mirror of
https://github.com/php/php-src.git
synced 2024-12-11 10:54:47 +08:00
436 lines
9.6 KiB
Plaintext
436 lines
9.6 KiB
Plaintext
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 $1 type is present. ])
|
|
AC_MSG_RESULT(yes)
|
|
], AC_MSG_RESULT(no)
|
|
)dnl
|
|
])
|
|
|
|
AC_DEFUN([LIBZEND_BASIC_CHECKS],[
|
|
|
|
AC_REQUIRE([AC_PROG_YACC])
|
|
AC_REQUIRE([AC_PROG_CC])
|
|
AC_REQUIRE([AC_PROG_CC_C_O])
|
|
AC_REQUIRE([AC_HEADER_STDC])
|
|
|
|
LIBZEND_BISON_CHECK
|
|
|
|
dnl Ugly hack to get around a problem with gcc on AIX.
|
|
if test "$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 \
|
|
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 sigsetjmp)
|
|
AC_ZEND_BROKEN_SPRINTF
|
|
|
|
AC_CHECK_FUNCS(finite isfinite isinf isnan)
|
|
|
|
ZEND_FP_EXCEPT
|
|
|
|
ZEND_CHECK_FLOAT_PRECISION
|
|
|
|
dnl test whether double cast to long preserves least significant bits
|
|
AC_MSG_CHECKING(whether double cast to long preserves least significant bits)
|
|
|
|
AC_TRY_RUN([
|
|
#include <limits.h>
|
|
|
|
int main()
|
|
{
|
|
if (sizeof(long) == 4) {
|
|
double d = (double) LONG_MIN * LONG_MIN + 2e9;
|
|
|
|
if ((long) d == 2e9 && (long) -d == -2e9) {
|
|
exit(0);
|
|
}
|
|
} else if (sizeof(long) == 8) {
|
|
double correct = 18e18 - ((double) LONG_MIN * -2); /* Subtract ULONG_MAX + 1 */
|
|
|
|
if ((long) 18e18 == correct) { /* On 64-bit, only check between LONG_MAX and ULONG_MAX */
|
|
exit(0);
|
|
}
|
|
}
|
|
exit(1);
|
|
}
|
|
], [
|
|
AC_DEFINE([ZEND_DVAL_TO_LVAL_CAST_OK], 1, [Define if double cast to long preserves least significant bits])
|
|
AC_MSG_RESULT(yes)
|
|
], [
|
|
AC_MSG_RESULT(no)
|
|
], [
|
|
AC_MSG_RESULT(no)
|
|
])
|
|
|
|
])
|
|
|
|
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=$enableval
|
|
],[
|
|
ZEND_INLINE_OPTIMIZATION=yes
|
|
])
|
|
|
|
AC_MSG_CHECKING([virtual machine dispatch method])
|
|
AC_MSG_RESULT($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)
|
|
|
|
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="$CFLAGS -DZTS"
|
|
LIBZEND_CPLUSPLUS_CHECKS
|
|
fi
|
|
|
|
changequote({,})
|
|
if test -n "$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_ARG_ENABLE(zend-signals,
|
|
[ --enable-zend-signals Use zend signal handling],[
|
|
ZEND_SIGNALS=$enableval
|
|
],[
|
|
ZEND_SIGNALS=no
|
|
])
|
|
|
|
AC_CHECK_FUNC(sigaction, [
|
|
AC_DEFINE(HAVE_SIGACTION, 1, [Whether sigaction() is available])
|
|
], [
|
|
ZEND_SIGNALS=no
|
|
])
|
|
if test "$ZEND_SIGNALS" = "yes"; then
|
|
AC_DEFINE(ZEND_SIGNALS, 1, [Use zend signal handling])
|
|
CFLAGS="$CFLAGS -DZEND_SIGNALS"
|
|
fi
|
|
|
|
AC_MSG_CHECKING(whether to enable zend signal handling)
|
|
AC_MSG_RESULT($ZEND_SIGNALS)
|
|
|
|
])
|
|
|
|
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)
|
|
AC_MSG_CHECKING(whether /dev/arandom exists)
|
|
if test -r "/dev/arandom" && test -c "/dev/arandom"; then
|
|
AC_DEFINE([HAVE_DEV_ARANDOM], 1, [Define if the target system has /dev/arandom device])
|
|
AC_MSG_RESULT(yes)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
fi
|