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Member "dnotify-0.18.0/m4/lib-prefix.m4" (18 Jul 2004, 5447 Bytes) of package /linux/privat/old/dnotify-0.18.0.tar.gz:


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    1 # lib-prefix.m4 serial 3 (gettext-0.13)
    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 ])