From: Tobias Ulmer <tu@emlix.com>
Date: Mon, 9 Jan 2017 12:41:33 +0000 (+0100)
Subject: e2lib: add setpgid
X-Git-Tag: e2factory-2.3.16rc1~2
X-Git-Url: https://git.e2factory.org/?a=commitdiff_plain;h=6ac916b8b2267c7317e8f453906714767df8192d;p=e2factory.git

e2lib: add setpgid

currently unused

Signed-off-by: Tobias Ulmer <tu@emlix.com>
---

diff --git a/generic/e2lib.lua b/generic/e2lib.lua
index 35cae72..8f495a9 100644
--- a/generic/e2lib.lua
+++ b/generic/e2lib.lua
@@ -327,6 +327,14 @@ function e2lib.getpid()
     return le2lib.getpid()
 end
 
+--- Set process group ID.
+-- @pid process id
+-- @pgid process group id
+-- @raise error on failure.
+function e2lib.setpgid(pid, pgid)
+    return le2lib.setpgid(pid, pgid)
+end
+
 --- Send signal to process.
 -- @param pid Process ID to signal (number).
 -- @param sig Signal number.
diff --git a/generic/le2lib.c b/generic/le2lib.c
index d56addc..c65b0af 100644
--- a/generic/le2lib.c
+++ b/generic/le2lib.c
@@ -481,6 +481,19 @@ do_getpid(lua_State *lua) {
 	return 1;
 }
 
+static int
+do_setpgid(lua_State *L)
+{
+	int rc, pid, pgid;
+
+	pid = luaL_checkint(L, 1);
+	pgid = luaL_checkint(L, 2);
+	if (setpgid(pid, pgid) != 0)
+		return luaL_error(L, "setpgid: %s", strerror(errno));
+
+	return 0;
+}
+
 static int
 do_unlink(lua_State *lua)
 {
@@ -940,6 +953,7 @@ static luaL_Reg lib[] = {
 	{ "poll", poll_fd },
 	{ "rmdir", do_rmdir },
 	{ "setenv", do_setenv },
+	{ "setpgid", do_setpgid },
 	{ "signal_reset", signal_reset },
 	{ "stat", get_file_statistics },
 	{ "symlink", create_symlink },