From 0fc0c19e4dc2b4ec2f175744e1ac468643b6da71 Mon Sep 17 00:00:00 2001
From: Tomasz Kramkowski <tk@the-tk.com>
Date: Thu, 29 Dec 2016 14:46:34 +0100
Subject: eprintf: Add asserts

---
 eprintf.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'eprintf.c')

diff --git a/eprintf.c b/eprintf.c
index 41c043f..2aea355 100644
--- a/eprintf.c
+++ b/eprintf.c
@@ -1,9 +1,10 @@
+#include <assert.h>
 #include <errno.h>
 #include <stdarg.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdint.h>
 
 #include "eprintf.h"
 
@@ -15,6 +16,8 @@ void eprintf(const char *fmt, ...)
 	int errnum = errno;
 	va_list va;
 
+	assert(fmt);
+
 	if (progname() != NULL)
 		fprintf(stderr, "%s: ", progname());
 
@@ -35,6 +38,8 @@ void weprintf(const char *fmt, ...)
 	int errnum = errno;
 	va_list va;
 
+	assert(fmt);
+
 	if (progname() != NULL)
 		fprintf(stderr, "%s: ", progname());
 
@@ -53,6 +58,8 @@ char *estrdup(const char *s)
 	size_t len;
 	char *dup;
 
+	assert(s);
+
 	len = strlen(s);
 	if (len == SIZE_MAX)
 		eprintf("estrdup(\"%.20s\") failed: Too long", s);
-- 
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