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tag: add support for "min", "max" and "unit" tag arguments

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Daniel Eklöf 2019-01-21 20:15:04 +01:00
parent 7936e197af
commit a0ecc1ff03
1 changed files with 21 additions and 2 deletions
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19
tag.c
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@ -450,8 +450,27 @@ tags_expand_template(const char *template, const struct tag_set *tags)
sbuf_append_at_most(&formatted, template, begin - template);
/* Copy tag value */
if (tag_arg == NULL) {
const char *value = tag->as_string(tag);
sbuf_append(&formatted, value);
} else if (strcmp(tag_arg, "min") == 0 ||
strcmp(tag_arg, "max") == 0)
{
long value = strcmp(tag_arg, "min") == 0 ? tag->min(tag) : tag->max(tag);
char str[24];
snprintf(str, sizeof(str), "%ld", value);
sbuf_append(&formatted, str);
} else if (strcmp(tag_arg, "unit") == 0) {
const char *value = NULL;
switch (tag->realtime(tag)) {
case TAG_REALTIME_NONE: value = ""; break;
case TAG_REALTIME_SECS: value = "s"; break;
case TAG_REALTIME_MSECS: value = "ms"; break;
}
sbuf_append(&formatted, value);
}
/* Skip past tag name + closing '}' */
template = end + 1;