mirror of
https://github.com/sheumann/hush.git
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fb79a2e2cf
function old new delta do_iptunnel 203 977 +774 process_dev 5328 5494 +166 ioctl_or_perror - 54 +54 ioctl_or_perror_and_die - 51 +51 ioctl_alt_func - 49 +49 bb_ioctl_or_warn - 47 +47 do_add_ioctl 102 145 +43 bb_xioctl - 39 +39 print_value_on_off - 31 +31 get_lcm 105 123 +18 arp_main 2155 2167 +12 .................. zcip_main 1576 1566 -10 setlogcons_main 92 82 -10 dumpkmap_main 263 253 -10 do_get_ioctl 85 75 -10 setkeycodes_main 165 154 -11 write_table 244 232 -12 vconfig_main 318 306 -12 do_del_ioctl 93 81 -12 set_address 75 62 -13 maybe_set_utc 30 16 -14 loadfont_main 495 479 -16 slattach_main 712 695 -17 do_loadfont 191 174 -17 do_iplink 1155 1136 -19 getty_main 2583 2562 -21 fbset_main 2058 2035 -23 do_time 588 565 -23 xioctl 25 - -25 read_rtc 186 160 -26 parse_conf 1299 1270 -29 udhcp_read_interface 269 239 -30 bb_ioctl 45 - -45 bb_ioctl_alt 70 - -70 bb_ioctl_on_off 78 - -78 .rodata 129370 129018 -352 do_show 799 - -799 ------------------------------------------------------------------------------ (add/remove: 6/5 grow/shrink: 13/49 up/down: 1316/-1864) Total: -548 bytes text data bss dec hex filename 675352 2740 13968 692060 a8f5c busybox_old 674804 2740 13968 691512 a8d38 busybox_unstripped
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* eject implementation for busybox
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*
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* Copyright (C) 2004 Peter Willis <psyphreak@phreaker.net>
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* Copyright (C) 2005 Tito Ragusa <farmatito@tiscali.it>
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*
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* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
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*/
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/*
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* This is a simple hack of eject based on something Erik posted in #uclibc.
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* Most of the dirty work blatantly ripped off from cat.c =)
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*/
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#include "libbb.h"
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/* various defines swiped from linux/cdrom.h */
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#define CDROMCLOSETRAY 0x5319 /* pendant of CDROMEJECT */
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#define CDROMEJECT 0x5309 /* Ejects the cdrom media */
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#define CDROM_DRIVE_STATUS 0x5326 /* Get tray position, etc. */
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/* drive status possibilities returned by CDROM_DRIVE_STATUS ioctl */
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#define CDS_TRAY_OPEN 2
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#define FLAG_CLOSE 1
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#define FLAG_SMART 2
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int eject_main(int argc, char **argv);
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int eject_main(int argc, char **argv)
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{
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unsigned long flags;
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const char *device;
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int dev, cmd;
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opt_complementary = "?:?1:t--T:T--t";
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flags = getopt32(argc, argv, "tT");
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device = argv[optind] ? : "/dev/cdrom";
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// We used to do "umount <device>" here, but it was buggy
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// if something was mounted OVER cdrom and
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// if cdrom is mounted many times.
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//
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// This works equally well (or better):
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// #!/bin/sh
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// umount /dev/cdrom
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// eject
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dev = xopen(device, O_RDONLY|O_NONBLOCK);
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cmd = CDROMEJECT;
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if (flags & FLAG_CLOSE
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|| (flags & FLAG_SMART && ioctl(dev, CDROM_DRIVE_STATUS) == CDS_TRAY_OPEN))
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cmd = CDROMCLOSETRAY;
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ioctl_or_perror_and_die(dev, cmd, NULL, "%s", device);
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if (ENABLE_FEATURE_CLEAN_UP)
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close(dev);
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return EXIT_SUCCESS;
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}
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