-# <rdenis (at) simphalempin (dot) com>.
+# Copyright © 2006 Rémi Denis-Courmont
# This file (flags.m4) is free software; unlimited permission to
# copy and/or distribute it , with or without modifications, as long
# as this notice is preserved.
CFLAGS_save="${CFLAGS}"
as_ac_var=`echo "ac_cv_prog_cc_flags_$1" | $as_tr_sh`
AC_CACHE_CHECK([if $CC accepts $1], [$as_ac_var], [
- CFLAGS="${CFLAGS_save} $1"
+ CFLAGS="${CFLAGS} $1"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
eval "$as_ac_var=yes"
],[
])
ac_res=`eval echo '${'$as_ac_var'}'`
- AS_IF([test "${ac_res}" != "no"], [
- CFLAGS="${CFLAGS_save} $1"
- CXXFLAGS="${CFLAGS_save} $1"
- OBJCFLAGS="${OBJCFLAGS_save} $1"
- $2
- ], [
- CFLAGS="${CFLAGS_save}"
- $3
- ])
+ CFLAGS="${CFLAGS_save}"
+ AS_IF([test "${ac_res}" != "no"], [$2], [$3])
+])
+
+AC_DEFUN([RDC_PROG_CC_FLAGS],
+[AC_LANG_ASSERT(C)
+ RDC_PROG_CC_FLAGS_IFELSE([$1], [CFLAGS="${CFLAGS} $1"])
])
AC_DEFUN([RDC_PROG_CC_WFLAGS],
[ for a in $1; do
- RDC_PROG_CC_FLAGS_IFELSE([-W$a])
+ RDC_PROG_CC_FLAGS([-W$a])
done
])
+
+AC_DEFUN([RDC_PROG_LINK_FLAGS_IFELSE],
+[AC_LANG_ASSERT(C)
+ LDFLAGS_save="${LDFLAGS}"
+ as_ac_var=`echo "ac_cv_prog_link_flags_$1" | $as_tr_sh`
+ AC_CACHE_CHECK([if $LINK accepts $1], [$as_ac_var], [
+ LDFLAGS="${LDFLAGS} $1"
+ AC_LINK_IFELSE([AC_LANG_PROGRAM()], [
+ eval "$as_ac_var=yes"
+ ],[
+ eval "$as_ac_var=no"
+ ])
+ ])
+
+ ac_res=`eval echo '${'$as_ac_var'}'`
+ AS_IF([test "${ac_res}" != "no"], [
+ LDFLAGS="${LDFLAGS} $1"
+ $2
+ ], [
+ LDFLAGS="${LDFLAGS_save}"
+ $3
+ ])
+])