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annotate m4/string_h.m4 @ 8057:d5ba49b9b586

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* m4/string_h.m4 (gl_STRING_MODULE_INDICATOR): Correct m4 usage bug. * modules/string (Makefile.am): Remove redundant replacement. * modules/regex (Depends-on): Add mempcpy.
author Eric Blake <ebb9@byu.net>
date Thu, 01 Feb 2007 05:01:17 +0000
parents 273c47dfe264
children c8815c37b48c
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1 # Configure a GNU-like replacement for <string.h>.
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2
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3 # Copyright (C) 2007 Free Software Foundation, Inc.
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4 # This file is free software; the Free Software Foundation
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5 # gives unlimited permission to copy and/or distribute it,
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6 # with or without modifications, as long as this notice is preserved.
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7
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8 # Written by Paul Eggert.
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9
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10 AC_DEFUN([gl_HEADER_STRING_H],
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11 [
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12 dnl Use AC_REQUIRE here, so that the default behavior below is expanded
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13 dnl once only, before all statements that occur in other macros.
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14 AC_REQUIRE([gl_HEADER_STRING_H_BODY])
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15 ])
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16
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17 AC_DEFUN([gl_HEADER_STRING_H_BODY],
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18 [
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19 AC_REQUIRE([AC_C_RESTRICT])
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20 AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
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21 AC_REQUIRE([gl_STRING_MODULE_INDICATOR_DEFAULTS])
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22 gl_ABSOLUTE_HEADER([string.h])
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23 ABSOLUTE_STRING_H=\"$gl_cv_absolute_string_h\"
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24 AC_SUBST([ABSOLUTE_STRING_H])
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25 ])
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26
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27 AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS],
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28 [
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29 dnl Assume proper GNU behavior unless another module says otherwise.
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30 HAVE_DECL_MEMMEM=1; AC_SUBST([HAVE_DECL_MEMMEM])
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31 HAVE_MEMPCPY=1; AC_SUBST([HAVE_MEMPCPY])
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32 HAVE_DECL_MEMRCHR=1; AC_SUBST([HAVE_DECL_MEMRCHR])
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33 HAVE_STPCPY=1; AC_SUBST([HAVE_STPCPY])
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34 HAVE_STPNCPY=1; AC_SUBST([HAVE_STPNCPY])
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35 HAVE_DECL_STRNCASECMP=1; AC_SUBST([HAVE_DECL_STRNCASECMP])
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36 HAVE_STRCHRNUL=1; AC_SUBST([HAVE_STRCHRNUL])
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37 HAVE_DECL_STRDUP=1; AC_SUBST([HAVE_DECL_STRDUP])
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38 HAVE_STRNDUP=1; AC_SUBST([HAVE_STRNDUP])
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39 HAVE_DECL_STRNDUP=1; AC_SUBST([HAVE_DECL_STRNDUP])
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40 HAVE_DECL_STRNLEN=1; AC_SUBST([HAVE_DECL_STRNLEN])
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41 HAVE_STRPBRK=1; AC_SUBST([HAVE_STRPBRK])
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42 HAVE_STRSEP=1; AC_SUBST([HAVE_STRSEP])
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43 HAVE_DECL_STRTOK_R=1; AC_SUBST([HAVE_DECL_STRTOK_R])
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44 REPLACE_STRCASECMP=0; AC_SUBST([REPLACE_STRCASECMP])
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45 REPLACE_STRSTR=0; AC_SUBST([REPLACE_STRSTR])
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46 REPLACE_STRCASESTR=0; AC_SUBST([REPLACE_STRCASESTR])
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47 ])
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48
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49 AC_DEFUN([gl_STRING_MODULE_INDICATOR],
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50 [
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51 dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
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52 AC_REQUIRE([gl_STRING_MODULE_INDICATOR_DEFAULTS])
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53 GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
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54 ])
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55
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56 AC_DEFUN([gl_STRING_MODULE_INDICATOR_DEFAULTS],
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57 [
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58 GNULIB_MEMMEM=0; AC_SUBST([GNULIB_MEMMEM])
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59 GNULIB_MEMPCPY=0; AC_SUBST([GNULIB_MEMPCPY])
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60 GNULIB_MEMRCHR=0; AC_SUBST([GNULIB_MEMRCHR])
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61 GNULIB_STPCPY=0; AC_SUBST([GNULIB_STPCPY])
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62 GNULIB_STPNCPY=0; AC_SUBST([GNULIB_STPNCPY])
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63 GNULIB_STRCASE=0; AC_SUBST([GNULIB_STRCASE])
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64 GNULIB_STRCHRNUL=0; AC_SUBST([GNULIB_STRCHRNUL])
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65 GNULIB_STRDUP=0; AC_SUBST([GNULIB_STRDUP])
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66 GNULIB_STRNDUP=0; AC_SUBST([GNULIB_STRNDUP])
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67 GNULIB_STRNLEN=0; AC_SUBST([GNULIB_STRNLEN])
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68 GNULIB_STRPBRK=0; AC_SUBST([GNULIB_STRPBRK])
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69 GNULIB_STRSEP=0; AC_SUBST([GNULIB_STRSEP])
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70 GNULIB_STRSTR=0; AC_SUBST([GNULIB_STRSTR])
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71 GNULIB_STRCASESTR=0; AC_SUBST([GNULIB_STRCASESTR])
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72 GNULIB_STRTOK_R=0; AC_SUBST([GNULIB_STRTOK_R])
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73 ])