|
0
|
1 # lib-prefix.m4 serial 2 (gettext-0.12)
|
|
|
2 dnl Copyright (C) 2001-2003 Free Software Foundation, Inc.
|
|
|
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
|
|
|
11 dnl AC_LIB_ARG_WITH is synonymous to AC_ARG_WITH in autoconf-2.13, and
|
|
|
12 dnl similar to AC_ARG_WITH in autoconf 2.52...2.57 except that is doesn't
|
|
|
13 dnl require excessive bracketing.
|
|
|
14 ifdef([AC_HELP_STRING],
|
|
|
15 [AC_DEFUN([AC_LIB_ARG_WITH], [AC_ARG_WITH([$1],[[$2]],[$3],[$4])])],
|
|
|
16 [AC_DEFUN([AC_LIB_ARG_WITH], [AC_ARG_WITH([$1],[$2],[$3],[$4])])])
|
|
|
17
|
|
|
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=\"$libdir\"
|
|
|
35 ])
|
|
|
36 AC_LIB_ARG_WITH([lib-prefix],
|
|
|
37 [ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib
|
|
|
38 --without-lib-prefix don't search for libraries in includedir and libdir],
|
|
|
39 [
|
|
|
40 if test "X$withval" = "Xno"; then
|
|
|
41 use_additional=no
|
|
|
42 else
|
|
|
43 if test "X$withval" = "X"; then
|
|
|
44 AC_LIB_WITH_FINAL_PREFIX([
|
|
|
45 eval additional_includedir=\"$includedir\"
|
|
|
46 eval additional_libdir=\"$libdir\"
|
|
|
47 ])
|
|
|
48 else
|
|
|
49 additional_includedir="$withval/include"
|
|
|
50 additional_libdir="$withval/lib"
|
|
|
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 $CPPFLAGS; do
|
|
|
64 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
|
|
|
65 if test "X$x" = "X-I$additional_includedir"; then
|
|
|
66 haveit=yes
|
|
|
67 break
|
|
|
68 fi
|
|
|
69 done
|
|
|
70 if test -z "$haveit"; then
|
|
|
71 if test "X$additional_includedir" = "X/usr/local/include"; then
|
|
|
72 if test -n "$GCC"; then
|
|
|
73 case $host_os in
|
|
|
74 linux*) haveit=yes;;
|
|
|
75 esac
|
|
|
76 fi
|
|
|
77 fi
|
|
|
78 if test -z "$haveit"; then
|
|
|
79 if test -d "$additional_includedir"; then
|
|
|
80 dnl Really add $additional_includedir to $CPPFLAGS.
|
|
|
81 CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }-I$additional_includedir"
|
|
|
82 fi
|
|
|
83 fi
|
|
|
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 $LDFLAGS; do
|
|
|
95 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
|
|
|
96 if test "X$x" = "X-L$additional_libdir"; then
|
|
|
97 haveit=yes
|
|
|
98 break
|
|
|
99 fi
|
|
|
100 done
|
|
|
101 if test -z "$haveit"; then
|
|
|
102 if test "X$additional_libdir" = "X/usr/local/lib"; then
|
|
|
103 if test -n "$GCC"; then
|
|
|
104 case $host_os in
|
|
|
105 linux*) haveit=yes;;
|
|
|
106 esac
|
|
|
107 fi
|
|
|
108 fi
|
|
|
109 if test -z "$haveit"; then
|
|
|
110 if test -d "$additional_libdir"; then
|
|
|
111 dnl Really add $additional_libdir to $LDFLAGS.
|
|
|
112 LDFLAGS="${LDFLAGS}${LDFLAGS:+ }-L$additional_libdir"
|
|
|
113 fi
|
|
|
114 fi
|
|
|
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 ])
|
