[PATCH 15/17] include: add asprintf wrapper

[Sami Kerola <kerolasa@xxxxxx>]

Signed-off-by: Sami Kerola <kerolasa@xxxxxx>
---
 include/xalloc.h |   11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/xalloc.h b/include/xalloc.h
index feeb114..8c22ff7 100644
--- a/include/xalloc.h
+++ b/include/xalloc.h
@@ -63,4 +63,15 @@ static inline char *xstrdup(const char *str)
         return ret;
 }
 
+static inline int xasprintf(char **strp, char *fmt, ...)
+{
+	int ret;
+	va_list args;
+	va_start(args, fmt);
+	ret = vasprintf(&(*strp), fmt, args);
+	va_end(args);
+	if (ret < 0)
+		err(XALLOC_EXIT_CODE, "cannot allocate string");
+	return ret;
+}
 #endif
-- 
1.7.9.2

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