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|
# CEXT_ENABLE_DEBUG(debug=no)
#----------------------------
AC_DEFUN([CEXT_ENABLE_DEBUG],
[
AC_REQUIRE([AC_PROG_CC])
ESO_ENABLE_DEBUG([$1])
if test x"$eso_cv_enable_debug" != xno; then
CX_DEBUG_FLAGS="-DCX_ENABLE_DEBUG"
else
CX_DEBUG_FLAGS="-DCX_DISABLE_ASSERT"
fi
AC_SUBST(CX_DEBUG_FLAGS)
])
# CEXT_ENABLE_THREADS(threads=yes)
#---------------------------------
AC_DEFUN([CEXT_ENABLE_THREADS],
[
AC_ARG_ENABLE(threads,
AC_HELP_STRING([--enable-threads],
[enables thread support [default=$1]]),
cext_enable_threads=$enableval, cext_enable_threads=$1)
AH_TEMPLATE([CX_THREADS_ENABLED],
[Define if thread support is enabled.])
if test x"$cext_enable_threads" = xyes; then
ESO_CHECK_THREADS_POSIX
AC_MSG_CHECKING([whether POSIX threads are available])
if test x"$eso_cv_threads_posix" = xno; then
AC_MSG_RESULT([no])
else
CFLAGS="$CFLAGS -D_REENTRANT"
AC_DEFINE_UNQUOTED([CX_THREADS_ENABLED])
if test x"$eso_cv_threads_posix_lib" = xyes; then
echo $LIBS | grep -q -e "$LIBPTHREAD" || LIBS="$LIBPTHREAD $LIBS"
else
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
LDFLAGS="$LDFLAGS $PTHREAD_CFLAGS"
fi
AC_MSG_RESULT([yes])
fi
fi
])
# CEXT_CHECK_CHAR_BIT
#--------------------
# Check number of bits used per char.
AC_DEFUN([CEXT_CHECK_CHAR_BIT],
[
cext_have_char_bit=no
cext_have_char_8_bits=no
AC_MSG_CHECKING([for bits per char])
AC_CACHE_VAL(cext_cv_have_char_8_bits,
[
AC_LANG_PUSH(C)
cext_cppflags_save="$CPPFLAGS"
cext_cflags_save="$CFLAGS"
cext_ldflags_save="$LDFLAGS"
cext_libs_save="$LIBS"
if test "$GCC" = "yes"; then
CFLAGS="$CFLAGS -pedantic-errors"
CPPFLAGS="$CPPFLAGS $CFLAGS"
fi
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <limits.h>],
[int i = CHAR_BIT;])],
cext_have_char_bit=yes,
cext_have_char_bit=no)
if test "x$cext_have_char_bit" = "xyes"; then
AC_RUN_IFELSE([AC_LANG_SOURCE(
[
#include <limits.h>
int main() {
if (CHAR_BIT != 8)
return 1;
return 0;
}
])], cext_have_char_8_bits=yes, cext_have_char_8_bits=no)
else
AC_RUN_IFELSE([AC_LANG_SOURCE(
[
#include <limits.h>
int main() {
char c = 1;
int i = 0;
while (c) {
c <<= 1;
i++;
}
if (i != 8)
return 1;
return 0;
}
])], cext_have_char_8_bits=yes, cext_have_char_8_bits=no)
fi
CPPFLAGS="$cext_cppflags_save"
CFLAGS="$cext_cflags_save"
LDFLAGS="$cext_ldflags_save"
LIBS="$cext_libs_save"
AC_LANG_POP(C)
cext_cv_have_char_8_bits="cext_have_char_bit=$cext_have_char_bit \
cext_have_char_8_bits=$cext_have_char_8_bits"
])
eval "$cext_cv_have_char_8_bits"
if test "$cext_have_char_8_bits" = "no"; then
AC_MSG_ERROR([C type char is not 8 bits wide!])
