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o Reformat comments.

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This commit is contained in:
Joe Thornber 2002-01-09 13:56:11 +00:00
parent 614a4508e6
commit ab1885c8aa
1 changed files with 18 additions and 16 deletions
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34
lib/format_text/backup.c
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@ -130,11 +130,8 @@ static void _destroy(struct format_instance *fi)
/*
* vg_write implementation starts here.
*/
/*
* Extract vg name and version number from a filename
* Extract vg name and version number from a
* filename
*/
static int _split_vg(const char *filename, char *vg, size_t vg_size,
uint32_t *index)
@ -306,8 +303,9 @@ static int _scan_backups(struct backup_c *bc)
* Creates a temporary filename, and opens a
* descriptor to the file. Both the filename and
* descriptor are needed so we can rename the file
* after successfully writing it.
* Grab NFS-supported exclusive fcntl discretionary lock.
* after successfully writing it. Grab
* NFS-supported exclusive fcntl discretionary
* lock.
*/
static int _create_temp_name(const char *dir, char *buffer, size_t len,
int *fd)
@ -328,21 +326,23 @@ static int _create_temp_name(const char *dir, char *buffer, size_t len,
log_sys_error("gethostname", "");
strcpy(hostname, "nohostname");
}
for (i = 0; i < 20; i++, num++) {
if (lvm_snprintf(buffer, len, "%s/.lvm_%s_%d_%d",
if (lvm_snprintf(buffer, len, "%s/.lvm_%s_%d_%d",
dir, hostname, pid, num) == -1) {
log_err("Not enough space to build temporary file "
"string.");
return 0;
}
*fd = open(buffer, O_CREAT | O_EXCL | O_WRONLY | O_APPEND,
*fd = open(buffer, O_CREAT | O_EXCL | O_WRONLY | O_APPEND,
S_IRUSR | S_IWUSR);
if (*fd < 0)
continue;
if (!fcntl(*fd, F_SETLK, &lock))
return 1;
return 1;
close(*fd);
}
@ -351,13 +351,15 @@ static int _create_temp_name(const char *dir, char *buffer, size_t len,
}
/*
* NFS-safe rename of a temporary file to a common name, designed to
* avoid race conditions and not overwrite the destination if it exists.
* NFS-safe rename of a temporary file to a common
* name, designed to avoid race conditions and not
* overwrite the destination if it exists.
*
* Try to create the new filename as a hard link to the original.
* Check the link count of the original file to see if it worked.
* (Assumes nothing else touches our temporary file!)
* If it worked, unlink the old filename.
* Try to create the new filename as a hard link
* to the original. Check the link count of the
* original file to see if it worked. (Assumes
* nothing else touches our temporary file!) If
* it worked, unlink the old filename.
*/
static int _rename(const char *old, const char *new)
{