eprintf: add ecalloc

Add ecalloc as an error handling calloc wrapper.

2 files changed, 17 insertions, 4 deletions

diff --git a/eprintf.c b/eprintf.c
index 7a885b3..41c043f 100644
--- a/eprintf.c
+++ b/eprintf.c
@@ -76,6 +76,18 @@ void *emalloc(size_t n)
 	return p;
 }
 
+/* ecalloc: attempt to allocate memory or exit on error */
+void *ecalloc(size_t nmemb, size_t size)
+{
+	void *p;
+
+	p = calloc(nmemb, size);
+	if (p == NULL)
+		eprintf("ecalloc(%zu, %zu) failed:", nmemb, size);
+
+	return p;
+}
+
 /* erealloc: attempt to reallocate memory or exit on error */
 void *erealloc(void *p, size_t n)
 {
diff --git a/eprintf.h b/eprintf.h
index aecc3a6..bfe4ca8 100644
--- a/eprintf.h
+++ b/eprintf.h
@@ -6,10 +6,11 @@ noreturn void eprintf(const char *fmt, ...)
 	__attribute__((format(printf, 1, 2)));
 void weprintf(const char *fmt, ...)
 	__attribute__((format(printf, 1, 2)));
-char *estrdup(const char *);
-void *emalloc(size_t);
-void *erealloc(void *, size_t);
+char *estrdup(const char *str);
+void *emalloc(size_t size);
+void *ecalloc(size_t nmemb, size_t size);
+void *erealloc(void *p, size_t size);
 char *progname(void);
-void setprogname(const char *);
+void setprogname(const char *name);
 
 #endif /* !EPRINTF_H */