Mercurial > hg > octave-kai > gnulib-hg
annotate m4/lib-prefix.m4 @ 4897:c784af02fcd9
updates from savannah outage
| author | uid65818 <uid65818> |
|---|---|
| date | Wed, 24 Dec 2003 13:07:08 +0000 |
| parents | 3358eb550c86 |
| children | adff74659d81 |
| rev | line source |
|---|---|
| 4897 | 1 # lib-prefix.m4 serial 3 (gettext-0.13) |
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2 dnl Copyright (C) 2001-2003 Free Software Foundation, Inc. |
| 3748 | 3 dnl This file is free software, distributed under the terms of the GNU |
| 4 dnl General Public License. As a special exception to the GNU General | |
| 5 dnl Public License, this file may be distributed as part of a program | |
| 6 dnl that contains a configuration script generated by Autoconf, under | |
| 7 dnl the same distribution terms as the rest of that program. | |
| 8 | |
| 9 dnl From Bruno Haible. | |
| 10 | |
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11 dnl AC_LIB_ARG_WITH is synonymous to AC_ARG_WITH in autoconf-2.13, and |
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12 dnl similar to AC_ARG_WITH in autoconf 2.52...2.57 except that is doesn't |
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13 dnl require excessive bracketing. |
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14 ifdef([AC_HELP_STRING], |
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15 [AC_DEFUN([AC_LIB_ARG_WITH], [AC_ARG_WITH([$1],[[$2]],[$3],[$4])])], |
| 4897 | 16 [AC_DEFUN([AC_][LIB_ARG_WITH], [AC_ARG_WITH([$1],[$2],[$3],[$4])])]) |
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17 |
| 3748 | 18 dnl AC_LIB_PREFIX adds to the CPPFLAGS and LDFLAGS the flags that are needed |
| 19 dnl to access previously installed libraries. The basic assumption is that | |
| 20 dnl a user will want packages to use other packages he previously installed | |
| 21 dnl with the same --prefix option. | |
| 22 dnl This macro is not needed if only AC_LIB_LINKFLAGS is used to locate | |
| 23 dnl libraries, but is otherwise very convenient. | |
| 24 AC_DEFUN([AC_LIB_PREFIX], | |
| 25 [ | |
| 26 AC_BEFORE([$0], [AC_LIB_LINKFLAGS]) | |
| 27 AC_REQUIRE([AC_PROG_CC]) | |
| 28 AC_REQUIRE([AC_CANONICAL_HOST]) | |
| 29 AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) | |
| 30 dnl By default, look in $includedir and $libdir. | |
| 31 use_additional=yes | |
| 32 AC_LIB_WITH_FINAL_PREFIX([ | |
| 33 eval additional_includedir=\"$includedir\" | |
| 34 eval additional_libdir=\"$libdir\" | |
| 35 ]) | |
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36 AC_LIB_ARG_WITH([lib-prefix], |
| 3748 | 37 [ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib |
| 38 --without-lib-prefix don't search for libraries in includedir and libdir], | |
| 39 [ | |
| 40 if test "X$withval" = "Xno"; then | |
| 41 use_additional=no | |
| 42 else | |
| 43 if test "X$withval" = "X"; then | |
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44 AC_LIB_WITH_FINAL_PREFIX([ |
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45 eval additional_includedir=\"$includedir\" |
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46 eval additional_libdir=\"$libdir\" |
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47 ]) |
| 3748 | 48 else |
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49 additional_includedir="$withval/include" |
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50 additional_libdir="$withval/lib" |
| 3748 | 51 fi |
| 52 fi | |
| 53 ]) | |
| 54 if test $use_additional = yes; then | |
| 55 dnl Potentially add $additional_includedir to $CPPFLAGS. | |
| 56 dnl But don't add it | |
| 57 dnl 1. if it's the standard /usr/include, | |
| 58 dnl 2. if it's already present in $CPPFLAGS, | |
| 59 dnl 3. if it's /usr/local/include and we are using GCC on Linux, | |
| 60 dnl 4. if it doesn't exist as a directory. | |
| 61 if test "X$additional_includedir" != "X/usr/include"; then | |
| 62 haveit= | |
| 63 for x in $CPPFLAGS; do | |
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64 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
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65 if test "X$x" = "X-I$additional_includedir"; then |
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66 haveit=yes |
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67 break |
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68 fi |
| 3748 | 69 done |
| 70 if test -z "$haveit"; then | |
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71 if test "X$additional_includedir" = "X/usr/local/include"; then |
