import the plan 9 libraries libc (lib9) and libbio into the tree.

remove the dependency on /home/r.

SVN=122482

1 files changed, 50 insertions, 0 deletions

diff --git a/src/lib9/getenv.c b/src/lib9/getenv.c
new file mode 100644
index 000000000..9d805b516
--- /dev/null
+++ b/src/lib9/getenv.c
@@ -0,0 +1,50 @@
+/*
+Plan 9 from User Space src/lib9/getenv.c
+http://code.swtch.com/plan9port/src/tip/src/lib9/getenv.c
+
+Copyright 2001-2007 Russ Cox.  All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+#include <u.h>
+#define NOPLAN9DEFINES
+#include <libc.h>
+
+char*
+p9getenv(char *s)
+{
+	char *t;
+
+	t = getenv(s);
+	if(t == 0)
+		return 0;
+	return strdup(t);
+}
+
+int
+p9putenv(char *s, char *v)
+{
+	char *t;
+
+	t = smprint("%s=%s", s, v);
+	if(t == nil)
+		return -1;
+	putenv(t);
+	return 0;
+}