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vhd-util coalesce to a specified file

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This commit is contained in:
anthony 2011-03-01 19:58:12 -08:00
parent 53eb46dc2a
commit 95d39161cc
1 changed files with 18 additions and 8 deletions
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14
tools/vhd-tools/vhd/lib/vhd-util-coalesce.c
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@ -134,17 +134,23 @@ vhd_util_coalesce(int argc, char **argv)
name = NULL;
pname = NULL;
int pflag = 0;
parent.file = NULL;
if (!argc || !argv)
goto usage;
optind = 0;
while ((c = getopt(argc, argv, "n:h")) != -1) {
while ((c = getopt(argc, argv, "n:p:h")) != -1) {
switch (c) {
case 'n':
name = optarg;
break;
case 'p':
pflag = 1;
pname = optarg;
break;
case 'h':
default:
goto usage;
@ -160,12 +166,14 @@ vhd_util_coalesce(int argc, char **argv)
return err;
}
if (pname == NULL) {
err = vhd_parent_locator_get(&vhd, &pname);
if (err) {
printf("error finding %s parent: %d\n", name, err);
vhd_close(&vhd);
return err;
}
}
if (vhd_parent_raw(&vhd)) {
parent_fd = open(pname, O_RDWR | O_DIRECT | O_LARGEFILE, 0644);
@ -204,7 +212,9 @@ vhd_util_coalesce(int argc, char **argv)
err = 0;
done:
if (pflag==0) {
free(pname);
}
vhd_close(&vhd);
if (parent.file)
vhd_close(&parent);
@ -213,6 +223,6 @@ vhd_util_coalesce(int argc, char **argv)
return err;
usage:
printf("options: <-n name> [-h help]\n");
printf("options: <-n name> [ -p parent name] [-h help]\n");
return -EINVAL;
}