Benny Prijono | 40ce3fb | 2005-11-07 18:14:08 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | #include <pj/file_access.h> |
| 3 | #include <pj/assert.h> |
| 4 | #include <pj/errno.h> |
| 5 | |
| 6 | #include <sys/types.h> |
| 7 | #include <sys/stat.h> |
| 8 | #include <unistd.h> |
| 9 | #include <stdio.h> /* rename() */ |
| 10 | #include <errno.h> |
| 11 | |
| 12 | /* |
| 13 | * pj_file_exists() |
| 14 | */ |
| 15 | PJ_DEF(pj_bool_t) pj_file_exists(const char *filename) |
| 16 | { |
| 17 | struct stat buf; |
| 18 | |
| 19 | PJ_ASSERT_RETURN(filename, 0); |
| 20 | |
| 21 | if (stat(filename, &buf) != 0) |
| 22 | return 0; |
| 23 | |
| 24 | return PJ_TRUE; |
| 25 | } |
| 26 | |
| 27 | |
| 28 | /* |
| 29 | * pj_file_size() |
| 30 | */ |
| 31 | PJ_DEF(pj_off_t) pj_file_size(const char *filename) |
| 32 | { |
| 33 | struct stat buf; |
| 34 | |
| 35 | PJ_ASSERT_RETURN(filename, -1); |
| 36 | |
| 37 | if (stat(filename, &buf) != 0) |
| 38 | return -1; |
| 39 | |
| 40 | return buf.st_size; |
| 41 | } |
| 42 | |
| 43 | |
| 44 | /* |
| 45 | * pj_file_delete() |
| 46 | */ |
| 47 | PJ_DEF(pj_status_t) pj_file_delete(const char *filename) |
| 48 | { |
| 49 | PJ_ASSERT_RETURN(filename, PJ_EINVAL); |
| 50 | |
| 51 | if (unlink(filename)!=0) { |
| 52 | return PJ_RETURN_OS_ERROR(errno); |
| 53 | } |
| 54 | return PJ_SUCCESS; |
| 55 | } |
| 56 | |
| 57 | |
| 58 | /* |
| 59 | * pj_file_move() |
| 60 | */ |
| 61 | PJ_DEF(pj_status_t) pj_file_move( const char *oldname, const char *newname) |
| 62 | { |
| 63 | PJ_ASSERT_RETURN(oldname && newname, PJ_EINVAL); |
| 64 | |
| 65 | if (rename(oldname, newname) != 0) { |
| 66 | return PJ_RETURN_OS_ERROR(errno); |
| 67 | } |
| 68 | return PJ_SUCCESS; |
| 69 | } |
| 70 | |
| 71 | |
| 72 | /* |
| 73 | * pj_file_getstat() |
| 74 | */ |
| 75 | PJ_DEF(pj_status_t) pj_file_getstat(const char *filename, |
| 76 | pj_file_stat *statbuf) |
| 77 | { |
| 78 | struct stat buf; |
| 79 | |
| 80 | PJ_ASSERT_RETURN(filename && statbuf, PJ_EINVAL); |
| 81 | |
| 82 | if (stat(filename, &buf) != 0) { |
| 83 | return PJ_RETURN_OS_ERROR(errno); |
| 84 | } |
| 85 | |
| 86 | statbuf->size = buf.st_size; |
| 87 | statbuf->ctime.sec = buf.st_ctime; |
| 88 | statbuf->ctime.msec = 0; |
| 89 | statbuf->mtime.sec = buf.st_mtime; |
| 90 | statbuf->mtime.msec = 0; |
| 91 | statbuf->atime.sec = buf.st_atime; |
| 92 | statbuf->atime.msec = 0; |
| 93 | |
| 94 | return PJ_SUCCESS; |
| 95 | } |
| 96 | |