mirror of
https://github.com/php/php-src.git
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402 lines
8.7 KiB
Plaintext
402 lines
8.7 KiB
Plaintext
dnl
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dnl $Id$
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dnl
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dnl This file contains Zend specific autoconf functions.
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dnl
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AC_DEFUN([LIBZEND_CHECK_INT_TYPE],[
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AC_MSG_CHECKING(for $1)
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AC_TRY_COMPILE([
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#if HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#if HAVE_INTTYPES_H
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#include <inttypes.h>
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#elif HAVE_STDINT_H
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#include <stdint.h>
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#endif],
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[if (($1 *) 0)
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return 0;
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if (sizeof ($1))
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return 0;
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],[
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AC_DEFINE_UNQUOTED([HAVE_]translit($1,a-z_-,A-Z__), 1,[Define if $1 type is present. ])
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AC_MSG_RESULT(yes)
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], AC_MSG_RESULT(no)
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)dnl
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])
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AC_DEFUN([LIBZEND_BASIC_CHECKS],[
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AC_REQUIRE([AC_PROG_YACC])
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AC_REQUIRE([AC_PROG_CC])
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AC_REQUIRE([AC_PROG_CC_C_O])
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AC_REQUIRE([AC_PROG_LEX])
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AC_REQUIRE([AC_HEADER_STDC])
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LIBZEND_BISON_CHECK
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dnl Ugly hack to get around a problem with gcc on AIX.
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if test "$CC" = "gcc" -a "$ac_cv_prog_cc_g" = "yes" -a \
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"`uname -sv`" = "AIX 4"; then
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CFLAGS=`echo $CFLAGS | sed -e 's/-g//'`
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fi
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dnl Hack to work around a Mac OS X cpp problem
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dnl Known versions needing this workaround are 5.3 and 5.4
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if test "$ac_cv_prog_gcc" = "yes" -a "`uname -s`" = "Rhapsody"; then
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CPPFLAGS="$CPPFLAGS -traditional-cpp"
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fi
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AC_CHECK_HEADERS(
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inttypes.h \
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stdint.h \
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limits.h \
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malloc.h \
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string.h \
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unistd.h \
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stdarg.h \
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sys/types.h \
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sys/time.h \
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signal.h \
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unix.h \
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stdlib.h \
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dlfcn.h)
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dnl Don't use mach-o/dyld.h on Darwin 8+, dl* is recommended by Apple from there on
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dnl See http://developer.apple.com/documentation/DeveloperTools/Conceptual/MachOTopics/Articles/loading_code.html
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case $host_alias in
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*darwin[[89]]*)
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;;
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*)
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AC_CHECK_HEADERS([ \
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mach-o/dyld.h
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],[],[][])
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;;
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esac
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AC_TYPE_SIZE_T
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AC_TYPE_SIGNAL
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AC_DEFUN([LIBZEND_LIBDL_CHECKS],[
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AC_CHECK_LIB(dl, dlopen, [LIBS="-ldl $LIBS"])
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AC_CHECK_FUNC(dlopen,[AC_DEFINE(HAVE_LIBDL, 1,[ ])])
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])
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AC_DEFUN([LIBZEND_DLSYM_CHECK],[
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dnl
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dnl Ugly hack to check if dlsym() requires a leading underscore in symbol name.
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dnl
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AC_MSG_CHECKING([whether dlsym() requires a leading underscore in symbol names])
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_LT_AC_TRY_DLOPEN_SELF([
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AC_MSG_RESULT(no)
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], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(DLSYM_NEEDS_UNDERSCORE, 1, [Define if dlsym() requires a leading underscore in symbol names. ])
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], [
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AC_MSG_RESULT(no)
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], [])
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])
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dnl This is required for QNX and may be some BSD derived systems
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AC_CHECK_TYPE( uint, unsigned int )
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AC_CHECK_TYPE( ulong, unsigned long )
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dnl Check if int32_t and uint32_t are defined
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LIBZEND_CHECK_INT_TYPE(int32_t)
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LIBZEND_CHECK_INT_TYPE(uint32_t)
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dnl Checks for library functions.
