2 * capturewim.c - A program to capture a directory tree into a WIM file.
4 * The following copying information applies to this specific source code file:
6 * Written in 2014 by Eric Biggers <ebiggers3@gmail.com>
8 * To the extent possible under law, the author(s) have dedicated all copyright
9 * and related and neighboring rights to this software to the public domain
10 * worldwide via the Creative Commons Zero 1.0 Universal Public Domain
11 * Dedication (the "CC0").
13 * This software is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 * FOR A PARTICULAR PURPOSE. See the CC0 for more details.
17 * You should have received a copy of the CC0 along with this software; if not
18 * see <http://creativecommons.org/publicdomain/zero/1.0/>.
24 #define TO_PERCENT(numerator, denominator) \
25 ((float)(((denominator) == 0) ? 0 : ((numerator) * 100 / (float)(denominator))))
27 static enum wimlib_progress_status
28 write_progress(enum wimlib_progress_msg msg,
29 union wimlib_progress_info *info, void *progctx)
32 case WIMLIB_PROGRESS_MSG_WRITE_STREAMS:
33 printf("Writing WIM: %.2f%% complete\n",
34 TO_PERCENT(info->write_streams.completed_bytes,
35 info->write_streams.total_bytes));
40 return WIMLIB_PROGRESS_STATUS_CONTINUE;
43 int main(int argc, char **argv)
46 WIMStruct *wim = NULL;
50 /* Check for the correct number of arguments. */
52 fprintf(stderr, "Usage: capturewim DIR WIM\n");
59 /* Create a WIMStruct for a WIM. */
60 ret = wimlib_create_new_wim(WIMLIB_COMPRESSION_TYPE_LZX, &wim);
61 if (ret != 0) /* Always should check the error codes. */
64 /* Register our progress function. */
65 wimlib_register_progress_function(wim, write_progress, NULL);
67 /* Add the directory tree to the WIMStruct as an image. */
69 ret = wimlib_add_image(wim, /* WIMStruct to which to add the image */
70 srcdir, /* Directory from which to add the image */
71 NULL, /* Name to give the image (NULL means none) */
72 NULL, /* Capture configuration structure (NULL means none) */
73 0); /* WIMLIB_ADD_FLAG_* flags (0 means all defaults) */
77 /* Write the WIM file. */
79 ret = wimlib_write(wim, /* WIMStruct from which to write a WIM */
80 wimpath, /* Path to write the WIM to */
81 WIMLIB_ALL_IMAGES, /* Image(s) in the WIM to write */
82 0, /* WIMLIB_WRITE_FLAG_* flags (0 means all defaults) */
83 0); /* Number of compressor threads (0 means default) */
86 /* Free the WIMStruct. Has no effect if the pointer to it is NULL. */
89 /* Check for error status. */
91 fprintf(stderr, "wimlib error %d: %s\n",
92 ret, wimlib_get_error_string(ret));
95 /* Free global memory (optional). */
96 wimlib_global_cleanup();