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flags: improve unknown flags logic

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Use same logic as with unknown segment type - so preserve such
name fully with all flags just with UNKNOWN segment type bits.
This commit is contained in:
Zdenek Kabelac 2017-05-30 15:59:42 +02:00 committed by Heinz Mauelshagen
parent d1ac6108c3
commit fb86bddda2
1 changed files with 22 additions and 12 deletions
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34
lib/format_text/flags.c
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@ -229,16 +229,22 @@ int read_segtype_lvflags(uint64_t *status, char *segtype_str)
unsigned i;
const struct flag *flags = _lv_flags;
char *delim;
char *flag;
char *flag, *buffer, *str;
if (!(delim = strchr(segtype_str, '+')))
if (!(str = strchr(segtype_str, '+')))
return 1; /* No flags */
*delim = '\0'; /* Cut away 1st. '+' */
if (!(buffer = dm_strdup(str + 1))) {
log_error("Cannot duplicate segment string.");
return 0;
}
delim = buffer;
do {
flag = delim + 1;
if ((delim = strchr(segtype_str, '+')))
*delim = '\0';
flag = delim;
if ((delim = strchr(delim, '+')))
*delim++ = '\0';
for (i = 0; flags[i].description; i++)
if ((flags[i].kind & SEGTYPE_FLAG) &&
@ -247,12 +253,16 @@ int read_segtype_lvflags(uint64_t *status, char *segtype_str)
break;
}
if (!flags[i].description) {
log_error("Unknown flag %s passed with segment type %s.",
flag, segtype_str);
return 0; /* Unknown flag is incompatible */
}
} while (delim); /* Till no more flags in type appear */
} while (delim && flags[i].description); /* Till no more flags in type appear */
if (!flags[i].description)
/* Unknown flag is incompatible - returns unmodified segtype_str */
log_warn("WARNING: Unrecognised flag %s in segment type %s.",
flag, segtype_str);
else
*str = '\0'; /* Cut away 1st. '+' */
dm_free(buffer);
return 1;
}