Index: bison/src/bison/2.4.1/bison-2.4.1-src/m4/stdint.m4 |
=================================================================== |
--- bison/src/bison/2.4.1/bison-2.4.1-src/m4/stdint.m4 (revision 0) |
+++ bison/src/bison/2.4.1/bison-2.4.1-src/m4/stdint.m4 (revision 0) |
@@ -0,0 +1,395 @@ |
+# stdint.m4 serial 31 |
+dnl Copyright (C) 2001-2008 Free Software Foundation, Inc. |
+dnl This file is free software; the Free Software Foundation |
+dnl gives unlimited permission to copy and/or distribute it, |
+dnl with or without modifications, as long as this notice is preserved. |
+ |
+dnl From Paul Eggert and Bruno Haible. |
+dnl Test whether <stdint.h> is supported or must be substituted. |
+ |
+AC_DEFUN([gl_STDINT_H], |
+[ |
+ AC_PREREQ(2.59)dnl |
+ |
+ dnl Check for long long int and unsigned long long int. |
+ AC_REQUIRE([AC_TYPE_LONG_LONG_INT]) |
+ if test $ac_cv_type_long_long_int = yes; then |
+ HAVE_LONG_LONG_INT=1 |
+ else |
+ HAVE_LONG_LONG_INT=0 |
+ fi |
+ AC_SUBST([HAVE_LONG_LONG_INT]) |
+ AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT]) |
+ if test $ac_cv_type_unsigned_long_long_int = yes; then |
+ HAVE_UNSIGNED_LONG_LONG_INT=1 |
+ else |
+ HAVE_UNSIGNED_LONG_LONG_INT=0 |
+ fi |
+ AC_SUBST([HAVE_UNSIGNED_LONG_LONG_INT]) |
+ |
+ dnl Check for <inttypes.h>. |
+ dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_inttypes_h. |
+ if test $ac_cv_header_inttypes_h = yes; then |
+ HAVE_INTTYPES_H=1 |
+ else |
+ HAVE_INTTYPES_H=0 |
+ fi |
+ AC_SUBST([HAVE_INTTYPES_H]) |
+ |
+ dnl Check for <sys/types.h>. |
+ dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_sys_types_h. |
+ if test $ac_cv_header_sys_types_h = yes; then |
+ HAVE_SYS_TYPES_H=1 |
+ else |
+ HAVE_SYS_TYPES_H=0 |
+ fi |
+ AC_SUBST([HAVE_SYS_TYPES_H]) |
+ |
+ gl_CHECK_NEXT_HEADERS([stdint.h]) |
+ if test $ac_cv_header_stdint_h = yes; then |
+ HAVE_STDINT_H=1 |
+ else |
+ HAVE_STDINT_H=0 |
+ fi |
+ AC_SUBST([HAVE_STDINT_H]) |
+ |
+ dnl Now see whether we need a substitute <stdint.h>. |
+ if test $ac_cv_header_stdint_h = yes; then |
+ AC_CACHE_CHECK([whether stdint.h conforms to C99], |
+ [gl_cv_header_working_stdint_h], |
+ [gl_cv_header_working_stdint_h=no |
+ AC_COMPILE_IFELSE([ |
+ AC_LANG_PROGRAM([[ |
+#define __STDC_LIMIT_MACROS 1 /* to make it work also in C++ mode */ |
+#define __STDC_CONSTANT_MACROS 1 /* to make it work also in C++ mode */ |
+#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ |
+#include <stdint.h> |
+/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in <wchar.h>. */ |
+#if !(defined WCHAR_MIN && defined WCHAR_MAX) |
+#error "WCHAR_MIN, WCHAR_MAX not defined in <stdint.h>" |
+#endif |
+] |
+gl_STDINT_INCLUDES |
+[ |
+#ifdef INT8_MAX |
+int8_t a1 = INT8_MAX; |
+int8_t a1min = INT8_MIN; |
+#endif |
+#ifdef INT16_MAX |
+int16_t a2 = INT16_MAX; |
