summaryrefslogtreecommitdiffstats
path: root/src/polyp/xmalloc.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/polyp/xmalloc.h')
-rw-r--r--src/polyp/xmalloc.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/polyp/xmalloc.h b/src/polyp/xmalloc.h
new file mode 100644
index 00000000..2946011a
--- /dev/null
+++ b/src/polyp/xmalloc.h
@@ -0,0 +1,58 @@
+#ifndef foomemoryhfoo
+#define foomemoryhfoo
+
+/* $Id$ */
+
+/***
+ This file is part of polypaudio.
+
+ polypaudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2 of the License,
+ or (at your option) any later version.
+
+ polypaudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with polypaudio; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#include <sys/types.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <assert.h>
+
+void* pa_xmalloc(size_t l);
+void *pa_xmalloc0(size_t l);
+void *pa_xrealloc(void *ptr, size_t size);
+#define pa_xfree free
+
+char *pa_xstrdup(const char *s);
+char *pa_xstrndup(const char *s, size_t l);
+
+void* pa_xmemdup(const void *p, size_t l);
+
+/** Internal helper for pa_xnew() */
+static inline void* pa_xnew_internal(unsigned n, size_t k) {
+ assert(n < INT_MAX/k);
+ return pa_xmalloc(n*k);
+}
+
+/** Allocate n new structures of the specified type. */
+#define pa_xnew(type, n) ((type*) pa_xnew_internal((n), sizeof(type)))
+
+/** Internal helper for pa_xnew0() */
+static inline void* pa_xnew0_internal(unsigned n, size_t k) {
+ assert(n < INT_MAX/k);
+ return pa_xmalloc0(n*k);
+}
+
+/** Same as pa_xnew() but set the memory to zero */
+#define pa_xnew0(type, n) ((type*) pa_xnew0_internal((n), sizeof(type)))
+
+#endif