From af8ecb86328e93f56a75bfcda6019015962999e0 Mon Sep 17 00:00:00 2001
From: Witold Filipczyk <witekfl@poczta.onet.pl>
Date: Tue, 19 Nov 2024 18:03:22 +0100
Subject: [PATCH] [meson] check for open_memstream

---
 config2.h.in     | 3 +++
 meson.build      | 4 ++++
 src/js/quickjs.c | 2 ++
 3 files changed, 9 insertions(+)

diff --git a/config2.h.in b/config2.h.in
index b0b932deb..da26a3d03 100644
--- a/config2.h.in
+++ b/config2.h.in
@@ -548,6 +548,9 @@
 /* Define if you have off_t */
 #mesondefine HAVE_OFF_T
 
+/* Define if you have the `open_memstream' function. */
+#mesondefine HAVE_OPEN_MEMSTREAM
+
 /* Define to 1 if you have the `poll' function. */
 #mesondefine HAVE_POLL
 
diff --git a/meson.build b/meson.build
index 6afdcf9db..c27051386 100644
--- a/meson.build
+++ b/meson.build
@@ -1116,6 +1116,10 @@ if compiler.has_function('strtoul', prefix: '#include <stdlib.h>')
     conf_data.set('HAVE_STRTOUL', 1)
 endif
 
+if compiler.has_function('open_memstream', prefix: '#include <stdio.h>')
+    conf_data.set('HAVE_OPEN_MEMSTREAM', 1)
+endif
+
 if compiler.compiles('int a; typeof(a) b;', name: 'typeof')
     conf_data.set('HAVE_TYPEOF', 1)
 endif
diff --git a/src/js/quickjs.c b/src/js/quickjs.c
index b3a41562c..a649391e4 100644
--- a/src/js/quickjs.c
+++ b/src/js/quickjs.c
@@ -80,6 +80,7 @@ void *map_interp;
 static void
 quickjs_get_version(char *quickjs_version)
 {
+#ifdef HAVE_OPEN_MEMSTREAM
 	char *ptr = NULL;
 	size_t size = 0;
 	FILE *f = open_memstream(&ptr, &size);
@@ -108,6 +109,7 @@ quickjs_get_version(char *quickjs_version)
 		}
 		free(ptr);
 	}
+#endif
 }
 
 static const char *