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configure.ac
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configure.ac
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dnl Process this file with autoconf to produce a configure script.
dnl Include external macro definitions before the AC_INIT to also remove
dnl comments starting with # and empty newlines from the included files.
dnl ----------------------------------------------------------------------------
m4_include([build/ax_check_compile_flag.m4])
m4_include([build/ax_func_which_gethostbyname_r.m4])
m4_include([build/ax_gcc_func_attribute.m4])
m4_include([build/libtool.m4])
m4_include([build/php_cxx_compile_stdcxx.m4])
m4_include([build/php.m4])
m4_include([build/pkg.m4])
m4_include([TSRM/threads.m4])
m4_include([TSRM/tsrm.m4])
dnl Basic autoconf initialization, generation of config.nice.
dnl ----------------------------------------------------------------------------
AC_PREREQ([2.68])
AC_INIT([PHP],[8.0.0-dev],[https://bugs.php.net],[php],[https://www.php.net])
AC_CONFIG_SRCDIR([main/php_version.h])
AC_CONFIG_AUX_DIR([build])
AC_PRESERVE_HELP_ORDER
PHP_CONFIG_NICE(config.nice)
PHP_CANONICAL_HOST_TARGET
AC_CONFIG_HEADERS([main/php_config.h])
AH_TOP([
#ifndef PHP_CONFIG_H
#define PHP_CONFIG_H
#if defined(__GNUC__) && __GNUC__ >= 4
# define ZEND_API __attribute__ ((visibility("default")))
# define ZEND_DLEXPORT __attribute__ ((visibility("default")))
#else
# define ZEND_API
# define ZEND_DLEXPORT
#endif
#define ZEND_DLIMPORT
])
AH_BOTTOM([
#ifndef ZEND_ACCONFIG_H_NO_C_PROTOS
#include <stdlib.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifdef HAVE_IEEEFP_H
# include <ieeefp.h>
#endif
#include <string.h>
#if defined(__cplusplus) && __cplusplus >= 201103L
extern "C++" {
#include <cmath>
#define zend_isnan std::isnan
#define zend_isinf std::isinf
#define zend_finite std::isfinite
}
#else
#include <math.h>
#ifndef zend_isnan
#if HAVE_DECL_ISNAN
#define zend_isnan(a) isnan(a)
#elif defined(HAVE_FPCLASS)
#define zend_isnan(a) ((fpclass(a) == FP_SNAN) || (fpclass(a) == FP_QNAN))
#else
#define zend_isnan(a) ((a) != (a))
#endif
#endif
#if HAVE_DECL_ISINF
#define zend_isinf(a) isinf(a)
#elif defined(INFINITY)
/* Might not work, but is required by ISO C99 */
#define zend_isinf(a) (((a)==INFINITY || (a)==-INFINITY)?1:0)
#elif defined(HAVE_FPCLASS)
#define zend_isinf(a) ((fpclass(a) == FP_PINF) || (fpclass(a) == FP_NINF))
#else
#define zend_isinf(a) 0
#endif
#if HAVE_DECL_ISFINITE
#define zend_finite(a) isfinite(a)
#elif defined(HAVE_FINITE)
#define zend_finite(a) finite(a)
#elif defined(fpclassify)
#define zend_finite(a) ((fpclassify((a))!=FP_INFINITE&&fpclassify((a))!=FP_NAN)?1:0)
#else
#define zend_finite(a) (zend_isnan(a) ? 0 : zend_isinf(a) ? 0 : 1)
#endif
#endif
#endif /* ifndef ZEND_ACCONFIG_H_NO_C_PROTOS */
#undef PTHREADS
#endif /* PHP_CONFIG_H */
])
ac_IFS=$IFS; IFS="."
set $(echo AC_PACKAGE_VERSION | $SED 's/\([[0-9\.]]*\)\(.*\)/\1\.\2/')
IFS=$ac_IFS
PHP_MAJOR_VERSION=[$]1
PHP_MINOR_VERSION=[$]2
PHP_RELEASE_VERSION=[$]3
PHP_EXTRA_VERSION=[$]4
PHP_VERSION="$PHP_MAJOR_VERSION.$PHP_MINOR_VERSION.$PHP_RELEASE_VERSION$PHP_EXTRA_VERSION"
PHP_VERSION_ID=`expr [$]PHP_MAJOR_VERSION \* 10000 + [$]PHP_MINOR_VERSION \* 100 + [$]PHP_RELEASE_VERSION`
dnl Allow version values to be used in Makefile.
