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lpd: spool mode added by Vladimir

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lpr: more robust error reporting
*: introduce and use xchroot
libbb: full_read/write now will report partial data counts prior to error
isdirectory.c: style fixes

lpd_main                                             249     486    +237
xchroot                                                -      29     +29
get_response_or_say_and_die                          110     139     +29
full_write                                            52      60      +8
full_read                                             55      63      +8
static.newline                                         1       -      -1
switch_root_main                                     404     400      -4
chpst_main                                          1089    1079     -10
getopt32                                            1370    1359     -11
chroot_main                                          115     101     -14
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 4/4 up/down: 311/-40)           Total: 271 bytes
   text    data     bss     dec     hex filename
 798472     728    7484  806684   c4f1c busybox_old
 798775     728    7484  806987   c504b busybox_unstripped
This commit is contained in:
Denis Vlasenko 2008-02-25 20:30:24 +00:00
parent 38b8831b32
commit 394eebed66
11 changed files with 147 additions and 86 deletions
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3
util-linux/switch_root.c
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@ -105,8 +105,9 @@ int switch_root_main(int argc, char **argv)
// Overmount / with newdir and chroot into it. The chdir is needed to
// recalculate "." and ".." links.
if (mount(".", "/", NULL, MS_MOVE, NULL) || chroot("."))
if (mount(".", "/", NULL, MS_MOVE, NULL))
bb_error_msg_and_die("error moving root");
xchroot(".");
xchdir("/");
// If a new console specified, redirect stdin/stdout/stderr to that.