From: Carl Worth <cworth@cworth.org>
Date: Tue, 25 May 2010 21:40:47 +0000 (-0700)
Subject: Add xtalloc_reference.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9bb796f33ac67abdf6c0bf55a06b0d8448caa3d3;p=mesa.git

Add xtalloc_reference.

Yet another talloc wrapper that should come in handy.
---

diff --git a/glcpp.h b/glcpp.h
index 503731b85b3..6171ce8b4a0 100644
--- a/glcpp.h
+++ b/glcpp.h
@@ -164,4 +164,10 @@ xtalloc_strndup (const void *t, const char *p, size_t n);
 char *
 xtalloc_asprintf (const void *t, const char *fmt, ...);
 
+void *
+_xtalloc_reference_loc (const void *context,
+			const void *ptr, const char *location);
+
+#define xtalloc_reference(ctx, ptr) (_TALLOC_TYPEOF(ptr))_xtalloc_reference_loc((ctx),(ptr), __location__)
+
 #endif
diff --git a/xtalloc.c b/xtalloc.c
index e52d12ac6b2..656ac2d6cb5 100644
--- a/xtalloc.c
+++ b/xtalloc.c
@@ -82,3 +82,18 @@ xtalloc_asprintf (const void *t, const char *fmt, ...)
 	va_end(ap);
 	return ret;
 }
+
+void *
+_xtalloc_reference_loc (const void *context,
+			const void *ptr, const char *location)
+{
+	void *ret;
+
+	ret = _talloc_reference_loc (context, ptr, location);
+	if (ret == NULL) {
+		fprintf (stderr, "Out of memory.\n");
+		exit (1);
+	}
+
+	return ret;
+}