diff --git a/src/xpdev/genwrap.c b/src/xpdev/genwrap.c index 2513f11dcf8bddb3dc7b966b4853fc037ad14cbf..d1c627062803fef4428721b51436b0cc0068050a 100644 --- a/src/xpdev/genwrap.c +++ b/src/xpdev/genwrap.c @@ -61,8 +61,12 @@ int safe_snprintf(char *dst, size_t size, const char *fmt, ...) if(numchars==-1) numchars=strlen(dst); #endif - if ((size_t)numchars >= size && numchars > 0) - numchars = size - 1; + if ((size_t)numchars >= size && numchars > 0) { + if (size == 0) + numchars = 0; + else + numchars = size - 1; + } return(numchars); }