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AC_FUNC_VPRINTF
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AC_FUNC_MEMCMP
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AC_FUNC_ALLOCA
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AC_CHECK_FUNCS(memcpy strdup getpid kill strtod strtol finite fpclass)
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AC_ZEND_BROKEN_SPRINTF
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AC_CHECK_FUNCS(finite isfinite isinf isnan)
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ZEND_FP_EXCEPT
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])
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AC_DEFUN([LIBZEND_ENABLE_DEBUG],[
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AC_ARG_ENABLE(debug,
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[ --enable-debug Compile with debugging symbols],[
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ZEND_DEBUG=$enableval
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],[
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ZEND_DEBUG=no
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])
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])
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AC_DEFUN([LIBZEND_OTHER_CHECKS],[
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AC_ARG_WITH(zend-vm,
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[ --with-zend-vm=TYPE Set virtual machine dispatch method. Type is
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one of "CALL", "SWITCH" or "GOTO" [TYPE=CALL]],[
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PHP_ZEND_VM=$withval
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],[
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PHP_ZEND_VM=CALL
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])
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AC_ARG_ENABLE(maintainer-zts,
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[ --enable-maintainer-zts Enable thread safety - for code maintainers only!!],[
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ZEND_MAINTAINER_ZTS=$enableval
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],[
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ZEND_MAINTAINER_ZTS=no
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])
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AC_ARG_ENABLE(inline-optimization,
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[ --disable-inline-optimization
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If building zend_execute.lo fails, try this switch],[
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ZEND_INLINE_OPTIMIZATION=$enableval
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],[
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ZEND_INLINE_OPTIMIZATION=yes
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])
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AC_ARG_ENABLE(zend-multibyte,
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[ --enable-zend-multibyte Compile with zend multibyte support], [
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ZEND_MULTIBYTE=$enableval
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],[
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ZEND_MULTIBYTE=no
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])
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AC_MSG_CHECKING([virtual machine dispatch method])
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AC_MSG_RESULT($PHP_ZEND_VM)
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AC_MSG_CHECKING(whether to enable thread-safety)
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AC_MSG_RESULT($ZEND_MAINTAINER_ZTS)
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AC_MSG_CHECKING(whether to enable inline optimization for GCC)
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AC_MSG_RESULT($ZEND_INLINE_OPTIMIZATION)
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AC_MSG_CHECKING(whether to enable Zend debugging)
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AC_MSG_RESULT($ZEND_DEBUG)
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AC_MSG_CHECKING(whether to enable Zend multibyte)
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AC_MSG_RESULT($ZEND_MULTIBYTE)
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case $PHP_ZEND_VM in
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SWITCH)
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AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_SWITCH,[virtual machine dispatch method])
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;;
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GOTO)
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AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_GOTO,[virtual machine dispatch method])
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;;
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*)
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PHP_ZEND_VM=CALL
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AC_DEFINE(ZEND_VM_KIND,ZEND_VM_KIND_CALL,[virtual machine dispatch method])
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;;
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esac
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if test "$ZEND_DEBUG" = "yes"; then
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AC_DEFINE(ZEND_DEBUG,1,[ ])
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echo " $CFLAGS" | grep ' -g' >/dev/null || DEBUG_CFLAGS="-g"
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if test "$CFLAGS" = "-g -O2"; then
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CFLAGS=-g
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fi
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test -n "$GCC" && DEBUG_CFLAGS="$DEBUG_CFLAGS -Wall"
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test -n "$GCC" && test "$USE_MAINTAINER_MODE" = "yes" && \
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DEBUG_CFLAGS="$DEBUG_CFLAGS -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations"
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else
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AC_DEFINE(ZEND_DEBUG,0,[ ])
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fi
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test -n "$DEBUG_CFLAGS" && CFLAGS="$CFLAGS $DEBUG_CFLAGS"
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if test "$ZEND_MAINTAINER_ZTS" = "yes"; then
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AC_DEFINE(ZTS,1,[ ])
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CFLAGS="$CFLAGS -DZTS"
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LIBZEND_CPLUSPLUS_CHECKS
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fi
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if test "$ZEND_MULTIBYTE" = "yes"; then
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AC_DEFINE(ZEND_MULTIBYTE, 1, [ ])
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fi
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changequote({,})
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if test -n "$GCC" && test "$ZEND_INLINE_OPTIMIZATION" != "yes"; then
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INLINE_CFLAGS=`echo $ac_n "$CFLAGS $ac_c" | sed s/-O[0-9s]*//`
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else
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INLINE_CFLAGS="$CFLAGS"
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fi
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changequote([,])
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AC_C_INLINE
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AC_SUBST(INLINE_CFLAGS)
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AC_MSG_CHECKING(target system is Darwin)
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if echo "$target" | grep "darwin" > /dev/null; then
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AC_DEFINE([DARWIN], 1, [Define if the target system is darwin])
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AC_MSG_RESULT(yes)
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else
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AC_MSG_RESULT(no)
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fi
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dnl test and set the alignment define for ZEND_MM
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dnl this also does the logarithmic test for ZEND_MM.