+int16_t a2min = INT16_MIN; |
+#endif |
+#ifdef INT32_MAX |
+int32_t a3 = INT32_MAX; |
+int32_t a3min = INT32_MIN; |
+#endif |
+#ifdef INT64_MAX |
+int64_t a4 = INT64_MAX; |
+int64_t a4min = INT64_MIN; |
+#endif |
+#ifdef UINT8_MAX |
+uint8_t b1 = UINT8_MAX; |
+#else |
+typedef int b1[(unsigned char) -1 != 255 ? 1 : -1]; |
+#endif |
+#ifdef UINT16_MAX |
+uint16_t b2 = UINT16_MAX; |
+#endif |
+#ifdef UINT32_MAX |
+uint32_t b3 = UINT32_MAX; |
+#endif |
+#ifdef UINT64_MAX |
+uint64_t b4 = UINT64_MAX; |
+#endif |
+int_least8_t c1 = INT8_C (0x7f); |
+int_least8_t c1max = INT_LEAST8_MAX; |
+int_least8_t c1min = INT_LEAST8_MIN; |
+int_least16_t c2 = INT16_C (0x7fff); |
+int_least16_t c2max = INT_LEAST16_MAX; |
+int_least16_t c2min = INT_LEAST16_MIN; |
+int_least32_t c3 = INT32_C (0x7fffffff); |
+int_least32_t c3max = INT_LEAST32_MAX; |
+int_least32_t c3min = INT_LEAST32_MIN; |
+int_least64_t c4 = INT64_C (0x7fffffffffffffff); |
+int_least64_t c4max = INT_LEAST64_MAX; |
+int_least64_t c4min = INT_LEAST64_MIN; |
+uint_least8_t d1 = UINT8_C (0xff); |
+uint_least8_t d1max = UINT_LEAST8_MAX; |
+uint_least16_t d2 = UINT16_C (0xffff); |
+uint_least16_t d2max = UINT_LEAST16_MAX; |
+uint_least32_t d3 = UINT32_C (0xffffffff); |
+uint_least32_t d3max = UINT_LEAST32_MAX; |
+uint_least64_t d4 = UINT64_C (0xffffffffffffffff); |
+uint_least64_t d4max = UINT_LEAST64_MAX; |
+int_fast8_t e1 = INT_FAST8_MAX; |
+int_fast8_t e1min = INT_FAST8_MIN; |
+int_fast16_t e2 = INT_FAST16_MAX; |
+int_fast16_t e2min = INT_FAST16_MIN; |
+int_fast32_t e3 = INT_FAST32_MAX; |
+int_fast32_t e3min = INT_FAST32_MIN; |
+int_fast64_t e4 = INT_FAST64_MAX; |
+int_fast64_t e4min = INT_FAST64_MIN; |
+uint_fast8_t f1 = UINT_FAST8_MAX; |
+uint_fast16_t f2 = UINT_FAST16_MAX; |
+uint_fast32_t f3 = UINT_FAST32_MAX; |
+uint_fast64_t f4 = UINT_FAST64_MAX; |
+#ifdef INTPTR_MAX |
+intptr_t g = INTPTR_MAX; |
+intptr_t gmin = INTPTR_MIN; |
+#endif |
+#ifdef UINTPTR_MAX |
+uintptr_t h = UINTPTR_MAX; |
+#endif |
+intmax_t i = INTMAX_MAX; |
+uintmax_t j = UINTMAX_MAX; |
+ |
+#include <limits.h> /* for CHAR_BIT */ |
+#define TYPE_MINIMUM(t) \ |
+ ((t) ((t) 0 < (t) -1 ? (t) 0 : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))) |
+#define TYPE_MAXIMUM(t) \ |
+ ((t) ((t) 0 < (t) -1 ? (t) -1 : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)))) |
+struct s { |
+ int check_PTRDIFF: |
+ PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t) |
+ && PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t) |
+ ? 1 : -1; |
+ /* Detect bug in FreeBSD 6.0 / ia64. */ |
+ int check_SIG_ATOMIC: |
+ SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t) |
+ && SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t) |
+ ? 1 : -1; |
+ int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1; |
+ int check_WCHAR: |
+ WCHAR_MIN == TYPE_MINIMUM (wchar_t) |
+ && WCHAR_MAX == TYPE_MAXIMUM (wchar_t) |
+ ? 1 : -1; |
+ /* Detect bug in mingw. */ |
+ int check_WINT: |
+ WINT_MIN == TYPE_MINIMUM (wint_t) |
+ && WINT_MAX == TYPE_MAXIMUM (wint_t) |
+ ? 1 : -1; |
+ |
+ /* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */ |
+ int check_UINT8_C: |
+ (-1 < UINT8_C (0)) == (-1 < (uint_least8_t) 0) ? 1 : -1; |
+ int check_UINT16_C: |
+ (-1 < UINT16_C (0)) == (-1 < (uint_least16_t) 0) ? 1 : -1; |
+ |
+ /* Detect bugs in OpenBSD 3.9 stdint.h. */ |
+#ifdef UINT8_MAX |
+ int check_uint8: (uint8_t) -1 == UINT8_MAX ? 1 : -1; |
+#endif |
+#ifdef UINT16_MAX |
+ int check_uint16: (uint16_t) -1 == UINT16_MAX ? 1 : -1; |
+#endif |
+#ifdef UINT32_MAX |
+ int check_uint32: (uint32_t) -1 == UINT32_MAX ? 1 : -1; |
+#endif |
+#ifdef UINT64_MAX |
+ int check_uint64: (uint64_t) -1 == UINT64_MAX ? 1 : -1; |
+#endif |
+ int check_uint_least8: (uint_least8_t) -1 == UINT_LEAST8_MAX ? 1 : -1; |
+ int check_uint_least16: (uint_least16_t) -1 == UINT_LEAST16_MAX ? 1 : -1; |
+ int check_uint_least32: (uint_least32_t) -1 == UINT_LEAST32_MAX ? 1 : -1; |
+ int check_uint_least64: (uint_least64_t) -1 == UINT_LEAST64_MAX ? 1 : -1; |
+ int check_uint_fast8: (uint_fast8_t) -1 == UINT_FAST8_MAX ? 1 : -1; |
+ int check_uint_fast16: (uint_fast16_t) -1 == UINT_FAST16_MAX ? 1 : -1; |
+ int check_uint_fast32: (uint_fast32_t) -1 == UINT_FAST32_MAX ? 1 : -1; |
+ int check_uint_fast64: (uint_fast64_t) -1 == UINT_FAST64_MAX ? 1 : -1; |
+ int check_uintptr: (uintptr_t) -1 == UINTPTR_MAX ? 1 : -1; |
+ int check_uintmax: (uintmax_t) -1 == UINTMAX_MAX ? 1 : -1; |
+ int check_size: (size_t) -1 == SIZE_MAX ? 1 : -1; |
+}; |
+ ]])], |
+ [gl_cv_header_working_stdint_h=yes])]) |
+ fi |
+ if test "$gl_cv_header_working_stdint_h" = yes; then |
+ STDINT_H= |
+ else |
+ dnl Check for <sys/inttypes.h>, and for |
+ dnl <sys/bitypes.h> (used in Linux libc4 >= 4.6.7 and libc5). |
+ AC_CHECK_HEADERS([sys/inttypes.h sys/bitypes.h]) |
+ if test $ac_cv_header_sys_inttypes_h = yes; then |
+ HAVE_SYS_INTTYPES_H=1 |
+ else |
+ HAVE_SYS_INTTYPES_H=0 |
+ fi |
+ AC_SUBST([HAVE_SYS_INTTYPES_H]) |
+ if test $ac_cv_header_sys_bitypes_h = yes; then |
+ HAVE_SYS_BITYPES_H=1 |
+ else |
+ HAVE_SYS_BITYPES_H=0 |
+ fi |
+ AC_SUBST([HAVE_SYS_BITYPES_H]) |
+ |
+ dnl Check for <wchar.h> (missing in Linux uClibc when built without wide |
+ dnl character support). |
+ AC_CHECK_HEADERS_ONCE([wchar.h]) |
+ |
+ gl_STDINT_TYPE_PROPERTIES |
+ STDINT_H=stdint.h |
+ fi |
+ AC_SUBST(STDINT_H) |
+]) |
+ |
+dnl gl_STDINT_BITSIZEOF(TYPES, INCLUDES) |
+dnl Determine the size of each of the given types in bits. |
+AC_DEFUN([gl_STDINT_BITSIZEOF], |
+[ |
+ dnl Use a shell loop, to avoid bloating configure, and |
+ dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into |
+ dnl config.h.in, |
+ dnl - extra AC_SUBST calls, so that the right substitutions are made. |
+ m4_foreach_w([gltype], [$1], |
+ [AH_TEMPLATE([BITSIZEOF_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]), |
+ [Define to the number of bits in type ']gltype['.])]) |
+ for gltype in $1 ; do |
+ AC_CACHE_CHECK([for bit size of $gltype], [gl_cv_bitsizeof_${gltype}], |
+ [AC_COMPUTE_INT([result], [sizeof ($gltype) * CHAR_BIT], |
+ [$2 |
+#include <limits.h>], [result=unknown]) |
+ eval gl_cv_bitsizeof_${gltype}=\$result |
+ ]) |
+ eval result=\$gl_cv_bitsizeof_${gltype} |
+ if test $result = unknown; then |
+ dnl Use a nonempty default, because some compilers, such as IRIX 5 cc, |
+ dnl do a syntax check even on unused #if conditions and give an error |
+ dnl on valid C code like this: |
+ dnl #if 0 |
+ dnl # if > 32 |
+ dnl # endif |
+ dnl #endif |
+ result=0 |
+ fi |
+ GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` |
+ AC_DEFINE_UNQUOTED([BITSIZEOF_${GLTYPE}], [$result]) |
+ eval BITSIZEOF_${GLTYPE}=\$result |
+ done |
+ m4_foreach_w([gltype], [$1], |
+ [AC_SUBST([BITSIZEOF_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]))]) |
+]) |
+ |
+dnl gl_CHECK_TYPES_SIGNED(TYPES, INCLUDES) |
+dnl Determine the signedness of each of the given types. |
+dnl Define HAVE_SIGNED_TYPE if type is signed. |
+AC_DEFUN([gl_CHECK_TYPES_SIGNED], |
+[ |
+ dnl Use a shell loop, to avoid bloating configure, and |
+ dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into |
+ dnl config.h.in, |
+ dnl - extra AC_SUBST calls, so that the right substitutions are made. |
+ m4_foreach_w([gltype], [$1], |
+ [AH_TEMPLATE([HAVE_SIGNED_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]), |
+ [Define to 1 if ']gltype[' is a signed integer type.])]) |
+ for gltype in $1 ; do |
+ AC_CACHE_CHECK([whether $gltype is signed], [gl_cv_type_${gltype}_signed], |
+ [AC_COMPILE_IFELSE( |
+ [AC_LANG_PROGRAM([$2[ |
+ int verify[2 * (($gltype) -1 < ($gltype) 0) - 1];]])], |
+ result=yes, result=no) |
+ eval gl_cv_type_${gltype}_signed=\$result |
+ ]) |
+ eval result=\$gl_cv_type_${gltype}_signed |
+ GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` |
+ if test "$result" = yes; then |
+ AC_DEFINE_UNQUOTED([HAVE_SIGNED_${GLTYPE}], 1) |
+ eval HAVE_SIGNED_${GLTYPE}=1 |
+ else |
+ eval HAVE_SIGNED_${GLTYPE}=0 |
+ fi |
+ done |
+ m4_foreach_w([gltype], [$1], |
+ [AC_SUBST([HAVE_SIGNED_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]))]) |
+]) |
+ |
+dnl gl_INTEGER_TYPE_SUFFIX(TYPES, INCLUDES) |
+dnl Determine the suffix to use for integer constants of the given types. |
+dnl Define t_SUFFIX for each such type. |
+AC_DEFUN([gl_INTEGER_TYPE_SUFFIX], |
+[ |
+ dnl Use a shell loop, to avoid bloating configure, and |
+ dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into |
+ dnl config.h.in, |
+ dnl - extra AC_SUBST calls, so that the right substitutions are made. |
+ m4_foreach_w([gltype], [$1], |
+ [AH_TEMPLATE(translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_])[_SUFFIX], |
+ [Define to l, ll, u, ul, ull, etc., as suitable for |
+ constants of type ']gltype['.])]) |
+ for gltype in $1 ; do |
+ AC_CACHE_CHECK([for $gltype integer literal suffix], |
+ [gl_cv_type_${gltype}_suffix], |
+ [eval gl_cv_type_${gltype}_suffix=no |
+ eval result=\$gl_cv_type_${gltype}_signed |
+ if test "$result" = yes; then |
+ glsufu= |
+ else |
+ glsufu=u |
+ fi |
+ for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do |
+ case $glsuf in |
+ '') gltype1='int';; |
+ l) gltype1='long int';; |
+ ll) gltype1='long long int';; |
+ i64) gltype1='__int64';; |
+ u) gltype1='unsigned int';; |
+ ul) gltype1='unsigned long int';; |
+ ull) gltype1='unsigned long long int';; |
+ ui64)gltype1='unsigned __int64';; |
+ esac |
+ AC_COMPILE_IFELSE( |
+ [AC_LANG_PROGRAM([$2[ |
+ extern $gltype foo; |
+ extern $gltype1 foo;]])], |
+ [eval gl_cv_type_${gltype}_suffix=\$glsuf]) |
+ eval result=\$gl_cv_type_${gltype}_suffix |
+ test "$result" != no && break |
+ done]) |
+ GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` |
+ eval result=\$gl_cv_type_${gltype}_suffix |
+ test "$result" = no && result= |
+ eval ${GLTYPE}_SUFFIX=\$result |
+ AC_DEFINE_UNQUOTED([${GLTYPE}_SUFFIX], $result) |
+ done |
+ m4_foreach_w([gltype], [$1], |
+ [AC_SUBST(translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_])[_SUFFIX])]) |
+]) |
+ |
+dnl gl_STDINT_INCLUDES |
+AC_DEFUN([gl_STDINT_INCLUDES], |
+[[ |
+ /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be |
+ included before <wchar.h>. */ |
+ #include <stddef.h> |
+ #include <signal.h> |
+ #if HAVE_WCHAR_H |
+ # include <stdio.h> |
+ # include <time.h> |
+ # include <wchar.h> |
+ #endif |
+]]) |
+ |
+dnl gl_STDINT_TYPE_PROPERTIES |
+dnl Compute HAVE_SIGNED_t, BITSIZEOF_t and t_SUFFIX, for all the types t |
+dnl of interest to stdint.in.h. |
+AC_DEFUN([gl_STDINT_TYPE_PROPERTIES], |
+[ |
+ gl_STDINT_BITSIZEOF([ptrdiff_t sig_atomic_t size_t wchar_t wint_t], |
+ [gl_STDINT_INCLUDES]) |
+ gl_CHECK_TYPES_SIGNED([sig_atomic_t wchar_t wint_t], |
+ [gl_STDINT_INCLUDES]) |
+ gl_cv_type_ptrdiff_t_signed=yes |
+ gl_cv_type_size_t_signed=no |
+ gl_INTEGER_TYPE_SUFFIX([ptrdiff_t sig_atomic_t size_t wchar_t wint_t], |
+ [gl_STDINT_INCLUDES]) |
+]) |
+ |
+dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in. |
+dnl Remove this when we can assume autoconf >= 2.61. |
+m4_ifdef([AC_COMPUTE_INT], [], [ |
+ AC_DEFUN([AC_COMPUTE_INT], [_AC_COMPUTE_INT([$2],[$1],[$3],[$4])]) |
+]) |
+ |
+# Hey Emacs! |
+# Local Variables: |
+# indent-tabs-mode: nil |
+# End: |