X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1ad9ba1462f329c3ee6aa4de0f921e92bd60e946..a4dac1907bcc57fe6b2f22a30f8d33bdf2055b3b:/acinclude.m4?ds=sidebyside diff --git a/acinclude.m4 b/acinclude.m4 index f1b9dff20d..915fa40067 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -143,43 +143,6 @@ AC_DEFUN([WX_CPP_NEW_HEADERS], AC_LANG_RESTORE ]) -dnl --------------------------------------------------------------------------- -dnl WX_CPP_BOOL checks whether the C++ compiler has a built in bool type -dnl -dnl call WX_CPP_BOOL - will define HAVE_BOOL if the compiler supports bool -dnl --------------------------------------------------------------------------- - -AC_DEFUN([WX_CPP_BOOL], -[ - AC_CACHE_CHECK([if C++ compiler supports bool], wx_cv_cpp_bool, - [ - AC_LANG_SAVE - AC_LANG_CPLUSPLUS - - AC_TRY_COMPILE( - [ - ], - [ - bool b = true; - - return 0; - ], - [ - wx_cv_cpp_bool=yes - ], - [ - wx_cv_cpp_bool=no - ] - ) - - AC_LANG_RESTORE - ]) - - if test "$wx_cv_cpp_bool" = "yes"; then - AC_DEFINE(HAVE_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 @@ -332,28 +295,9 @@ fi ]) dnl --------------------------------------------------------------------------- -dnl override AC_ARG_ENABLE/WITH to cache the results in .cache file +dnl override AC_ARG_ENABLE/WITH to handle options defaults dnl --------------------------------------------------------------------------- -AC_DEFUN([WX_ARG_CACHE_INIT], - [ - wx_arg_cache_file="configarg.cache" - echo "loading argument cache $wx_arg_cache_file" - rm -f ${wx_arg_cache_file}.tmp - touch ${wx_arg_cache_file}.tmp - touch ${wx_arg_cache_file} - ]) - -AC_DEFUN([WX_ARG_CACHE_FLUSH], - [ - echo "saving argument cache $wx_arg_cache_file" - mv ${wx_arg_cache_file}.tmp ${wx_arg_cache_file} - ]) - -dnl return the name of the variable to store the value of the given -dnl WX_ARG_WITH/ENABLE option -AC_DEFUN([WX_ARG_CACHE_NAME],) - dnl this macro checks for a three-valued command line --with argument: dnl possible arguments are 'yes', 'no', 'sys', or 'builtin' dnl usage: WX_ARG_SYS_WITH(option, helpmessage, variable-name) @@ -377,24 +321,12 @@ AC_DEFUN([WX_ARG_SYS_WITH], else AC_MSG_ERROR([Invalid value for --with-$1: should be yes, no, sys, or builtin]) fi - cache=yes ], [ - LINE=`grep "^$3=" ${wx_arg_cache_file}` - if test "x$LINE" != x ; then - eval "DEFAULT_$LINE" - cache=yes - else - cache=no - fi - AS_TR_SH(wx_cv_use_$1)='$3=${'DEFAULT_$3":-$wxUSE_ALL_FEATURES}" ]) eval "$AS_TR_SH(wx_cv_use_$1)" - if test "x$cache" = xyes; then - echo "$3=$$3" >> ${wx_arg_cache_file}.tmp - fi if test "$$3" = yes; then AC_MSG_RESULT(yes) @@ -409,7 +341,7 @@ AC_DEFUN([WX_ARG_SYS_WITH], fi ]) -dnl this macro checks for a command line argument and caches the result +dnl this macro simply checks for a command line argument dnl usage: WX_ARG_WITH(option, helpmessage, variable-name, [withstring]) AC_DEFUN([WX_ARG_WITH], [ @@ -430,24 +362,12 @@ AC_DEFUN([WX_ARG_WITH], else AS_TR_SH(wx_cv_use_$1)='$3=no' fi - cache=yes ], [ - LINE=`grep "^$3=" ${wx_arg_cache_file}` - if test "x$LINE" != x ; then - eval "DEFAULT_$LINE" - cache=yes - else - cache=no - fi - AS_TR_SH(wx_cv_use_$1)='$3=${'DEFAULT_$3":-$defaultval}" ]) eval "$AS_TR_SH(wx_cv_use_$1)" - if test "x$cache" = xyes; then - echo "$3=$$3" >> ${wx_arg_cache_file}.tmp - fi if test x"$withstring" = xwithout; then if test $$3 = yes; then @@ -495,30 +415,18 @@ AC_DEFUN([WX_ARG_ENABLE], else AS_TR_SH(wx_cv_use_$1)='$3=no' fi - cache=yes ], [ - LINE=`grep "^$3=" ${wx_arg_cache_file}` - if test "x$LINE" != x ; then - eval "DEFAULT_$LINE" - cache=yes - else - cache=no - fi - AS_TR_SH(wx_cv_use_$1)='$3=${'DEFAULT_$3":-$defaultval}" ]) eval "$AS_TR_SH(wx_cv_use_$1)" - if test "x$cache" = xyes; then - echo "$3=$$3" >> ${wx_arg_cache_file}.tmp - fi if test x"$enablestring" = xdisable; then - if test $$3 = yes; then - result=no - else + if test $$3 = no; then result=yes + else + result=no fi else result=$$3 @@ -545,8 +453,7 @@ dnl dnl --enable-foo wxUSE_FOO=yes dnl --disable-foo wxUSE_FOO=no dnl --enable-foo=bar wxUSE_FOO=bar -dnl value from configarg.cache or -dnl wxUSE_FOO=$DEFAULT_wxUSE_FOO +dnl wxUSE_FOO=$DEFAULT_wxUSE_FOO dnl AC_DEFUN([WX_ARG_ENABLE_PARAM], [ @@ -555,24 +462,12 @@ AC_DEFUN([WX_ARG_ENABLE_PARAM], AC_ARG_ENABLE($1, [$2], [ wx_cv_use_$1="$3='$enableval'" - cache=yes ], [ - LINE=`grep "^$3=" ${wx_arg_cache_file}` - if test "x$LINE" != x ; then - eval "DEFAULT_$LINE" - cache=yes - else - cache=no - fi - wx_cv_use_$1='$3='$DEFAULT_$3 ]) eval "$wx_cv_use_$1" - if test "x$cache" = xyes; then - echo "$3=$$3" >> ${wx_arg_cache_file}.tmp - fi AC_MSG_RESULT([$$3]) ]) @@ -812,79 +707,3 @@ 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 http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_reinterpret_cast.html -AC_DEFUN([AC_CXX_REINTERPRET_CAST], -[AC_CACHE_CHECK(whether the compiler supports reinterpret_cast<>, -ac_cv_cxx_reinterpret_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 () {} }; -class Unrelated { public : Unrelated () {} }; -int g (Unrelated&) { return 0; }],[ -Derived d;Base& b=d;Unrelated& e=reinterpret_cast(b);return g(e);], - ac_cv_cxx_reinterpret_cast=yes, ac_cv_cxx_reinterpret_cast=no) - AC_LANG_RESTORE -]) -if test "$ac_cv_cxx_reinterpret_cast" = yes; then - AC_DEFINE(HAVE_REINTERPRET_CAST,, - [define if the compiler supports reinterpret_cast<>]) -fi -]) - -dnl and http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_static_cast.html -AC_DEFUN([AC_CXX_STATIC_CAST], -[AC_CACHE_CHECK(whether the compiler supports static_cast<>, -ac_cv_cxx_static_cast, -[AC_LANG_SAVE - AC_LANG_CPLUSPLUS - AC_TRY_COMPILE([#include -class Base { public : Base () {} virtual void f () = 0; }; -class Derived : public Base { public : Derived () {} virtual void f () {} }; -int g (Derived&) { return 0; }],[ -Derived d; Base& b = d; Derived& s = static_cast (b); return g (s);], - ac_cv_cxx_static_cast=yes, ac_cv_cxx_static_cast=no) - AC_LANG_RESTORE -]) -if test "$ac_cv_cxx_static_cast" = yes; then - AC_DEFINE(HAVE_STATIC_CAST,, [define if the compiler supports static_cast<>]) -fi -]) - -dnl http://autoconf-archive.cryp.to/ac_cxx_dynamic_cast.html -AC_DEFUN([AC_CXX_DYNAMIC_CAST], -[AC_CACHE_CHECK(whether the compiler supports dynamic_cast<>, -ac_cv_cxx_dynamic_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 () {} };],[ -Derived d; Base& b=d; return dynamic_cast(&b) ? 0 : 1;], - ac_cv_cxx_dynamic_cast=yes, ac_cv_cxx_dynamic_cast=no) - AC_LANG_RESTORE -]) -if test "$ac_cv_cxx_dynamic_cast" = yes; then - AC_DEFINE(HAVE_DYNAMIC_CAST,,[define if the compiler supports dynamic_cast<>]) -fi -]) -