else
if test x"$cext_have_char_bit" = xno; then
AC_DEFINE(CHAR_BIT, 8, [Width of type 'char'])
else
AC_DEFINE(HAVE_CHAR_BIT, 1,
[Define if CHAR_BIT is defined in limits.h and equals 8])
fi
AC_MSG_RESULT([8])
fi
])
#
# CEXT_CHECK_SIZE_T
#------------------
# Check for an integer type with an equal size
AC_DEFUN([CEXT_CHECK_SIZE_T],
[
AC_MSG_CHECKING([for an integer type with the same size as size_t])
case $ac_cv_sizeof_size_t in
$ac_cv_sizeof_short)
cext_size_type='short'
;;
$ac_cv_sizeof_int)
cext_size_type='int'
;;
$ac_cv_sizeof_long)
cext_size_type='long'
;;
$ac_cv_sizeof_long_long)
cext_size_type='long long'
;;
*)
AC_MSG_ERROR([No integer type matches size_t in size])
;;
esac
AC_MSG_RESULT([$cext_size_type])
AC_CACHE_VAL(cext_cv_type_size_type,
[
cext_cv_type_size_type=$cext_size_type
])
])
#
# CEXT_CHECK_FORMAT_LONG_LONG
#----------------------------
# Check printing format specifier used for long long integers
AC_DEFUN([CEXT_CHECK_FORMAT_INT64],
[
# List of printf formats to check for
format_list="ll q"
if test x"$ac_cv_sizeof_long_long" = x8; then
AC_MSG_CHECKING([for printf format used for 64-bit integers])
AC_CACHE_VAL(cext_cv_format_long_long,
[
for format in $format_list; do
AC_RUN_IFELSE([AC_LANG_SOURCE(
[[
#include <stdio.h>
int main()
{
long long b, a = -0x3AFAFAFAFAFAFAFALL;
char buffer[1000];
sprintf (buffer, "%${fmt}u", a);
sscanf (buffer, "%${fmt}u", &b);
return b != a;
}
]])],
[cext_cv_format_long_long=${fmt}; break],
[], [:])
done
])
if test -n "$cext_cv_format_long_long"; then
AC_MSG_RESULT([%${cext_cv_format_long_long}u])
AC_DEFINE(HAVE_LONG_LONG_FORMAT, 1, [Define if the system printf can print a long long])
else
AC_MSG_RESULT([none])
fi
fi
])
# The following type check macros are replacement versions for the actual
# autoconf checks, which are more type specific. However the actual autoconf
# macros are not available for autoconf version 2.59 (and older) which we
# still need to support for a while.
# CEXT_TYPE_LONG_LONG_INT
#------------------------
# Check whether the compiler supports the 'long long int' type.
AC_DEFUN([CEXT_TYPE_LONG_LONG_INT],
[
AC_CHECK_TYPE([long long int], [], [], [])
if test x"$ac_cv_type_long_long_int" = xyes; then
AC_DEFINE([HAVE_LONG_LONG_INT], [1],
[Define to 1 if the system has the type `long long int'.])
fi
])
# CEXT_TYPE_UNSIGNED_LONG_LONG_INT
#---------------------------------
# Check whether the compiler supports the 'unsigned long long int' type.
AC_DEFUN([CEXT_TYPE_UNSIGNED_LONG_LONG_INT],
[
AC_CHECK_TYPE([unsigned long long int], [], [], [])
if test x"$ac_cv_type_unsigned_long_long_int" = xyes; then
AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], [1],
[Define to 1 if the system has the type `unsigned long long int'.])
fi
])
# CEXT_TYPE_INTMAX_T
# ------------------
# Check whether the compiler supports the 'intmax_t' type.
AC_DEFUN([CEXT_TYPE_INTMAX_T],
[
AC_REQUIRE([CEXT_TYPE_LONG_LONG_INT])
AC_CHECK_TYPE([intmax_t],
[
AC_DEFINE([HAVE_INTMAX_T], [1],
[Define to 1 if the system has the type `intmax_t'.])
],
[
test $ac_cv_type_long_long_int = yes \
&& ac_type='long long int' \
|| ac_type='long int'
AC_DEFINE_UNQUOTED([intmax_t], [$ac_type],
[Define to the widest signed integer type if <stdint.h> and <inttypes.h> do not define.])
