X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5a5d3c080fe1675619f57e0079fc88ea917f21c5..52f52ebc4e0be6a9899d328b08db9eb14629d219:/aclocal.m4?ds=sidebyside diff --git a/aclocal.m4 b/aclocal.m4 index 089879d4ef..e9f5f1ac59 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -1,14 +1,15 @@ -dnl aclocal.m4 generated automatically by aclocal 1.4 +# aclocal.m4 generated automatically by aclocal 1.6.3 -*- Autoconf -*- -dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. -dnl This file is free software; the Free Software Foundation -dnl gives unlimited permission to copy and/or distribute it, -dnl with or without modifications, as long as this notice is preserved. +# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 +# Free Software Foundation, Inc. +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. -dnl This program is distributed in the hope that it will be useful, -dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without -dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A -dnl PARTICULAR PURPOSE. +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. dnl --------------------------------------------------------------------------- dnl @@ -31,7 +32,7 @@ dnl --------------------------------------------------------------------------- AC_DEFUN([WX_PATH_FIND_INCLUDES], [ ac_find_includes= -for ac_dir in $1; +for ac_dir in $1 /usr/include; do if test -f "$ac_dir/$2"; then ac_find_includes=$ac_dir @@ -47,7 +48,7 @@ dnl --------------------------------------------------------------------------- AC_DEFUN([WX_PATH_FIND_LIBRARIES], [ ac_find_libraries= -for ac_dir in $1; +for ac_dir in $1 /usr/lib; do for ac_extension in a so sl dylib; do if test -f "$ac_dir/lib$2.$ac_extension"; then @@ -63,13 +64,17 @@ dnl Path to include, already defined dnl --------------------------------------------------------------------------- AC_DEFUN([WX_INCLUDE_PATH_EXIST], [ - ac_path_to_include=$1 - echo "$2" | grep "\-I$1" > /dev/null - result=$? - if test $result = 0; then + dnl never add -I/usr/include to the CPPFLAGS + if test "x$1" = "x/usr/include"; then ac_path_to_include="" else - ac_path_to_include=" -I$1" + echo "$2" | grep "\-I$1" > /dev/null + result=$? + if test $result = 0; then + ac_path_to_include="" + else + ac_path_to_include=" -I$1" + fi fi ]) @@ -156,6 +161,53 @@ AC_DEFUN([WX_CPP_BOOL], fi ]) +dnl --------------------------------------------------------------------------- +dnl WX_CPP_EXPLICIT checks whether the C++ compiler support the explicit +dnl keyword and defines HAVE_EXPLICIT if this is the case +dnl --------------------------------------------------------------------------- + +AC_DEFUN([WX_CPP_EXPLICIT], +[ + AC_CACHE_CHECK([if C++ compiler supports the explicit keyword], + wx_cv_explicit, + [ + AC_LANG_SAVE + AC_LANG_CPLUSPLUS + + dnl do the test in 2 steps: first check that the compiler knows about the + dnl explicit keyword at all and then verify that it really honours it + AC_TRY_COMPILE( + [ + class Foo { public: explicit Foo(int) {} }; + ], + [ + return 0; + ], + [ + AC_TRY_COMPILE( + [ + class Foo { public: explicit Foo(int) {} }; + static void TakeFoo(const Foo& foo) { } + ], + [ + TakeFoo(17); + return 0; + ], + wx_cv_explicit=no, + wx_cv_explicit=yes + ) + ], + wx_cv_explicit=no + ) + + AC_LANG_RESTORE + ]) + + if test "$wx_cv_explicit" = "yes"; then + AC_DEFINE(HAVE_EXPLICIT) + fi +]) + dnl --------------------------------------------------------------------------- dnl a slightly better AC_C_BIGENDIAN macro which allows cross-compiling dnl --------------------------------------------------------------------------- @@ -301,10 +353,15 @@ AC_DEFUN([WX_ARG_WITH], ]) dnl like WX_ARG_WITH but uses AC_ARG_ENABLE instead of AC_ARG_WITH -dnl usage: WX_ARG_ENABLE(option, helpmessage, variable-name) +dnl usage: WX_ARG_ENABLE(option, helpmessage, variable-name, enablestring) +dnl +dnl enablestring is a hack and allows to show "checking for --disable-foo" +dnl message when running configure instead of the default "checking for +dnl --enable-foo" one whih is useful for the options enabled