From a150899221a5badff9740703b754f901b4f52762 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@localhost>
Date: Thu, 14 Apr 2011 17:27:24 +0000
Subject: fill /acme

---
 acme/mail/src/util.c | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 acme/mail/src/util.c

(limited to 'acme/mail/src/util.c')

diff --git a/acme/mail/src/util.c b/acme/mail/src/util.c
new file mode 100644
index 000000000..c32de5feb
--- /dev/null
+++ b/acme/mail/src/util.c
@@ -0,0 +1,105 @@
+#include <u.h>
+#include <libc.h>
+#include <bio.h>
+#include <thread.h>
+#include <plumb.h>
+#include "dat.h"
+
+void*
+emalloc(uint n)
+{
+	void *p;
+
+	p = malloc(n);
+	if(p == nil)
+		error("can't malloc: %r");
+	memset(p, 0, n);
+	setmalloctag(p, getcallerpc(&n));
+	return p;
+}
+
+void*
+erealloc(void *p, uint n)
+{
+	p = realloc(p, n);
+	if(p == nil)
+		error("can't realloc: %r");
+	setmalloctag(p, getcallerpc(&n));
+	return p;
+}
+
+char*
+estrdup(char *s)
+{
+	char *t;
+
+	t = emalloc(strlen(s)+1);
+	strcpy(t, s);
+	return t;
+}
+
+char*
+estrstrdup(char *s, char *t)
+{
+	char *u;
+
+	u = emalloc(strlen(s)+strlen(t)+1);
+	strcpy(u, s);
+	strcat(u, t);
+	return u;
+}
+
+char*
+eappend(char *s, char *sep, char *t)
+{
+	char *u;
+
+	if(t == nil)
+		u = estrstrdup(s, sep);
+	else{
+		u = emalloc(strlen(s)+strlen(sep)+strlen(t)+1);
+		strcpy(u, s);
+		strcat(u, sep);
+		strcat(u, t);
+	}
+	free(s);
+	return u;
+}
+
+char*
+egrow(char *s, char *sep, char *t)
+{
+	s = eappend(s, sep, t);
+	free(t);
+	return s;
+}
+
+void
+error(char *fmt, ...)
+{
+	Fmt f;
+	char buf[64];
+	va_list arg;
+
+	fmtfdinit(&f, 2, buf, sizeof buf);
+	fmtprint(&f, "Mail: ");
+	va_start(arg, fmt);
+	fmtvprint(&f, fmt, arg);
+	va_end(arg);
+	fmtprint(&f, "\n");
+	fmtfdflush(&f);
+	threadexitsall(fmt);
+}
+
+void
+ctlprint(int fd, char *fmt, ...)
+{
+	int n;
+	va_list arg;
+
+	va_start(arg, fmt);
+	n = vfprint(fd, fmt, arg);
+	va_end(arg);
+	if(n <= 0)
+		error("control file write error: %r");
+}
-- 
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