a7ccdeef39
function old new delta xfdopen_helper - 40 +40 logdir_open 1163 1184 +21 process_stdin 433 443 +10 xfdopen_for_write - 9 +9 doCommands 2465 2474 +9 patch_main 1214 1222 +8 bbunpack 457 465 +8 xfdopen_for_read - 7 +7 scan_tree 258 262 +4 xstrtoul_range_sfx 230 231 +1 sendmail_main 957 955 -2 passwd_main 1027 1023 -4 parse 969 964 -5 test_main 253 247 -6 sed_main 655 649 -6 dos2unix_main 437 429 -8 fbsplash_main 950 938 -12 handle_dir_common 371 354 -17 expand_vars_to_list 2197 2169 -28 update_passwd 1275 1246 -29 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 7/10 up/down: 117/-117) Total: 0 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
57 lines
1.1 KiB
C
57 lines
1.1 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Utility routines.
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*
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* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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*/
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#include "libbb.h"
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FILE* FAST_FUNC fopen_or_warn(const char *path, const char *mode)
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{
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FILE *fp = fopen(path, mode);
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if (!fp) {
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bb_simple_perror_msg(path);
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//errno = 0; /* why? */
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}
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return fp;
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}
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FILE* FAST_FUNC fopen_for_read(const char *path)
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{
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return fopen(path, "r");
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}
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FILE* FAST_FUNC xfopen_for_read(const char *path)
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{
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return xfopen(path, "r");
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}
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FILE* FAST_FUNC fopen_for_write(const char *path)
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{
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return fopen(path, "w");
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}
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FILE* FAST_FUNC xfopen_for_write(const char *path)
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{
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return xfopen(path, "w");
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}
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static FILE* xfdopen_helper(unsigned fd_and_rw_bit)
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{
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FILE* fp = fdopen(fd_and_rw_bit >> 1, fd_and_rw_bit & 1 ? "w" : "r");
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if (!fp)
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bb_error_msg_and_die(bb_msg_memory_exhausted);
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return fp;
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}
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FILE* FAST_FUNC xfdopen_for_read(int fd)
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{
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return xfdopen_helper(fd << 1);
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}
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FILE* FAST_FUNC xfdopen_for_write(int fd)
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{
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return xfdopen_helper((fd << 1) + 1);
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}
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