picnoir
/
Systemd
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[PATCH] remove now works!

This commit is contained in:
greg@kroah.com 2003-04-10 11:16:34 -07:00 committed by Greg KH
parent 3f4967a1fb
commit 8b16416dce
2 changed files with 35 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
test
View File

@ -1,5 +1,6 @@
#!/bin/sh
export ACTION=add
export DEVPATH=/devices/pci0/00:09.0/usb1/1-1/1-1.2/ttyUSB7
#export ACTION=add
export ACTION=remove
export DEVPATH=/devices/pci0/00:09.0/usb1/1-1/1-1.1/ttyUSB7
./udev tty

37
udev.c
View File

@ -183,7 +183,21 @@ static int create_node(char *name, char type, int major, int minor, int mode)
return retval;
}
static int add_node(char *device, char type)
/*
* We also want to clean up any symlinks that were created in create_node()
*/
static int delete_node(char *name)
{
char filename[255];
strncpy(filename, UDEV_ROOT, sizeof(filename));
strncat(filename, name, sizeof(filename));
dbg("unlinking %s", filename);
return unlink(filename);
}
static int add_device(char *device, char type)
{
char *name;
int major;
@ -217,9 +231,22 @@ exit:
return retval;
}
static int remove_node(char *device)
static int remove_device(char *device)
{
return 0;
char *name;
int retval = 0;
name = get_name(device, 0, 0);
if (name == NULL) {
dbg ("get_name failed");
retval = -ENODEV;
goto exit;
}
return delete_node(name);
exit:
return retval;
}
int main(int argc, char *argv[])
@ -256,10 +283,10 @@ int main(int argc, char *argv[])
dbg("looking at %s", device);
if (strcmp(action, "add") == 0)
return add_node(device, type);
return add_device(device, type);
if (strcmp(action, "remove") == 0)
return remove_node(device);
return remove_device(device);
dbg("Unknown action: %s", action);
return -EINVAL;