From 374210c50ee9f4dbf265f0172dcf2d45b97d0550
From: Graham Leggett <minfrin@apache.org>
Date: Thu, 26 Dec 2019 01:18:53 +0000
Subject: [PATCH] Use AC_CHECK_SIZEOF, so as to support cross compiling. PR
 56053.

git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@1871980 13f79535-47bb-0310-9956-ffa450edef68
---
 build/apr_common.m4 | 37 -------------------------------------
 configure.in        | 14 +++++++-------
 2 files changed, 7 insertions(+), 44 deletions(-)

--- a/build/apr_common.m4
+++ b/build/apr_common.m4
@@ -452,43 +452,6 @@ fi
 
 
 dnl
-dnl APR_CHECK_SIZEOF_EXTENDED(INCLUDES, TYPE [, CROSS_SIZE])
-dnl
-dnl A variant of AC_CHECK_SIZEOF which allows the checking of
-dnl sizes of non-builtin types
-dnl
-AC_DEFUN([APR_CHECK_SIZEOF_EXTENDED],
-[changequote(<<, >>)dnl
-dnl The name to #define.
-define(<<AC_TYPE_NAME>>, translit(sizeof_$2, [a-z *], [A-Z_P]))dnl
-dnl The cache variable name.
-define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$2, [ *], [_p]))dnl
-changequote([, ])dnl
-AC_MSG_CHECKING(size of $2)
-AC_CACHE_VAL(AC_CV_NAME,
-[AC_TRY_RUN([#include <stdio.h>
-$1
-#ifdef WIN32
-#define binmode "b"
-#else
-#define binmode
-#endif
-main()
-{
-  FILE *f=fopen("conftestval", "w" binmode);
-  if (!f) exit(1);
-  fprintf(f, "%d\n", sizeof($2));
-  exit(0);
-}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$3],,,
-AC_CV_NAME=$3))])dnl
-AC_MSG_RESULT($AC_CV_NAME)
-AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [The size of ]$2)
-undefine([AC_TYPE_NAME])dnl
-undefine([AC_CV_NAME])dnl
-])
-
-
-dnl
 dnl APR_TRY_COMPILE_NO_WARNING(INCLUDES, FUNCTION-BODY,
 dnl             [ACTIONS-IF-NO-WARNINGS], [ACTIONS-IF-WARNINGS])
 dnl
--- a/configure.in
+++ b/configure.in
@@ -1798,7 +1798,7 @@ else
     socklen_t_value="int"
 fi
 
-APR_CHECK_SIZEOF_EXTENDED([#include <sys/types.h>], pid_t, 8)
+AC_CHECK_SIZEOF(pid_t)
 
 if test "$ac_cv_sizeof_pid_t" = "$ac_cv_sizeof_short"; then
     pid_t_fmt='#define APR_PID_T_FMT "hd"'
@@ -1870,7 +1870,7 @@ APR_CHECK_TYPES_FMT_COMPATIBLE(size_t, u
 APR_CHECK_TYPES_FMT_COMPATIBLE(size_t, unsigned int, u, [size_t_fmt="u"])
 ])
 
-APR_CHECK_SIZEOF_EXTENDED([#include <sys/types.h>], ssize_t, 8)
+AC_CHECK_SIZEOF(ssize_t)
 
 dnl the else cases below should no longer occur;
 AC_MSG_CHECKING([which format to use for apr_ssize_t])
@@ -1888,7 +1888,7 @@ fi
 
 ssize_t_fmt="#define APR_SSIZE_T_FMT \"$ssize_t_fmt\""
 
-APR_CHECK_SIZEOF_EXTENDED([#include <stddef.h>], size_t, 8)
+AC_CHECK_SIZEOF(size_t)
 
 # else cases below should no longer occur;
 AC_MSG_CHECKING([which format to use for apr_size_t])
@@ -1906,7 +1906,7 @@ fi
 
 size_t_fmt="#define APR_SIZE_T_FMT \"$size_t_fmt\""
 
-APR_CHECK_SIZEOF_EXTENDED([#include <sys/types.h>], off_t, 8)
+AC_CHECK_SIZEOF(off_t)
 
 if test "${ac_cv_sizeof_off_t}${apr_cv_use_lfs64}" = "4yes"; then
     # Enable LFS
@@ -2000,7 +2000,7 @@ case $host in
     ;;
 *)
     ino_t_value=ino_t
-    APR_CHECK_SIZEOF_EXTENDED(AC_INCLUDES_DEFAULT, ino_t, $ac_cv_sizeof_long)
+    AC_CHECK_SIZEOF(ino_t)
     if test $ac_cv_sizeof_ino_t = 4; then
         if test $ac_cv_sizeof_long = 4; then
             ino_t_value="unsigned long"
@@ -2020,8 +2020,8 @@ else
     bigendian=0
 fi
 
-APR_CHECK_SIZEOF_EXTENDED([#include <sys/types.h>
-#include <sys/uio.h>],struct iovec,0)
+AC_CHECK_SIZEOF(struct iovec,,[AC_INCLUDES_DEFAULT
+#include <sys/uio.h>])
 if test "$ac_cv_sizeof_struct_iovec" = "0"; then
     have_iovec=0
 else
