Added asprintf wrapper

2 files changed, 20 insertions, 0 deletions

diff --git a/src/xine-utils/utils.c b/src/xine-utils/utils.c
index 3d21a2935..82cf5c0d4 100644
--- a/src/xine-utils/utils.c
+++ b/src/xine-utils/utils.c
@@ -706,6 +706,18 @@ char *xine_strcat_realloc (char **dest, char *append)
   return newstr;
 }
 
+char *_x_asprintf(const char *format, ...)
+{
+  va_list ap;
+  char *buf = NULL;
+
+  va_start (ap, format);
+  if (vasprintf (&buf, format, ap) < 0)
+    buf = NULL;
+  va_end (ap);
+
+  return buf;
+}
 
 int _x_set_file_close_on_exec(int fd)
 {
diff --git a/src/xine-utils/xineutils.h b/src/xine-utils/xineutils.h
index d0946e471..5b16e6e3c 100644
--- a/src/xine-utils/xineutils.h
+++ b/src/xine-utils/xineutils.h
@@ -216,6 +216,14 @@ void xine_strdupa(char *dest, char *src) XINE_PROTECTED XINE_DEPRECATED;
 char *xine_strcat_realloc (char **dest, char *append) XINE_PROTECTED;
 
 /**
+ * asprintf wrapper
+ * allocate a string large enough to hold the output, and return a pointer to
+ * it. This pointer should be passed to free when it is no longer needed.
+ * return NULL on error.
+ */
+char *_x_asprintf(const char *format, ...) XINE_PROTECTED XINE_MALLOC XINE_FORMAT_PRINTF(1, 2);
+
+/**
  * opens a file, ensuring that the descriptor will be closed
  * automatically after a fork/execute.
  */