diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 78 |
1 files changed, 61 insertions, 17 deletions
diff --git a/configure.ac b/configure.ac index 4dd1419..8f35c7f 100644 --- a/configure.ac +++ b/configure.ac @@ -7,6 +7,7 @@ AC_CONFIG_FILES([Makefile]) AC_PROG_CC AC_PROG_CC_C_O AC_PROG_RANLIB +AC_USE_SYSTEM_EXTENSIONS AC_ARG_WITH(openssl, [ --with-openssl=dir use openssl installed in dir], @@ -20,28 +21,31 @@ AC_ARG_WITH(evloop-method, evloop_methods=$withval, evloop_methods="epoll kqueue poll") -AC_SEARCH_LIBS(clock_gettime, rt, - AC_SUBST(CLOCKLIB, $LIBS) - LIBS="" -, - echo btpd needs clock_gettime. - exit 1) +old_LIBS=$LIBS +LIBS="" +AC_SEARCH_LIBS(clock_gettime, rt,,AC_MSG_FAILURE(btpd needs clock_gettime)) +AC_SUBST(CLOCKLIB,$LIBS) +LIBS="" +AC_SEARCH_LIBS(inet_ntop, nsl,,AC_MSG_FAILURE(btpd needs inet_ntop)) +AC_SEARCH_LIBS(bind, socket,,AC_MSG_FAILURE(btpd needs bind)) +AC_SUBST(INETLIBS,$LIBS) +LIBS=$old_LIBS +AC_CHECK_FUNCS(asprintf) -echo -n "checking whether compiler accepts -Wno-pointer-sign... " +AC_MSG_CHECKING(whether compiler accepts -Wno-pointer-sign) old_CFLAGS=$CFLAGS CFLAGS="-Wno-pointer-sign" AC_COMPILE_IFELSE(int main(void) { return 0; }, AC_SUBST(WARNNPS,"-Wno-pointer-sign") - echo yes + AC_MSG_RESULT(yes) , - echo no) + AC_MSG_RESULT(no)) CFLAGS=$old_CFLAGS old_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS $openssl_LDFLAGS" -AC_CHECK_LIB(crypto, SHA1_Final,, echo "btpd needs openssl's libraries and headers."; exit 1) +AC_CHECK_LIB(crypto, SHA1_Final,:,AC_MSG_FAILURE(btpd needs openssl's libraries and headers)) LDFLAGS=$old_LDFLAGS -LIBS="" for m in $evloop_methods; do case $m in @@ -49,32 +53,72 @@ for m in $evloop_methods; do AC_CHECK_FUNC(epoll_wait,[ AC_SUBST(EVLOOP_IMPL,"evloop/epoll.${OBJEXT}") AC_SUBST(EVLOOP_METHOD,EVLOOP_EPOLL) - break],) + break]) ;; kqueue) AC_CHECK_FUNC(kqueue,[ AC_SUBST(EVLOOP_IMPL,"evloop/kqueue.${OBJEXT}") AC_SUBST(EVLOOP_METHOD,EVLOOP_KQUEUE) - break],) + break]) ;; poll) AC_CHECK_FUNC(poll,[ AC_SUBST(EVLOOP_IMPL,"evloop/poll.${OBJEXT}") AC_SUBST(EVLOOP_METHOD,EVLOOP_POLL) - break],) + break]) break ;; *) - echo "$m is not a valid evloop method. See --help." + AC_MSG_ERROR($m is not a valid evloop method) exit 1 ;; esac done if test x$EVLOOP_METHOD == x; then - echo "no suitable evloop method found." + AC_MSG_FAILURE(no suitable evloop method found) exit 1 else - echo selected evloop method $EVLOOP_METHOD. + AC_MSG_NOTICE(selected evloop method $EVLOOP_METHOD) fi +for i in 0 1 2 3 4 5 6; do + case $i in + 0) if test x$TD_CFLAGS$TD_LIBS == x; then continue; fi;; + 1) TD_CFLAGS=-pthread;; + 2) TD_CFLAGS=-pthreads;; + 3) TD_CFLAGS=-kthread;; + 4) TD_CFLAGS=-mt;; + 5) TD_LIBS=-lpthread;; + 6) AC_MSG_FAILURE(how do you build with pthreads on this system?);; + esac + old_CFLAGS=$CFLAGS; CFLAGS="$TD_CFLAGS $CFLAGS" + old_LIBS=$LIBS; LIBS="$TD_LIBS $LIBS" + AC_MSG_CHECKING(whether pthreads compiles with flags \"$TD_CFLAGS $TD_LIBS\") + AC_LANG_CONFTEST([int foo(void) { return 12; }]) + $CC $CFLAGS $CPPFLAGS -c conftest.c >conftest.stdout 2>conftest.stderr + if test -s conftest.stdout -o -s conftest.stderr; then + AC_MSG_RESULT(no) + TD_CFLAGS=""; TD_LIBS="" + CFLAGS=$old_CFLAGS; LIBS=$old_LIBS + rm -f conftest.c conftest.o conftest.stdout conftest.stderr + continue + fi + rm -f conftest.c conftest.o conftest.stdout conftest.stderr + + AC_LINK_IFELSE([ + #include <pthread.h> + int main(void) { return pthread_create(0,0,0,0);} + ], [ + AC_MSG_RESULT(yes) + CFLAGS=$old_CFLAGS; LIBS=$old_LIBS + break + ], [ + AC_MSG_RESULT(no) + TD_CFLAGS=""; TD_LIBS="" + CFLAGS=$old_CFLAGS; LIBS=$old_LIBS + ]) +done +AC_SUBST(TD_CFLAGS) +AC_SUBST(TD_LIBS) + AC_OUTPUT |