mirror of
https://github.com/topjohnwu/ndk-busybox.git
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899ae5337a
function old new delta bb_die_memory_exhausted - 10 +10 xstrdup 28 23 -5 xsetenv 27 22 -5 xrealloc 32 27 -5 xputenv 22 17 -5 xmalloc 30 25 -5 xfdopen_helper 40 35 -5 xasprintf 44 39 -5 wget_main 2387 2382 -5 open_socket 54 49 -5 glob_brace 419 414 -5 bb_get_chunk_from_file 146 141 -5 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/11 up/down: 10/-55) Total: -45 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
56 lines
1.0 KiB
C
56 lines
1.0 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 source tree.
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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_die_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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