aclocal.m4

   1 # $Id: aclocal.m4 3321 2007-03-30 23:32:43Z jilles $ - aclocal.m4 - Autoconf fun...
   2 AC_DEFUN([AC_DEFINE_DIR], [
   3   test "x$prefix" = xNONE && prefix="$ac_default_prefix"
   4   test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
   5   ac_define_dir=`eval echo [$]$2`
   6   ac_define_dir=`eval echo [$]ac_define_dir`
   7   $1="$ac_define_dir"
   8   AC_SUBST($1)
   9   ifelse($3, ,
  10     AC_DEFINE_UNQUOTED($1, "$ac_define_dir"),
  11     AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3))
  12 ])
  13
  14 AC_DEFUN([AC_SUBST_DIR], [
  15         ifelse($2,,,$1="[$]$2")
  16         $1=`(
  17             test "x$prefix" = xNONE && prefix="$ac_default_prefix"
  18             test "x$exec_prefix" = xNONE && exec_prefix="${prefix}"
  19             eval echo \""[$]$1"\"
  20         )`
  21         AC_SUBST($1)
  22 ])
  23
  24 dnl CHARYBDIS_C_GCC_TRY_FLAGS(<warnings>,<cachevar>)
  25 AC_DEFUN([CHARYBDIS_C_GCC_TRY_FLAGS],[
  26  AC_MSG_CHECKING([GCC flag(s) $1])
  27  if test "${GCC-no}" = yes
  28  then
  29   AC_CACHE_VAL($2,[
  30    oldcflags="${CFLAGS-}"
  31    CFLAGS="${CFLAGS-} ${CWARNS} $1 -Werror"
  32    AC_TRY_COMPILE([
  33 #include <string.h>
  34 #include <stdio.h>
  35 int main(void);
  36 ],[
  37     (void)strcmp("a","b"); fprintf(stdout,"test ok\n");
  38 ], [$2=yes], [$2=no])
  39    CFLAGS="${oldcflags}"])
  40   if test "x$$2" = xyes; then
  41    CWARNS="${CWARNS}$1 "
  42    AC_MSG_RESULT(ok)
  43   else
  44    $2=''
  45    AC_MSG_RESULT(no)
  46   fi
  47  else
  48   AC_MSG_RESULT(no, not using GCC)
  49  fi
  50 ])