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util: Add dump_debug_control_string to dump debug_control

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Signed-off-by: Danylo Piliaiev <dpiliaiev@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33491>
This commit is contained in:
Danylo Piliaiev 2025-02-11 11:31:44 +01:00 • committed by Marge Bot
parent 0886eda4f1
commit 5c87616d96
2 changed files with 41 additions and 0 deletions
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36
src/util/u_debug.c
View file

@ -501,3 +501,39 @@ comma_separated_list_contains(const char *list, const char *s)
return false; return false;
} }
void
dump_debug_control_string(char *output,
size_t max_size,
const struct debug_control *control,
uint64_t flags)
{
size_t pos = 0;
int ret;
bool first = true;
for (const struct debug_control *c = control; c->string != NULL; c++) {
if (!(flags & c->flag))
continue;
ret = snprintf(output + pos, max_size - pos,
first ? "%s" : "|%s", c->string);
if (ret < 0 || ret >= max_size - pos) {
output[max_size-3] = output[max_size-2] = '.';
output[max_size-1] = '\0';
return;
}
pos += ret;
first = false;
flags &= ~(c->flag);
}
if (flags) {
ret = snprintf(output + pos, max_size - pos,
first ? "0x%" PRIx64 : "|0x%" PRIx64, flags);
if (ret < 0 || ret >= max_size - pos) {
output[max_size-3] = output[max_size-2] = '.';
output[max_size-1] = '\0';
}
}
}

5
src/util/u_debug.h
View file

@ -341,6 +341,11 @@ parse_enable_string(const char *debug,
uint64_t default_value, uint64_t default_value,
const struct debug_control *control); const struct debug_control *control);
void
dump_debug_control_string(char *output,
size_t max_size,
const struct debug_control *control,
uint64_t flags);
bool bool
comma_separated_list_contains(const char *list, const char *s); comma_separated_list_contains(const char *list, const char *s);