From f79190f40741613ed06855dd1e8708a8cf20daaf Mon Sep 17 00:00:00 2001 From: Sam Lantinga Date: Tue, 23 Apr 2019 07:59:31 -0700 Subject: [PATCH] Use _Exit() when available --- CMakeLists.txt | 2 +- configure | 29 ++++++++++++++++++++++++++++- configure.ac | 2 +- include/SDL_config.h.cmake | 1 + include/SDL_config.h.in | 1 + src/SDL_assert.c | 4 ++++ 6 files changed, 36 insertions(+), 3 deletions(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 524f83faa..719d5f5a3 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -699,7 +699,7 @@ if(LIBC) _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp - nanosleep sysconf sysctlbyname getauxval poll + nanosleep sysconf sysctlbyname getauxval poll _Exit ) string(TOUPPER ${_FN} _UPPER) set(_HAVEVAR "HAVE_${_UPPER}") diff --git a/configure b/configure index b484f58cd..4a078eb63 100755 --- a/configure +++ b/configure @@ -651,6 +651,7 @@ SDL_RLD_FLAGS SDL_STATIC_LIBS SDL_LIBS SDL_CFLAGS +INSTALL_SDL2_CONFIG LIBUSB_LIBS LIBUSB_CFLAGS FCITX_LIBS @@ -896,6 +897,7 @@ enable_rpath enable_backgrounding_signal enable_foregrounding_signal enable_render_d3d +enable_sdl2_config ' ac_precious_vars='build_alias host_alias @@ -1684,6 +1686,7 @@ Optional Features: number to use for magic foregrounding signal or 'no' [[default=no]] --enable-render-d3d enable the Direct3D render driver [[default=yes]] + --enable-sdl2-config Install sdl2-config [default=yes] Optional Packages: --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] @@ -16969,7 +16972,7 @@ fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext fi - for ac_func in malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove wcslen wcscmp strlen strlcpy strlcat _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval poll + for ac_func in malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove wcslen wcscmp strlen strlcpy strlcat _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval poll _Exit do : as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" @@ -25165,6 +25168,30 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h ;; esac +# Check whether to install sdl2-config +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to install sdl2-config" >&5 +$as_echo_n "checking whether to install sdl2-config... " >&6; } +# Check whether --enable-sdl2-config was given. +if test "${enable_sdl2_config+set}" = set; then : + enableval=$enable_sdl2_config; case "${enableval}" in + yes) enable_sdl2_config="TRUE" ;; + no) enable_sdl2_config="FALSE" ;; + *) as_fn_error $? "bad value '${enableval}' for --enable-sdl2-config" "$LINENO" 5 ;; + esac +else + enable_sdl2_config="TRUE" +fi + +if test "$enable_sdl2_config" = "TRUE"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi +INSTALL_SDL2_CONFIG=$enable_sdl2_config + + # Verify that we have all the platform specific files we need if test x$have_joystick != xyes; then diff --git a/configure.ac b/configure.ac index 81d41d948..f81e0c797 100644 --- a/configure.ac +++ b/configure.ac @@ -335,7 +335,7 @@ if test x$enable_libc = xyes; then AC_DEFINE(HAVE_MPROTECT, 1, [ ]) ]), ) - AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove wcslen wcscmp strlen strlcpy strlcat _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval poll) + AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove wcslen wcscmp strlen strlcpy strlcat _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval poll _Exit) AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"]) AC_CHECK_FUNCS(acos acosf asin asinf atan atanf atan2 atan2f ceil ceilf copysign copysignf cos cosf exp expf fabs fabsf floor floorf fmod fmodf log logf log10 log10f pow powf scalbn scalbnf sin sinf sqrt sqrtf tan tanf) diff --git a/include/SDL_config.h.cmake b/include/SDL_config.h.cmake index 45acc9aa6..e6553e05f 100644 --- a/include/SDL_config.h.cmake +++ b/include/SDL_config.h.cmake @@ -184,6 +184,7 @@ #cmakedefine HAVE_SEM_TIMEDWAIT 1 #cmakedefine HAVE_GETAUXVAL 1 #cmakedefine HAVE_POLL 1 +#cmakedefine HAVE__EXIT 1 #elif __WIN32__ #cmakedefine HAVE_STDARG_H 1 diff --git a/include/SDL_config.h.in b/include/SDL_config.h.in index ef7065245..a5e9d1328 100644 --- a/include/SDL_config.h.in +++ b/include/SDL_config.h.in @@ -189,6 +189,7 @@ #undef HAVE_SEM_TIMEDWAIT #undef HAVE_GETAUXVAL #undef HAVE_POLL +#undef HAVE__EXIT #else #define HAVE_STDARG_H 1 diff --git a/src/SDL_assert.c b/src/SDL_assert.c index 35a45c111..6282015af 100644 --- a/src/SDL_assert.c +++ b/src/SDL_assert.c @@ -135,9 +135,13 @@ static void SDL_ExitProcess(int exitcode) emscripten_cancel_main_loop(); /* this should "kill" the app. */ emscripten_force_exit(exitcode); /* this should "kill" the app. */ exit(exitcode); +#else +#ifdef HAVE__EXIT /* Upper case _Exit() */ + _Exit(exitcode); #else _exit(exitcode); #endif +#endif }