diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 57 |
1 files changed, 47 insertions, 10 deletions
diff --git a/configure.ac b/configure.ac index 1aa5694..2a67b1e 100644 --- a/configure.ac +++ b/configure.ac @@ -33,6 +33,8 @@ if type -p stow > /dev/null && test -d /usr/local/stow ; then ac_default_prefix="/usr/local/stow/${PACKAGE_NAME}-${PACKAGE_VERSION}" fi +AC_GNU_SOURCE + # Checks for programs. AC_PROG_CC AC_PROG_CPP @@ -40,9 +42,50 @@ AC_PROG_INSTALL AC_PROG_LN_S AC_PROG_MAKE_SET -# If using GCC specifiy some additional parameters +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 - CFLAGS="$CFLAGS -pipe -Wall -ansi" + + DESIRED_FLAGS="-Wall -W -Wextra -pedantic -pipe -Wformat -Wold-style-definition -Wdeclaration-after-statement -Wfloat-equal -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-noreturn -Wshadow -Wendif-labels -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings -Winline" + + if test "x$HAVE_NETLINK" = "xyes" ; then + # Test whether rtnetlink.h can be included when compiled with -std=c99 + # some distributions (e.g. archlinux) have broken headers that dont + # define __u64 with -std=c99 + AC_MSG_CHECKING([checking whether rtnetlink.h can be included with -std=c99]) + OLDCFLAGS="$CFLAGS" + CFLAGS="-std=c99" + AC_TRY_COMPILE([#include <linux/rtnetlink.h>], [], + use_stdc99=yes, use_stdc99=no) + + if test x"$use_stdc99" = xyes; then + DESIRED_FLAGS="-std=c99 $DESIRED_FLAGS" + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + fi + + CFLAGS="$OLDCFLAGS" + else + DESIRED_FLAGS="-std=c99 $DESIRED_FLAGS" + fi + + 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 # 64 Bit LFS support @@ -66,14 +109,8 @@ AC_CHECK_FUNCS([ftruncate memset strdup strerror strrchr]) AC_CHECK_LIB([pthread], [pthread_create]) -NEON_REQUIRE(0,24) -NEON_LIBRARY -NEON_WARNINGS - -# FUSE -AC_CHECK_HEADER(fuse.h,, [AC_MSG_ERROR([ *** fuse.h not found *** ])]) -AC_CHECK_LIB(fuse,fuse_main, [FUSE_LIBS="-lfuse"], [AC_MSG_ERROR([ *** libfuse.a not found *** ])], -lpthread) -AC_SUBST(FUSE_LIBS) +PKG_CHECK_MODULES(NEON, [ neon >= 0.25 ]) +PKG_CHECK_MODULES(FUSE, [ fuse >= 2.5 ]) # LYNX documentation generation AC_ARG_ENABLE(lynx, |