PHP_SUBST(PHP_MAJOR_VERSION)
PHP_SUBST(PHP_MINOR_VERSION)
PHP_SUBST(PHP_RELEASE_VERSION)
PHP_SUBST(PHP_EXTRA_VERSION)
dnl Define where extension directories are located in the configure context.
AC_DEFUN([PHP_EXT_BUILDDIR],[$config_m4_dir])dnl
AC_DEFUN([PHP_EXT_DIR],[$config_m4_dir])dnl
AC_DEFUN([PHP_EXT_SRCDIR],[$abs_srcdir/$config_m4_dir])dnl
AC_DEFUN([PHP_ALWAYS_SHARED],[])dnl
dnl Setting up the PHP version based on the information above.
dnl ----------------------------------------------------------------------------
echo "/* automatically generated by configure */" > php_version.h.new
echo "/* edit configure.ac to change version number */" >> php_version.h.new
echo "#define PHP_MAJOR_VERSION $PHP_MAJOR_VERSION" >> php_version.h.new
echo "#define PHP_MINOR_VERSION $PHP_MINOR_VERSION" >> php_version.h.new
echo "#define PHP_RELEASE_VERSION $PHP_RELEASE_VERSION" >> php_version.h.new
echo "#define PHP_EXTRA_VERSION \"$PHP_EXTRA_VERSION\"" >> php_version.h.new
echo "#define PHP_VERSION \"$PHP_VERSION\"" >> php_version.h.new
echo "#define PHP_VERSION_ID $PHP_VERSION_ID" >> php_version.h.new
cmp php_version.h.new $srcdir/main/php_version.h >/dev/null 2>&1
if test $? -ne 0 ; then
rm -f $srcdir/main/php_version.h && mv php_version.h.new $srcdir/main/php_version.h && \
echo 'Updated main/php_version.h'
else
rm -f php_version.h.new
fi
dnl Settings we want to make before the checks.
dnl ----------------------------------------------------------------------------
php_shtool=$srcdir/build/shtool
T_MD=`$php_shtool echo -n -e %B`
T_ME=`$php_shtool echo -n -e %b`
PHP_INIT_BUILD_SYSTEM
dnl We want this one before the checks, so the checks can modify CFLAGS.
test -z "$CFLAGS" && auto_cflags=1
abs_srcdir=`(cd $srcdir; pwd)`
abs_builddir=`pwd`
php_abs_top_srcdir=$abs_srcdir
php_abs_top_builddir=$abs_builddir
dnl Because `make install` is often performed by the superuser, we create the
dnl libs subdirectory as the user who configures PHP. Otherwise, the current
dnl user will not be able to delete libs or the contents of libs.
$php_shtool mkdir -p libs
rm -f libs/*
dnl Checks for programs.
dnl ----------------------------------------------------------------------------
PKG_PROG_PKG_CONFIG
AC_PROG_CC([cc gcc])
PHP_DETECT_ICC
PHP_DETECT_SUNCC
AC_PROG_CC_C99
AC_PROG_CPP
AC_USE_SYSTEM_EXTENSIONS
AC_PROG_LN_S
dnl Support systems with system libraries in e.g. /usr/lib64.
PHP_ARG_WITH([libdir],
[for system library directory],
[AS_HELP_STRING([--with-libdir=NAME],
[Look for libraries in .../NAME rather than .../lib])],
[lib],
[no])
PHP_ARG_ENABLE([rpath],
[whether to enable runpaths],
[AS_HELP_STRING([--disable-rpath],
[Disable passing additional runtime library search paths])],
[yes],
[no])
dnl Check for -R, etc. switch.
PHP_RUNPATH_SWITCH
dnl Checks for some support/generator progs.
