diff options
Diffstat (limited to 'miscutils/eject.c')
| -rw-r--r-- | miscutils/eject.c | 43 |
1 files changed, 23 insertions, 20 deletions
diff --git a/miscutils/eject.c b/miscutils/eject.c index cbfd115..df275d7 100644 --- a/miscutils/eject.c +++ b/miscutils/eject.c @@ -24,41 +24,44 @@ * Most of the dirty work blatantly ripped off from cat.c =) */ -#include <stdio.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> #include <fcntl.h> #include <sys/ioctl.h> -#include <getopt.h> +#include <stdlib.h> +#include <unistd.h> #include "busybox.h" /* various defines swiped from linux/cdrom.h */ #define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */ #define CDROMEJECT 0x5309 /* Ejects the cdrom media */ #define DEFAULT_CDROM "/dev/cdrom" -/*#define CLOSE_TRAY 1*/ + +#ifdef CONFIG_FEATURE_MTAB_SUPPORT +#define MTAB CONFIG_FEATURE_MTAB_FILENAME +#else +#define MTAB "/proc/mounts" +#endif extern int eject_main(int argc, char **argv) { unsigned long flags; + char * command; + char *device=argv[optind] ? : DEFAULT_CDROM; -#ifdef CONFIG_FEATURE_EJECT_LONG_OPTIONS - static const struct option eject_long_options[] = { - { "trayclose", 0, 0, 't' }, - { 0, 0, 0, 0 } - }; - bb_applet_long_options = eject_long_options; -#endif - flags = bb_getopt_ulflags(argc, argv, "t"); - - if (ioctl(bb_xopen((argv[optind] ? argv[optind] : DEFAULT_CDROM), + bb_xasprintf(&command, "umount '%s'", device); + + /* validate input before calling system */ + if(find_mount_point(device, MTAB)) + system(command); + + if (ioctl(bb_xopen( device, (O_RDONLY | O_NONBLOCK)), - ( flags /*& CLOSE_TRAY*/ ? CDROMCLOSETRAY : CDROMEJECT))) + ( flags ? CDROMCLOSETRAY : CDROMEJECT))) { - bb_perror_msg_and_die(bb_msg_unknown); + bb_perror_msg_and_die(device); } - - return EXIT_SUCCESS; +#ifdef CONFIG_FEATURE_CLEAN_UP + free(command); +#endif + return(EXIT_SUCCESS); } |