[patch] 0001-build-support-uclibc-for-program_invocation_short_na.patch

0001-build-support-uclibc-for-program_invocation_short_na.patch (text/plain), 1.60 KB, created by Alon Bar-Lev (RETIRED) on 2013-07-20 20:26:45 UTC

From b066add7ac066cc74ec2339f8693e05939e78abe Mon Sep 17 00:00:00 2001
From: Alon Bar-Lev <[e-mail]>
Date: Sat, 20 Jul 2013 23:18:07 +0300
Subject: [PATCH] build: support uclibc for program_invocation_short_name

requires errno.h to properly detect.

argp.h was left although not sure why required.

Signed-off-by: Alon Bar-Lev <[e-mail]>
---
 configure.ac | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 1d5c217..1d26714 100644
--- a/configure.ac
+++ b/configure.ac
@@ -90,10 +90,25 @@ if test "$os_unix" = "yes"; then
 		[AC_MSG_ERROR([could not find required gmtime_r() function])])
 
 	# Check if these are declared and/or available to link against
-	AC_CHECK_DECLS([program_invocation_short_name])
+	AC_CHECK_HEADERS([errno.h argp.h])
+	AC_CHECK_DECLS([program_invocation_short_name],,,[[
+		#ifdef HAVE_ARGP_H
+		#include <argp.h>
+		#endif
+		#ifdef HAVE_ERRNO_H
+		#include <errno.h>
+		#endif
+	]])
 	AC_MSG_CHECKING([whether program_invocation_short_name is available])
-	AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <argp.h>]],
-	                                [[program_invocation_short_name = "test";]])],
+	AC_LINK_IFELSE([
+		AC_LANG_PROGRAM([[
+			#ifdef HAVE_ARGP_H
+			#include <argp.h>
+			#endif
+			#ifdef HAVE_ERRNO_H
+			#include <errno.h>
+			#endif
+		]], [[program_invocation_short_name = "test";]])],
 	               [AC_DEFINE([HAVE_PROGRAM_INVOCATION_SHORT_NAME], [1],
 	                          [Whether program_invocation_short_name available])
 	                AC_MSG_RESULT([yes])],
-- 
1.8.1.5