])
])
# CEXT_TYPE_UINTMAX_T
# -------------------
# Check whether the compiler supports the 'uintmax_t' type.
AC_DEFUN([CEXT_TYPE_UINTMAX_T],
[
AC_REQUIRE([CEXT_TYPE_UNSIGNED_LONG_LONG_INT])
AC_CHECK_TYPE([uintmax_t],
[
AC_DEFINE([HAVE_UINTMAX_T], [1],
[Define to 1 if the system has the type `uintmax_t'.])
],
[
test $ac_cv_type_long_long_int = yes \
&& ac_type='unsigned long long int' \
|| ac_type='unsigned long int'
AC_DEFINE_UNQUOTED([uintmax_t], [$ac_type],
[Define to the widest unsigned integer type if <stdint.h> and <inttypes.h> do not define.])
])
])
# CEXT_TYPE_UINTPTR_T
# -------------------
# Check whether the compiler supports the 'uintptr_t' type.
AC_DEFUN([CEXT_TYPE_UINTPTR_T],
[
AC_CHECK_TYPE([uintptr_t],
[
AC_DEFINE([HAVE_UINTPTR_T], 1,
[Define to 1 if the system has the type `uintptr_t'.])
],
[
for ac_type in 'unsigned int' 'unsigned long int' \
'unsigned long long int'; do
AC_COMPILE_IFELSE(
[
AC_LANG_BOOL_COMPILE_TRY([AC_INCLUDES_DEFAULT],
[[sizeof (void *) <= sizeof ($ac_type)]])
],
[
AC_DEFINE_UNQUOTED([uintptr_t], [$ac_type],
[Define to the type of an unsigned integer type wide enough to hold a pointer, if such a type exists, and if the system does not define it.])
ac_type=
])
test -z "$ac_type" && break
done
])
])
# CEXT_TYPE_LONG_DOUBLE
# ---------------------
# Check whether the compiler supports the 'long double' type.
AC_DEFUN([CEXT_TYPE_LONG_DOUBLE],
[
AC_CACHE_CHECK([for long double], [ac_cv_type_long_double],
[
if test "$GCC" = yes; then
ac_cv_type_long_double=yes
else
AC_COMPILE_IFELSE(
[
AC_LANG_BOOL_COMPILE_TRY(
[[
/* The Stardent Vistra knows sizeof (long double), but does not support it. */
long double foo = 0.0L;
]],
[[/* On Ultrix 4.3 cc, long double is 4 and double is 8. */
sizeof (double) <= sizeof (long double)]])],
[ac_cv_type_long_double=yes],
[ac_cv_type_long_double=no])
fi
])
if test $ac_cv_type_long_double = yes; then
AC_DEFINE([HAVE_LONG_DOUBLE], [1],
[Define to 1 if the system has the type `long double'.])
fi
])
#
# CEXT_SET_PATHS
#---------------
# Define auxiliary directories of the installed directory tree.
AC_DEFUN([CEXT_SET_PATHS],
[
if test -z "$apidocdir"; then
apidocdir='${datadir}/doc/${PACKAGE}/html'
fi
AC_SUBST(apidocdir)
if test -z "$pkgincludedir"; then
pkgincludedir='${includedir}/cext'
fi
if test -z "$configdir"; then
configdir='${includedir}'
fi
AC_SUBST(configdir)
if test -z "$pkgconfigdir"; then
pkgconfigdir='${libdir}/pkgconfig'
fi
AC_SUBST(pkgconfigdir)
])
# CEXT_SET_SYMBOLS
#-----------------
# Setup various Makefile symbols used for building the package
AC_DEFUN([CEXT_SET_SYMBOLS],
[
CEXT_INCLUDES='-I$(top_builddir)/cext -I$(top_srcdir)'
AC_SUBST(CEXT_INCLUDES)
])
# CEXT_CREATE_CXCONFIG
#---------------------
# Create the source for cxconfig.h in cext
AC_DEFUN([CEXT_CREATE_CXCONFIG],
[
AC_REQUIRE([CEXT_CHECK_CHAR_BIT])
AC_CONFIG_COMMANDS(cxconfig.h,
[cfgfile="cext/cxconfig.h"
tcfgfile="$cfgfile-tmp"
cat > $tcfgfile << _CEXTEOF
/*
* cxconfig.h: This is a generated file! Do not edit this file!
* All changes will be lost!
