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tag: php-5.2.2RC2
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dnl
dnl $Id$
dnl
dnl This file contains Zend specific autoconf functions.
dnl
AC_DEFUN([LIBZEND_CHECK_INT_TYPE],[
AC_MSG_CHECKING(for $1)
AC_TRY_COMPILE([
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_INTTYPES_H
#include <inttypes.h>
#elif HAVE_STDINT_H
#include <stdint.h>
#endif],
[if (($1 *) 0)
return 0;
if (sizeof ($1))
return 0;
],[
AC_DEFINE_UNQUOTED([HAVE_]translit($1,a-z_-,A-Z__), 1,[Define if $1 type is present. ])
AC_MSG_RESULT(yes)
], AC_MSG_RESULT(no)
)dnl
])
AC_DEFUN([LIBZEND_BASIC_CHECKS],[
AC_REQUIRE([AC_PROG_YACC])
AC_REQUIRE([AC_PROG_CC])
AC_REQUIRE([AC_PROG_CC_C_O])
AC_REQUIRE([AC_PROG_LEX])
AC_REQUIRE([AC_HEADER_STDC])
LIBZEND_BISON_CHECK
dnl Ugly hack to get around a problem with gcc on AIX.
if test "$CC" = "gcc" -a "$ac_cv_prog_cc_g" = "yes" -a \
"`uname -sv`" = "AIX 4"; then
CFLAGS=`echo $CFLAGS | sed -e 's/-g//'`
fi
dnl Hack to work around a Mac OS X cpp problem
dnl Known versions needing this workaround are 5.3 and 5.4
if test "$ac_cv_prog_gcc" = "yes" -a "`uname -s`" = "Rhapsody"; then
CPPFLAGS="$CPPFLAGS -traditional-cpp"
fi
AC_CHECK_HEADERS(
inttypes.h \
stdint.h \
limits.h \
malloc.h \
string.h \
unistd.h \
stdarg.h \
sys/types.h \
sys/time.h \
signal.h \
unix.h \
stdlib.h \
mach-o/dyld.h \
dlfcn.h)
AC_TYPE_SIZE_T
AC_TYPE_SIGNAL
AC_DEFUN([LIBZEND_LIBDL_CHECKS],[
AC_CHECK_LIB(dl, dlopen, [LIBS="-ldl $LIBS"])
AC_CHECK_FUNC(dlopen,[AC_DEFINE(HAVE_LIBDL, 1,[ ])])
])
AC_DEFUN([LIBZEND_DLSYM_CHECK],[
dnl
dnl Ugly hack to check if dlsym() requires a leading underscore in symbol name.
dnl
AC_MSG_CHECKING([whether dlsym() requires a leading underscore in symbol names])
_LT_AC_TRY_DLOPEN_SELF([
AC_MSG_RESULT(no)
], [
AC_MSG_RESULT(yes)
AC_DEFINE(DLSYM_NEEDS_UNDERSCORE, 1, [Define if dlsym() requires a leading underscore in symbol names. ])
], [
AC_MSG_RESULT(no)
], [])
])
dnl This is required for QNX and may be some BSD derived systems
AC_CHECK_TYPE( uint, unsigned int )
AC_CHECK_TYPE( ulong, unsigned long )
dnl Check if int32_t and uint32_t are defined
LIBZEND_CHECK_INT_TYPE(int32_t)
LIBZEND_CHECK_INT_TYPE(uint32_t)
dnl Checks for library functions.
