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dnl
dnl $Id$
dnl
dnl This file contains Zend specific autoconf functions.
dnl
AC_DEFUN(LIBZEND_BISON_CHECK,[
if test "$YACC" != "bison -y"; then
AC_MSG_WARN(You will need bison if you want to regenerate the Zend parser.)
else
AC_MSG_CHECKING(bison version)
set `bison --version| grep 'GNU Bison' | cut -d ' ' -f 4 | sed -e 's/\./ /' | tr -d 'a-z'`
if test "${1}" = "1" -a "${2}" -lt "28"; then
AC_MSG_WARN(You will need bison 1.28 if you want to regenerate the Zend parser (found ${1}.${2}).)
fi
AC_MSG_RESULT(${1}.${2} (ok))
fi
])
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(
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 $LIBS"])
AC_CHECK_FUNC(dlopen,[AC_DEFINE(HAVE_LIBDL, 1,[ ])])
])
AC_DEFUN(LIBZEND_DLSYM_CHECK,[
dnl
dnl Ugly hack to check if dlsym() requires a leading underscore in symbol name.
dnl
AC_MSG_CHECKING([whether dlsym() requires a leading underscore in symbol names])
_LT_AC_TRY_DLOPEN_SELF([
AC_MSG_RESULT(no)
], [
AC_MSG_RESULT(yes)
AC_DEFINE(DLSYM_NEEDS_UNDERSCORE, 1, [Define if dlsym() requires a leading underscore in symbol names. ])
], [
AC_MSG_RESULT(no)
], [])
])
dnl This is required for QNX and may be some BSD derived systems
AC_CHECK_TYPE( uint, unsigned int )
AC_CHECK_TYPE( ulong, unsigned long )
dnl Checks for library functions.
AC_FUNC_VPRINTF
AC_FUNC_MEMCMP
AC_FUNC_ALLOCA
AC_CHECK_FUNCS(memcpy strdup getpid kill strtod strtol finite fpclass)
AC_ZEND_BROKEN_SPRINTF
AC_CHECK_FUNCS(finite isfinite isinf isnan)
ZEND_FP_EXCEPT
])
AC_DEFUN(LIBZEND_ENABLE_DEBUG,[
AC_ARG_ENABLE(debug,
[ --enable-debug Compile with debugging symbols],[
ZEND_DEBUG=$enableval
],[
ZEND_DEBUG=no
])
])
AC_DEFUN(LIBZEND_OTHER_CHECKS,[
PHP_ARG_WITH(zend-vm,[virtual machine dispatch method],
[ --with-zend-vm=TYPE Sets virtual machine dispatch methos. Type is
one of "CALL" (default), "SWITCH" or "GOTO"], CALL, no)
case $PHP_ZEND_VM in
SWITCH)
AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_SWITCH,[virtual machine dispatch method])
;;
GOTO)
AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_GOTO,[virtual machine dispatch method])
;;
*)
AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_CALL,[virtual machine dispatch method])
;;
esac
AC_ARG_ENABLE(maintainer-zts,
[ --enable-maintainer-zts Enable thread safety - for code maintainers only],[
ZEND_MAINTAINER_ZTS=$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=$enableval
],[
ZEND_INLINE_OPTIMIZATION=yes
])
AC_ARG_ENABLE(memory-limit,
[ --enable-memory-limit Compile with memory limit support. ], [
ZEND_MEMORY_LIMIT=$enableval
],[
ZEND_MEMORY_LIMIT=no
])
AC_ARG_ENABLE(zend-multibyte,
[ --enable-zend-multibyte Compile with zend multibyte support. ], [
ZEND_MULTIBYTE=$enableval
],[
ZEND_MULTIBYTE=no
])
AC_MSG_CHECKING(whether to enable thread-safety)
AC_MSG_RESULT($ZEND_MAINTAINER_ZTS)
AC_MSG_CHECKING(whether to enable inline optimization for GCC)
AC_MSG_RESULT($ZEND_INLINE_OPTIMIZATION)
AC_MSG_CHECKING(whether to enable a memory limit)
AC_MSG_RESULT($ZEND_MEMORY_LIMIT)
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)
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_MEMORY_LIMIT" = "yes"; then
AC_DEFINE(MEMORY_LIMIT, 1, [Memory limit])
else
AC_DEFINE(MEMORY_LIMIT, 0, [Memory limit])
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)
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, [ ])
])
AC_MSG_RESULT(done)
])
AC_DEFUN(LIBZEND_CPLUSPLUS_CHECKS,[
])
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