source: branches/2.2.2/mindi-busybox/libbb/print_file.c @ 1247

Last change on this file since 1247 was 821, checked in by Bruno Cornec, 14 years ago

Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)

File size: 1.4 KB
Line 
1/* vi: set sw=4 ts=4: */
2/*
3 * Utility routines.
4 *
5 * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
6 *
7 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
8 */
9
10#include <stdio.h>
11#include <stdlib.h>
12#include <unistd.h>
13#include "libbb.h"
14
15void bb_xprint_and_close_file(FILE *file)
16{
17    bb_xfflush_stdout();
18    /* Note: Do not use STDOUT_FILENO here, as this is a lib routine
19     *       and the calling code may have reassigned stdout. */
20    if (bb_copyfd_eof(fileno(file), STDOUT_FILENO) == -1) {
21        /* bb_copyfd outputs any needed messages, so just die. */
22        exit(bb_default_error_retval);
23    }
24    /* Note: Since we're reading, don't bother checking the return value
25     *       of fclose().  The only possible failure is EINTR which
26     *       should already have been taken care of. */
27    fclose(file);
28}
29
30/* Returns:
31 *    0      if successful
32 *   -1      if 'filename' does not exist or is a directory
33 *  exits with default error code if an error occurs
34 */
35
36int bb_xprint_file_by_name(const char *filename)
37{
38    FILE *f;
39
40#if 0
41    /* This check shouldn't be necessary for linux, but is left
42    * here disabled just in case. */
43    struct stat statBuf;
44
45    if(is_directory(filename, TRUE, &statBuf)) {
46        bb_error_msg("%s: Is directory", filename);
47    } else
48#endif
49    if ((f = bb_wfopen(filename, "r")) != NULL) {
50        bb_xprint_and_close_file(f);
51        return 0;
52    }
53
54    return -1;
55}
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