Benny Prijono | 9033e31 | 2005-11-21 02:08:39 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
Benny Prijono | a771a51 | 2007-02-19 01:13:53 +0000 | [diff] [blame] | 3 | * Copyright (C)2003-2007 Benny Prijono <benny@prijono.org> |
Benny Prijono | 9033e31 | 2005-11-21 02:08:39 +0000 | [diff] [blame] | 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | */ |
| 19 | #include <pj/file_access.h> |
| 20 | #include <pj/assert.h> |
| 21 | #include <pj/errno.h> |
| 22 | |
| 23 | #include <sys/types.h> |
| 24 | #include <sys/stat.h> |
| 25 | #include <unistd.h> |
| 26 | #include <stdio.h> /* rename() */ |
| 27 | #include <errno.h> |
| 28 | |
| 29 | /* |
| 30 | * pj_file_exists() |
| 31 | */ |
| 32 | PJ_DEF(pj_bool_t) pj_file_exists(const char *filename) |
| 33 | { |
| 34 | struct stat buf; |
| 35 | |
| 36 | PJ_ASSERT_RETURN(filename, 0); |
| 37 | |
| 38 | if (stat(filename, &buf) != 0) |
| 39 | return 0; |
| 40 | |
| 41 | return PJ_TRUE; |
| 42 | } |
| 43 | |
| 44 | |
| 45 | /* |
| 46 | * pj_file_size() |
| 47 | */ |
| 48 | PJ_DEF(pj_off_t) pj_file_size(const char *filename) |
| 49 | { |
| 50 | struct stat buf; |
| 51 | |
| 52 | PJ_ASSERT_RETURN(filename, -1); |
| 53 | |
| 54 | if (stat(filename, &buf) != 0) |
| 55 | return -1; |
| 56 | |
| 57 | return buf.st_size; |
| 58 | } |
| 59 | |
| 60 | |
| 61 | /* |
| 62 | * pj_file_delete() |
| 63 | */ |
| 64 | PJ_DEF(pj_status_t) pj_file_delete(const char *filename) |
| 65 | { |
| 66 | PJ_ASSERT_RETURN(filename, PJ_EINVAL); |
| 67 | |
| 68 | if (unlink(filename)!=0) { |
| 69 | return PJ_RETURN_OS_ERROR(errno); |
| 70 | } |
| 71 | return PJ_SUCCESS; |
| 72 | } |
| 73 | |
| 74 | |
| 75 | /* |
| 76 | * pj_file_move() |
| 77 | */ |
| 78 | PJ_DEF(pj_status_t) pj_file_move( const char *oldname, const char *newname) |
| 79 | { |
| 80 | PJ_ASSERT_RETURN(oldname && newname, PJ_EINVAL); |
| 81 | |
| 82 | if (rename(oldname, newname) != 0) { |
| 83 | return PJ_RETURN_OS_ERROR(errno); |
| 84 | } |
| 85 | return PJ_SUCCESS; |
| 86 | } |
| 87 | |
| 88 | |
| 89 | /* |
| 90 | * pj_file_getstat() |
| 91 | */ |
| 92 | PJ_DEF(pj_status_t) pj_file_getstat(const char *filename, |
| 93 | pj_file_stat *statbuf) |
| 94 | { |
| 95 | struct stat buf; |
| 96 | |
| 97 | PJ_ASSERT_RETURN(filename && statbuf, PJ_EINVAL); |
| 98 | |
| 99 | if (stat(filename, &buf) != 0) { |
| 100 | return PJ_RETURN_OS_ERROR(errno); |
| 101 | } |
| 102 | |
| 103 | statbuf->size = buf.st_size; |
| 104 | statbuf->ctime.sec = buf.st_ctime; |
| 105 | statbuf->ctime.msec = 0; |
| 106 | statbuf->mtime.sec = buf.st_mtime; |
| 107 | statbuf->mtime.msec = 0; |
| 108 | statbuf->atime.sec = buf.st_atime; |
| 109 | statbuf->atime.msec = 0; |
| 110 | |
| 111 | return PJ_SUCCESS; |
| 112 | } |
| 113 | |