by default AC_DEFUN([WX_ARG_ENABLE], [ - AC_MSG_CHECKING([for --enable-$1]) + enablestring=$4 + AC_MSG_CHECKING([for --${enablestring:-enable}-$1]) no_cache=0 AC_ARG_ENABLE($1, [$2], [ @@ -338,6 +395,59 @@ AC_DEFUN([WX_ARG_ENABLE], ]) +dnl =========================================================================== +dnl Linker features test +dnl =========================================================================== + +dnl --------------------------------------------------------------------------- +dnl WX_VERSIONED_SYMBOLS checks whether the linker can create versioned +dnl symbols. If it can, sets LDFLAGS_VERSIONING to $CXX flags needed to use +dnl version script file named versionfile +dnl +dnl call WX_VERSIONED_SYMBOLS(versionfile) +dnl --------------------------------------------------------------------------- +AC_DEFUN([WX_VERSIONED_SYMBOLS], +[ + found_versioning=no + + dnl FIXME - doesn't work, Solaris linker doesn't accept wildcards + dnl in the script. + dnl dnl Check for known non-gcc cases: + dnl case "${host}" in + dnl *-*-solaris2* ) + dnl if test "x$GCC" != "xyes" ; then + dnl LDFLAGS_VERSIONING="-M $1" + dnl found_versioning=yes + dnl fi + dnl ;; + dnl esac + + dnl Generic check for GCC or GCC-like behaviour (Intel C++, GCC): + if test $found_versioning = no ; then + AC_CACHE_CHECK([if the linker accepts --version-script], wx_cv_version_script, + [ + echo "VER_1 { *; };" >conftest.sym + echo "int main() { return 0; }" >conftest.cpp + + if AC_TRY_COMMAND([ + $CXX -o conftest.output $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.cpp + -Wl,--version-script,conftest.sym >/dev/null 2>conftest.stderr]) ; then + if test -s conftest.stderr ; then + wx_cv_version_script=no + else + wx_cv_version_script=yes + fi + else + wx_cv_version_script=no + fi + rm -f conftest.output conftest.stderr conftest.sym conftest.cpp + ]) + if test $wx_cv_version_script = yes ; then + LDFLAGS_VERSIONING="-Wl,--version-script,$1" + fi + fi +]) + dnl =========================================================================== dnl "3rd party" macros included here because they are not widely available @@ -484,6 +594,43 @@ if test "$enable_largefile" != no; then fi ]) + +dnl Available from the GNU Autoconf Macro Archive at: +dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_const_cast.html +dnl +AC_DEFUN([AC_CXX_CONST_CAST], +[AC_CACHE_CHECK(whether the compiler supports const_cast<>, +ac_cv_cxx_const_cast, +[AC_LANG_SAVE + AC_LANG_CPLUSPLUS + AC_TRY_COMPILE(,[int x = 0;const int& y = x;int& z = const_cast(y);return z;], + ac_cv_cxx_const_cast=yes, ac_cv_cxx_const_cast=no) + AC_LANG_RESTORE +]) +if test "$ac_cv_cxx_const_cast" = yes; then + AC_DEFINE(HAVE_CONST_CAST,,[define if the compiler supports const_cast<>]) +fi +]) + +dnl and http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_static_cast.html +AC_DEFUN([AC_CXX_STATIC_CAST], +[AC_CACHE_CHECK(whether the compiler supports static_cast<>, +ac_cv_cxx_static_cast, +[AC_LANG_SAVE + AC_LANG_CPLUSPLUS + AC_TRY_COMPILE([#include +class Base { public : Base () {} virtual void f () = 0; }; +class Derived : public Base { public : Derived () {} virtual void f () {} }; +int g (Derived&) { return 0; }],[ +Derived d; Base& b = d; Derived& s = static_cast (b); return g (s);], + ac_cv_cxx_static_cast=yes, ac_cv_cxx_static_cast=no) + AC_LANG_RESTORE +]) +if test "$ac_cv_cxx_static_cast" = yes; then + AC_DEFINE(HAVE_STATIC_CAST,, [define if the compiler supports static_cast<>]) +fi +]) + # Configure paths for GTK+ # Owen Taylor 1997-2001 @@ -649,6 +796,8 @@ main () : else echo "*** Could not run GTK+ test program, checking why..." + ac_save_CFLAGS="$CFLAGS" + ac_save_LIBS="$LIBS" CFLAGS="$CFLAGS $GTK_CFLAGS" LIBS="$LIBS $GTK_LIBS" AC_TRY_LINK([ @@ -665,9 +814,7 @@ main () echo "*** If you have an old version installed, it is best to remove it, although" echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ], [ echo "*** The test program failed to compile or link. See the file config.log for the" - echo "*** exact error that occured. This usually means GTK+ was incorrectly installed" - echo "*** or that you have moved GTK+ since it was installed. In the latter case, you" - echo "*** may want to edit the pkg-config script: $PKG_CONFIG" ]) + echo "*** exact error that occured. This usually means GTK+ is incorrectly installed."]) