File yaz-gcc15.patch of Package yaz

From 1eb021946a9603de6c024aa3a5b937e84c5b2270 Mon Sep 17 00:00:00 2001
From: Adam Dickmeiss <adam@indexdata.dk>
Date: Mon, 27 Jan 2025 14:10:20 +0100
Subject: [PATCH] Fix compilation with c17 c23 (#136)

Most importanty set _POSIX_C_SOURCE to ensure certain
calls, fdopen, strerror_r are available.

diff --git a/client/tabcomplete.c b/client/tabcomplete.c
index 1137e8378..655c1bee5 100644
--- a/client/tabcomplete.c
+++ b/client/tabcomplete.c
@@ -6,8 +6,7 @@
 #include <config.h>
 #endif
 
-#include <yaz/yconfig.h>
-
+#include <yaz/matchstr.h>
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -33,12 +32,7 @@ char *complete_from_list(const char** completions,
         idx = 0;
     for(; completions[idx]; ++ idx) {
         if(!
-#ifdef WIN32
-           _strnicmp
-#else
-           strncasecmp
-#endif
-           (completions[idx],text,strlen(text))) {
+           yaz_strncasecmp(completions[idx],text,strlen(text))) {
             ++idx; /* skip this entry on the next run */
             return xstrdup(completions[idx-1]);
         };
diff --git a/configure.ac b/configure.ac
index 3e3e6fd27..997e74dfa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,6 +8,7 @@ AC_CONFIG_SRCDIR([configure.ac])
 AC_CONFIG_AUX_DIR([config])
 AM_INIT_AUTOMAKE([1.9 subdir-objects])
 dnl
+AC_DEFINE([_POSIX_C_SOURCE],[200809L],[Enable POSIX])
 AC_SUBST([READLINE_LIBS])
 AC_SUBST([YAZ_CONF_CFLAGS])
 dnl ------ Checking programs
diff --git a/src/errno.c b/src/errno.c
index 95af15505..e076dc44a 100644
--- a/src/errno.c
+++ b/src/errno.c
@@ -18,11 +18,11 @@
 #define _REENTRANT
 #endif
 
+#include <yaz/errno.h>
+
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
-#include <stddef.h>
-#include <yaz/errno.h>
 
 #ifdef WIN32
 #include <windows.h>
diff --git a/src/yaz/errno.h b/src/yaz/errno.h
index 00e67df86..ee2bfd808 100644
--- a/src/yaz/errno.h
+++ b/src/yaz/errno.h
@@ -33,6 +33,7 @@
 #define YAZ_ERRNO_H
 
 #include <yaz/yconfig.h>
+#include <stddef.h>
 
 YAZ_BEGIN_CDECL
 
diff --git a/src/cql2ccl.c b/src/cql2ccl.c
index 4109175c..f74804cd 100644
--- a/src/cql2ccl.c
+++ b/src/cql2ccl.c
@@ -83,7 +83,7 @@ static void pr_term(const char **cpp, int stop_at_space,
     *cpp = cp;
 }
 
-static int node(struct cql_node *cn,
+static int node_st(struct cql_node *cn,
                 void (*pr)(const char *buf, void *client_data),
                 void *client_data)
 {
@@ -159,7 +159,7 @@ static int node(struct cql_node *cn,
 }
 
 
-static int bool(struct cql_node *cn,
+static int node_bool(struct cql_node *cn,
                 void (*pr)(const char *buf, void *client_data),
                 void *client_data)
 {
@@ -237,9 +237,9 @@ static int cql_to_ccl_r(struct cql_node *cn,
     switch (cn->which)
     {
     case CQL_NODE_ST:
-        return node(cn, pr, client_data);
+        return node_st(cn, pr, client_data);
     case CQL_NODE_BOOL:
-        return bool(cn, pr, client_data);
+        return node_bool(cn, pr, client_data);
     case CQL_NODE_SORT:
         return cql_to_ccl_r(cn->u.sort.search, pr, client_data);
     }