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72 if test -n "$GCC"; then |
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73 case $host_os in |
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74 linux*) haveit=yes;; |
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75 esac |
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76 fi |
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77 fi |
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78 if test -z "$haveit"; then |
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79 if test -d "$additional_includedir"; then |
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80 dnl Really add $additional_includedir to $CPPFLAGS. |
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81 CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }-I$additional_includedir" |
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82 fi |
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83 fi |
| 3748 | 84 fi |
| 85 fi | |
| 86 dnl Potentially add $additional_libdir to $LDFLAGS. | |
| 87 dnl But don't add it | |
| 88 dnl 1. if it's the standard /usr/lib, | |
| 89 dnl 2. if it's already present in $LDFLAGS, | |
| 90 dnl 3. if it's /usr/local/lib and we are using GCC on Linux, | |
| 91 dnl 4. if it doesn't exist as a directory. | |
| 92 if test "X$additional_libdir" != "X/usr/lib"; then | |
| 93 haveit= | |
| 94 for x in $LDFLAGS; do | |
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95 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) |
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96 if test "X$x" = "X-L$additional_libdir"; then |
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97 haveit=yes |
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98 break |
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99 fi |
| 3748 | 100 done |
| 101 if test -z "$haveit"; then | |
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102 if test "X$additional_libdir" = "X/usr/local/lib"; then |
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103 if test -n "$GCC"; then |
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104 case $host_os in |
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105 linux*) haveit=yes;; |
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106 esac |
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107 fi |
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108 fi |
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109 if test -z "$haveit"; then |
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110 if test -d "$additional_libdir"; then |
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111 dnl Really add $additional_libdir to $LDFLAGS. |
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112 LDFLAGS="${LDFLAGS}${LDFLAGS:+ }-L$additional_libdir" |
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113 fi |
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114 fi |
| 3748 | 115 fi |
| 116 fi | |
| 117 fi | |
| 118 ]) | |
| 119 | |
| 120 dnl AC_LIB_PREPARE_PREFIX creates variables acl_final_prefix, | |
| 121 dnl acl_final_exec_prefix, containing the values to which $prefix and | |
| 122 dnl $exec_prefix will expand at the end of the configure script. | |
| 123 AC_DEFUN([AC_LIB_PREPARE_PREFIX], | |
| 124 [ | |
| 125 dnl Unfortunately, prefix and exec_prefix get only finally determined | |
| 126 dnl at the end of configure. | |
| 127 if test "X$prefix" = "XNONE"; then | |
| 128 acl_final_prefix="$ac_default_prefix" | |
| 129 else | |
| 130 acl_final_prefix="$prefix" | |
| 131 fi | |
| 132 if test "X$exec_prefix" = "XNONE"; then | |
| 133 acl_final_exec_prefix='${prefix}' | |
| 134 else | |
| 135 acl_final_exec_prefix="$exec_prefix" | |
| 136 fi | |
| 137 acl_save_prefix="$prefix" | |
| 138 prefix="$acl_final_prefix" | |
| 139 eval acl_final_exec_prefix=\"$acl_final_exec_prefix\" | |
| 140 prefix="$acl_save_prefix" | |
| 141 ]) | |
| 142 | |
| 143 dnl AC_LIB_WITH_FINAL_PREFIX([statement]) evaluates statement, with the | |
| 144 dnl variables prefix and exec_prefix bound to the values they will have | |
| 145 dnl at the end of the configure script. | |
| 146 AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX], | |
| 147 [ | |
| 148 acl_save_prefix="$prefix" | |
| 149 prefix="$acl_final_prefix" | |
| 150 acl_save_exec_prefix="$exec_prefix" | |
| 151 exec_prefix="$acl_final_exec_prefix" | |
| 152 $1 | |
| 153 exec_prefix="$acl_save_exec_prefix" | |
| 154 prefix="$acl_save_prefix" | |
| 155 ]) |