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" fi @@ -876,3 +1023,995 @@ main () rm -f conf.gtktest ]) + +dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) +dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page +dnl also defines GSTUFF_PKG_ERRORS on error +AC_DEFUN(PKG_CHECK_MODULES, [ + succeeded=no + + if test -z "$PKG_CONFIG"; then + AC_PATH_PROG(PKG_CONFIG, pkg-config, no) + fi + + if test "$PKG_CONFIG" = "no" ; then + echo "*** The pkg-config script could not be found. Make sure it is" + echo "*** in your path, or set the PKG_CONFIG environment variable" + echo "*** to the full path to pkg-config." + echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config." + else + PKG_CONFIG_MIN_VERSION=0.9.0 + if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then + AC_MSG_CHECKING(for $2) + + if $PKG_CONFIG --exists "$2" ; then + AC_MSG_RESULT(yes) + succeeded=yes + + AC_MSG_CHECKING($1_CFLAGS) + $1_CFLAGS=`$PKG_CONFIG --cflags "$2"` + AC_MSG_RESULT($$1_CFLAGS) + + AC_MSG_CHECKING($1_LIBS) + $1_LIBS=`$PKG_CONFIG --libs "$2"` + AC_MSG_RESULT($$1_LIBS) + else + $1_CFLAGS="" + $1_LIBS="" + ## If we have a custom action on failure, don't print errors, but + ## do set a variable so people can do so. + $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` + ifelse([$4], ,echo $$1_PKG_ERRORS,) + fi + + AC_SUBST($1_CFLAGS) + AC_SUBST($1_LIBS) + else + echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." + echo "*** See http://www.freedesktop.org/software/pkgconfig" + fi + fi + + if test $succeeded = yes; then + ifelse([$3], , :, [$3]) + else + ifelse([$4], , AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$4]) + fi +]) + + + +# Configure paths for SDL +# Sam Lantinga 9/21/99 +# stolen from Manish Singh +# stolen back from Frank Belew +# stolen from Manish Singh +# Shamelessly stolen from Owen Taylor + +dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) +dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS +dnl +AC_DEFUN(AM_PATH_SDL, +[dnl +dnl Get the cflags and libraries from the sdl-config script +dnl +AC_ARG_WITH(sdl-prefix,[ --with-sdl-prefix=PFX Prefix where SDL is installed (optional)], + sdl_prefix="$withval", sdl_prefix="") +AC_ARG_WITH(sdl-exec-prefix,[ --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)], + sdl_exec_prefix="$withval", sdl_exec_prefix="") +AC_ARG_ENABLE(sdltest, [ --disable-sdltest Do not try to compile and run a test SDL program], + , enable_sdltest=yes) + + if test x$sdl_exec_prefix != x ; then + sdl_args="$sdl_args --exec-prefix=$sdl_exec_prefix" + if test x${SDL_CONFIG+set} != xset ; then + SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config + fi + fi + if test x$sdl_prefix != x ; then + sdl_args="$sdl_args --prefix=$sdl_prefix" + if test x${SDL_CONFIG+set} != xset ; then + SDL_CONFIG=$sdl_prefix/bin/sdl-config + fi + fi + + AC_REQUIRE([AC_CANONICAL_TARGET]) + PATH="$prefix/bin:$prefix/usr/bin:$PATH" + AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH]) + min_sdl_version=ifelse([$1], ,0.11.0,$1) + AC_MSG_CHECKING(for SDL - version >= $min_sdl_version) + no_sdl="" + if test "$SDL_CONFIG" = "no" ; then + no_sdl=yes + else + SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags` + SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs` + + sdl_major_version=`$SDL_CONFIG $sdl_args --version | \ + sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` + sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \ + sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` + sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \ + sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` + if test "x$enable_sdltest" = "xyes" ; then + ac_save_CFLAGS="$CFLAGS" + ac_save_LIBS="$LIBS" + CFLAGS="$CFLAGS $SDL_CFLAGS" + LIBS="$LIBS $SDL_LIBS" +dnl +dnl Now check if the