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bb_full_fd_action: remove potential xmalloc from NOFORK path

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cat: stop using stdio.h opens
libbb: introduce & use open[3]_or_warn
function                                             old     new   delta
open3_or_warn                                          -      54     +54
bb_cat                                               115     144     +29
open_or_warn                                           -      25     +25
unlzma                                              2404    2412      +8
chattr_main                                          334     339      +5
xstrtoul_range_sfx                                   251     255      +4
telnet_main                                         1514    1510      -4
static.opt                                             4       -      -4
qgravechar                                           122     118      -4
fuser_add_pid                                         61      54      -7
fuser_add_inode                                      154     147      -7
writeFileToTarball                                  1542    1534      -8
refresh                                             1156    1148      -8
do_show                                              856     846     -10
read_leases                                          212     200     -12
setup_redirects                                      236     222     -14
iproute_list_or_flush                               1582    1568     -14
read_config                                          427     411     -16
write_leases                                         284     264     -20
hash_file                                            338     318     -20
copy_file                                           1760    1740     -20
do_iproute                                          2610    2588     -22
bb_full_fd_action                                    320     269     -51
open_to_or_warn                                      103      49     -54
fuser_main                                          1660    1596     -64
.rodata                                           131160  131096     -64
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 4/19 up/down: 125/-423)        Total: -298 bytes
This commit is contained in:
Denis Vlasenko
2007-04-11 23:20:53 +00:00
parent d7c8196c1b
commit 50f7f446ec
20 changed files with 186 additions and 165 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
networking/udhcp/files.c
View File

@@ -311,9 +311,8 @@ int read_config(const char *file)
if (keywords[i].def[0])
keywords[i].handler(keywords[i].def, keywords[i].var);
in = fopen(file, "r");
in = fopen_or_warn(file, "r");
if (!in) {
bb_error_msg("cannot open config file: %s", file);
return 0;
}
@@ -360,9 +359,8 @@ void write_leases(void)
time_t curr = time(0);
unsigned long tmp_time;
fp = open(server_config.lease_file, O_WRONLY|O_CREAT|O_TRUNC, 0666);
fp = open3_or_warn(server_config.lease_file, O_WRONLY|O_CREAT|O_TRUNC, 0666);
if (fp < 0) {
bb_error_msg("cannot open %s for writing", server_config.lease_file);
return;
}
@@ -401,9 +399,8 @@ void read_leases(const char *file)
unsigned int i = 0;
struct dhcpOfferedAddr lease;
fp = open(file, O_RDONLY);
fp = open_or_warn(file, O_RDONLY);
if (fp < 0) {
bb_error_msg("cannot open %s for reading", file);
return;
}