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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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5
include/libbb.h
View File

@@ -315,6 +315,7 @@ void kill_myself_with_sig(int sig) ATTRIBUTE_NORETURN;
void xsetgid(gid_t gid);
void xsetuid(uid_t uid);
void xchdir(const char *path);
void xchroot(const char *path);
void xsetenv(const char *key, const char *value);
void xunlink(const char *pathname);
void xstat(const char *pathname, struct stat *buf);
@@ -500,6 +501,8 @@ extern void *xrealloc(void *old, size_t size);
extern ssize_t safe_read(int fd, void *buf, size_t count);
extern ssize_t nonblock_safe_read(int fd, void *buf, size_t count);
// NB: will return short read on error, not -1,
// if some data was read before error occurred
extern ssize_t full_read(int fd, void *buf, size_t count);
extern void xread(int fd, void *buf, size_t count);
extern unsigned char xread_char(int fd);
@@ -514,6 +517,8 @@ extern ssize_t open_read_close(const char *filename, void *buf, size_t count);
extern void *xmalloc_open_read_close(const char *filename, size_t *sizep);
extern ssize_t safe_write(int fd, const void *buf, size_t count);
// NB: will return short write on error, not -1,
// if some data was written before error occurred
extern ssize_t full_write(int fd, const void *buf, size_t count);
extern void xwrite(int fd, const void *buf, size_t count);

2
include/usage.h
View File

@@ -2055,7 +2055,7 @@ USE_FEATURE_BRCTL_FANCY("\n" \
"SPOOLDIR"
#define lpd_full_usage \
"Example:" \
"\n tcpsvd -E localhost 515 lpd /var/spool"
"\n tcpsvd -E 0 515 softlimit -m 99999 lpd /var/spool"
#define lpq_trivial_usage \
"[-P queue[@host[:port]]] [-U USERNAME] [-d JOBID...] [-fs]"