X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d8a4a85ebce9c995991f3f5266a769308be2c655..ff55f8377ba8965bee36d1221501a3868da952e9:/configure.in?ds=sidebyside diff --git a/configure.in b/configure.in index ae93700ddc..ed22d24091 100644 --- a/configure.in +++ b/configure.in @@ -126,7 +126,6 @@ DEFAULT_DEFAULT_wxUSE_X11=0 DEFAULT_DEFAULT_wxUSE_DFB=0 PROGRAM_EXT= -SO_SUFFIX=so SAMPLES_RPATH_FLAG= SAMPLES_RPATH_POSTLINK= @@ -141,7 +140,6 @@ case "${host}" in USE_HPUX=1 DEFAULT_DEFAULT_wxUSE_MOTIF=1 NEEDS_D_REENTRANT_FOR_R_FUNCS=1 - SO_SUFFIX=sl AC_DEFINE(__HPUX__) dnl many standard declarations in HP-UX headers are only included if either @@ -245,12 +243,6 @@ case "${host}" in USE_AIX=1 USE_SYSV=1 USE_SVR4=1 - dnl quoting from http://www-1.ibm.com/servers/esdd/articles/gnu.html: - dnl - dnl Both archive libraries and shared libraries on AIX have an .a - dnl extension. This will explain why you can't link with an .so and - dnl why it works with the name changed to .a. - SO_SUFFIX=a AC_DEFINE(__AIX__) AC_DEFINE(__SYSV__) AC_DEFINE(__SVR4__) @@ -268,7 +260,6 @@ case "${host}" in dnl MBN: some of the defines have been moved after toolkit detection dnl because for wxMotif/wxGTK/wxX11 to build on Cygwin dnl USE_UNIX must be set and not USE_WIN32 - SO_SUFFIX=dll PROGRAM_EXT=".exe" DEFAULT_DEFAULT_wxUSE_MSW=1 ;; @@ -319,7 +310,6 @@ case "${host}" in dnl Darwin based distributions (including Mac OS X) USE_BSD=1 USE_DARWIN=1 - SO_SUFFIX=dylib AC_DEFINE(__BSD__) AC_DEFINE(__DARWIN__) AC_DEFINE(TARGET_CARBON) @@ -332,7 +322,6 @@ case "${host}" in dnl For some reason the test that should be cross-compiler capable fails dnl However, there is no doubt that MacOS PowerPC is big endian. ac_cv_c_bigendian=yes - SO_SUFFIX=shlib dnl AC_DEFINE(TARGET_CARBON) dnl platform.h needs TARGET_CARBON before setup.h, we'll add it to CPPFLAGS DEFAULT_DEFAULT_wxUSE_OSX_CARBON=1 @@ -1685,57 +1674,70 @@ fi fi dnl wxUSE_VARARG_MACROS == yes + dnl check for large file support +LARGEFILE_CPPFLAGS= AC_SYS_LARGEFILE +if test "$ac_cv_sys_file_offset_bits" = "64"; then + LARGEFILE_CPPFLAGS="-D_FILE_OFFSET_BITS=64" +elif test "$ac_cv_sys_large_files" = 1; then + LARGEFILE_CPPFLAGS="-D_LARGE_FILES" +fi dnl we need to define _FILE_OFFSET_BITS or _LARGE_FILES on the compiler command dnl line because otherwise the system headers risk being included before dnl wx/defs.h which defines these constants leading to inconsistent dnl sizeof(off_t) in different source files of the same program and linking dnl problems -if test "x$wx_largefile" = "xyes"; then - if test "x$ac_cv_sys_file_offset_bits" = "x64"; then - WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS -D_FILE_OFFSET_BITS=64 -D_LARGE_FILES" - - dnl We get "Large Files (ILP32) not supported in strict ANSI mode." - dnl #error from HP standard headers unless __STDC_EXT__ is defined. - dnl The compiler should define it automatically, but some old g++ - dnl versions don't define it, so test and add it if necessary. AFAIK - dnl the problem only affects the C++ compiler so it is added to - dnl CXXFLAGS only. - if test "$USE_HPUX" = 1 -a "$GXX" = "yes"; then - AC_CACHE_CHECK( - [if -D__STDC_EXT__ is required], - wx_cv_STDC_EXT_required, - [ - AC_LANG_PUSH(C++) - AC_TRY_COMPILE( - [], - [ - #ifndef __STDC_EXT__ - choke me - #endif - ], - wx_cv_STDC_EXT_required=no, - wx_cv_STDC_EXT_required=yes - ) - AC_LANG_POP() - ] - ) - if test "x$wx_cv_STDC_EXT_required" = "xyes"; then - WXCONFIG_CXXFLAGS="$WXCONFIG_CXXFLAGS -D__STDC_EXT__" - fi +if test -n "$LARGEFILE_CPPFLAGS"; then + WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS $LARGEFILE_CPPFLAGS" + + dnl We get "Large Files (ILP32) not supported in strict ANSI mode." + dnl #error from HP standard headers unless __STDC_EXT__ is defined. + dnl The compiler should define it automatically, but some old g++ + dnl versions don't define it, so test and add it if necessary. AFAIK + dnl the problem only affects the C++ compiler so it is added to + dnl CXXFLAGS only. + if test "$USE_HPUX" = 1 -a "$GXX" = "yes"; then + AC_CACHE_CHECK( + [if -D__STDC_EXT__ is required], + wx_cv_STDC_EXT_required, + [ + AC_LANG_PUSH(C++) + AC_TRY_COMPILE( + [], + [ + #ifndef __STDC_EXT__ + choke me + #endif + ], + wx_cv_STDC_EXT_required=no, + wx_cv_STDC_EXT_required=yes + ) + AC_LANG_POP() + ] + ) + if test "x$wx_cv_STDC_EXT_required" = "xyes"; then + WXCONFIG_CXXFLAGS="$WXCONFIG_CXXFLAGS -D__STDC_EXT__" fi - else - WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS -D_LARGE_FILES" - fi - dnl AC_FUNC_FSEEKO sets HAVE_FSEEKO and $ac_cv_sys_largefile_source - AC_FUNC_FSEEKO - if test "$ac_cv_sys_largefile_source" != no; then - WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS -D_LARGEFILE_SOURCE=$ac_cv_sys_largefile_source" fi fi +dnl AC_FUNC_FSEEKO sets HAVE_FSEEKO and $ac_cv_sys_largefile_source +dnl +dnl it may be affected by large file flags (this happens under HP-UX 11 for +dnl example) so set them before using it and also use C++ to ensure that we get +dnl errors, not warnings, about the missing functions +AC_LANG_PUSH(C++) +old_CPPFLAGS="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS $LARGEFILE_CPPFLAGS" +AC_FUNC_FSEEKO +CPPFLAGS="$old_CPPFLAGS" +AC_LANG_POP() +if test "$ac_cv_sys_largefile_source" != no; then + WXCONFIG_CPPFLAGS="$WXCONFIG_CPPFLAGS -D_LARGEFILE_SOURCE=$ac_cv_sys_largefile_source" +fi + dnl check for bytesex stuff (don't use AC_C_BIGENDIAN to allow cross-compiling) WX_C_BIGENDIAN @@ -1784,7 +1786,11 @@ fi if test "x$HPCXX" = "xyes"; then dnl 2340: "value copied to temporary, reference to temporary used": very dnl painful as triggered by any occurrence of user-defined conversion - CXXFLAGS="+W 2340 $CXXFLAGS" + dnl 4232: "conversion from 'Foo *' to a more strictly aligned type 'Bar *' + dnl may cause misaligned access": this might indicate a real problem + dnl but any use of GTK+ cast macros results in it so it's unusable + dnl for wxGTK code + CXXFLAGS="+W 2340,4232 $CXXFLAGS" fi dnl DEC/Compaq/HP cxx warnings @@ -4994,18 +5000,40 @@ if test "$TOOLKIT" != "MSW" -a "$USE_OS2" != 1; then fi dnl test for compiler thread-specific variables support - AC_CACHE_CHECK([for __thread keyword], - wx_cv_cc___thread, - [ - AC_TRY_COMPILE([#include ], - [ - static __thread int n = 0; - static __thread int *p = 0; - ], - wx_cv_cc___thread=yes, - wx_cv_cc___thread=no - ) - ]) + AX_GXX_VERSION + if test -n "$ax_cv_gxx_version"; then + dnl g++ supports __thread since at least version 3.3 but its support + dnl seems to be broken until 4.1, see + dnl http://thread.gmane.org/gmane.comp.lib.wxwidgets.devel/108388 + AC_MSG_CHECKING([for __thread support in g++]) + case "$ax_cv_gxx_version" in + 1.* | 2.* ) + AC_MSG_RESULT([doesn't exist]) + wx_cv_cc___thread=no + ;; + 3.