diff options
| author | Denis Vlasenko <vda.linux@googlemail.com> | 2007-09-27 10:09:59 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2007-09-27 10:09:59 +0000 |
| commit | 5d61e71c3a8ac3296afbfe9a014c62050c5a9234 (patch) | |
| tree | e9ab2cd35d1f2d51b26a678551a0439b1719928b /include | |
| parent | c9dc2ac578278e86be248cc21e53081f7054da83 (diff) | |
| download | busybox-5d61e71c3a8ac3296afbfe9a014c62050c5a9234.tar.gz | |
introduce safe_poll (fixes a problem in top)
function old new delta
safe_poll - 77 +77
svlogd_main 1470 1466 -4
zcip_main 1530 1524 -6
forkexec 1345 1338 -7
decode_format_string 795 788 -7
collect_blk 474 467 -7
buffer_pread 540 532 -8
tftp 1182 1172 -10
microcom_main 763 749 -14
arpping 441 424 -17
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/9 up/down: 77/-80) Total: -3 bytes
text data bss dec hex filename
770162 1034 10404 781600 bed20 busybox_old
770158 1034 10404 781596 bed1c busybox_unstripped
Diffstat (limited to 'include')
| -rw-r--r-- | include/libbb.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/libbb.h b/include/libbb.h index 407b723b2..26a0f0d4a 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -451,8 +451,14 @@ extern FILE *fopen_or_warn(const char *filename, const char *mode); /* "Opens" stdin if filename is special, else just opens file: */ extern FILE *fopen_or_warn_stdin(const char *filename); +/* Wrapper which restarts poll on EINTR or ENOMEM. + * On other errors complains [perror("poll")] and returns. + * Warning! May take (much) longer than timeout_ms to return! + * If this is a problem, use bare poll and open-code EINTR/ENOMEM handling */ +int safe_poll(struct pollfd *ufds, nfds_t nfds, int timeout_ms); + /* Convert each alpha char in str to lower-case */ -extern char* str_tolower(char *str); +char* str_tolower(char *str); char *utoa(unsigned n); char *itoa(int n); |