diff --git a/configure.ac b/configure.ac
index a5226d278500b27048748ce77fcedbca63faaf99..420021f628ab81d61a4e898fe1acdc6c3d173f2a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
return $ret
}
+STRICT_CFLAGS=""
+
m4_divert_once([HELP_ENABLE], [
Build options:])
[Define to enforce ISO/IEC 9899:1999 (C99) compliance.])
AC_DEFINE([_POSIX_C_SOURCE], 200112L,
[Define to enforce IEEE 1003.1-2001 (POSIX:2001) compliance.])
- AC_DEFINE([_XOPEN_SOURCE], 600,
- [Define to enforce X/Open 6 (XSI) compliance.])
+ AC_DEFINE([_XOPEN_SOURCE], 700,
+ [Define to enforce X/Open 7 (XSI) compliance.])
AC_DEFINE([_REENTRANT], 1,
[Define to enable reentrant interfaces.])
AC_DEFINE([_THREAD_SAFE], 1,
dnl strict standards compliance a bit to work around this.
AC_DEFINE([_BSD_SOURCE], 1, [Define to enable 4.3BSD support.])
- for flag in -std=c99 -pedantic; do
+ for flag in -std=c99; do
AC_MSG_CHECKING([whether $CC accepts $flag])
if test_cc_flags $flag; then
- CFLAGS="$CFLAGS $flag"
+ STRICT_CFLAGS="$STRICT_CFLAGS $flag"
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
AC_MSG_CHECKING([whether $CC accepts $flag])
if test_cc_flags $flag; then
- CFLAGS="$CFLAGS $flag"
+ STRICT_CFLAGS="$STRICT_CFLAGS $flag"
hardening=$(($hardening + 1))
AC_MSG_RESULT([yes])
else
[enable_strict_checks="$enableval"],
[enable_strict_checks="yes"])
-STRICT_CFLAGS=""
for flag in -Wall -Werror; do
AC_MSG_CHECKING([whether $CC accepts $flag])
done
if test "x$enable_strict_checks" = "xyes"; then
+ dnl -Wsign-conversion may cause problems in expanded macros from libc
for flag in -Wextra \
-Wbad-function-cast \
-Wcast-align \
-Wcast-qual \
-Wconversion \
+ -Wno-sign-conversion \
-Wdeclaration-after-statement \
-Wmissing-prototypes \
-Wpointer-arith \