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AC_MSG_CHECKING(for MM alignment and log values)
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AC_TRY_RUN([
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#include <stdio.h>
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typedef union _mm_align_test {
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void *ptr;
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double dbl;
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long lng;
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} mm_align_test;
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#if (defined (__GNUC__) && __GNUC__ >= 2)
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#define ZEND_MM_ALIGNMENT (__alignof__ (mm_align_test))
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#else
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#define ZEND_MM_ALIGNMENT (sizeof(mm_align_test))
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#endif
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int main()
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{
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int i = ZEND_MM_ALIGNMENT;
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int zeros = 0;
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FILE *fp;
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while (i & ~0x1) {
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zeros++;
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i = i >> 1;
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}
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fp = fopen("conftest.zend", "w");
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fprintf(fp, "%d %d\n", ZEND_MM_ALIGNMENT, zeros);
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fclose(fp);
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exit(0);
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}
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], [
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LIBZEND_MM_ALIGN=`cat conftest.zend | cut -d ' ' -f 1`
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LIBZEND_MM_ALIGN_LOG2=`cat conftest.zend | cut -d ' ' -f 2`
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AC_DEFINE_UNQUOTED(ZEND_MM_ALIGNMENT, $LIBZEND_MM_ALIGN, [ ])
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AC_DEFINE_UNQUOTED(ZEND_MM_ALIGNMENT_LOG2, $LIBZEND_MM_ALIGN_LOG2, [ ])
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], [], [
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dnl cross-compile needs something here
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LIBZEND_MM_ALIGN=8
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])
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AC_MSG_RESULT(done)
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dnl test for memory allocation using mmap(MAP_ANON)
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AC_MSG_CHECKING(for memory allocation using mmap(MAP_ANON))
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AC_TRY_RUN([
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <stdlib.h>
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#include <stdio.h>
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#ifndef MAP_ANON
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# ifdef MAP_ANONYMOUS
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# define MAP_ANON MAP_ANONYMOUS
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# endif
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#endif
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#ifndef MREMAP_MAYMOVE
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# define MREMAP_MAYMOVE 0
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#endif
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#ifndef MAP_FAILED
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# define MAP_FAILED ((void*)-1)
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#endif
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#define SEG_SIZE (256*1024)
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int main()
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{
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void *seg = mmap(NULL, SEG_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
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if (seg == MAP_FAILED) {
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return 1;
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}
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if (munmap(seg, SEG_SIZE) != 0) {
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return 2;
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}
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return 0;
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}
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], [
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AC_DEFINE([HAVE_MEM_MMAP_ANON], 1, [Define if the target system has support for memory allocation using mmap(MAP_ANON)])
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AC_MSG_RESULT(yes)
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], [
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AC_MSG_RESULT(no)
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], [
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dnl cross-compile needs something here
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AC_MSG_RESULT(no)
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])
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dnl test for memory allocation using mmap("/dev/zero")
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AC_MSG_CHECKING(for memory allocation using mmap("/dev/zero"))
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AC_TRY_RUN([
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <stdlib.h>
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#include <stdio.h>
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#ifndef MAP_ANON
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# ifdef MAP_ANONYMOUS
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# define MAP_ANON MAP_ANONYMOUS
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# endif
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#endif
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#ifndef MREMAP_MAYMOVE
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# define MREMAP_MAYMOVE 0
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#endif
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#ifndef MAP_FAILED
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# define MAP_FAILED ((void*)-1)
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#endif
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#define SEG_SIZE (256*1024)
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int main()
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{
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int fd;
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void *seg;
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fd = open("/dev/zero", O_RDWR, S_IRUSR | S_IWUSR);
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if (fd < 0) {
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return 1;
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}
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seg = mmap(NULL, SEG_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
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if (seg == MAP_FAILED) {
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return 2;
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}
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if (munmap(seg, SEG_SIZE) != 0) {
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return 3;
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}
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if (close(fd) != 0) {
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return 4;
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}
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return 0;
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}
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], [
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AC_DEFINE([HAVE_MEM_MMAP_ZERO], 1, [Define if the target system has support for memory allocation using mmap("/dev/zero")])
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AC_MSG_RESULT(yes)
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], [
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AC_MSG_RESULT(no)
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], [
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dnl cross-compile needs something here
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AC_MSG_RESULT(no)
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])
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AC_CHECK_FUNCS(mremap)
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])
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AC_DEFUN([LIBZEND_CPLUSPLUS_CHECKS],[
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])
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AC_MSG_CHECKING(whether /dev/urandom exists)
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if test -r "/dev/urandom" && test -c "/dev/urandom"; then
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AC_DEFINE([HAVE_DEV_URANDOM], 1, [Define if the target system has /dev/urandom device])
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AC_MSG_RESULT(yes)
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else
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AC_MSG_RESULT(no)
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fi
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