X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;ds=sidebyside;f=configure.ac;h=2d33c793bbdabf6809e9851314464c78830ff8da;hb=15aaf28f0345ed6998ef6eae921c7750c4ce26f9;hp=798574a96fb5bb38627fa9e177c6434ad7a9dd9e;hpb=119e9761282ae04f1943f9b97a83a1db4c9fd12a;p=catta diff --git a/configure.ac b/configure.ac index 798574a..2d33c79 100644 --- a/configure.ac +++ b/configure.ac @@ -46,6 +46,30 @@ AC_PROG_GCC_TRADITIONAL # libtool stuff AC_PROG_LIBTOOL +test_gcc_flag() { + AC_LANG_CONFTEST([int main() {}]) + $CC -c conftest.c $CFLAGS $@ > /dev/null 2> /dev/null + ret=$? + rm -f conftest.o + return $ret +} + +# If using GCC specify some additional parameters +if test "x$GCC" = "xyes" ; then + + DESIRED_FLAGS="-std=c99 -Wall -W -Wextra -pedantic -pipe -Wformat -Wold-style-definition -Wdeclaration-after-statement -Wfloat-equal -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-noreturn -Wshadow -Wendif-labels -Wlarger-than-4000 -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings -Winline -Wno-unused-parameter" + + for flag in $DESIRED_FLAGS ; do + AC_MSG_CHECKING([whether $CC accepts $flag]) + if test_gcc_flag $flag ; then + CFLAGS="$CFLAGS $flag" + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + done +fi + # Checks for header files. AC_HEADER_STDC AC_CHECK_HEADERS([arpa/inet.h fcntl.h inttypes.h limits.h netinet/in.h stdlib.h string.h sys/ioctl.h sys/socket.h sys/time.h unistd.h]) @@ -68,15 +92,6 @@ AC_FUNC_STAT AC_TYPE_MODE_T AC_TYPE_PID_T -# If using GCC specify some additional parameters -if test "x$GCC" = "xyes" ; then - CFLAGS="$CFLAGS -pipe -W -Wall -pedantic" - - AC_LANG_CONFTEST([int main() {}]) - $CC -c conftest.c -std=c99 -Wno-unused-parameter $CFLAGS > /dev/null 2> /dev/null && CFLAGS="$CFLAGS -std=c99 -Wno-unused-parameter" - rm -f conftest.o -fi - PKG_PROG_PKG_CONFIG # @@ -326,8 +341,6 @@ avahi-discover-standalone/Makefile avahi-client/Makefile initscript/Makefile initscript/Debian/Makefile -initscript/Gentoo/Makefile -initscript/SUSE/Makefile avahi-dnsconfd/Makefile avahi-utils/Makefile avahi-utils/avahi/Makefile