*/
#ifndef CXCONFIG_H_
#define CXCONFIG_H_
_CEXTEOF
if test x$cext_have_limits_h = xyes; then
echo '#include <limits.h>' >> $tcfgfile
fi
if test x$cext_have_float_h = xyes; then
echo '#include <float.h>' >> $tcfgfile
fi
if test x$cext_have_values_h = xyes; then
echo '#include <values.h>' >> $tcfgfile
fi
if test x$cext_have_stdint_h = xyes; then
echo '#include <stdint.h>' >> $tcfgfile
fi
if test x$cext_have_inttypes_h = xyes; then
echo '#include <inttypes.h>' >> $tcfgfile
fi
cat >> $tcfgfile << _CEXTEOF
#include <cxmacros.h>
CX_BEGIN_DECLS
/*
* Limits for numerical data types
*/
#define CX_MINSHORT $cext_cxshort_min
#define CX_MAXSHORT $cext_cxshort_max
#define CX_MAXUSHORT $cext_cxushort_max
#define CX_MININT $cext_cxint_min
#define CX_MAXINT $cext_cxint_max
#define CX_MAXUINT $cext_cxuint_max
#define CX_MINLONG $cext_cxlong_min
#define CX_MAXLONG $cext_cxlong_max
#define CX_MAXULONG $cext_cxulong_max
#define CX_MINFLOAT $cext_cxfloat_min
#define CX_MAXFLOAT $cext_cxfloat_max
#define CX_MINDOUBLE $cext_cxdouble_min
#define CX_MAXDOUBLE $cext_cxdouble_max
_CEXTEOF
# This should be true for any modern C/C++ compiler
# In addition this has been verified before by
# the CX_CHECK_CHAR_BITS() call.
if test x"$cext_have_char_8_bits" = xyes; then
cat >> $tcfgfile << _CEXTEOF
/*
* Number of bits per char
*/
#define CX_CHAR_BIT 8
_CEXTEOF
else
echo '#error "Type char is not 8 bits wide!"' >> $tcfgfile
fi
cat >> $tcfgfile << _CEXTEOF
/*
* Fixed size integer types
*/
_CEXTEOF
cat >> $tcfgfile << _CEXTEOF
/* Macros for formatted output */
#define CX_PRINTF_FORMAT_INT8 $cxint8_print_format
#define CX_PRINTF_FORMAT_UINT8 $cxuint8_print_format
#define CX_PRINTF_FORMAT_INT16 $cxint16_print_format
#define CX_PRINTF_FORMAT_UINT16 $cxuint16_print_format
#define CX_PRINTF_FORMAT_INT32 $cxint32_print_format
#define CX_PRINTF_FORMAT_UINT32 $cxuint32_print_format
#define CX_PRINTF_FORMAT_INT64 $cxint64_print_format
#define CX_PRINTF_FORMAT_UINT64 $cxuint64_print_format
/* Macros for formatted output */
#define CX_SCANF_FORMAT_INT8 $cxint8_scan_format
#define CX_SCANF_FORMAT_UINT8 $cxuint8_scan_format
#define CX_SCANF_FORMAT_INT16 $cxint16_scan_format
#define CX_SCANF_FORMAT_UINT16 $cxuint16_scan_format
#define CX_SCANF_FORMAT_INT32 $cxint32_scan_format
#define CX_SCANF_FORMAT_UINT32 $cxuint32_scan_format
#define CX_SCANF_FORMAT_INT64 $cxint64_scan_format
#define CX_SCANF_FORMAT_UINT64 $cxuint64_scan_format
_CEXTEOF
if test -n "$cxint8"; then
cat >> $tcfgfile << _CEXTEOF
/* Type definitions */
typedef $cxint8 cxint8;
typedef $cxuint8 cxuint8;
_CEXTEOF
fi
if test -n "$cxint16"; then
cat >> $tcfgfile << _CEXTEOF
typedef $cxint16 cxint16;
typedef $cxuint16 cxuint16;
_CEXTEOF
fi
if test -n "$cxint32"; then
cat >> $tcfgfile << _CEXTEOF
typedef $cxint32 cxint32;
typedef $cxuint32 cxuint32;
