[PATCHv2] xfunc.c: add new funtion xcalloc

[Nikola Pajkovsky]

Signed-off-by: Nikola Pajkovsky <npajkovs(a)redhat.com&gt;
---
 inc/xfuncs.h       |    1 +
 lib/utils/xfuncs.c |    8 ++++++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/inc/xfuncs.h b/inc/xfuncs.h
index 0be1f80..2028456 100644
--- a/inc/xfuncs.h
+++ b/inc/xfuncs.h
@@ -33,6 +33,7 @@ int ndelay_on(int fd);
 int ndelay_off(int fd);
 int close_on_exec_on(int fd);
 
+void* xcalloc(size_t nmemb, size_t size);
 void* xmalloc(size_t size);
 void* xrealloc(void *ptr, size_t size);
 void* xzalloc(size_t size);
diff --git a/lib/utils/xfuncs.c b/lib/utils/xfuncs.c
index 7179637..7480060 100644
--- a/lib/utils/xfuncs.c
+++ b/lib/utils/xfuncs.c
@@ -39,6 +39,14 @@ int close_on_exec_on(int fd)
     return fcntl(fd, F_SETFD, FD_CLOEXEC);
 }
 
+void *xcalloc(size_t nmemb, size_t size)
+{
+    void *ptr = calloc(nmemb, size);
+    if (!ptr && && nmemb && size)
+        die_out_of_memory();
+    return ptr;
+}
+
 // Die if we can't allocate size bytes of memory.
 void* xmalloc(size_t size)
 {
-- 
1.7.1