PHP_PROG_AWK
PHP_PROG_BISON([3.0.0])
PHP_PROG_RE2C([0.13.4])
PHP_ARG_ENABLE([re2c-cgoto],
[whether to enable computed goto gcc extension with re2c],
[AS_HELP_STRING([--enable-re2c-cgoto],
[Enable -g flag to re2c to use computed goto gcc extension])],
[no],
[no])
if test "$PHP_RE2C_CGOTO" = "no"; then
RE2C_FLAGS=""
else
AC_MSG_CHECKING([whether re2c -g works])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[
int main(int argc, const char **argv)
{
argc = argc;
argv = argv;
label1:
label2:
static void *adr[] = { &&label1, &&label2};
goto *adr[0];
return 0;
}
]])],[
RE2C_FLAGS=""
AC_MSG_RESULT([no])
],[
RE2C_FLAGS="-g"
AC_MSG_RESULT([yes])
])
fi
PHP_SUBST(RE2C_FLAGS)
dnl Platform-specific compile settings.
dnl ----------------------------------------------------------------------------
dnl See bug #28605
case $host_cpu in
alpha*)
if test "$GCC" = "yes"; then
CFLAGS="$CFLAGS -mieee"
else
CFLAGS="$CFLAGS -ieee"
fi
;;
sparc*)
if test "$SUNCC" = "yes"; then
CFLAGS="$CFLAGS -xmemalign=8s"
fi
;;
esac
dnl Mark symbols hidden by default if the compiler (for example, gcc >= 4)
dnl supports it. This can help reduce the binary size and startup time.
AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],
[CFLAGS="$CFLAGS -fvisibility=hidden"])
case $host_alias in
*solaris*)
CPPFLAGS="$CPPFLAGS -D_POSIX_PTHREAD_SEMANTICS"
if test "${enable_libgcc+set}" != "set" && test "$GCC" = "yes"; then
enable_libgcc=yes
fi
;;
*dgux*)
CPPFLAGS="$CPPFLAGS -D_BSD_TIMEOFDAY_FLAVOR"
;;
*darwin*)
if test -n "$GCC"; then
PHP_CHECK_GCC_ARG(-no-cpp-precomp, gcc_no_cpp_precomp=yes)
if test "$gcc_no_cpp_precomp" = "yes"; then
CPPFLAGS="$CPPFLAGS -no-cpp-precomp"
fi
fi
php_multiple_shlib_versions_ok=yes
;;
*mips*)
CPPFLAGS="$CPPFLAGS -D_XPG_IV"
;;
*hpux*)
if test "$GCC" = "yes"; then
CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
fi
;;
esac
dnl Disable PIC mode by default where it is known to be safe to do so, to avoid
dnl the performance hit from the lost register.
AC_MSG_CHECKING([whether to force non-PIC code in shared modules])
case $host_alias in
i?86-*-linux*|i?86-*-freebsd*)
if test "${with_pic+set}" != "set" || test "$with_pic" = "no"; then
with_pic=no
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
;;
*)
AC_MSG_RESULT(no)
;;
esac
dnl Include Zend configurations.
dnl ----------------------------------------------------------------------------
sinclude(Zend/Zend.m4)
dnl ----------------------------------------------------------------------------
PTHREADS_CHECK
PHP_HELP_SEPARATOR([SAPI modules:])
PHP_SHLIB_SUFFIX_NAMES
PHP_BUILD_PROGRAM
PHP_SAPI=none
dnl SAPI configuration.
dnl ----------------------------------------------------------------------------
dnl Paths to the targets are relative to the build directory.
SAPI_SHARED=libs/libphp[]$PHP_MAJOR_VERSION[.]$SHLIB_DL_SUFFIX_NAME
SAPI_STATIC=libs/libphp[]$PHP_MAJOR_VERSION[.a]
SAPI_LIBTOOL=libphp[]$PHP_MAJOR_VERSION[.la]
PHP_CONFIGURE_PART(Configuring SAPI modules)
esyscmd(./build/config-stubs sapi)
dnl Show which main SAPI was selected.
AC_MSG_CHECKING([for chosen SAPI module])
AC_MSG_RESULT([$PHP_SAPI])
dnl Show which binaries were selected.
