X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/29faf9c604986a1ffbebcabc36af0bebdf22e065..8fad69b019ba90717b44824874192609cb7ef2a1:/configure.in diff --git a/configure.in b/configure.in index 672e32b31d..9c13d6a5d0 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 "${host}" in dnl For some reason the test that should be cross-compiler capable fails dnl However, there is no doubt that MacOS PowerPC is big endian. ac_cv_c_bigendian=yes - SO_SUFFIX=shlib dnl AC_DEFINE(TARGET_CARBON) dnl platform.h needs TARGET_CARBON before setup.h, we'll add it to CPPFLAGS DEFAULT_DEFAULT_wxUSE_OSX_CARBON=1 @@ -1797,7 +1786,11 @@ fi if test "x$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 $CXXFLAGS" fi dnl DEC/Compaq/HP cxx warnings @@ -5005,20 +4998,45 @@ if test "$TOOLKIT" != "MSW" -a "$USE_OS2" != 1; then AC_MSG_WARN([wxMutex won't be recursive on this platform]) fi fi - + dnl test for compiler thread-specific variables support AC_CACHE_CHECK([for __thread keyword], wx_cv_cc___thread, - [ - AC_TRY_COMPILE([#include ], - [ - static __thread int n = 0; - static __thread int *p = 0; - ], - wx_cv_cc___thread=yes, - wx_cv_cc___thread=no - ) - ]) + [ + AC_TRY_COMPILE([#include ], + [ + static __thread int n = 0; + static __thread int *p = 0; + ], + wx_cv_cc___thread=yes, + wx_cv_cc___thread=no + ) + ] + ) + + if test "$wx_cv_cc___thread" = "yes"; then + AX_GXX_VERSION + if test -n "$ax_cv_gxx_version"; then + dnl g++ supports __thread since at least version 3.3 but its support + dnl seems to be broken until 4.1, see + dnl http://thread.gmane.org/gmane.comp.lib.wxwidgets.devel/108388 + dnl + dnl NB: we still need to test __thread support with + dnl AC_TRY_COMPILE above even for g++ 4 as it doesn't + dnl support it for all architectures (e.g. it doesn't + dnl work under OS X) + AC_MSG_CHECKING([whether __thread support in g++ is usable]) + case "$ax_cv_gxx_version" in + 1.* | 2.* | 3.* ) + AC_MSG_RESULT([no, it's broken]) + wx_cv_cc___thread=no + ;; + *) + AC_MSG_RESULT([yes, it works]) + ;; + esac + fi + fi if test "$wx_cv_cc___thread" = "yes"; then AC_DEFINE(HAVE___THREAD_KEYWORD) @@ -7416,14 +7434,14 @@ dnl check for icc before gcc as icc is also recognized as gcc if test "x$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 "$GCC" = yes ; then CWARNINGS="-Wall -Wundef" fi @@ -7435,18 +7453,19 @@ if test "x$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 "$GXX" = yes ; then - dnl CXXWARNINGS="-Wall -W -Wcast-qual -Werror" CXXWARNINGS="-Wall -Wundef -Wunused-parameter -Wno-ctor-dtor-privacy" + AX_CXXFLAGS_GCC_OPTION(-Woverloaded-virtual, CXXWARNINGS) fi @@ -7612,13 +7631,13 @@ AC_SUBST(DEBUG_INFO) AC_SUBST(DEBUG_FLAG) TOOLKIT_LOWERCASE=xxx if test "$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]]'`