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Check sigaction for error.

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git-svn-id: http://svn-archive.gnome.org/svn/NetworkManager/trunk@1427 4912f4e0-d625-0410-9fb7-b9a5a253dbdc
This commit is contained in:
Robert Love
2006-02-02 16:49:11 +00:00
parent 3abc236427
commit a517193ea8
1 changed files with 11 additions and 7 deletions
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18
src/NetworkManager.c
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@@ -389,7 +389,7 @@ static NMData *nm_data_new (gboolean enable_test_devices)
if (pipe (data->sigterm_pipe) < 0)
{
nm_error ("Couldn't create pipe: %s", g_strerror (errno));
exit (EXIT_FAILURE);
return NULL;
}
data->sigterm_iochannel = g_io_channel_unix_new (data->sigterm_pipe[0]);
@@ -398,12 +398,16 @@ static NMData *nm_data_new (gboolean enable_test_devices)
g_source_attach (iosource, data->main_context);
g_source_unref (iosource);
action.sa_sigaction = NULL;
action.sa_handler = sigterm_handler;
sigemptyset (&block_mask);
action.sa_mask = block_mask;
action.sa_flags = 0;
sigaction (SIGINT, &action, NULL);
sigaction (SIGTERM, &action, NULL);
if (sigaction (SIGINT, &action, NULL) || sigaction (SIGTERM, &action, NULL))
{
nm_error ("Failed to install signal handlers: %s", g_strerror (errno));
return NULL;
}
/* Initialize the device list mutex to protect additions/deletions to it. */
data->dev_list_mutex = g_mutex_new ();
@@ -489,12 +493,12 @@ static void nm_data_free (NMData *data)
static void sigterm_handler (int signum)
{
int ignore;
int ignore;
/* FIXME: This line is probably not a great
* thing to have in a signal handler
/* FIXME: This is probably not a great thing to have in a signal handler,
* but you only live once.
*/
nm_info ("Caught SIGINT/SIGTERM");
nm_info ("Caught %s", signum == SIGINT ? "SIGINT" : "SIGTERM");
ignore = write (nm_data->sigterm_pipe[1], "X", 1);
}