AC_MSG_CHECKING([for executable SAPI binaries])
if test "$PHP_BINARIES"; then
AC_MSG_RESULT([$PHP_BINARIES])
else
AC_MSG_RESULT([none])
fi
dnl Exit early.
if test -z "$PHP_INSTALLED_SAPIS"; then
AC_MSG_ERROR([Nothing to build.])
fi
dnl Force ZTS.
if test "$enable_zts" = "yes"; then
dnl Add pthreads linker and compiler flags.
if test -n "$ac_cv_pthreads_lib"; then
LIBS="$LIBS -l$ac_cv_pthreads_lib"
fi
if test -n "$ac_cv_pthreads_cflags"; then
CFLAGS="$CFLAGS $ac_cv_pthreads_cflags"
fi
PTHREADS_FLAGS
fi
dnl Starting system checks.
dnl ----------------------------------------------------------------------------
PHP_CONFIGURE_PART(Running system checks)
dnl Find sendmail binary.
PHP_PROG_SENDMAIL
dnl Check whether the system uses EBCDIC (not ASCII) as its native codeset.
PHP_EBCDIC
dnl Check whether the system byte ordering is bigendian.
PHP_C_BIGENDIAN
dnl Check whether writing to stdout works.
PHP_TEST_WRITE_STDOUT
dnl Check for /usr/pkg/{lib,include} which is where NetBSD puts binary and
dnl source packages. This should be harmless on other OSs.
if test -d /usr/pkg/include -a -d /usr/pkg/lib ; then
CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
LDFLAGS="$LDFLAGS -L/usr/pkg/lib"
fi
test -d /usr/ucblib && PHP_ADD_LIBPATH(/usr/ucblib)
dnl First, library checks.
dnl ----------------------------------------------------------------------------
dnl Some systems (OpenServer 5) dislike -lsocket -lnsl, so we try to avoid -lnsl
dnl checks, if we already have the functions which are usually in libnsl. Also,
dnl uClibc will bark at linking with glibc's libnsl.
PHP_CHECK_FUNC(socket, socket)
PHP_CHECK_FUNC(socketpair, socket)
PHP_CHECK_FUNC(htonl, socket)
PHP_CHECK_FUNC(gethostname, nsl)
PHP_CHECK_FUNC(gethostbyaddr, nsl)
PHP_CHECK_FUNC(yp_get_default_domain, nsl)
PHP_CHECK_FUNC(dlopen, dl)
PHP_CHECK_FUNC(dlsym, dl)
if test "$ac_cv_func_dlopen" = "yes"; then
AC_DEFINE(HAVE_LIBDL, 1, [ ])
fi
AC_CHECK_LIB(m, sin)
dnl Check for inet_aton in -lc, -lbind and -lresolv.
PHP_CHECK_FUNC(inet_aton, resolv, bind)
dnl Then headers.
dnl ----------------------------------------------------------------------------
dnl QNX requires unix.h to allow functions in libunix to work properly.
AC_CHECK_HEADERS([ \
inttypes.h \
stdint.h \
dirent.h \
sys/param.h \
sys/types.h \
sys/time.h \
netinet/in.h \
alloca.h \
arpa/inet.h \
arpa/nameser.h \
crypt.h \
dns.h \
fcntl.h \
grp.h \
ieeefp.h \
langinfo.h \
locale.h \
malloc.h \
monetary.h \
netdb.h \
poll.h \
pwd.h \
resolv.h \
signal.h \
strings.h \
syslog.h \
sysexits.h \
sys/ioctl.h \
sys/file.h \
sys/mman.h \
sys/mount.h \
sys/poll.h \
sys/resource.h \
sys/select.h \
sys/socket.h \
sys/stat.h \
sys/statfs.h \
sys/statvfs.h \
sys/vfs.h \
sys/sysexits.h \
sys/uio.h \
sys/wait.h \
sys/loadavg.h \
termios.h \
unistd.h \
unix.h \
utime.h \
sys/utsname.h \
sys/ipc.h \
dlfcn.h \
tmmintrin.h \
nmmintrin.h \
immintrin.h
],[],[],[
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_NAMESER_H
#include <arpa/nameser.h>
#endif
])
PHP_FOPENCOOKIE
PHP_BROKEN_GETCWD
if test "$GCC" = "yes"; then
PHP_BROKEN_GCC_STRLEN_OPT
fi
dnl Checks for typedefs, structures, and compiler characteristics.
dnl ----------------------------------------------------------------------------
AC_STRUCT_TIMEZONE
PHP_MISSING_TIME_R_DECL
PHP_MISSING_FCLOSE_DECL
PHP_STRUCT_FLOCK
PHP_SOCKLEN_T
dnl These are defined elsewhere than stdio.h.
