| 1 | ##---------------------------------------------------------------------------## |
| 2 | ## File: |
| 3 | ## $Id: mhfile.pl,v 2.6 2002/05/14 00:04:40 ehood Exp $ |
| 4 | ## Author: |
| 5 | ## Earl Hood mhonarc@mhonarc.org |
| 6 | ## Description: |
| 7 | ## File routines for MHonArc |
| 8 | ##---------------------------------------------------------------------------## |
| 9 | ## MHonArc -- Internet mail-to-HTML converter |
| 10 | ## Copyright (C) 1997-1999 Earl Hood, mhonarc@mhonarc.org |
| 11 | ## |
| 12 | ## This program is free software; you can redistribute it and/or modify |
| 13 | ## it under the terms of the GNU General Public License as published by |
| 14 | ## the Free Software Foundation; either version 2 of the License, or |
| 15 | ## (at your option) any later version. |
| 16 | ## |
| 17 | ## This program is distributed in the hope that it will be useful, |
| 18 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | ## GNU General Public License for more details. |
| 21 | ## |
| 22 | ## You should have received a copy of the GNU General Public License |
| 23 | ## along with this program; if not, write to the Free Software |
| 24 | ## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
| 25 | ## 02111-1307, USA |
| 26 | ##---------------------------------------------------------------------------## |
| 27 | |
| 28 | package mhonarc; |
| 29 | |
| 30 | use Symbol; |
| 31 | |
| 32 | ##---------------------------------------------------------------------------## |
| 33 | |
| 34 | sub file_open { |
| 35 | my($file) = shift; |
| 36 | my($handle) = gensym; |
| 37 | my($gz) = $file =~ /\.gz$/i; |
| 38 | |
| 39 | if ($gz) { |
| 40 | return $handle if open($handle, "$GzipExe -cd $file |"); |
| 41 | die qq/ERROR: Failed to exec "$GzipExe -cd $file |": $!\n/; |
| 42 | } |
| 43 | return $handle if open($handle, $file); |
| 44 | if (-e "$file.gz") { |
| 45 | return $handle if open($handle, "$GzipExe -cd $file.gz |"); |
| 46 | die qq/ERROR: Failed to exec "$GzipExe -cd $file.gz |": $!\n/; |
| 47 | } |
| 48 | die qq/ERROR: Failed to open "$file": $!\n/; |
| 49 | } |
| 50 | |
| 51 | sub file_create { |
| 52 | my($file) = shift; |
| 53 | my($gz) = shift; |
| 54 | my($handle) = gensym; |
| 55 | |
| 56 | if ($gz) { |
| 57 | $file .= ".gz" unless $file =~ /\.gz$/; |
| 58 | return $handle if open($handle, "| $GzipExe > $file"); |
| 59 | die qq{ERROR: Failed to exec "| $GzipExe > $file": $!\n}; |
| 60 | } |
| 61 | return $handle if open($handle, "> $file"); |
| 62 | die qq{ERROR: Failed to create "$file": $!\n}; |
| 63 | } |
| 64 | |
| 65 | sub file_exists { |
| 66 | (-e $_[0]) || (-e "$_[0].gz"); |
| 67 | } |
| 68 | |
| 69 | sub file_copy { |
| 70 | my($src, $dst) = ($_[0], $_[1]); |
| 71 | my($gz) = $src =~ /\.gz$/i; |
| 72 | |
| 73 | if ($gz || (-e "$src.gz")) { |
| 74 | $src .= ".gz" unless $gz; |
| 75 | $dst .= ".gz" unless $dst =~ /\.gz$/i; |
| 76 | } |
| 77 | &cp($src, $dst); |
| 78 | } |
| 79 | |
| 80 | sub file_rename { |
| 81 | my($src, $dst) = ($_[0], $_[1]); |
| 82 | my($gz) = $src =~ /\.gz$/i; |
| 83 | |
| 84 | if ($gz || (-e "$src.gz")) { |
| 85 | $src .= ".gz" unless $gz; |
| 86 | $dst .= ".gz" unless $dst =~ /\.gz$/i; |
| 87 | } |
| 88 | if (!rename($src, $dst)) { |
| 89 | die qq/ERROR: Unable to rename "$src" to "$dst": $!\n/; |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | sub file_remove { |
| 94 | my($file) = shift; |
| 95 | |
| 96 | unlink($file); |
| 97 | unlink("$file.gz"); |
| 98 | } |
| 99 | |
| 100 | sub file_utime { |
| 101 | my($atime) = shift; |
| 102 | my($mtime) = shift; |
| 103 | foreach (@_) { |
| 104 | utime($atime, $mtime, $_, "$_.gz"); |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | ##---------------------------------------------------------------------------## |
| 109 | |
| 110 | sub dir_remove { |
| 111 | my($file) = shift; |
| 112 | |
| 113 | if (-d $file) { |
| 114 | local(*DIR); |
| 115 | local($_); |
| 116 | if (!opendir(DIR, $file)) { |
| 117 | warn qq{Warning: Unable to open "$file"\n}; |
| 118 | return 0; |
| 119 | } |
| 120 | my @files = grep(!/^(\.|\..)$/i, readdir(DIR)); |
| 121 | closedir(DIR); |
| 122 | foreach (@files) { |
| 123 | &dir_remove($file . $mhonarc::DIRSEP . $_); |
| 124 | } |
| 125 | if (!rmdir($file)) { |
| 126 | warn qq{Warning: Unable to remove "$file": $!\n}; |
| 127 | return 0; |
| 128 | } |
| 129 | |
| 130 | } else { |
| 131 | if (!unlink($file)) { |
| 132 | warn qq{Warning: Unable to delete "$file": $!\n}; |
| 133 | return 0; |
| 134 | } |
| 135 | } |
| 136 | 1; |
| 137 | } |
| 138 | |
| 139 | ##---------------------------------------------------------------------------## |
| 140 | 1; |