char *
cmdline_format_dumpspec_components(
char *host,
char *disk,
char *datestamp,
char *level)
{
char *rv = NULL;
host = host? quote_dumpspec_string(host):NULL;
disk = disk? quote_dumpspec_string(disk):NULL;
datestamp = datestamp? quote_dumpspec_string(datestamp):NULL;
level = level? quote_dumpspec_string(level):NULL;
if (host) {
rv = host;
host = NULL;
if (disk) {
rv = newvstralloc(rv, rv, " ", disk, NULL);
if (datestamp) {
rv = newvstralloc(rv, rv, " ", datestamp, NULL);
if (level) {
rv = newvstralloc(rv, rv, " ", level, NULL);
}
}
}
}
if (host) amfree(host);
if (disk) amfree(disk);
if (datestamp) amfree(datestamp);
if (level) amfree(level);
return rv;
}
char *
cmdline_format_dumpspec_components(
char *host,
char *disk,
char *datestamp,
char *level)
{
GPtrArray *array = g_ptr_array_new();
gchar **strings;
char *ret = NULL;
if (!host)
goto out;
g_ptr_array_add(array, quote_dumpspec_string(host));
if (!disk)
goto out;
g_ptr_array_add(array, quote_dumpspec_string(disk));
if (!datestamp)
goto out;
g_ptr_array_add(array, quote_dumpspec_string(datestamp));
if (level)
g_ptr_array_add(array, quote_dumpspec_string(level));
out:
g_ptr_array_add(array, NULL);
strings = (gchar **) g_ptr_array_free(array, FALSE);
/*
* Note that if the only element of the GPtrArray is a NULL pointer, the
* result will be an array with only a NULL pointer, in which case
* g_strjoinv() will return an empty string. But we want to return NULL to
* the caller in that case.
*/
ret = (*strings) ? g_strjoinv(" ", strings) : NULL;
g_strfreev(strings);
return ret;
}