From 9d14fad412a497fe83cfc6ab594ddc612512f02a Mon Sep 17 00:00:00 2001
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From: Matt Weber <matthew.weber@rockwellcollins.com>
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Date: Thu, 4 Jun 2020 20:34:11 -0500
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Subject: [PATCH] autoconf variable cache option for getcwd test
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The cached variable allows cross compiled builds to successfully set the
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desired default for this value without invoking a test.
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Fixes:
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https://issues.apache.org/jira/browse/SANTUARIO-549
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Signed-off-by: Matthew Weber <matthew.weber@rockwellcollins.com>
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---
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configure.ac | 20 ++++++++++++--------
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1 file changed, 12 insertions(+), 8 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index b43d7a5..c3d4489 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -74,14 +74,18 @@ AC_CHECK_FUNCS([strcasecmp])
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# Check whether getcwd can dynamically allocate memory.
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AC_MSG_CHECKING([whether getcwd(NULL, 0) works])
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-AC_RUN_IFELSE([AC_LANG_PROGRAM([#include <stdlib.h>
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- #include <unistd.h>],
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-[char *cwd = getcwd(NULL, 0);
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-return (cwd != NULL) ? EXIT_SUCCESS : EXIT_FAILURE;])],
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- [AC_MSG_RESULT(yes)
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- AC_DEFINE([XSEC_HAVE_GETCWD_DYN], [1],
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- [Define to 1 if getcwd(NULL, 0) works])],
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- [AC_MSG_RESULT(no)])
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+AC_CACHE_VAL([xml_cv_func_getcwd_null],
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+[AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
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+ #include <unistd.h>
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+ char *cwd = getcwd(NULL, 0);
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+ return (cwd != NULL) ? EXIT_SUCCESS : EXIT_FAILURE;]])],
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+ [xml_cv_func_getcwd_null=yes],
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+ [xml_cv_func_getcwd_null=no])])
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+AC_MSG_RESULT([$xml_cv_func_getcwd_null])
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+if test $xml_cv_func_getcwd_null = yes; then
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+AC_DEFINE([XSEC_HAVE_GETCWD_DYN], [1],
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+ [Define to 1 if getcwd(NULL, 0) works])
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+fi
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AC_LANG(C++)
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--
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2.17.1
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