installed SDL is sufficiently new. (Also sanity +dnl checks the results of sdl-config to some extent +dnl + rm -f conf.sdltest + AC_TRY_RUN([ +#include +#include +#include +#include "SDL.h" + +char* +my_strdup (char *str) +{ + char *new_str; + + if (str) + { + new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char)); + strcpy (new_str, str); + } + else + new_str = NULL; + + return new_str; +} + +int main (int argc, char *argv[]) +{ + int major, minor, micro; + char *tmp_version; + + /* This hangs on some systems (?) + system ("touch conf.sdltest"); + */ + { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); } + + /* HP/UX 9 (%@#!) writes to sscanf strings */ + tmp_version = my_strdup("$min_sdl_version"); + if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { + printf("%s, bad version string\n", "$min_sdl_version"); + exit(1); + } + + if (($sdl_major_version > major) || + (($sdl_major_version == major) && ($sdl_minor_version > minor)) || + (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro))) + { + return 0; + } + else + { + printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version); + printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro); + printf("*** best to upgrade to the required version.\n"); + printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n"); + printf("*** to point to the correct copy of sdl-config, and remove the file\n"); + printf("*** config.cache before re-running configure\n"); + return 1; + } +} + +],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + fi + if test "x$no_sdl" = x ; then + AC_MSG_RESULT(yes) + ifelse([$2], , :, [$2]) + else + AC_MSG_RESULT(no) + if test "$SDL_CONFIG" = "no" ; then + echo "*** The sdl-config script installed by SDL could not be found" + echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in" + echo "*** your path, or set the SDL_CONFIG environment variable to the" + echo "*** full path to sdl-config." + else + if test -f conf.sdltest ; then + : + else + echo "*** Could not run SDL test program, checking why..." + CFLAGS="$CFLAGS $SDL_CFLAGS" + LIBS="$LIBS $SDL_LIBS" + AC_TRY_LINK([ +#include +#include "SDL.h" + +int main(int argc, char *argv[]) +{ return 0; } +#undef main +#define main K_and_R_C_main +], [ return 0; ], + [ echo "*** The test program compiled, but did not run. This usually means" + echo "*** that the run-time linker is not finding SDL or finding the wrong" + echo "*** version of SDL. If it is not finding SDL, you'll need to set your" + echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" + echo "*** to the installed location Also, make sure you have run ldconfig if that" + echo "*** is required on your system" + echo "***" + echo "*** If you have an old version installed, it is best to remove it, although" + echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], + [ echo "*** The test program failed to compile or link. See the file config.log for the" + echo "*** exact error that occured. This usually means SDL was incorrectly installed" + echo "*** or that you have moved SDL since it was installed. In the latter case, you" + echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ]) + CFLAGS="$ac_save_CFLAGS" + LIBS="$ac_save_LIBS" + fi + fi + SDL_CFLAGS="" + SDL_LIBS="" + ifelse([$3], , :, [$3]) + fi + AC_SUBST(SDL_CFLAGS) + AC_SUBST(SDL_LIBS) + rm -f conf.sdltest +]) + +dnl --------------------------------------------------------------------------- +dnl Support macros for makefiles generated by BAKEFILE. +dnl --------------------------------------------------------------------------- + +dnl Lots of compiler & linker detection code contained here was taken from +dnl wxWindows configure.in script (see http://www.wxwindows.org) + + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_GNUMAKE +dnl +dnl Detects GNU make +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_GNUMAKE, +[ + dnl does make support "-include" (only GNU make does AFAIK)? + AC_CACHE_CHECK([if make is GNU make], bakefile_cv_prog_makeisgnu, + [ + if ( ${SHELL-sh} -c "${MAKE-make} --version" 2> /dev/null | + egrep -s GNU > /dev/null); then + bakefile_cv_prog_makeisgnu="yes" + else + bakefile_cv_prog_makeisgnu="no" + fi + ]) + + if test "x$bakefile_cv_prog_makeisgnu" = "xyes"; then + IF_GNU_MAKE="" + else + IF_GNU_MAKE="#" + fi + AC_SUBST(IF_GNU_MAKE) +]) + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_PLATFORM +dnl +dnl Detects platform and sets PLATFORM_XXX variables accordingly +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_PLATFORM, +[ + PLATFORM_UNIX=0 + PLATFORM_WIN32=0 + PLATFORM_MSDOS=0 + PLATFORM_MAC=0 + PLATFORM_MACOSX=0 + PLATFORM_OS2=0 + + if test "x$BAKEFILE_FORCE_PLATFORM" = "x"; then + case "${BAKEFILE_HOST}" in + *-*-cygwin* | *-*-mingw32* ) + PLATFORM_WIN32=1 + ;; + *-pc-msdosdjgpp ) + PLATFORM_MSDOS=1 + ;; + *-pc-os2_emx | *-pc-os2-emx ) + PLATFORM_OS2=1 + ;; + powerpc-*-darwin* ) + PLATFORM_MAC=1 + PLATFORM_MACOSX=1 + ;; + * ) + PLATFORM_UNIX=1 + ;; + esac + else + case "$BAKEFILE_FORCE_PLATFORM" in + win32 ) + PLATFORM_WIN32=1 + ;; + msdos ) + PLATFORM_MSDOS=1 + ;; + os2 ) + PLATFORM_OS2=1 + ;; + darwin ) + PLATFORM_MAC=1 + PLATFORM_MACOSX=1 + ;; + unix ) + PLATFORM_UNIX=1 + ;; + * ) + AC_MSG_ERROR([Unknown platform: $BAKEFILE_FORCE_PLATFORM]) + ;; + esac + fi + + AC_SUBST(PLATFORM_UNIX) + AC_SUBST(PLATFORM_WIN32) + AC_SUBST(PLATFORM_MSDOS) + AC_SUBST(PLATFORM_MAC) + AC_SUBST(PLATFORM_MACOSX) + AC_SUBST(PLATFORM_OS2) +]) + + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_SUFFIXES +dnl +dnl Detects shared various suffixes for shared libraries, libraries, programs, +dnl plugins etc. +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_SUFFIXES, +[ + SO_SUFFIX="so" + SO_SUFFIX_MODULE="so" + EXEEXT="" + LIBPREFIX=lib + DLLPREFIX=lib + DLLPREFIX_MODULE= + + case "${BAKEFILE_HOST}" in + *-hp-hpux* ) + SO_SUFFIX="sl" + SO_SUFFIX_MODULE="sl" + ;; + *-*-aix* ) + dnl quoting from + dnl http://www-1.ibm.com/servers/esdd/articles/gnu.html: + dnl Both archive libraries and shared libraries on AIX have an + dnl .a extension. This will explain why you can't link with an + dnl .so and why it works with the name changed to .a. + SO_SUFFIX="a" + SO_SUFFIX_MODULE="a" + ;; + *-*-cygwin* | *-*-mingw32* ) + SO_SUFFIX="dll" + SO_SUFFIX_MODULE="dll" + EXEEXT=".exe" + DLLPREFIX="" + ;; + *-pc-msdosdjgpp ) + EXEEXT=".exe" + DLLPREFIX="" + ;; + *-pc-os2_emx | *-pc-os2-emx ) + EXEEXT=".exe" + DLLPREFIX="" + LIBPREFIX="" + ;; + powerpc-*-darwin* ) + SO_SUFFIX="dylib" + SO_SUFFIX_MODULE="bundle" + ;; + esac + + AC_SUBST(SO_SUFFIX) + AC_SUBST(SO_SUFFIX_MODULE) + AC_SUBST(EXEEXT) + AC_SUBST(LIBPREFIX) + AC_SUBST(DLLPREFIX) + AC_SUBST(DLLPREFIX_MODULE) +]) + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_SHARED_LD +dnl +dnl Detects command for making shared libraries, substitutes SHARED_LD_CC +dnl and SHARED_LD_CXX. +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_SHARED_LD, +[ + dnl Defaults for GCC and ELF .so shared libs: + SHARED_LD_CC="\$(CC) -shared -o" + SHARED_LD_CXX="\$(CXX) -shared -o" + + dnl the extra compiler flags needed for compilation of shared library + if test "x$GCC" = "xyes"; then + dnl the switch for gcc is the same under all platforms + PIC_FLAG="-fPIC" + fi + + case "${BAKEFILE_HOST}" in + *-hp-hpux* ) + dnl default settings are good for gcc but not for the native HP-UX + if test "x$GCC" = "xyes"; then + dnl -o flag must be after PIC flag + SHARED_LD_CC="${CC} -shared ${PIC_FLAG} -o" + SHARED_LD_CXX="${CXX} -shared ${PIC_FLAG} -o" + else + dnl no idea why it wants it, but it does + LDFLAGS="$LDFLAGS -L/usr/lib" + + SHARED_LD_CC="${CC} -b -o" + SHARED_LD_CXX="${CXX} -b -o" + PIC_FLAG="+Z" + fi + ;; + + *-*-linux* ) + if test "x$GCC" != "xyes"; then + AC_CACHE_CHECK([for Intel compiler], bakefile_cv_prog_icc, + [ + AC_TRY_COMPILE([], + [ + #ifndef __INTEL_COMPILER + #error Not icc + #endif + ], + bakefile_cv_prog_icc=yes, + bakefile_cv_prog_icc=no + ) + ]) + if test "$bakefile_cv_prog_icc" = "yes"; then + PIC_FLAG="-KPIC" + fi + fi + ;; + + *-*-solaris2* ) + if test "x$GCC" != xyes ; then + SHARED_LD_CC="${CC} -G -o" + SHARED_LD_CXX="${CXX} -G -o" + PIC_FLAG="-KPIC" + fi + ;; + + *-*-darwin* ) + dnl For Unix to MacOS X porting instructions, see: + dnl http://fink.sourceforge.net/doc/porting/porting.html + CFLAGS="$CFLAGS -fno-common" + CXXFLAGS="$CXXFLAGS -fno-common" + + dnl Most apps benefit from being fully binded (its faster and static + dnl variables initialized at startup work). + dnl This can be done either with the exe linker flag -Wl,-bind_at_load + dnl or with a double stage link in order to create a single module + dnl "-init _wxWindowsDylibInit" not useful with lazy linking solved + + dnl If using newer dev tools then there is a -single_module flag that + dnl we can use to do this, otherwise we'll need to use a helper + dnl script. Check the version of gcc to see which way we can go: + AC_CACHE_CHECK([for gcc 3.1 or later], wx_cv_gcc31, [ + AC_TRY_COMPILE([], + [ + #if (__GNUC__ < 3) || \ + ((__GNUC__ == 3) && (__GNUC_MINOR__ < 1)) + #error old gcc + #endif + ], + [ + wx_cv_gcc31=yes + ], + [ + wx_cv_gcc31=no + ] + ) + ]) + if test "$wx_cv_gcc31" = "no"; then + cat <shared-ld-sh +#!/bin/sh +#----------------------------------------------------------------------------- +#-- Name: distrib/mac/shared-ld-sh +#-- Purpose: Link a mach-o dynamic shared library for Darwin / Mac OS X +#-- Author: Gilles Depeyrot +#-- Copyright: (c) 2002 Gilles Depeyrot +#-- Licence: any use permitted +#----------------------------------------------------------------------------- + +verbose=0 +args="" +objects="" +linking_flag="-dynamiclib" + +while test \${#} -gt 0; do + case \${1} in + + -v) + verbose=1 + ;; + + -o|-compatibility_version|-current_version|-framework|-undefined|-install_name) + # collect these options and values + args="\${args} \${1} \${2}" + shift + ;; + + -l*|-L*|-flat_namespace|-headerpad_max_install_names) + # collect these options + args="\${args} \${1}" + ;; + + -dynamiclib|-bundle) + linking_flag="\${1}" + ;; + + -*) + echo "shared-ld: unhandled option '\${1}'" + exit 1 + ;; + + *.o | *.a | *.dylib) + # collect object files + objects="\${objects} \${1}" + ;; + + *) + echo "shared-ld: unhandled argument '\${1}'" + exit 1 + ;; + + esac + shift +done + +# +# Link one module containing all the others +# +if test \${verbose} = 1; then + echo "c++ -r -keep_private_externs -nostdlib \${objects} -o master.\$\$.o" +fi +c++ -r -keep_private_externs -nostdlib \${objects} -o master.\$\$.o +status=\$? +if test \${status} != 0; then + exit \${status} +fi + +# +# Link the shared library from the single module created +# +if test \${verbose} = 1; then + echo "cc \${linking_flag} master.\$\$.o \${args}" +fi +c++ \${linking_flag} master.\$\$.o \${args} +status=\$? +if test \${status} != 0; then + exit \${status} +fi + +# +# Remove intermediate module +# +rm -f master.\$\$.o + +exit 0 +EOF + chmod +x shared-ld-sh + + dnl Use the shared-ld-sh helper script + SHARED_LD_CC="`pwd`/shared-ld-sh -dynamiclib -headerpad_max_install_names -o" + SHARED_LD_MODULE_CC="`pwd`/shared-ld-sh -bundle -headerpad_max_install_names -o" + SHARED_LD_CXX="$SHARED_LD_CC" + SHARED_LD_MODULE_CXX="$SHARED_LD_MODULE_CC" + else + dnl Use the -single_module flag and let the linker do it for us + SHARED_LD_CC="\${CC} -dynamiclib -single_module -headerpad_max_install_names -o" + SHARED_LD_MODULE_CC="\${CC} -bundle -single_module -headerpad_max_install_names -o" + SHARED_LD_CXX="\${CXX} -dynamiclib -single_module -headerpad_max_install_names -o" + SHARED_LD_MODULE_CXX="\${CXX} -bundle -single_module -headerpad_max_install_names -o" + fi + + PIC_FLAG="-dynamic -fPIC" + ;; + + *-*-aix* ) + dnl default settings are ok for gcc + if test "x$GCC" != "xyes"; then + dnl the abs path below used to be hardcoded here so I guess it must + dnl be some sort of standard location under AIX? + AC_CHECK_PROG(AIX_CXX_LD, makeC++SharedLib, + makeC++SharedLib, /usr/lpp/xlC/bin/makeC++SharedLib) + dnl FIXME - what about makeCSharedLib? + SHARED_LD_CC="$AIX_CC_LD -p 0 -o" + SHARED_LD_CXX="$AIX_CXX_LD -p 0 -o" + fi + ;; + + *-*-beos* ) + dnl can't use gcc under BeOS for shared library creation because it + dnl complains about missing 