source4/aclocal.m4

   1
   2 dnl Copied from libtool.m4
   3 AC_DEFUN(AC_PROG_LD_GNU,
   4 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
   5 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
   6 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
   7   ac_cv_prog_gnu_ld=yes
   8 else
   9   ac_cv_prog_gnu_ld=no
  10 fi])
  11 ])
  12
  13 dnl Removes -I/usr/include/? from given variable
  14 AC_DEFUN(CFLAGS_REMOVE_USR_INCLUDE,[
  15   ac_new_flags=""
  16   for i in [$]$1; do
  17     case [$]i in
  18     -I/usr/include|-I/usr/include/) ;;
  19     *) ac_new_flags="[$]ac_new_flags [$]i" ;;
  20     esac
  21   done
  22   $1=[$]ac_new_flags
  23 ])
  24
  25 dnl Removes '-L/usr/lib[/]', '-Wl,-rpath,/usr/lib[/]'
  26 dnl and '-Wl,-rpath -Wl,/usr/lib[/]' from given variable
  27 AC_DEFUN(LIB_REMOVE_USR_LIB,[
  28   ac_new_flags=""
  29   l=""
  30   for i in [$]$1; do
  31     case [$]l[$]i in
  32     -L/usr/lib) ;;
  33     -L/usr/lib/) ;;
  34     -Wl,-rpath,/usr/lib) ;;
  35     -Wl,-rpath,/usr/lib/) ;;
  36     -Wl,-rpath) l=[$]i;;
  37     -Wl,-rpath-Wl,/usr/lib) l="";;
  38     -Wl,-rpath-Wl,/usr/lib/) l="";;
  39     *)
  40         s=" "
  41         if test x"[$]ac_new_flags" = x""; then
  42             s="";
  43         fi
  44         if test x"[$]l" = x""; then
  45             ac_new_flags="[$]ac_new_flags[$]s[$]i";
  46         else
  47             ac_new_flags="[$]ac_new_flags[$]s[$]l [$]i";
  48         fi
  49         l=""
  50         ;;
  51     esac
  52   done
  53   $1=[$]ac_new_flags
  54 ])
  55
  56 m4_include(../lib/replace/libreplace.m4)
  57 m4_include(build/m4/ax_cflags_gcc_option.m4)
  58 m4_include(build/m4/ax_cflags_irix_option.m4)
  59 m4_include(build/m4/public.m4)