Add xtalloc_asprintf

I expect this to be useful in the upcoming implementation of token pasting.

1 files changed, 3 insertions, 0 deletions

diff --git a/glcpp.h b/glcpp.h
index 2e93cb981d..048a9be76b 100644
--- a/glcpp.h
+++ b/glcpp.h
@@ -149,4 +149,7 @@ xtalloc_strdup (const void *t, const char *p);
 char *
 xtalloc_strndup (const void *t, const char *p, size_t n);
 
+char *
+xtalloc_asprintf (const void *t, const char *fmt, ...);
+
 #endif