_CEXTEOF
fi
if test -n "$cxint64"; then
cat >> $tcfgfile << _CEXTEOF
${cext_extension} typedef $cxint64 cxint64;
${cext_extension} typedef $cxuint64 cxuint64;
#define CX_INT64_CONSTANT(val) $cxint64_constant
#define CX_UINT64_CONSTANT(val) $cxuint64_constant
_CEXTEOF
fi
cat >> $tcfgfile << _CEXTEOF
#define CX_SIZEOF_VOID_P $cext_void_p
#define CX_SIZEOF_SIZE_T $cext_size_t
_CEXTEOF
cat >> $tcfgfile << _CEXTEOF
/*
* Size type
*/
#define CX_PRINTF_FORMAT_SIZE_TYPE $cxsize_print_format
#define CX_PRINTF_FORMAT_SSIZE_TYPE $cxssize_print_format
#define CX_SCANF_FORMAT_SIZE_TYPE $cxsize_scan_format
#define CX_SCANF_FORMAT_SSIZE_TYPE $cxssize_scan_format
typedef signed $cext_size_type_define cxssize;
typedef unsigned $cext_size_type_define cxsize;
#define CX_MINSSIZE CX_MIN$cext_msize_type
#define CX_MAXSSIZE CX_MAX$cext_msize_type
#define CX_MAXSIZE CX_MAXU$cext_msize_type
typedef cxint64 cxoffset;
#define CX_MINOFFSET CX_MININT64
#define CX_MAXOFFSET CX_MAXINT64
_CEXTEOF
if test -z "$cext_unknown_void_p"; then
cat >> $tcfgfile << _CEXTEOF
/*
* Pointer to integer conversion
*/
#define CX_POINTER_TO_INT(ptr) ((cxint) ${cext_ptoi_cast} (ptr))
#define CX_POINTER_TO_UINT(ptr) ((cxint) ${cext_ptoui_cast} (ptr))
#define CX_INT_TO_POINTER(val) ((cxptr) ${cext_ptoi_cast} (val))
#define CX_UINT_TO_POINTER(val) ((cxptr) ${cext_ptoui_cast} (val))
_CEXTEOF
else
echo '#error Size of generic pointer is unknown - This should never happen' >> $tcfgfile
fi
cat >> $tcfgfile << _CEXTEOF
#ifdef __cplusplus
# define CX_HAVE_INLINE 1
#else
$cext_inline
#endif
#ifdef __cplusplus
# define CX_CAN_INLINE 1
_CEXTEOF
if test x"$cext_can_inline" = xyes; then
cat >> $tcfgfile << _CEXTEOF
#else
# define CX_CAN_INLINE 1
_CEXTEOF
fi
cat >> $tcfgfile << _CEXTEOF
#endif
_CEXTEOF
if test x"$cext_have_gnuc_visibility" = xyes; then
cat >> $tcfgfile << _CEXTEOF
#define CX_HAVE_GNUC_VISIBILITY 1
_CEXTEOF
fi
cat >> $tcfgfile << _CEXTEOF
#if defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
# define CX_GNUC_INTERNAL __attribute__((visibility("hidden")))
#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
# define CX_GNUC_INTERNAL __hidden
#elif defined (__GNUC__) && defined (CX_HAVE_GNUC_VISIBILITY)
# define CX_GNUC_INTERNAL __attribute__((visibility("hidden")))
#else
# define CX_GNUC_INTERNAL /* empty */
#endif
_CEXTEOF
cat >> $tcfgfile << _CEXTEOF
CX_END_DECLS
#endif /* CXCONFIG_H_ */
_CEXTEOF
if test -f $cfgfile; then
if cmp -s $tcfgfile $cfgfile; then
AC_MSG_NOTICE([$cfgfile is unchanged])
rm -f $tcfgfile
else
mv $tcfgfile $cfgfile
fi
else
mv $tcfgfile $cfgfile
fi
],
[
# Supported compiler attributes
if test x"$eso_cv_prog_cc_attribute_visibility_hidden" = xyes; then
cext_have_gnuc_visibility=yes
fi
# Number of bits per char
eval $cext_cv_have_char_8_bits
if test x"$ac_cv_type_int8_t" = xyes; then
