diff options
Diffstat (limited to 'tools/missing-macros/src/m4/mfx_limits.m4')
| -rw-r--r-- | tools/missing-macros/src/m4/mfx_limits.m4 | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/tools/missing-macros/src/m4/mfx_limits.m4 b/tools/missing-macros/src/m4/mfx_limits.m4 new file mode 100644 index 0000000000..d63a14bb96 --- /dev/null +++ b/tools/missing-macros/src/m4/mfx_limits.m4 @@ -0,0 +1,154 @@ +# serial 3 + +AC_DEFUN([mfx_CHECK_HEADER_SANE_LIMITS_H], [ +AC_CACHE_CHECK([whether limits.h is sane], +mfx_cv_header_sane_limits_h, +[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <limits.h> +#if (32767 >= 4294967295ul) || (65535u >= 4294967295ul) +# if defined(__APPLE__) && defined(__GNUC__) +# error "your preprocessor is broken - use compiler option -no-cpp-precomp" +# else +# include "your preprocessor is broken" +# endif +#endif +#define MFX_0xffff 0xffff +#define MFX_0xffffffffL 4294967295ul +#if !defined(CHAR_BIT) || (CHAR_BIT != 8) +# include "error CHAR_BIT" +#endif +#if !defined(UCHAR_MAX) +# include "error UCHAR_MAX 1" +#endif +#if !defined(USHRT_MAX) +# include "error USHRT_MAX 1" +#endif +#if !defined(UINT_MAX) +# include "error UINT_MAX 1" +#endif +#if !defined(ULONG_MAX) +# include "error ULONG_MAX 1" +#endif +#if !defined(SHRT_MAX) +# include "error SHRT_MAX 1" +#endif +#if !defined(INT_MAX) +# include "error INT_MAX 1" +#endif +#if !defined(LONG_MAX) +# include "error LONG_MAX 1" +#endif +#if (UCHAR_MAX < 1) +# include "error UCHAR_MAX 2" +#endif +#if (USHRT_MAX < 1) +# include "error USHRT_MAX 2" +#endif +#if (UINT_MAX < 1) +# include "error UINT_MAX 2" +#endif +#if (ULONG_MAX < 1) +# include "error ULONG_MAX 2" +#endif +#if (UCHAR_MAX < 0xff) +# include "error UCHAR_MAX 3" +#endif +#if (USHRT_MAX < MFX_0xffff) +# include "error USHRT_MAX 3" +#endif +#if (UINT_MAX < MFX_0xffff) +# include "error UINT_MAX 3" +#endif +#if (ULONG_MAX < MFX_0xffffffffL) +# include "error ULONG_MAX 3" +#endif +#if (USHRT_MAX > UINT_MAX) +# include "error USHRT_MAX vs UINT_MAX" +#endif +#if (UINT_MAX > ULONG_MAX) +# include "error UINT_MAX vs ULONG_MAX" +#endif +]], [[ +#if (USHRT_MAX == MFX_0xffff) +{ typedef char a_short2a[1 - 2 * !(sizeof(short) == 2)]; } +#elif (USHRT_MAX >= MFX_0xffff) +{ typedef char a_short2b[1 - 2 * !(sizeof(short) > 2)]; } +#endif +#if (UINT_MAX == MFX_0xffff) +{ typedef char a_int2a[1 - 2 * !(sizeof(int) == 2)]; } +#elif (UINT_MAX >= MFX_0xffff) +{ typedef char a_int2b[1 - 2 * !(sizeof(int) > 2)]; } +#endif +#if (ULONG_MAX == MFX_0xffff) +{ typedef char a_long2a[1 - 2 * !(sizeof(long) == 2)]; } +#elif (ULONG_MAX >= MFX_0xffff) +{ typedef char a_long2b[1 - 2 * !(sizeof(long) > 2)]; } +#endif +#if !defined(_CRAY1) /* CRAY PVP systems */ +#if (USHRT_MAX == MFX_0xffffffffL) +{ typedef char a_short4a[1 - 2 * !(sizeof(short) == 4)]; } +#elif (USHRT_MAX >= MFX_0xffffffffL) +{ typedef char a_short4b[1 - 2 * !(sizeof(short) > 4)]; } +#endif +#endif /* _CRAY1 */ +#if (UINT_MAX == MFX_0xffffffffL) +{ typedef char a_int4a[1 - 2 * !(sizeof(int) == 4)]; } +#elif (UINT_MAX >= MFX_0xffffffffL) +{ typedef char a_int4b[1 - 2 * !(sizeof(int) > 4)]; } +#endif +#if (ULONG_MAX == MFX_0xffffffffL) +{ typedef char a_long4a[1 - 2 * !(sizeof(long) == 4)]; } +#elif (ULONG_MAX >= MFX_0xffffffffL) +{ typedef char a_long4b[1 - 2 * !(sizeof(long) > 4)]; } +#endif +]])], +[mfx_cv_header_sane_limits_h=yes], +[mfx_cv_header_sane_limits_h=no])]) +]) + +# /*********************************************************************** +# // standard +# ************************************************************************/ + +AC_DEFUN([mfx_LZO_CHECK_ENDIAN], [ +AC_C_BIGENDIAN([AC_DEFINE(LZO_ABI_BIG_ENDIAN,1,[Define to 1 if your machine is big endian.])],[AC_DEFINE(LZO_ABI_LITTLE_ENDIAN,1,[Define to 1 if your machine is little endian.])]) +])# + + +# /*********************************************************************** +# // +# ************************************************************************/ + +dnl more types which are not yet covered by ACC + +AC_DEFUN([mfx_CHECK_SIZEOF], [ +AC_CHECK_SIZEOF(__int32) +AC_CHECK_SIZEOF(intmax_t) +AC_CHECK_SIZEOF(uintmax_t) +AC_CHECK_SIZEOF(intptr_t) +AC_CHECK_SIZEOF(uintptr_t) + +AC_CHECK_SIZEOF(float) +AC_CHECK_SIZEOF(double) +AC_CHECK_SIZEOF(long double) + +AC_CHECK_SIZEOF(dev_t) +AC_CHECK_SIZEOF(fpos_t) +AC_CHECK_SIZEOF(mode_t) +AC_CHECK_SIZEOF(off_t) +AC_CHECK_SIZEOF(ssize_t) +AC_CHECK_SIZEOF(time_t) +])# + + + +AC_DEFUN([mfx_CHECK_LIB_WINMM], [ +if test "X$GCC" = Xyes; then +case $host_os in +cygwin* | mingw* | pw32*) + test "X$LIBS" != "X" && LIBS="$LIBS " + LIBS="${LIBS}-lwinmm" ;; +*) + ;; +esac +fi +])# |