s4: Check SUN compiler and remove "-fullwarn" when using it
authorBrian Lu <brian.lu@sun.com>
Tue, 24 Nov 2009 21:10:22 +0000 (22:10 +0100)
committerMatthias Dieter Wallnöfer <mwallnoefer@yahoo.de>
Tue, 24 Nov 2009 21:12:56 +0000 (22:12 +0100)
This option is only supported by "gcc".
For details consider https://bugzilla.samba.org/show_bug.cgi?id=6905

Signed-off-by: Matthias Dieter Wallnöfer <mwallnoefer@yahoo.de>
source4/build/m4/check_cc.m4

index 32e4b5083ddddce13a03c3658e5955bd7adf721f..8149a8ff55ee0e9729a2e349776808bb65916cfd 100644 (file)
@@ -16,6 +16,24 @@ if test x$ac_cv_prog_cc_g = xyes -a x$debug = xyes; then
        CFLAGS="${CFLAGS} -g"
 fi
 
        CFLAGS="${CFLAGS} -g"
 fi
 
+dnl ###########################################################################
+dnl _AC_LANG_COMPILER_SUNCC
+dnl Check whether the compiler for the current language is really Sun compiler.
+dnl ###########################################################################
+m4_define([AC_LANG_COMPILER_SUNCC],
+[AC_CACHE_CHECK([whether we are really using the Sun _AC_LANG compiler],
+                [ac_cv_[]_AC_LANG_ABBREV[]_compiler_suncc],
+[_AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[#ifndef __SUNPRO_C
+       choke me
+#endif
+]])],
+                   [ac_compiler_suncc=yes],
+                   [ac_compiler_suncc=no])
+ac_cv_[]_AC_LANG_ABBREV[]_compiler_suncc=$ac_compiler_suncc
+])])
+
+AC_LANG_COMPILER_SUNCC
+
 ############################################
 # check if the compiler handles c99 struct initialization
 LIBREPLACE_C99_STRUCT_INIT(samba_cv_c99_struct_initialization=yes,
 ############################################
 # check if the compiler handles c99 struct initialization
 LIBREPLACE_C99_STRUCT_INIT(samba_cv_c99_struct_initialization=yes,
@@ -131,7 +149,7 @@ if test x$developer = xyes; then
            AC_SUBST(CFLAG_NO_CAST_QUAL)
            AX_CFLAGS_GCC_OPTION(-Wno-unused-macros, CFLAG_NO_UNUSED_MACROS)
            AC_SUBST(CFLAG_NO_UNUSED_MACROS)
            AC_SUBST(CFLAG_NO_CAST_QUAL)
            AX_CFLAGS_GCC_OPTION(-Wno-unused-macros, CFLAG_NO_UNUSED_MACROS)
            AC_SUBST(CFLAG_NO_UNUSED_MACROS)
-       else
+       elif test x"$ac_cv_c_compiler_suncc" != x"yes"; then
            AX_CFLAGS_IRIX_OPTION(-fullwarn, DEVELOPER_CFLAGS)
        fi
 
            AX_CFLAGS_IRIX_OPTION(-fullwarn, DEVELOPER_CFLAGS)
        fi