'main' + SHARED_LD_CC="${LD} -shared -o" + SHARED_LD_CXX="${LD} -shared -o" + ;; + + *-*-irix* ) + dnl default settings are ok for gcc + if test "x$GCC" != "xyes"; then + PIC_FLAG="-KPIC" + fi + ;; + + *-*-cygwin* | *-*-mingw32* ) + PIC_FLAG="" + ;; + + *-*-freebsd* | *-*-openbsd* | *-*-netbsd* | \ + *-*-sunos4* | \ + *-*-osf* | \ + *-*-dgux5* | \ + *-pc-os2_emx | *-pc-os2-emx | \ + *-*-sysv5* ) + dnl defaults are ok + ;; + + *) + AC_MSG_ERROR(unknown system type $BAKEFILE_HOST.) + esac + + if test "x$SHARED_LD_MODULE_CC" = "x" ; then + SHARED_LD_MODULE_CC="$SHARED_LD_CC" + fi + if test "x$SHARED_LD_MODULE_CXX" = "x" ; then + SHARED_LD_MODULE_CXX="$SHARED_LD_CXX" + fi + + AC_SUBST(SHARED_LD_CC) + AC_SUBST(SHARED_LD_CXX) + AC_SUBST(SHARED_LD_MODULE_CC) + AC_SUBST(SHARED_LD_MODULE_CXX) + AC_SUBST(PIC_FLAG) +]) + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_SHARED_VERSIONS +dnl +dnl Detects linker options for attaching versions (sonames) to shared libs. +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_SHARED_VERSIONS, +[ + USE_SOVERSION=0 + USE_SOVERLINUX=0 + USE_SOVERSOLARIS=0 + USE_SOSYMLINKS=0 + USE_MACVERSION=0 + SONAME_FLAG= + + case "${BAKEFILE_HOST}" in + *-*-linux* ) + SONAME_FLAG="-Wl,-soname," + USE_SOVERSION=1 + USE_SOVERLINUX=1 + USE_SOSYMLINKS=1 + ;; + + *-*-solaris2* ) + SONAME_FLAG="-h " + USE_SOVERSION=1 + USE_SOVERSOLARIS=1 + USE_SOSYMLINKS=1 + ;; + + *-*-darwin* ) + USE_MACVERSION=1 + USE_SOVERSION=1 + USE_SOSYMLINKS=1 + ;; + esac + + AC_SUBST(USE_SOVERSION) + AC_SUBST(USE_SOVERLINUX) + AC_SUBST(USE_SOVERSOLARIS) + AC_SUBST(USE_MACVERSION) + AC_SUBST(USE_SOSYMLINKS) + AC_SUBST(SONAME_FLAG) +]) + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_DEPS +dnl +dnl Detects available C/C++ dependency tracking options +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_DEPS, +[ + AC_MSG_CHECKING([for dependency tracking method]) + DEPS_TRACKING=0 + + if test "x$GCC" = "xyes"; then + DEPSMODE=gcc + DEPS_TRACKING=1 + case "${BAKEFILE_HOST}" in + powerpc-*-darwin* ) + dnl -cpp-precomp (the default) conflicts with -MMD option + dnl used by bk-deps (see also http://developer.apple.com/documentation/Darwin/Conceptual/PortingUnix/compiling/chapter_4_section_3.html) + DEPSFLAG_GCC="-no-cpp-precomp -MMD" + ;; + * ) + DEPSFLAG_GCC="-MMD" + ;; + esac + AC_MSG_RESULT([gcc]) + else + AC_MSG_RESULT([none]) + fi + + if test $DEPS_TRACKING = 1 ; then + cat <bk-deps +#!/bin/sh + +# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf +# script. It is used to track C/C++ files dependencies in portable way. +# +# Permission is given to use this file in any way. + +DEPSMODE=$DEPSMODE +DEPSDIR=.deps +DEPSFLAG_GCC="$DEPSFLAG_GCC" + +mkdir -p \$DEPSDIR + +if test \$DEPSMODE = gcc ; then + \${*} \${DEPSFLAG_GCC} + status=\${?} + if test \${status} != 0 ; then + exit \${status} + fi + # move created file to the location we want it in: + while test \${#} -gt 0; do + case "\${1}" in + -o ) + shift + objfile=\${1} + ;; + -* ) + ;; + * ) + srcfile=\${1} + ;; + esac + shift + done + depfile=\`basename \$srcfile | sed -e 's/\..*$/.d/g'\` + depobjname=\`echo \$depfile |sed -e 's/\.d/.o/g'\` + if test -f \$depfile ; then + sed -e "s,\$depobjname:,\$objfile:,g" \$depfile >\${DEPSDIR}/\${objfile}.d + rm -f \$depfile + else + depfile=\`basename \$objfile | sed -e 's/\..*$/.d/g'\` + if test -f \$depfile ; then + sed -e "/^\$objfile/!s,\$depobjname:,\$objfile:,g" \$depfile >\${DEPSDIR}/\${objfile}.d + rm -f \$depfile + fi + fi + exit 0 +else + \${*} + exit \${?