*) + AC_MSG_RESULT([broken]) + wx_cv_cc___thread=no + ;; + *) + AC_MSG_RESULT([works]) + wx_cv_cc___thread=yes + ;; + esac + else + AC_CACHE_CHECK([for __thread keyword], + wx_cv_cc___thread, + [ + AC_TRY_COMPILE([#include ], + [ + static __thread int n = 0; + static __thread int *p = 0; + ], + wx_cv_cc___thread=yes, + wx_cv_cc___thread=no + ) + ]) + fi if test "$wx_cv_cc___thread" = "yes"; then AC_DEFINE(HAVE___THREAD_KEYWORD) @@ -5683,7 +5711,7 @@ if test "$wxUSE_INTL" = "yes" ; then fi fi -if test "$wxUSE_XLOCALE" == "yes" ; then +if test "$wxUSE_XLOCALE" = "yes" ; then AC_DEFINE(wxUSE_XLOCALE) AC_CHECK_TYPES(locale_t,,, [#include @@ -7403,14 +7431,14 @@ dnl check for icc before gcc as icc is also recognized as gcc if test "x$INTELCC" = "xyes" ; then dnl Warnings which can't be easily suppressed in C code are disabled: dnl - dnl remark #810: conversion from "x" to "y" may lose significant bits - dnl remark #869: parameter "foo" was never referenced - dnl remark #1572: floating-point equality and inequality comparisons - dnl are unreliable - dnl remark #1684: conversion from pointer to same-sized integral type - dnl - dnl (for others see below) - CWARNINGS="-Wall -wd810,869,981,1418,1572,1684" + dnl #810: conversion from "x" to "y" may lose significant bits + dnl #869: parameter "foo" was never referenced + dnl #1572: floating-point equality and inequality comparisons + dnl are unreliable + dnl #1684: conversion from pointer to same-sized integral type + dnl #2259: non-pointer conversion from "x" to "y" may lose significant + dnl bits + CWARNINGS="-Wall -wd810,869,981,1418,1572,1684,2259" elif test "$GCC" = yes ; then CWARNINGS="-Wall -Wundef" fi @@ -7422,18 +7450,19 @@ if test "x$INTELCXX" = "xyes" ; then dnl (279) are generated for standard macros and so there is nothing we can dnl do about them dnl - dnl remark #279: controlling expression is constant - dnl remark #383: value copied to temporary, reference to temporary used - dnl remark #444: destructor for base class "xxx" is not virtual - dnl remark #810: conversion from "x" to "y" may lose significant bits - dnl remark #869: parameter "foo" was never referenced - dnl remark #981: operands are evaluated in unspecified order - dnl remark #1418: external definition with no prior declaration - dnl remark #1419: external declaration in primary source file - CXXWARNINGS="-Wall -wd279,383,444,810,869,981,1418,1419" + dnl #279: controlling expression is constant + dnl #383: value copied to temporary, reference to temporary used + dnl #444: destructor for base class "xxx" is not virtual + dnl #981: operands are evaluated in unspecified order + dnl #1418: external definition with no prior declaration + dnl #1419: external declaration in primary source file + dnl #1881: argument must be a constant null pointer value + dnl + dnl (for others see CWARNINGS above) + CXXWARNINGS="-Wall -wd279,383,444,810,869,981,1418,1419,1881,2259" elif test "$GXX" = yes ; then - dnl CXXWARNINGS="-Wall -W -Wcast-qual -Werror" CXXWARNINGS="-Wall -Wundef -Wunused-parameter -Wno-ctor-dtor-privacy" + AX_CXXFLAGS_GCC_OPTION(-Woverloaded-virtual, CXXWARNINGS) fi @@ -7599,13 +7628,13 @@ AC_SUBST(DEBUG_INFO) AC_SUBST(DEBUG_FLAG) TOOLKIT_LOWERCASE=xxx if test "$TOOLKIT" = "MAC"; then - TOOLKIT_LOWERCASE=osx + TOOLKIT_LOWERCASE=osx_carbon fi if test "$TOOLKIT" = "OSX_CARBON"; then - TOOLKIT_LOWERCASE=osx + TOOLKIT_LOWERCASE=osx_carbon fi if test "$TOOLKIT" = "OSX_COCOA"; then - TOOLKIT_LOWERCASE=osx + TOOLKIT_LOWERCASE=osx_cocoa fi if test "$TOOLKIT_LOWERCASE" = "xxx"; then TOOLKIT_LOWERCASE=`echo $TOOLKIT | tr '[[A-Z]]' '[[a-z]]'`