cxint8=int8_t
cxuint8=uint8_t
cxint8_print_format='PRIi8'
cxuint8_print_format='PRIu8'
cxint8_scan_format='SCNi8'
cxuint8_scan_format='SCNu8'
else
cxint8='signed char'
cxuint8='unsigned char'
cxint8_print_format='"hhi"'
cxuint8_print_format='"hhu"'
cxint8_scan_format='"hhi"'
cxuint8_scan_format='"hhu"'
fi
# 16 bit integers
if test x"$ac_cv_type_int16_t" = xyes; then
cxint16=int16_t
cxuint16=uint16_t
cxint16_print_format='PRIi16'
cxuint16_print_format='PRIu16'
cxint16_scan_format='SCNi16'
cxuint16_scan_format='SCNu16'
else
case 2 in
$ac_cv_sizeof_short)
cxint16='signed short'
cxuint16='unsigned short'
cxint16_print_format='"hi"'
cxuint16_print_format='"hu"'
cxint16_scan_format='"hi"'
cxuint16_scan_format='"hu"'
;;
$ac_cv_sizeof_int)
cxint16='signed int'
cxuint16='unsigned int'
cxint16_print_format='"i"'
cxuint16_print_format='"u"'
cxint16_scan_format='"i"'
cxuint16_scan_format='"u"'
;;
esac
fi
# 32 bit integers
if test x"$ac_cv_type_int32_t" = xyes; then
cxint32=int32_t
cxuint32=uint32_t
cxint32_print_format='PRIi32'
cxuint32_print_format='PRIu32'
cxint32_scan_format='SCNi32'
cxuint32_scan_format='SCNu32'
else
case 4 in
$ac_cv_sizeof_short)
cxint32='signed short'
cxuint32='unsigned short'
cxint32_print_format='"hi"'
cxuint32_print_format='"hu"'
cxint32_scan_format='"hi"'
cxuint32_scan_format='"hu"'
;;
$ac_cv_sizeof_int)
cxint32='signed int'
cxuint32='unsigned int'
cxint32_print_format='"i"'
cxuint32_print_format='"u"'
cxint32_scan_format='"i"'
cxuint32_scan_format='"u"'
;;
$ac_cv_sizeof_long)
cxint32='signed long'
cxuint32='unsigned long'
cxint32_print_format='"li"'
cxuint32_print_format='"lu"'
cxint32_scan_format='"li"'
cxuint32_scan_format='"lu"'
;;
esac
fi
# 64 bit integers
if test x"$ac_cv_type_int64_t" = xyes; then
cxint64=int64_t
cxuint64=uint64_t
cxint64_print_format='PRIi64'
cxuint64_print_format='PRIu64'
cxint64_scan_format='SCNi64'
cxuint64_scan_format='SCNu64'
case 8 in
$ac_cv_sizeof_int)
cxint64_constant='(val)'
cxuint64_constant='(val)'
;;
$ac_cv_sizeof_long)
cxint64_constant='(val##L)'
cxuint64_constant='(val##UL)'
;;
$ac_cv_sizeof_long_long)
cext_extension="CX_GNUC_EXTENSION "
cxint64_constant='(CX_GNUC_EXTENSION (val##LL))'
cxuint64_constant='(CX_GNUC_EXTENSION (val##ULL))'
;;
esac
else
case 8 in
$ac_cv_sizeof_int)
cxint64='signed int'
cxuint64='unsigned int'
cxint64_print_format='"i"'
cxuint64_print_format='"u"'
cxint64_scan_format='"i"'
cxuint64_scan_format='"u"'
cext_extension=""
cxint64_constant='(val)'
cxuint64_constant='(val)'
;;
$ac_cv_sizeof_long)
cxint64='signed long'
cxuint64='unsigned long'
cxint64_print_format='"li"'
cxuint64_print_format='"lu"'
cxint64_scan_format='"li"'
cxuint64_scan_format='"lu"'
cext_extension=""
cxint64_constant='(val##L)'
cxuint64_constant='(val##UL)'
;;
$ac_cv_sizeof_long_long)
cxint64='signed long long'
