CHAR_T *) _NL_CURRENT (LC_TIME, |
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
1026 NLW(T_FMT_AMPM))) |
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
1027 == L_('\0')) |
4558 | 1028 # endif |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1029 subfmt = L_("%I:%M:%S %p"); |
604 | 1030 goto subformat; |
4558 | 1031 #endif |
604 | 1032 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1033 case L_('S'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1034 if (modifier == L_('E')) |
794 | 1035 goto bad_format; |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1036 |
604 | 1037 DO_NUMBER (2, tp->tm_sec); |
1038 | |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1039 case L_('s'): /* GNU extension. */ |
4558 | 1040 { |
726
8867c987f8cf
(strftime): Accommodate the broken C compiler
Jim Meyering <jim@meyering.net>
parents:
691
diff
changeset
|
1041 struct tm ltm; |
8867c987f8cf
(strftime): Accommodate the broken C compiler
Jim Meyering <jim@meyering.net>
parents:
691
diff
changeset
|
1042 time_t t; |
8867c987f8cf
(strftime): Accommodate the broken C compiler
Jim Meyering <jim@meyering.net>
parents:
691
diff
changeset
|
1043 |
8867c987f8cf
(strftime): Accommodate the broken C compiler
Jim Meyering <jim@meyering.net>
parents:
691
diff
changeset
|
1044 ltm = *tp; |
8867c987f8cf
(strftime): Accommodate the broken C compiler
Jim Meyering <jim@meyering.net>
parents:
691
diff
changeset
|
1045 t = mktime (<m); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1046 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1047 /* Generate string value for T using time_t arithmetic; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1048 this works even if sizeof (long) < sizeof (time_t). */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1049 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1050 bufp = buf + sizeof (buf) / sizeof (buf[0]); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1051 negative_number = t < 0; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1052 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1053 do |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1054 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1055 int d = t % 10; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1056 t /= 10; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1057 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1058 if (negative_number) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1059 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1060 d = -d; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1061 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1062 /* Adjust if division truncates to minus infinity. */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1063 if (0 < -1 % 10 && d < 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1064 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1065 t++; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1066 d += 10; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1067 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1068 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1069 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1070 *--bufp = d + L_('0'); |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1071 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1072 while (t != 0); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1073 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1074 digits = 1; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1075 goto do_number_sign_and_padding; |
672
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
1076 } |
d4a380613840
Update from GNU libc -- this adds back %z and %s
Jim Meyering <jim@meyering.net>
parents:
668
diff
changeset
|
1077 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1078 case L_('X'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1079 if (modifier == L_('O')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1080 goto bad_format; |
604 | 1081 #ifdef _NL_CURRENT |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1082 if (! (modifier == L_('E') |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
1083 && (*(subfmt = |
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
1084 (const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ERA_T_FMT))) |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1085 != L_('\0')))) |
3094
4d9d6b846ce3
Sync with glibc time/strftime.c 1.81.
Jim Meyering <jim@meyering.net>
parents:
2993
diff
changeset
|
1086 subfmt = (const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(T_FMT)); |
604 | 1087 goto subformat; |
1109 | 1088 #else |
1089 # if HAVE_STRFTIME | |
1090 goto underlying_strftime; | |
1091 # else | |
1092 /* Fall through. */ | |
1093 # endif | |
604 | 1094 #endif |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1095 case L_('T'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1096 subfmt = L_("%H:%M:%S"); |
604 | 1097 goto subformat; |
1098 | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1099 case L_('t'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1100 add (1, *p = L_('\t')); |
604 | 1101 break; |
1102 | |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1103 case L_('u'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1104 DO_NUMBER (1, (tp->tm_wday - 1 + 7) % 7 + 1); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1105 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1106 case L_('U'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1107 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1108 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1109 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1110 DO_NUMBER (2, (tp->tm_yday - tp->tm_wday + 7) / 7); |
604 | 1111 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1112 case L_('V'): |
4296
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1113 case L_('g'): |
2da9db9c7ef8
(my_strftime): Merge in locale-related changes from libc.
Jim Meyering <jim@meyering.net>
parents:
3670
diff
changeset
|
1114 case L_('G'): |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1115 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1116 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1117 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1118 int year = tp->tm_year + TM_YEAR_BASE; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1119 int days = iso_week_days (tp->tm_yday, tp->tm_wday); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1120 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1121 if (days < 0) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1122 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1123 /* This ISO week belongs to the previous year. */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1124 year--; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1125 days = iso_week_days (tp->tm_yday + (365 + __isleap (year)), |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1126 tp->tm_wday); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1127 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1128 else |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1129 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1130 int d = iso_week_days (tp->tm_yday - (365 + __isleap (year)), |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1131 tp->tm_wday); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1132 if (0 <= d) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1133 { |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1134 /* This ISO week belongs to the next year. */ |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1135 year++; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1136 days = d; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1137 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1138 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1139 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1140 switch (*f) |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1141 { |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1142 case L_('g'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1143 DO_NUMBER (2, (year % 100 + 100) % 100); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1144 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1145 case L_('G'): |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1146 DO_NUMBER (1, year); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1147 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1148 default: |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1149 DO_NUMBER (2, days / 7 + 1); |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1150 } |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1151 } |
604 | 1152 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1153 case L_('W'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1154 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1155 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1156 |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1157 DO_NUMBER (2, (tp->tm_yday - (tp->tm_wday - 1 + 7) % 7 + 7) / 7); |
604 | 1158 |
2082
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1159 case L_('w'): |
35c2c4e86de2
Sync with the GNU C Library.
Jim Meyering <jim@meyering.net>
parents:
2060
diff
changeset
|
1160 if (modifier == L_('E')) |
691
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1161 goto bad_format; |
6813ffe12e6a
(strftime): New version, from GNU libc.
Jim Meyering <jim@meyering.net>
parents:
687
diff
changeset
|
1162 |