From d72054aa270d6f3d539e830ef9892138a255872a Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Fri, 23 Apr 2004 03:50:19 +0000
Subject: add this

---
 src/lib9/mkfile    |  1 +
 src/lib9/sysname.c | 23 +++++++++++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 src/lib9/sysname.c

diff --git a/src/lib9/mkfile b/src/lib9/mkfile
index bdc8841f..6a3b1fca 100644
--- a/src/lib9/mkfile
+++ b/src/lib9/mkfile
@@ -139,6 +139,7 @@ LIB9OFILES=\
 	sleep.$O\
 	strecpy.$O\
 	sysfatal.$O\
+	sysname.$O\
 	tas-$OBJTYPE.$O\
 	time.$O\
 	tokenize.$O\
diff --git a/src/lib9/sysname.c b/src/lib9/sysname.c
new file mode 100644
index 00000000..775b6094
--- /dev/null
+++ b/src/lib9/sysname.c
@@ -0,0 +1,23 @@
+#include <u.h>
+#include <libc.h>
+
+char*
+sysname(void)
+{
+	char buf[300], *p, *q;
+
+	if((q = getenv("sysname")) == nil){
+		if(gethostname(buf, sizeof buf) < 0)
+			goto err;
+		buf[sizeof buf-1] = 0;
+		q = strdup(buf);
+		if(q == nil)
+			goto err;
+	}
+	if((p = strchr(q, '.')) != nil)
+		*p = 0;
+	return q;
+
+err:
+	return "gnot";
+}
-- 
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