} +fi +EOF + chmod +x bk-deps + fi + + AC_SUBST(DEPS_TRACKING) +]) + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_CHECK_BASIC_STUFF +dnl +dnl Checks for presence of basic programs, such as C and C++ compiler, "ranlib" +dnl or "install" +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_CHECK_BASIC_STUFF, +[ + AC_PROG_RANLIB + AC_PROG_INSTALL + AC_PROG_LN_S + + AC_PROG_MAKE_SET + AC_SUBST(MAKE_SET) + + AC_CHECK_TOOL(AR, ar, ar) + AC_CHECK_TOOL(STRIP, strip, :) + AC_CHECK_TOOL(NM, nm, :) + + case ${BAKEFILE_HOST} in + *-hp-hpux* ) + INSTALL_DIR="mkdir" + ;; + *) INSTALL_DIR="$INSTALL -d" + ;; + esac + AC_SUBST(INSTALL_DIR) + + LDFLAGS_GUI= + case ${BAKEFILE_HOST} in + *-*-cygwin* | *-*-mingw32* ) + LDFLAGS_GUI="-Wl,--subsystem,windows -mwindows" + esac + AC_SUBST(LDFLAGS_GUI) +]) + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_RES_COMPILERS +dnl +dnl Checks for presence of resource compilers for win32 or mac +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_RES_COMPILERS, +[ + RESCOMP= + SETFILE= + + case ${BAKEFILE_HOST} in + *-*-cygwin* | *-*-mingw32* ) + dnl Check for win32 resources compiler: + if test "$build" != "$host" ; then + RESCOMP=$host_alias-windres + else + AC_CHECK_PROG(RESCOMP, windres, windres, windres) + fi + ;; + + *-*-darwin* ) + AC_CHECK_PROG(RESCOMP, Rez, Rez, /Developer/Tools/Rez) + AC_CHECK_PROG(SETFILE, SetFile, SetFile, /Developer/Tools/SetFile) + ;; + esac + + AC_SUBST(RESCOMP) + AC_SUBST(SETFILE) +]) + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE_PRECOMP_HEADERS +dnl +dnl Check for precompiled headers support (GCC >= 3.4) +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE_PRECOMP_HEADERS, +[ + + AC_ARG_ENABLE([precomp-headers], + [ --disable-precomp-headers don't use precompiled headers even if compiler can], + [bk_use_pch="$enableval"]) + + GCC_PCH=0 + + if test "x$bk_use_pch" = "x" -o "x$bk_use_pch" = "xyes" ; then + if test "x$GCC" = "xyes"; then + dnl test if we have gcc-3.4: + AC_MSG_CHECKING([if the compiler supports precompiled headers]) + AC_TRY_COMPILE([], + [ + #if !defined(__GNUC__) || !defined(__GNUC_MINOR__) + #error "no pch support" + #endif + #if (__GNUC__ < 3) + #error "no pch support" + #endif + #if (__GNUC__ == 3) && \ + ((!defined(__APPLE_CC__) && (__GNUC_MINOR__ < 4)) || \ + ( defined(__APPLE_CC__) && (__GNUC_MINOR__ < 3))) + #error "no pch support" + #endif + ], + [ + AC_MSG_RESULT([yes]) + dnl FIXME - this is temporary, till .gch dependencies + dnl are fixed in generated Makefiles + CPPFLAGS="-fpch-deps $CPPFLAGS" + GCC_PCH=1 + ], + [ + AC_MSG_RESULT([no]) + ]) + if test $GCC_PCH = 1 ; then + cat <bk-make-pch +#!/bin/sh + +# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf +# script. It is used to generated precompiled headers. +# +# Permission is given to use this file in any way. + +outfile="\${1}" +header="\${2}" +shift +shift + +compiler= +headerfile= +while test \${#} -gt 0; do + case "\${1}" in + -I* ) + incdir=\`echo \${1} | sed -e 's/-I\(.*\)/\1/g'\` + if test "x\${headerfile}" = "x" -a -f "\${incdir}/\${header}" ; then + headerfile="\${incdir}/\${header}" + fi + ;; + esac + compiler="\${compiler} \${1}" + shift +done + +if test "x\${headerfile}" = "x" ; then + echo "error: can't find header \${header} in include paths" >2 +else + if test -f \${outfile} ; then + rm -f \${outfile} + else + mkdir -p \`dirname \${outfile}\` + fi + depsfile=".deps/\`basename \${outfile}\`.d" + mkdir -p .deps + # can do this because gcc is >= 3.4: + \${compiler} -o \${outfile} -MMD -MF "\${depsfile}" "\${headerfile}" + exit \${?} +fi +EOF + chmod +x bk-make-pch + fi + fi + fi + + AC_SUBST(GCC_PCH) +]) + + + +dnl --------------------------------------------------------------------------- +dnl AC_BAKEFILE +dnl +dnl To be used in configure.in of any project using Bakefile-generated mks +dnl +dnl Behaviour can be modified by setting following variables: +dnl BAKEFILE_CHECK_BASICS set to "no" if you don't want bakefile to +dnl to perform check for basic tools like ranlib +dnl BAKEFILE_HOST set this to override host detection, defaults +dnl to ${host} +dnl BAKEFILE_FORCE_PLATFORM set to override platform detection +dnl --------------------------------------------------------------------------- + +AC_DEFUN(AC_BAKEFILE, +[ + if test "x$BAKEFILE_HOST" = "x"; then + BAKEFILE_HOST="${host}" + fi + + if test "x$BAKEFILE_CHECK_BASICS" != "xno"; then + AC_BAKEFILE_CHECK_BASIC_STUFF + fi + AC_BAKEFILE_GNUMAKE + AC_BAKEFILE_PLATFORM + AC_BAKEFILE_SUFFIXES + AC_BAKEFILE_SHARED_LD + AC_BAKEFILE_SHARED_VERSIONS + AC_BAKEFILE_DEPS + AC_BAKEFILE_RES_COMPILERS + + builtin(include, autoconf_inc.m4) +]) +