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Better log output

master
Kenny Levinsen 2020-10-04 00:57:17 +02:00
parent 01779f7349
commit 55bd086b51
1 changed files with 19 additions and 7 deletions
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26
main.c
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@ -140,6 +140,8 @@ static void gamma_control_handle_gamma_size(void *data,
output->table_fd = create_gamma_table(ramp_size, &output->table);
output->context->new_output = true;
if (output->table_fd < 0) {
fprintf(stderr, "could not create gamma table for output %d\n",
output->id);
exit(EXIT_FAILURE);
}
}
@ -147,8 +149,9 @@ static void gamma_control_handle_gamma_size(void *data,
static void gamma_control_handle_failed(void *data,
struct zwlr_gamma_control_v1 *gamma_control) {
(void)gamma_control;
(void)data;
fprintf(stderr, "failed to set gamma table\n");
struct output *output = data;
fprintf(stderr, "failed to set gamma table for output %d\n",
output->id);
}
static const struct zwlr_gamma_control_v1_listener gamma_control_listener = {
@ -156,15 +159,19 @@ static const struct zwlr_gamma_control_v1_listener gamma_control_listener = {
.failed = gamma_control_handle_failed,
};
static bool setup_output(struct output *output) {
if (gamma_control_manager == NULL || output->gamma_control != NULL) {
return false;
static void setup_output(struct output *output) {
if (output->gamma_control != NULL) {
return;
}
if (gamma_control_manager == NULL) {
fprintf(stderr, "skipping setup of output %d: gamma_control_manager missing\n",
output->id);
return;
}
output->gamma_control = zwlr_gamma_control_manager_v1_get_gamma_control(
gamma_control_manager, output->wl_output);
zwlr_gamma_control_v1_add_listener(output->gamma_control,
&gamma_control_listener, output);
return true;
}
static void registry_handle_global(void *data, struct wl_registry *registry,
@ -229,6 +236,7 @@ static void fill_gamma_table(uint16_t *table, uint32_t ramp_size, double rw, dou
static void set_temperature(struct context *ctx) {
double rw, gw, bw;
calc_whitepoint(ctx->cur_temp, &rw, &gw, &bw);
fprintf(stderr, "setting temperature: %d\n", ctx->cur_temp);
struct output *output;
wl_list_for_each(output, &ctx->outputs, link) {
@ -276,6 +284,7 @@ static void update_temperature(struct context *ctx, time_t now) {
recalc_stops(ctx, now);
enum state old_state = ctx->state;
switch (ctx->state) {
start:
case HIGH_TEMP:
@ -312,8 +321,11 @@ start:
goto start;
}
if (ctx->state != old_state) {
fprintf(stderr, "changed state: %s\n", state_names[ctx->state]);
}
if (temp != ctx->cur_temp || ctx->new_output) {
fprintf(stderr, "state: %s, temp: %d\n", state_names[ctx->state], temp);
ctx->cur_temp = temp;
ctx->new_output = false;
set_temperature(ctx);