cmulocal/common.m4

   1 dnl $Id: common.m4,v 1.13 2006/02/25 18:29:46 cg2v Exp $
   2
   3 AC_DEFUN([CMU_TEST_LIBPATH], [
   4 changequote(<<, >>)
   5 define(<<CMU_AC_CV_FOUND>>, translit(ac_cv_found_$2_lib, <<- *>>, <<__p>>))
   6 changequote([, ])
   7 if test "$CMU_AC_CV_FOUND" = "yes"; then
   8   if test \! -r "$1/lib$2.a" -a \! -r "$1/lib$2.so" -a \! -r "$1/lib$2.sl" -a \! -r "$1/lib$2.dylib"; then
   9     CMU_AC_CV_FOUND=no
  10   fi
  11 fi
  12 ])
  13
  14 AC_DEFUN([CMU_TEST_INCPATH], [
  15 changequote(<<, >>)
  16 define(<<CMU_AC_CV_FOUND>>, translit(ac_cv_found_$2_inc, [ *], [_p]))
  17 changequote([, ])
  18 if test "$CMU_AC_CV_FOUND" = "yes"; then
  19   if test \! -r "$1/$2.h"; then
  20     CMU_AC_CV_FOUND=no
  21   fi
  22 fi
  23 ])
  24
  25 dnl CMU_CHECK_HEADER_NOCACHE(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
  26 AC_DEFUN([CMU_CHECK_HEADER_NOCACHE],
  27 [dnl Do the transliteration at runtime so arg 1 can be a shell variable.
  28 ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
  29 AC_MSG_CHECKING([for $1])
  30 AC_TRY_CPP([#include <$1>], eval "ac_cv_header_$ac_safe=yes",
  31   eval "ac_cv_header_$ac_safe=no")
  32 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
  33   AC_MSG_RESULT(yes)
  34   ifelse([$2], , :, [$2])
  35 else
  36   AC_MSG_RESULT(no)
  37 ifelse([$3], , , [$3
  38 ])dnl
  39 fi
  40 ])
  41
  42 AC_DEFUN([CMU_FIND_LIB_SUBDIR],
  43 [dnl
  44 AC_ARG_WITH([lib-subdir], AC_HELP_STRING([--with-lib-subdir=DIR],[Find libraries in DIR instead of lib]))
  45 AC_CHECK_SIZEOF(long)
  46 AC_CACHE_CHECK([what directory libraries are found in], [ac_cv_cmu_lib_subdir],
  47 [test "X$with_lib_subdir" = "Xyes" && with_lib_subdir=
  48 test "X$with_lib_subdir" = "Xno" && with_lib_subdir=
  49 if test "X$with_lib_subdir" = "X" ; then
  50   ac_cv_cmu_lib_subdir=lib
  51   if test $ac_cv_sizeof_long -eq 4 ; then
  52     test -d /usr/lib32 && ac_cv_cmu_lib_subdir=lib32
  53   fi
  54   if test $ac_cv_sizeof_long -eq 8 ; then
  55     test -d /usr/lib64 && ac_cv_cmu_lib_subdir=lib64
  56   fi
  57 else
  58   ac_cv_cmu_lib_subdir=$with_lib_subdir
  59 fi])
  60 AC_SUBST(CMU_LIB_SUBDIR, $ac_cv_cmu_lib_subdir)
  61 ])