libcdecl: Fix memory leak when parsing e.g., int () int.

[cdecl99.git] / src / output.c

diff --git a/src/output.c b/src/output.c
index 4590a5cfc60b2fb9c3d1bdead751da7d37b25d9b..7206eb9b51f46e64026657325d75f27255bfde7a 100644 (file)
--- a/src/output.c
+++ b/src/output.c
@@ -22,6 +22,7 @@
 #include "cdecl.h"
 #include "cdecl-internal.h"
 
+#include "parse.h"
 #include "specstr.h"
 
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
@@ -37,9 +38,16 @@ size_t cdecl__advance(struct output_state *dst, size_t amount)
        return amount;
 }
 
+size_t cdecl__strlcpy(char *dst, const char *src, size_t dstlen)
+{
+       if (dst)
+               snprintf(dst, dstlen, "%s", src);
+       return strlen(src);
+}
+
 size_t cdecl__emit(struct output_state *dst, const char *src)
 {
-       size_t rc = snprintf(dst->dst, dst->dstlen, "%s", src);
+       size_t rc = cdecl__strlcpy(dst->dst, src, dst->dstlen);
        return cdecl__advance(dst, rc);
 }