Exit with an error code immediately whenever an error.

Extensive use of xmalloc and friends.

1 files changed, 56 insertions, 0 deletions

diff --git a/xmalloc.h b/xmalloc.h
new file mode 100644
index 0000000..881bcad
--- /dev/null
+++ b/xmalloc.h
@@ -0,0 +1,56 @@
+/**
+ * \file xmalloc.c
+ * Allocate space or die.
+ *
+ * \author Adapted from fetchmail's xmalloc.c by José Fonseca.
+ */
+
+#ifndef _XMALLOC_H
+#define _XMALLOC_H
+
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "main.h"
+
+
+static inline 
+void *xmalloc(size_t size)
+{
+	void *ptr;
+
+	ptr = malloc(size);
+	if (ptr == NULL)
+	{
+		perror(NULL);
+		exit(EX_OSERR);
+	}
+	return(ptr);
+}
+
+static inline
+void *xrealloc(void *ptr, size_t size)
+{
+	if (ptr == 0)
+		return xmalloc(size);
+	ptr = realloc(ptr, size);
+	if (ptr == NULL)
+	{
+		perror(NULL);
+		exit(EX_OSERR);
+	}
+	return ptr;
+}
+
+static inline
+char *xstrdup(const char *s)
+{
+	char *p;
+	p = (char *)xmalloc(strlen(s) + 1);
+	strcpy(p, s);
+	return p;
+}
+
+#endif