AC_FUNC_VPRINTF
AC_FUNC_MEMCMP
AC_FUNC_ALLOCA
AC_CHECK_FUNCS(memcpy strdup getpid kill strtod strtol finite fpclass)
AC_ZEND_BROKEN_SPRINTF
AC_CHECK_FUNCS(finite isfinite isinf isnan)
ZEND_FP_EXCEPT
])
AC_DEFUN([LIBZEND_ENABLE_DEBUG],[
AC_ARG_ENABLE(debug,
[ --enable-debug Compile with debugging symbols],[
ZEND_DEBUG=$enableval
],[
ZEND_DEBUG=no
])
])
AC_DEFUN([LIBZEND_OTHER_CHECKS],[
AC_ARG_WITH(zend-vm,
[ --with-zend-vm=TYPE Set virtual machine dispatch method. Type is
one of "CALL", "SWITCH" or "GOTO" [TYPE=CALL]],[
PHP_ZEND_VM=$withval
],[
PHP_ZEND_VM=CALL
])
AC_ARG_ENABLE(maintainer-zts,
[ --enable-maintainer-zts Enable thread safety - for code maintainers only!!],[
ZEND_MAINTAINER_ZTS=$enableval
],[
ZEND_MAINTAINER_ZTS=no
])
AC_ARG_ENABLE(inline-optimization,
[ --disable-inline-optimization
If building zend_execute.lo fails, try this switch],[
ZEND_INLINE_OPTIMIZATION=$enableval
],[
ZEND_INLINE_OPTIMIZATION=yes
])
AC_ARG_ENABLE(zend-multibyte,
[ --enable-zend-multibyte Compile with zend multibyte support], [
ZEND_MULTIBYTE=$enableval
],[
ZEND_MULTIBYTE=no
])
AC_MSG_CHECKING([virtual machine dispatch method])
AC_MSG_RESULT($PHP_ZEND_VM)
AC_MSG_CHECKING(whether to enable thread-safety)
AC_MSG_RESULT($ZEND_MAINTAINER_ZTS)
AC_MSG_CHECKING(whether to enable inline optimization for GCC)
AC_MSG_RESULT($ZEND_INLINE_OPTIMIZATION)
AC_MSG_CHECKING(whether to enable Zend debugging)
AC_MSG_RESULT($ZEND_DEBUG)
AC_MSG_CHECKING(whether to enable Zend multibyte)
AC_MSG_RESULT($ZEND_MULTIBYTE)
case $PHP_ZEND_VM in
SWITCH)
AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_SWITCH,[virtual machine dispatch method])
;;
GOTO)
AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_GOTO,[virtual machine dispatch method])
;;
*)
PHP_ZEND_VM=CALL
AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_CALL,[virtual machine dispatch method])
;;
esac
if test "$ZEND_DEBUG" = "yes"; then
AC_DEFINE(ZEND_DEBUG,1,[ ])
echo " $CFLAGS" | grep ' -g' >/dev/null || DEBUG_CFLAGS="-g"
if test "$CFLAGS" = "-g -O2"; then
CFLAGS=-g
fi
test -n "$GCC" && DEBUG_CFLAGS="$DEBUG_CFLAGS -Wall"
test -n "$GCC" && test "$USE_MAINTAINER_MODE" = "yes" && \
DEBUG_CFLAGS="$DEBUG_CFLAGS -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations"
else
AC_DEFINE(ZEND_DEBUG,0,[ ])
fi
test -n "$DEBUG_CFLAGS" && CFLAGS="$CFLAGS $DEBUG_CFLAGS"
if test "$ZEND_MAINTAINER_ZTS" = "yes"; then
AC_DEFINE(ZTS,1,[ ])
CFLAGS="$CFLAGS -DZTS"
LIBZEND_CPLUSPLUS_CHECKS
fi
if test "$ZEND_MULTIBYTE" = "yes"; then
AC_DEFINE(ZEND_MULTIBYTE, 1, [ ])
fi
changequote({,})
if test -n "$GCC" && test "$ZEND_INLINE_OPTIMIZATION" != "yes"; then
INLINE_CFLAGS=`echo $ac_n "$CFLAGS $ac_c" | sed s/-O[0-9s]*//`
else
INLINE_CFLAGS="$CFLAGS"
fi
changequote([,])
AC_C_INLINE
AC_SUBST(INLINE_CFLAGS)
AC_MSG_CHECKING(target system is Darwin)
if echo "$target" | grep "darwin" > /dev/null; then
AC_DEFINE([DARWIN], 1, [Define if the target system is darwin])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
dnl test and set the alignment define for ZEND_MM
dnl this also does the logarithmic test for ZEND_MM.
