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common/gesture: use format_str() 

We already had a similar function in there.
This commit is contained in:
Simon Ser 2023-02-28 16:13:40 +01:00
parent ea279f4df3
commit ac8962eb62
1 changed files with 7 additions and 24 deletions
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31
common/gesture.c
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@ -12,23 +12,6 @@
const uint8_t GESTURE_FINGERS_ANY = 0;
// Helper to easily allocate and format string
static char *strformat(const char *format, ...) {
va_list args;
va_start(args, format);
int length = vsnprintf(NULL, 0, format, args) + 1;
va_end(args);
char *result = malloc(length);
if (result) {
va_start(args, format);
vsnprintf(result, length, format, args);
va_end(args);
}
return result;
}
char *gesture_parse(const char *input, struct gesture *output) {
// Clear output in case of failure
output->type = GESTURE_TYPE_NONE;
@ -38,7 +21,7 @@ char *gesture_parse(const char *input, struct gesture *output) {
// Split input type, fingers and directions
list_t *split = split_string(input, ":");
if (split->length < 1 || split->length > 3) {
return strformat(
return format_str(
"expected <gesture>[:<fingers>][:direction], got %s",
input);
}
@ -51,8 +34,8 @@ char *gesture_parse(const char *input, struct gesture *output) {
} else if (strcmp(split->items[0], "swipe") == 0) {
output->type = GESTURE_TYPE_SWIPE;
} else {
return strformat("expected hold|pinch|swipe, got %s",
split->items[0]);
return format_str("expected hold|pinch|swipe, got %s",
(const char *)split->items[0]);
}
// Parse optional arguments
@ -67,7 +50,7 @@ char *gesture_parse(const char *input, struct gesture *output) {
next = split->length == 3 ? split->items[2] : NULL;
} else if (split->length == 3) {
// Fail here if argument can only be finger count
return strformat("expected 1-9, got %s", next);
return format_str("expected 1-9, got %s", next);
}
// If there is an argument left, try to parse as direction
@ -95,7 +78,7 @@ char *gesture_parse(const char *input, struct gesture *output) {
} else if (strcmp(item, "counterclockwise") == 0) {
output->directions |= GESTURE_DIRECTION_COUNTERCLOCKWISE;
} else {
return strformat("expected direction, got %s", item);
return format_str("expected direction, got %s", item);
}
}
list_free_items_and_destroy(directions);
@ -163,7 +146,7 @@ static char *gesture_directions_to_string(uint32_t directions) {
if (!result) {
result = strdup(name);
} else {
char *new = strformat("%s+%s", result, name);
char *new = format_str("%s+%s", result, name);
free(result);
result = new;
}
@ -179,7 +162,7 @@ static char *gesture_directions_to_string(uint32_t directions) {
char *gesture_to_string(struct gesture *gesture) {
char *directions = gesture_directions_to_string(gesture->directions);
char *result = strformat("%s:%u:%s",
char *result = format_str("%s:%u:%s",
gesture_type_string(gesture->type),
gesture->fingers, directions);
free(directions);