dnl --------------------------------------------------------------------------- dnl Message output dnl --------------------------------------------------------------------------- AC_DEFUN([LOC_MSG],[echo "$1"]) dnl --------------------------------------------------------------------------- dnl Available from the GNU Autoconf Macro Archive at: dnl http://www.gnu.org/software/ac-archive/htmldoc/vl_prog_cc_warnings.html dnl --------------------------------------------------------------------------- AC_DEFUN([VL_PROG_CC_WARNINGS], [ ansi=$1 if test -z "$ansi"; then msg="for C compiler warning flags" else msg="for C compiler warning and ANSI conformance flags" fi AC_CACHE_CHECK($msg, vl_cv_prog_cc_warnings, [ if test -n "$CC"; then cat > conftest.c <&1 | grep -i "WorkShop" > /dev/null 2>&1 && $CC -c -v -Xc conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="-v" else vl_cv_prog_cc_warnings="-v -Xc" fi dnl Digital Unix C compiler elif $CC -V 2>&1 | grep -i "Digital UNIX Compiler" > /dev/null 2>&1 && $CC -c -verbose -w0 -warnprotos -std1 conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="-verbose -w0 -warnprotos" else vl_cv_prog_cc_warnings="-verbose -w0 -warnprotos -std1" fi dnl C for AIX Compiler elif $CC 2>&1 | grep -i "C for AIX Compiler" > /dev/null 2>&1 && $CC -c -qlanglvl=ansi -qinfo=all conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="-qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" else vl_cv_prog_cc_warnings="-qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd -qlanglvl=ansi" fi dnl IRIX C compiler elif $CC -version 2>&1 | grep -i "MIPSpro Compilers" > /dev/null 2>&1 && $CC -c -fullwarn -ansi -ansiE conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="-fullwarn" else vl_cv_prog_cc_warnings="-fullwarn -ansi -ansiE" fi dnl HP-UX C compiler elif what $CC 2>&1 | grep -i "HP C Compiler" > /dev/null 2>&1 && $CC -c -Aa +w1 conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="+w1" else vl_cv_prog_cc_warnings="+w1 -Aa" fi dnl The NEC SX-5 (Super-UX 10) C compiler elif $CC -V 2>&1 | grep "/SX" > /dev/null 2>&1 && $CC -c -pvctl[,]fullmsg -Xc conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="-pvctl[,]fullmsg" else vl_cv_prog_cc_warnings="-pvctl[,]fullmsg -Xc" fi dnl The Cray C compiler (Unicos) elif $CC -V 2>&1 | grep -i "Cray" > /dev/null 2>&1 && $CC -c -h msglevel 2 conftest.c > /dev/null 2>&1 && test -f conftest.o; then if test -z "$ansi"; then vl_cv_prog_cc_warnings="-h msglevel 2" else vl_cv_prog_cc_warnings="-h msglevel 2 -h conform" fi fi rm -f conftest.* fi if test -n "$vl_cv_prog_cc_warnings"; then CFLAGS="$CFLAGS $vl_cv_prog_cc_warnings" else vl_cv_prog_cc_warnings="unknown" fi ]) ])dnl dnl --------------------------------------------------------------------------- dnl Available from the GNU Autoconf Macro Archive at: dnl http://www.gnu.org/software/ac-archive/htmldoc/ax_check_gl.html dnl --------------------------------------------------------------------------- AC_DEFUN([AX_CHECK_GL], [AC_REQUIRE([AC_PATH_X])dnl AC_REQUIRE([ACX_PTHREAD])dnl # # There isn't a reliable way to know we should use the Apple OpenGL framework # without a configure option. 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AC_TRY_LINK([#include ], [pthread_t th; pthread_join(th, 0); pthread_attr_init(0); pthread_cleanup_push(0, 0); pthread_create(0,0,0,0); pthread_cleanup_pop(0); ], [acx_pthread_ok=yes]) LIBS="$save_LIBS" CFLAGS="$save_CFLAGS" AC_MSG_RESULT($acx_pthread_ok) if test "x$acx_pthread_ok" = xyes; then break; fi PTHREAD_LIBS="" PTHREAD_CFLAGS="" done fi # Various other checks: if test "x$acx_pthread_ok" = xyes; then save_LIBS="$LIBS" LIBS="$PTHREAD_LIBS $LIBS" save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS $PTHREAD_CFLAGS" # Detect AIX lossage: threads are created detached by default # and the JOINABLE attribute has a nonstandard name (UNDETACHED). 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