cleanup code to fix misc warnings

diff --git a/test/misc/stdarg.c b/test/misc/stdarg.c
index ca72335..561fd2c 100644 (file)
--- a/test/misc/stdarg.c
+++ b/test/misc/stdarg.c
@@ -1,19 +1,23 @@
 /* copied from rsync */
 
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <sys/types.h>
 #include <stdarg.h>
-void foo(const char *format, ...) {
+int foo(const char *format, ...)
+{
        va_list ap;
-       int len;
+       size_t len;
        char buf[5];
 
        va_start(ap, format);
        len = vsnprintf(0, 0, format, ap);
        va_end(ap);
-       if (len != 5) exit(1);
+       if (len != 5) return(1);
 
-       if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
+       if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) return(1);
 
-       exit(0);
+       return(0);
 }
-int main() { foo("hello"); }
+int main(void) { return foo("hello"); }