cxuint64='unsigned long long'
if test -n "$cext_cv_format_long_long"; then
cxint64_print_format='"'$cext_cv_format_long_long'i"'
cxuint64_print_format='"'$cext_cv_format_long_long'u"'
cxint64_scan_format='"'$cext_cv_format_long_long'i"'
cxuint64_scan_format='"'$cext_cv_format_long_long'u"'
fi
cext_extension="CX_GNUC_EXTENSION "
cxint64_constant='(CX_GNUC_EXTENSION (val##LL))'
cxuint64_constant='(CX_GNUC_EXTENSION (val##ULL))'
;;
esac
fi
# Sizes of types
cext_size_t="$ac_cv_sizeof_size_t"
cext_void_p="$ac_cv_sizeof_void_p"
# Size type
cext_size_type_define="$cext_cv_type_size_type"
case $cext_cv_type_size_type in
short)
cxsize_print_format='"hu"'
cxssize_print_format='"hi"'
cxsize_scan_format='"hu"'
cxssize_scan_format='"hi"'
cext_msize_type='SHRT'
;;
int)
cxsize_print_format='"u"'
cxssize_print_format='"i"'
cxsize_scan_format='"u"'
cxssize_scan_format='"i"'
cext_msize_type='INT'
;;
long)
cxsize_print_format='"lu"'
cxssize_print_format='"li"'
cxsize_scan_format='"lu"'
cxssize_scan_format='"li"'
cext_msize_type='LONG'
;;
"long long")
cxsize_print_format='"'$cext_cv_format_long_long'u"'
cxssize_print_format='"'$cext_cv_format_long_long'i"'
cxsize_scan_format='"'$cext_cv_format_long_long'u"'
cxssize_scan_format='"'$cext_cv_format_long_long'i"'
cext_msize_type='INT64'
;;
esac
# Pointer integer conversions
case $ac_cv_sizeof_void_p in
$ac_cv_sizeof_int)
cext_ptoi_cast=''
cext_ptoui_cast=''
;;
$ac_cv_sizeof_long)
cext_ptoi_cast='(cxlong)'
cext_ptoui_cast='(cxlong)'
;;
$ac_cv_sizeof_long_long)
cext_ptoi_cast='(cxint64)'
cext_ptoui_cast='(cxint64)'
;;
*)
cext_unknown_void_p=yes
;;
esac
# Standard integer types
if test x$ac_cv_header_stdint_h = xyes; then
cext_have_stdint_h=yes
fi
if test x$ac_cv_header_inttypes_h = xyes; then
cext_have_inttypes_h=yes
fi
# type limits
case xyes in
x$ac_cv_header_limits_h)
cext_have_limits_h=yes
cext_cxshort_min=SHRT_MIN
cext_cxshort_max=SHRT_MAX
cext_cxushort_max=USHRT_MAX
cext_cxint_min=INT_MIN
cext_cxint_max=INT_MAX
cext_cxuint_max=UINT_MAX
cext_cxlong_min=LONG_MIN
cext_cxlong_max=LONG_MAX
cext_cxulong_max=ULONG_MAX
;;
x$ac_cv_header_values_h)
cext_have_values_h=yes
cext_cxshort_min=MINSHORT
cext_cxshort_max=MAXSHORT
cext_cxushort_max="(((cxushort)CX_MAXSHORT)*2+1)"
cext_cxint_min=MININT
cext_cxint_max=MAXINT
cext_cxuint_max="(((cxuint)CX_MAXINT)*2+1)"
cext_cxlong_min=MINLONG
cext_cxlong_max=MAXLONG
cext_cxulong_max="(((cxulong)CX_MAXLONG)*2+1)"
;;
esac
case xyes in
x$ac_cv_header_float_h)
cext_have_float_h=yes
cext_cxfloat_min=FLT_MIN
cext_cxfloat_max=FLT_MAX
cext_cxdouble_min=DBL_MIN
cext_cxdouble_max=DBL_MAX
;;
x$ac_cv_header_values_h)
cext_have_values_h=yes
cext_cxfloat_min=MINFLOAT
cext_cxfloat_max=MAXFLOAT
cext_cxdouble_min=MINDOUBLE
cext_cxdouble_max=MAXDOUBLE
;;
esac
])
])
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