PHP_CHECK_SIZEOF(intmax_t, 0)
PHP_CHECK_SIZEOF(ssize_t, 8)
PHP_CHECK_SIZEOF(ptrdiff_t, 8)
dnl Check stdint types (must be after header check).
PHP_CHECK_STDINT_TYPES
dnl Check __builtin_expect
PHP_CHECK_BUILTIN_EXPECT
dnl Check __builtin_clz
PHP_CHECK_BUILTIN_CLZ
dnl Check __builtin_ctzl
PHP_CHECK_BUILTIN_CTZL
dnl Check __builtin_ctzll
PHP_CHECK_BUILTIN_CTZLL
dnl Check __builtin_smull_overflow
PHP_CHECK_BUILTIN_SMULL_OVERFLOW
dnl Check __builtin_smulll_overflow
PHP_CHECK_BUILTIN_SMULLL_OVERFLOW
dnl Check __builtin_saddl_overflow
PHP_CHECK_BUILTIN_SADDL_OVERFLOW
dnl Check __builtin_saddll_overflow
PHP_CHECK_BUILTIN_SADDLL_OVERFLOW
dnl Check __builtin_ssubl_overflow
PHP_CHECK_BUILTIN_SSUBL_OVERFLOW
dnl Check __builtin_ssubll_overflow
PHP_CHECK_BUILTIN_SSUBLL_OVERFLOW
dnl Check __builtin_cpu_init
PHP_CHECK_BUILTIN_CPU_INIT
dnl Check __builtin_cpu_supports
PHP_CHECK_BUILTIN_CPU_SUPPORTS
dnl Check instructions.
PHP_CHECK_CPU_SUPPORTS([ssse3])
PHP_CHECK_CPU_SUPPORTS([sse4.2])
PHP_CHECK_CPU_SUPPORTS([avx])
PHP_CHECK_CPU_SUPPORTS([avx2])
dnl Check for structure members.
AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>])
AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_rdev])
dnl AC_STRUCT_ST_BLOCKS will screw QNX because fileblocks.o does not exist. The
dnl WARNING_LEVEL required because cc in QNX hates -w option without an argument
if test "`uname -s 2>/dev/null`" != "QNX"; then
AC_STRUCT_ST_BLOCKS
else
AC_MSG_WARN([warnings level for cc set to 0])
WARNING_LEVEL=0
fi
dnl Checks for types.
AC_TYPE_SIZE_T
AC_TYPE_UID_T
dnl Checks for sockaddr_storage and sockaddr.sa_len.
PHP_SOCKADDR_CHECKS
dnl Checks for GCC function attributes on all systems except ones without glibc
dnl Fix for these systems is already included in GCC 7, but not on GCC 6.
dnl
dnl At least some versions of FreeBSD seem to have buggy ifunc support, see
dnl bug #77284. Conservatively don't use ifuncs on FreeBSD.
AS_CASE([$host_alias], [*-*-*android*|*-*-*uclibc*|*-*-*musl*|*freebsd*], [true], [
AX_GCC_FUNC_ATTRIBUTE([ifunc])
AX_GCC_FUNC_ATTRIBUTE([target])
])
dnl Check for IPv6 support.
AC_CACHE_CHECK([for IPv6 support], ac_cv_ipv6_support,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>]], [[struct sockaddr_in6 s; struct in6_addr t=in6addr_any; int i=AF_INET6; s; t.s6_addr[0] = 0;]])],
[ac_cv_ipv6_support=yes], [ac_cv_ipv6_support=no])])
dnl Checks for library functions.
