]>
git.proxmox.com Git - mirror_lxc.git/blob - src/lxc/parse.c
2 * lxc: linux Container library
4 * (C) Copyright IBM Corp. 2007, 2008
7 * Daniel Lezcano <dlezcano at fr.ibm.com>
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
32 lxc_log_define(lxc_parse
, lxc
);
34 static int dir_filter(const struct dirent
*dirent
)
36 if (!strcmp(dirent
->d_name
, ".") ||
37 !strcmp(dirent
->d_name
, ".."))
42 int lxc_dir_for_each(const char *name
, const char *directory
,
43 lxc_dir_cb callback
, void *data
)
45 struct dirent
**namelist
;
48 n
= scandir(directory
, &namelist
, dir_filter
, alphasort
);
50 SYSERROR("failed to scan %s directory", directory
);
55 if (callback(name
, directory
, namelist
[n
]->d_name
, data
)) {
56 ERROR("callback failed");
66 int lxc_file_for_each_line(const char *file
, lxc_file_cb callback
,
67 char *buffer
, size_t len
, void* data
)
74 SYSERROR("failed to open %s", file
);
78 while (fgets(buffer
, len
, f
)) {
79 err
= callback(buffer
, data
);
81 ERROR("failed to process '%s'", buffer
);
90 int lxc_char_left_gc(char *buffer
, size_t len
)
93 for (i
= 0; i
< len
; i
++) {
94 if (buffer
[i
] == ' ' ||
102 int lxc_char_right_gc(char *buffer
, size_t len
)
105 for (i
= len
- 1; i
>= 0; i
--) {
106 if (buffer
[i
] == ' ' ||
116 int lxc_is_line_empty(char *line
)
119 size_t len
= strlen(line
);
121 for (i
= 0; i
< len
; i
++)
122 if (line
[i
] != ' ' && line
[i
] != '\t' &&
123 line
[i
] != '\n' && line
[i
] != '\r' &&
124 line
[i
] != '\f' && line
[i
] != '\0')