Commit | Line | Data |
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31e12522 AT |
1 | /* |
2 | Copyright (C) Andrew Tridgell 1998 | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify | |
5 | it under the terms of the GNU General Public License as published by | |
6 | the Free Software Foundation; either version 2 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU General Public License | |
15 | along with this program; if not, write to the Free Software | |
16 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
17 | */ | |
18 | ||
19 | /* | |
20 | syscall wrappers to ensure that nothing gets done in dry_run mode | |
21 | */ | |
22 | ||
23 | #include "rsync.h" | |
24 | ||
25 | extern int dry_run; | |
f0fca04e AT |
26 | extern int read_only; |
27 | ||
28 | #define CHECK_RO if (read_only) {errno = EROFS; return -1;} | |
31e12522 AT |
29 | |
30 | int do_unlink(char *fname) | |
31 | { | |
32 | if (dry_run) return 0; | |
f0fca04e | 33 | CHECK_RO |
31e12522 AT |
34 | return unlink(fname); |
35 | } | |
36 | ||
37 | int do_symlink(char *fname1, char *fname2) | |
38 | { | |
39 | if (dry_run) return 0; | |
f0fca04e | 40 | CHECK_RO |
31e12522 AT |
41 | return symlink(fname1, fname2); |
42 | } | |
43 | ||
f92ef572 | 44 | #if HAVE_LINK |
31e12522 AT |
45 | int do_link(char *fname1, char *fname2) |
46 | { | |
47 | if (dry_run) return 0; | |
f0fca04e | 48 | CHECK_RO |
31e12522 AT |
49 | return link(fname1, fname2); |
50 | } | |
f92ef572 | 51 | #endif |
31e12522 | 52 | |
7308bd66 AT |
53 | int do_lchown(const char *path, uid_t owner, gid_t group) |
54 | { | |
55 | if (dry_run) return 0; | |
f0fca04e | 56 | CHECK_RO |
7308bd66 AT |
57 | return lchown(path, owner, group); |
58 | } | |
59 | ||
f92ef572 | 60 | #if HAVE_MKNOD |
31e12522 AT |
61 | int do_mknod(char *pathname, mode_t mode, dev_t dev) |
62 | { | |
63 | if (dry_run) return 0; | |
f0fca04e | 64 | CHECK_RO |
31e12522 AT |
65 | return mknod(pathname, mode, dev); |
66 | } | |
f92ef572 | 67 | #endif |
31e12522 AT |
68 | |
69 | int do_rmdir(char *pathname) | |
70 | { | |
71 | if (dry_run) return 0; | |
f0fca04e | 72 | CHECK_RO |
31e12522 AT |
73 | return rmdir(pathname); |
74 | } | |
75 | ||
76 | int do_open(char *pathname, int flags, mode_t mode) | |
77 | { | |
78 | if (dry_run) return -1; | |
f0fca04e | 79 | CHECK_RO |
31e12522 AT |
80 | return open(pathname, flags, mode); |
81 | } | |
7308bd66 | 82 | |
f92ef572 | 83 | #if HAVE_CHMOD |
7308bd66 AT |
84 | int do_chmod(const char *path, mode_t mode) |
85 | { | |
86 | if (dry_run) return 0; | |
f0fca04e | 87 | CHECK_RO |
7308bd66 AT |
88 | return chmod(path, mode); |
89 | } | |
f92ef572 | 90 | #endif |
1b2d733a AT |
91 | |
92 | int do_rename(char *fname1, char *fname2) | |
93 | { | |
94 | if (dry_run) return 0; | |
f0fca04e | 95 | CHECK_RO |
1b2d733a AT |
96 | return rename(fname1, fname2); |
97 | } | |
98 | ||
99 | int do_mkdir(char *fname, mode_t mode) | |
100 | { | |
101 | if (dry_run) return 0; | |
f0fca04e | 102 | CHECK_RO |
1b2d733a AT |
103 | return mkdir(fname, mode); |
104 | } | |
105 | ||
106 | char *do_mktemp(char *template) | |
107 | { | |
108 | if (dry_run) return NULL; | |
f0fca04e | 109 | if (read_only) {errno = EROFS; return NULL;} |
1b2d733a AT |
110 | return mktemp(template); |
111 | } | |
bcacc18b AT |
112 | |
113 | int do_stat(const char *fname, STRUCT_STAT *st) | |
114 | { | |
115 | #if HAVE_OFF64_T | |
116 | return stat64(fname, st); | |
117 | #else | |
118 | return stat(fname, st); | |
119 | #endif | |
120 | } | |
121 | ||
efb2f6bf | 122 | #if SUPPORT_LINKS |
bcacc18b AT |
123 | int do_lstat(const char *fname, STRUCT_STAT *st) |
124 | { | |
125 | #if HAVE_OFF64_T | |
126 | return lstat64(fname, st); | |
127 | #else | |
128 | return lstat(fname, st); | |
129 | #endif | |
130 | } | |
efb2f6bf | 131 | #endif |
bcacc18b AT |
132 | |
133 | int do_fstat(int fd, STRUCT_STAT *st) | |
134 | { | |
135 | #if HAVE_OFF64_T | |
136 | return fstat64(fd, st); | |
137 | #else | |
138 | return fstat(fd, st); | |
139 | #endif | |
140 | } | |
73233f0f AT |
141 | |
142 | OFF_T do_lseek(int fd, OFF_T offset, int whence) | |
143 | { | |
144 | #if HAVE_OFF64_T | |
f28ee65b | 145 | off64_t lseek64(); |
73233f0f AT |
146 | return lseek64(fd, offset, whence); |
147 | #else | |
148 | return lseek(fd, offset, whence); | |
149 | #endif | |
150 | } | |
d6e6ecbd | 151 | |
754d120c AT |
152 | #if HAVE_MMAP |
153 | void *do_mmap(void *start, int len, int prot, int flags, int fd, OFF_T offset) | |
154 | { | |
155 | #if HAVE_OFF64_T | |
156 | return mmap64(start, len, prot, flags, fd, offset); | |
157 | #else | |
158 | return mmap(start, len, prot, flags, fd, offset); | |
159 | #endif | |
160 | } | |
161 | #endif | |
162 | ||
d6e6ecbd AT |
163 | char *d_name(struct dirent *di) |
164 | { | |
59503278 AT |
165 | #if HAVE_BROKEN_READDIR |
166 | return (di->d_name - 2); | |
167 | #else | |
d6e6ecbd | 168 | return di->d_name; |
59503278 | 169 | #endif |
d6e6ecbd | 170 | } |