dnl ----------------------------------------------------------------------------
AC_CHECK_FUNCS(
alphasort \
asctime_r \
chroot \
ctime_r \
crypt \
explicit_memset \
flock \
fpclass \
ftok \
funopen \
gai_strerror \
gcvt \
getcwd \
getloadavg \
getlogin \
getprotobyname \
getprotobynumber \
getservbyname \
getservbyport \
getrusage \
gettimeofday \
gmtime_r \
getpwnam_r \
getgrnam_r \
getpwuid_r \
getwd \
glob \
grantpt \
inet_ntoa \
inet_ntop \
inet_pton \
isascii \
link \
localtime_r \
lockf \
lchown \
mbrlen \
memmove \
mkstemp \
mmap \
nice \
nl_langinfo \
poll \
ptsname \
putenv \
realpath \
rand_r \
scandir \
setitimer \
setenv \
setsockopt \
setvbuf \
shutdown \
sigprocmask \
sin \
statfs \
statvfs \
std_syslog \
strcasecmp \
strerror \
strfmon \
strnlen \
strptime \
strtok_r \
symlink \
tempnam \
tzset \
unlockpt \
unsetenv \
usleep \
utime \
vasprintf \
asprintf \
nanosleep \
memmem \
)
AX_FUNC_WHICH_GETHOSTBYNAME_R
dnl Some systems (like OpenSolaris) do not have nanosleep in libc.
PHP_CHECK_FUNC_LIB(nanosleep, rt)
dnl Check for getaddrinfo, should be a better way, but... Also check for working
dnl getaddrinfo.
AC_CACHE_CHECK([for getaddrinfo], ac_cv_func_getaddrinfo,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <netdb.h>]],
[[struct addrinfo *g,h;g=&h;getaddrinfo("","",g,&g);]])],[AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <netdb.h>
#include <sys/types.h>
#ifndef AF_INET
# include <sys/socket.h>
#endif
int main(void) {
struct addrinfo *ai, *pai, hints;
memset(&hints, 0, sizeof(hints));
hints.ai_flags = AI_NUMERICHOST;
if (getaddrinfo("127.0.0.1", 0, &hints, &ai) < 0) {
exit(1);
}
if (ai == 0) {
exit(1);
}
pai = ai;
while (pai) {
if (pai->ai_family != AF_INET) {
/* 127.0.0.1/NUMERICHOST should only resolve ONE way */
exit(1);
}
if (pai->ai_addr->sa_family != AF_INET) {
/* 127.0.0.1/NUMERICHOST should only resolve ONE way */
exit(1);
}
pai = pai->ai_next;
}
freeaddrinfo(ai);
exit(0);
}
]])],[ac_cv_func_getaddrinfo=yes], [ac_cv_func_getaddrinfo=no], [ac_cv_func_getaddrinfo=no])],
[ac_cv_func_getaddrinfo=no])])
if test "$ac_cv_func_getaddrinfo" = yes; then
AC_DEFINE(HAVE_GETADDRINFO,1,[Define if you have the getaddrinfo function])
fi
dnl Check for the __sync_fetch_and_add builtin.
AC_CACHE_CHECK([for __sync_fetch_and_add], ac_cv_func_sync_fetch_and_add,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[int x;__sync_fetch_and_add(&x,1);]])],[ac_cv_func_sync_fetch_and_add=yes],[ac_cv_func_sync_fetch_and_add=no])])
if test "$ac_cv_func_sync_fetch_and_add" = yes; then
AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD,1,[Define if you have the __sync_fetch_and_add function])
fi
AC_REPLACE_FUNCS(strlcat strlcpy explicit_bzero getopt)
AC_FUNC_ALLOCA
PHP_TIME_R_TYPE
PHP_CHECK_IN_ADDR_T
AC_CHECK_FUNCS(crypt_r, [ php_crypt_r="1" ], [ php_crypt_r="0" ])
if test "x$php_crypt_r" = "x1"; then
PHP_CRYPT_R_STYLE
fi
dnl Check for asm goto support.
AC_CACHE_CHECK([for asm goto], ac_cv__asm_goto,
[AC_RUN_IFELSE([AC_LANG_SOURCE([[
int main(void) {
#if defined(__x86_64__) || defined(__i386__)
__asm__ goto("jmp %l0\n" :::: end);
#elif defined(__aarch64__)
__asm__ goto("b %l0\n" :::: end);
#endif
end:
return 0;
}
]])], [ac_cv__asm_goto=yes], [ac_cv__asm_goto=no], [ac_cv__asm_goto=no])])
if test "$ac_cv__asm_goto" = yes; then
AC_DEFINE(HAVE_ASM_GOTO,1,[Define if asm goto support])
fi
dnl Check for variable length array support.
