From f2a7ca62916698b2903b68e0b5f81de52dc5df05 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timm=20B=C3=A4der?= <tbaeder@redhat.com>
Date: Tue, 24 Jan 2023 09:24:53 +0100
Subject: [PATCH] Fix undefined printf() in configure check

https://fedoraproject.org/wiki/Changes/PortingToModernC

Upstream PR:
https://github.com/dajobe/rasqal/pull/11
---
 define-printf.patch | 23 +++++++++++++++++++++++
 rasqal.spec         | 10 +++++++++-
 2 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 define-printf.patch

diff --git a/define-printf.patch b/define-printf.patch
new file mode 100644
index 0000000..d787e78
--- /dev/null
+++ b/define-printf.patch
@@ -0,0 +1,23 @@
+diff -ruN rasqal-0.9.33.orig/configure rasqal-0.9.33/configure
+--- rasqal-0.9.33.orig/configure	2023-01-23 13:14:38.861781072 +0100
++++ rasqal-0.9.33/configure	2023-01-23 16:57:03.874250005 +0100
+@@ -13712,6 +13712,7 @@
+ $as_echo_n "checking whether __FUNCTION__ is available... " >&6; }
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h.  */
++extern int printf(const char *);
+ int main() { printf(__FUNCTION__); }
+ _ACEOF
+ if ac_fn_c_try_compile "$LINENO"; then :
+diff -ruN rasqal-0.9.33.orig/configure.ac rasqal-0.9.33/configure.ac
+--- rasqal-0.9.33.orig/configure.ac	2014-11-23 23:11:33.000000000 +0100
++++ rasqal-0.9.33/configure.ac	2023-01-23 15:49:44.885025978 +0100
+@@ -312,7 +312,7 @@
+ AC_C_BIGENDIAN
+ 
+ AC_MSG_CHECKING(whether __FUNCTION__ is available)
+-AC_COMPILE_IFELSE([AC_LANG_SOURCE([int main() { printf(__FUNCTION__); }])],
++AC_COMPILE_IFELSE([AC_LANG_SOURCE([extern int printf(const char *s); int main() { printf(__FUNCTION__); }])],
+     [AC_DEFINE([HAVE___FUNCTION__], [1], [Is __FUNCTION__ available])
+      AC_MSG_RESULT(yes)],
+     [AC_MSG_RESULT(no)])
diff --git a/rasqal.spec b/rasqal.spec
index 308fe85..c12dc1f 100644
--- a/rasqal.spec
+++ b/rasqal.spec
@@ -1,6 +1,6 @@
 Name:           rasqal
 Version:        0.9.33
-Release:        22%{?dist}
+Release:        23%{?dist}
 Summary:        RDF Query Library
 
 License:        LGPLv2+ or ASL 2.0
@@ -17,6 +17,9 @@ BuildRequires:  libgcrypt-devel
 BuildRequires:  perl(Pod::Usage)
 BuildRequires:  perl(XML::DOM)
 
+# Upstream PR: https://github.com/dajobe/rasqal/pull/11
+Patch1: define-printf.patch
+
 %description
 Rasqal is a library providing full support for querying Resource
 Description Framework (RDF) including parsing query syntaxes, constructing
@@ -32,6 +35,7 @@ Libraries, includes etc to develop with the Rasqal RDF query language library.
 
 %prep
 %setup -q
+%patch1 -p1 -b .printf
 
 # hack to nuke rpaths
 %if "%{_libdir}" != "/usr/lib"
@@ -93,6 +97,10 @@ fi
 
 
 %changelog
+* Tue Jan 24 2023 Timm Bäder <tbaeder@redhat.com> - 0.9.33-23
+- Fix undefined printf() in configure check.
+- https://fedoraproject.org/wiki/Changes/PortingToModernC
+
 * Fri Jan 20 2023 Fedora Release Engineering <releng@fedoraproject.org> - 0.9.33-22
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild