Last change
on this file since 2866 was 2725, checked in by Bruno Cornec, 13 years ago |
- Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
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File size:
1.1 KB
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Rev | Line | |
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[821] | 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * Utility routines.
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| 4 | *
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| 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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| 6 | *
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[2725] | 7 | * Licensed under GPLv2 or later, see file LICENSE in this source tree.
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[821] | 8 | */
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| 9 |
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| 10 | #include "libbb.h"
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| 11 |
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[2725] | 12 | FILE* FAST_FUNC fopen_or_warn(const char *path, const char *mode)
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[821] | 13 | {
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[1765] | 14 | FILE *fp = fopen(path, mode);
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| 15 | if (!fp) {
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[2725] | 16 | bb_simple_perror_msg(path);
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| 17 | //errno = 0; /* why? */
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[821] | 18 | }
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| 19 | return fp;
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| 20 | }
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[2725] | 21 |
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| 22 | FILE* FAST_FUNC fopen_for_read(const char *path)
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| 23 | {
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| 24 | return fopen(path, "r");
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| 25 | }
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| 26 |
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| 27 | FILE* FAST_FUNC xfopen_for_read(const char *path)
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| 28 | {
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| 29 | return xfopen(path, "r");
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| 30 | }
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| 31 |
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| 32 | FILE* FAST_FUNC fopen_for_write(const char *path)
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| 33 | {
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| 34 | return fopen(path, "w");
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| 35 | }
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| 36 |
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| 37 | FILE* FAST_FUNC xfopen_for_write(const char *path)
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| 38 | {
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| 39 | return xfopen(path, "w");
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| 40 | }
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| 41 |
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| 42 | static FILE* xfdopen_helper(unsigned fd_and_rw_bit)
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| 43 | {
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| 44 | FILE* fp = fdopen(fd_and_rw_bit >> 1, fd_and_rw_bit & 1 ? "w" : "r");
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| 45 | if (!fp)
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| 46 | bb_error_msg_and_die(bb_msg_memory_exhausted);
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| 47 | return fp;
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| 48 | }
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| 49 | FILE* FAST_FUNC xfdopen_for_read(int fd)
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| 50 | {
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| 51 | return xfdopen_helper(fd << 1);
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| 52 | }
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| 53 | FILE* FAST_FUNC xfdopen_for_write(int fd)
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| 54 | {
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| 55 | return xfdopen_helper((fd << 1) + 1);
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| 56 | }
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