X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udev-remove.c;h=dcd460bedcee56c3dc5aefa272d6ef94705c49d6;hp=dad4a98570251f9a6cadacf8a05bac3fff722ece;hb=2ef3bc2b7094876488c9ac30f64f135b6f88350a;hpb=a81805b9af899087f3d8367721ac0a51460f692e diff --git a/udev-remove.c b/udev-remove.c index dad4a9857..dcd460bed 100644 --- a/udev-remove.c +++ b/udev-remove.c @@ -31,9 +31,9 @@ #include "udev.h" #include "udev_version.h" #include "udev_dbus.h" +#include "logging.h" #include "namedev.h" #include "udevdb.h" -#include "libsysfs/libsysfs.h" static int delete_path(char *path) { @@ -51,6 +51,8 @@ static int delete_path(char *path) /* remove if empty */ retval = rmdir(path); + if (errno == ENOENT) + retval = 0; if (retval) { if (errno == ENOTEMPTY) return 0; @@ -66,37 +68,53 @@ static int delete_path(char *path) static int delete_node(struct udevice *dev) { char filename[255]; + char partitionname[255]; char *symlinks; char *linkname; int retval; + int i; - strncpy(filename, udev_root, sizeof(filename)); - strncat(filename, dev->name, sizeof(filename)); + strfieldcpy(filename, udev_root); + strfieldcat(filename, dev->name); - dbg("unlinking node '%s'", filename); + info("removing device node '%s'", filename); retval = unlink(filename); + if (errno == ENOENT) + retval = 0; if (retval) { dbg("unlink(%s) failed with error '%s'", filename, strerror(errno)); return retval; } + /* remove partition nodes */ + if (dev->partitions > 0) { + info("removing partitions '%s[1-%i]'", filename, dev->partitions); + for (i = 1; i <= dev->partitions; i++) { + strfieldcpy(partitionname, filename); + strintcat(partitionname, i); + unlink(partitionname); + } + } + /* remove subdirectories */ if (strchr(dev->name, '/')) delete_path(filename); - if (*dev->symlink) { + if (dev->symlink[0] != '\0') { symlinks = dev->symlink; while (1) { linkname = strsep(&symlinks, " "); if (linkname == NULL) break; - strncpy(filename, udev_root, sizeof(filename)); - strncat(filename, linkname, sizeof(filename)); + strfieldcpy(filename, udev_root); + strfieldcat(filename, linkname); dbg("unlinking symlink '%s'", filename); retval = unlink(filename); + if (errno == ENOENT) + retval = 0; if (retval) { dbg("unlink(%s) failed with error '%s'", filename, strerror(errno)); @@ -118,25 +136,26 @@ static int delete_node(struct udevice *dev) */ int udev_remove_device(char *path, char *subsystem) { - struct udevice *dev; - struct udevice device; + struct udevice dev; char *temp; + int retval; - dev = udevdb_get_dev(path); - if (dev == NULL) { + memset(&dev, 0, sizeof(dev)); + + retval = udevdb_get_dev(path, &dev); + if (retval) { dbg("'%s' not found in database, falling back on default name", path); temp = strrchr(path, '/'); if (temp == NULL) return -ENODEV; - memset(&device, 0, sizeof(device)); - dev = &device; - strncpy(device.name, &temp[1], sizeof(device.name)); + strfieldcpy(dev.name, &temp[1]); } - dbg("name is '%s'", dev->name); + dbg("name is '%s'", dev.name); udevdb_delete_dev(path); - sysbus_send_remove(dev->name, path); + sysbus_send_remove(dev.name, path); - return delete_node(dev); + retval = delete_node(&dev); + return retval; }