AC_MSG_CHECKING(for MM alignment and log values)
AC_TRY_RUN([
#include <stdio.h>
typedef union _mm_align_test {
void *ptr;
double dbl;
long lng;
} mm_align_test;
#if (defined (__GNUC__) && __GNUC__ >= 2)
#define ZEND_MM_ALIGNMENT (__alignof__ (mm_align_test))
#else
#define ZEND_MM_ALIGNMENT (sizeof(mm_align_test))
#endif
int main()
{
int i = ZEND_MM_ALIGNMENT;
int zeros = 0;
FILE *fp;
while (i & ~0x1) {
zeros++;
i = i >> 1;
}
fp = fopen("conftest.zend", "w");
fprintf(fp, "%d %d\n", ZEND_MM_ALIGNMENT, zeros);
fclose(fp);
exit(0);
}
], [
LIBZEND_MM_ALIGN=`cat conftest.zend | cut -d ' ' -f 1`
LIBZEND_MM_ALIGN_LOG2=`cat conftest.zend | cut -d ' ' -f 2`
AC_DEFINE_UNQUOTED(ZEND_MM_ALIGNMENT, $LIBZEND_MM_ALIGN, [ ])
AC_DEFINE_UNQUOTED(ZEND_MM_ALIGNMENT_LOG2, $LIBZEND_MM_ALIGN_LOG2, [ ])
], [], [
dnl cross-compile needs something here
LIBZEND_MM_ALIGN=8
])
AC_MSG_RESULT(done)
dnl test for memory allocation using mmap(MAP_ANON)
AC_MSG_CHECKING(for memory allocation using mmap(MAP_ANON))
AC_TRY_RUN([
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <stdlib.h>
#include <stdio.h>
#ifndef MAP_ANON
# ifdef MAP_ANONYMOUS
# define MAP_ANON MAP_ANONYMOUS
# endif
#endif
#ifndef MREMAP_MAYMOVE
# define MREMAP_MAYMOVE 0
#endif
#ifndef MAP_FAILED
# define MAP_FAILED ((void*)-1)
#endif
#define SEG_SIZE (256*1024)
int main()
{
void *seg = mmap(NULL, SEG_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
if (seg == MAP_FAILED) {
return 1;
}
if (munmap(seg, SEG_SIZE) != 0) {
return 2;
}
return 0;
}
], [
AC_DEFINE([HAVE_MEM_MMAP_ANON], 1, [Define if the target system has support for memory allocation using mmap(MAP_ANON)])
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
], [
dnl cross-compile needs something here
AC_MSG_RESULT(no)
])
dnl test for memory allocation using mmap("/dev/zero")
AC_MSG_CHECKING(for memory allocation using mmap("/dev/zero"))
AC_TRY_RUN([
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <stdlib.h>
#include <stdio.h>
#ifndef MAP_ANON
# ifdef MAP_ANONYMOUS
# define MAP_ANON MAP_ANONYMOUS
# endif
#endif
#ifndef MREMAP_MAYMOVE
# define MREMAP_MAYMOVE 0
#endif
#ifndef MAP_FAILED
# define MAP_FAILED ((void*)-1)
#endif
#define SEG_SIZE (256*1024)
int main()
{
int fd;
void *seg;
fd = open("/dev/zero", O_RDWR, S_IRUSR | S_IWUSR);
if (fd < 0) {
return 1;
}
seg = mmap(NULL, SEG_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
if (seg == MAP_FAILED) {
return 2;
}
if (munmap(seg, SEG_SIZE) != 0) {
return 3;
}
if (close(fd) != 0) {
return 4;
}
return 0;
}
], [
AC_DEFINE([HAVE_MEM_MMAP_ZERO], 1, [Define if the target system has support for memory allocation using mmap("/dev/zero")])
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
], [
dnl cross-compile needs something here
AC_MSG_RESULT(no)
])
AC_CHECK_FUNCS(mremap)
])
AC_DEFUN([LIBZEND_CPLUSPLUS_CHECKS],[
])
AC_MSG_CHECKING(whether /dev/urandom exists)
if test -r "/dev/urandom" && test -c "/dev/urandom"; then
AC_DEFINE([HAVE_DEV_URANDOM], 1, [Define if the target system has /dev/urandom device])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
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