AC_CACHE_CHECK([whether compiler supports VLA], ac_cv__compiler_c99_vla,
[AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdlib.h>
int main(void) {
int i[rand()%10];
return 0;
}
]])],[ac_cv__compiler_c99_vla=yes], [ac_cv__compiler_c99_vla=no], [ac_cv__compiler_c99_vla=no])])
if test "$ac_cv__compiler_c99_vla" = yes; then
AC_DEFINE(HAVE_COMPILER_C99_VLA, 1, [Compiler supports VLA])
fi
dnl Check valgrind support.
PHP_ARG_WITH([valgrind],
[whether to enable valgrind support],
[AS_HELP_STRING([--with-valgrind],
[Enable valgrind support])],
[yes],
[no])
if test "$PHP_VALGRIND" != "no"; then
PKG_CHECK_MODULES([VALGRIND], [valgrind], [have_valgrind="yes"], [have_valgrind="no"])
if test "$have_valgrind" = "yes"; then
PHP_EVAL_INCLINE($VALGRIND_CFLAGS)
AC_DEFINE(HAVE_VALGRIND, 1, [ ])
else
if test "$with_valgrind" = "yes"; then
AC_MSG_ERROR([Valgrind not found. Please install Valgrind.])
fi
fi
fi
dnl General settings.
dnl ----------------------------------------------------------------------------
PHP_CONFIGURE_PART(General settings)
PHP_HELP_SEPARATOR([General settings:])
PHP_ARG_ENABLE([gcov],
[whether to include gcov symbols],
[AS_HELP_STRING([--enable-gcov],
[Enable GCOV code coverage (requires LTP) - FOR DEVELOPERS ONLY!!])],
[no],
[no])
if test "$PHP_GCOV" = "yes"; then
if test "$GCC" != "yes"; then
AC_MSG_ERROR([GCC is required for --enable-gcov])
fi
dnl Check if ccache is being used.
case `$php_shtool path $CC` in
*ccache*[)] gcc_ccache=yes;;
*[)] gcc_ccache=no;;
esac
if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
fi
dnl Min: 1.5 (i.e. 105, major * 100 + minor for easier comparison).
ltp_version_min="105"
dnl Non-working versions, e.g. "1.8 1.18";
dnl Remove "none" when introducing the first incompatible LTP version and
dnl separate any following additions by spaces.
ltp_version_exclude="1.8"
AC_CHECK_PROG(LTP, lcov, lcov)
AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
PHP_SUBST(LTP)
PHP_SUBST(LTP_GENHTML)
if test "$LTP"; then
AC_CACHE_CHECK([for ltp version], php_cv_ltp_version, [
php_cv_ltp_version=invalid
ltp_version_vars=`$LTP -v 2>/dev/null | $SED -e 's/^.* //' -e 's/\./ /g' | tr -d a-z`
if test -n "$ltp_version_vars"; then
set $ltp_version_vars
ltp_version="${1}.${2}"
ltp_version_num="`expr ${1} \* 100 + ${2}`"
if test $ltp_version_num -ge $ltp_version_min; then
php_cv_ltp_version="$ltp_version (ok)"
for ltp_check_version in $ltp_version_exclude; do
if test "$ltp_version" = "$ltp_check_version"; then
php_cv_ltp_version=invalid
break
fi
done
fi
fi
])
else
ltp_msg="To enable code coverage reporting you must have LTP installed"
AC_MSG_ERROR([$ltp_msg])
fi
case $php_cv_ltp_version in
""|invalid[)]
ltp_msg="This LTP version is not supported (found: $ltp_version, min: $ltp_version_min, excluded: $ltp_version_exclude)."
AC_MSG_ERROR([$ltp_msg])
LTP="exit 0;"
;;
esac
if test -z "$LTP_GENHTML"; then
AC_MSG_ERROR([Could not find genhtml from the LTP package])
fi
AC_DEFINE(HAVE_GCOV, 1, [Whether you have gcov])
PHP_ADD_MAKEFILE_FRAGMENT($abs_srcdir/build/Makefile.gcov, $abs_srcdir)
dnl Remove all optimization flags from CFLAGS.
changequote({,})
CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9s]*//g'`
CXXFLAGS=`echo "$CXXFLAGS" | $SED -e 's/-O[0-9s]*//g'`
changequote([,])
dnl Add the special gcc flags.
CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
CXXFLAGS="$CXXFLAGS -O0 -fprofile-arcs -ftest-coverage"
fi
PHP_ARG_ENABLE([debug],
[whether to include debugging symbols],
[AS_HELP_STRING([--enable-debug],
[Compile with debugging symbols])],
[no],
[no])
if test "$PHP_DEBUG" = "yes"; then
PHP_DEBUG=1
ZEND_DEBUG=yes
changequote({,})
CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9s]*//g'`
CXXFLAGS=`echo "$CXXFLAGS" | $SED -e 's/-O[0-9s]*//g'`
changequote([,])
dnl Add -O0 only if GCC or ICC is used.
if test "$GCC" = "yes" || test "$ICC" = "yes"; then
CFLAGS="$CFLAGS -O0"
CXXFLAGS="$CXXFLAGS -g -O0"
fi
if test "$SUNCC" = "yes"; then
if test -n "$auto_cflags"; then
CFLAGS="-g"
CXXFLAGS="-g"
else
CFLAGS="$CFLAGS -g"
CXXFLAGS="$CFLAGS -g"
fi
fi
else
PHP_DEBUG=0
ZEND_DEBUG=no
fi
PHP_ARG_ENABLE([rtld-now],
[whether to dlopen extensions with RTLD_NOW instead of RTLD_LAZY],
[AS_HELP_STRING([--enable-rtld-now],
[Use dlopen with RTLD_NOW instead of RTLD_LAZY])],
[no],
[no])
if test "$PHP_RTLD_NOW" = "yes"; then
AC_DEFINE(PHP_USE_RTLD_NOW, 1, [ Use dlopen with RTLD_NOW instead of RTLD_LAZY ])
fi
PHP_ARG_WITH([layout],
[layout of installed files],
[AS_HELP_STRING([--with-layout=TYPE],
[Set how installed files will be laid out. Type can be either PHP or GNU [PHP]])],
[PHP],
[no])
case $PHP_LAYOUT in
GNU)
oldstyleextdir=no
;;
*)
oldstyleextdir=yes
;;
esac
PHP_ARG_WITH([config-file-path],
[path to configuration file],
[AS_HELP_STRING([--with-config-file-path=PATH],
[Set the path in which to look for php.ini [PREFIX/lib]])],
[DEFAULT],
[no])
if test "$PHP_CONFIG_FILE_PATH" = "DEFAULT"; then
case $PHP_LAYOUT in
GNU)
PHP_CONFIG_FILE_PATH=$sysconfdir
;;
*)
PHP_CONFIG_FILE_PATH=$libdir
;;
esac
fi
AC_MSG_CHECKING([where to scan for configuration files])
PHP_ARG_WITH([config-file-scan-dir],,
[AS_HELP_STRING([--with-config-file-scan-dir=PATH],
[Set the path where to scan for configuration files])],
[DEFAULT],
[no])
if test "$PHP_CONFIG_FILE_SCAN_DIR" = "DEFAULT"; then
PHP_CONFIG_FILE_SCAN_DIR=
fi
AC_MSG_RESULT([$PHP_CONFIG_FILE_SCAN_DIR])
test -n "$DEBUG_CFLAGS" && CFLAGS="$CFLAGS $DEBUG_CFLAGS"
PHP_ARG_ENABLE([sigchild],
[whether to enable PHP's own SIGCHLD handler],
[AS_HELP_STRING([--enable-sigchild],
[Enable PHP's own SIGCHLD handler])],
[no],
[no])
if test "$PHP_SIGCHILD" = "yes"; then
AC_DEFINE(PHP_SIGCHILD, 1, [ ])
else
AC_DEFINE(PHP_SIGCHILD, 0, [ ])
fi
PHP_ARG_ENABLE([libgcc],
[whether to explicitly link against libgcc],
[AS_HELP_STRING([--enable-libgcc],
[Enable explicitly linking against libgcc])],
[no],
[no])
if test "$PHP_LIBGCC" = "yes"; then
PHP_LIBGCC_LIBPATH(gcc)
if test -z "$libgcc_libpath"; then
AC_MSG_ERROR([Cannot locate libgcc. Make sure that gcc is in your path])
fi
PHP_ADD_LIBPATH($libgcc_libpath)
PHP_ADD_LIBRARY(gcc, yes)
fi
PHP_ARG_ENABLE([short-tags],