From: foobar <sniper@php.net>
Date: Wed, 27 Jun 2007 14:40:02 +0000 (+0000)
Subject: - Added PHP_CHECK_SIZEOF macro (special version of AC_CHECK_SIZEOF)
X-Git-Tag: BEFORE_IMPORT_OF_MYSQLND~369
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=28fc4c26fcc7d0ddc90a8c0afedffe92c73895f7;p=php

- Added PHP_CHECK_SIZEOF macro (special version of AC_CHECK_SIZEOF)
# Now types like ptrdiff_t, ssize_t and intmax_t get defined to something
# useful..
---

diff --git a/acinclude.m4 b/acinclude.m4
index 011ffc5a0e..a75b982a7b 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1034,6 +1034,44 @@ dnl -------------------------------------------------------------------------
 dnl Checks for structures, typedefs, broken functions, etc.
 dnl -------------------------------------------------------------------------
 
+dnl
+dnl PHP_CHECK_SIZEOF(TYPE [, CROSS-SIZE])
+dnl Enhanced version of AC_CHECK_SIZEOF for checking more types 
+dnl than just those defined in stdio.h
+dnl
+AC_DEFUN(PHP_CHECK_SIZEOF,
+[changequote(<<, >>)dnl
+dnl The name to #define.
+define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
+dnl The cache variable name.
+define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
+changequote([, ])dnl
+AC_MSG_CHECKING(size of $1)
+AC_CACHE_VAL(AC_CV_NAME,
+[AC_TRY_RUN([#include <stdio.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+#include <inttypes.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+int main()
+{
+	FILE *f=fopen("conftestval", "w");
+	if (!f) return(1);
+		fprintf(f, "%d\n", sizeof($1));
+		return(0);
+	}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
+AC_MSG_RESULT($AC_CV_NAME)
+AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [The number of bytes in a $1.])
+undefine([AC_TYPE_NAME])dnl
+undefine([AC_CV_NAME])dnl
+])
+
 dnl
 dnl PHP_CHECK_IN_ADDR_T
 dnl
@@ -2713,6 +2751,9 @@ php_cv_crypt_r_style=struct_crypt_data_gnu_source)
   fi
 ])
 
+dnl
+dnl PHP_TEST_WRITE_STDOUT
+dnl
 AC_DEFUN([PHP_TEST_WRITE_STDOUT],[
   AC_CACHE_CHECK(whether writing to stdout works,ac_cv_write_stdout,[
     AC_TRY_RUN([
diff --git a/configure.in b/configure.in
index 9ac2c43bc2..49803324bf 100644
--- a/configure.in
+++ b/configure.in
@@ -422,15 +422,17 @@ PHP_TM_GMTOFF
 PHP_STRUCT_FLOCK
 PHP_SOCKLEN_T
 
-AC_CHECK_SIZEOF(intmax_t, 0)
 AC_CHECK_SIZEOF(size_t, 8)
-AC_CHECK_SIZEOF(ssize_t, 8)
-AC_CHECK_SIZEOF(ptrdiff_t, 8)
 AC_CHECK_SIZEOF(long long, 8)
 AC_CHECK_SIZEOF(long long int, 8)
 AC_CHECK_SIZEOF(long, 8)
 AC_CHECK_SIZEOF(int, 4)
 
+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 for members of the stat structure
 AC_STRUCT_ST_BLKSIZE
 dnl AC_STRUCT_ST_BLOCKS will screw QNX because fileblocks.o does not exists