diff options
Diffstat (limited to 'clients/weston-info.c')
| -rw-r--r-- | clients/weston-info.c | 126 |
1 files changed, 112 insertions, 14 deletions
diff --git a/clients/weston-info.c b/clients/weston-info.c index 4cc05723..147dc489 100644 --- a/clients/weston-info.c +++ b/clients/weston-info.c @@ -20,6 +20,9 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include "config.h" + +#include <errno.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> @@ -30,6 +33,7 @@ #include "../shared/os-compatibility.h" typedef void (*print_info_t)(void *info); +typedef void (*destroy_info_t)(void *info); struct global_info { struct wl_list link; @@ -39,6 +43,7 @@ struct global_info { char *interface; print_info_t print; + destroy_info_t destroy; }; struct output_mode { @@ -96,18 +101,34 @@ struct weston_info { }; static void * -xmalloc(size_t s) +fail_on_null(void *p) { - void *p = malloc(s); - if (p == NULL) { - fprintf(stderr, "out of memory\n"); - exit(1); + fprintf(stderr, "%s: out of memory\n", program_invocation_short_name); + exit(EXIT_FAILURE); } return p; } +static void * +xmalloc(size_t s) +{ + return fail_on_null(malloc(s)); +} + +static void * +xzalloc(size_t s) +{ + return fail_on_null(calloc(1, s)); +} + +static char * +xstrdup(const char *s) +{ + return fail_on_null(strdup(s)); +} + static void print_global_info(void *data) { @@ -124,7 +145,7 @@ init_global_info(struct weston_info *info, { global->id = id; global->version = version; - global->interface = strdup(interface); + global->interface = xstrdup(interface); wl_list_insert(info->infos.prev, &global->link); } @@ -285,7 +306,7 @@ seat_handle_name(void *data, struct wl_seat *wl_seat, const char *name) { struct seat_info *seat = data; - seat->name = strdup(name); + seat->name = xstrdup(name); } static const struct wl_seat_listener seat_listener = { @@ -294,12 +315,24 @@ static const struct wl_seat_listener seat_listener = { }; static void +destroy_seat_info(void *data) +{ + struct seat_info *seat = data; + + wl_seat_destroy(seat->seat); + + if (seat->name != NULL) + free(seat->name); +} + +static void add_seat_info(struct weston_info *info, uint32_t id, uint32_t version) { - struct seat_info *seat = xmalloc(sizeof *seat); + struct seat_info *seat = xzalloc(sizeof *seat); init_global_info(info, &seat->global, id, "wl_seat", version); seat->global.print = print_seat_info; + seat->global.destroy = destroy_seat_info; seat->seat = wl_registry_bind(info->registry, id, &wl_seat_interface, 2); @@ -312,7 +345,7 @@ static void shm_handle_format(void *data, struct wl_shm *wl_shm, uint32_t format) { struct shm_info *shm = data; - struct shm_format *shm_format = xmalloc(sizeof *shm_format); + struct shm_format *shm_format = xzalloc(sizeof *shm_format); wl_list_insert(&shm->formats, &shm_format->link); shm_format->format = format; @@ -323,12 +356,28 @@ static const struct wl_shm_listener shm_listener = { }; static void +destroy_shm_info(void *data) +{ + struct shm_info *shm = data; + struct shm_format *format, *tmp; + + wl_list_for_each_safe(format, tmp, &shm->formats, link) { + wl_list_remove(&format->link); + free(format); + } + + wl_shm_destroy(shm->shm); +} + +static void add_shm_info(struct weston_info *info, uint32_t id, uint32_t version) { - struct shm_info *shm = xmalloc(sizeof *shm); + struct shm_info *shm = xzalloc(sizeof *shm); init_global_info(info, &shm->global, id, "wl_shm", version); shm->global.print = print_shm_info; + shm->global.destroy = destroy_shm_info; + wl_list_init(&shm->formats); shm->shm = wl_registry_bind(info->registry, @@ -353,8 +402,8 @@ output_handle_geometry(void *data, struct wl_output *wl_output, output->geometry.physical_width = physical_width; output->geometry.physical_height = physical_height; output->geometry.subpixel = subpixel; - output->geometry.make = strdup(make); - output->geometry.model = strdup(model); + output->geometry.make = xstrdup(make); + output->geometry.model = xstrdup(model); output->geometry.output_transform = output_transform; } @@ -380,12 +429,32 @@ static const struct wl_output_listener output_listener = { }; static void +destroy_output_info(void *data) +{ + struct output_info *output = data; + struct output_mode *mode, *tmp; + + wl_output_destroy(output->output); + + if (output->geometry.make != NULL) + free(output->geometry.make); + if (output->geometry.model != NULL) + free(output->geometry.model); + + wl_list_for_each_safe(mode, tmp, &output->modes, link) { + wl_list_remove(&mode->link); + free(mode); + } +} + +static void add_output_info(struct weston_info *info, uint32_t id, uint32_t version) { - struct output_info *output = xmalloc(sizeof *output); + struct output_info *output = xzalloc(sizeof *output); init_global_info(info, &output->global, id, "wl_output", version); output->global.print = print_output_info; + output->global.destroy = destroy_output_info; wl_list_init(&output->modes); @@ -398,13 +467,19 @@ add_output_info(struct weston_info *info, uint32_t id, uint32_t version) } static void +destroy_global_info(void *data) +{ +} + +static void add_global_info(struct weston_info *info, uint32_t id, const char *interface, uint32_t version) { - struct global_info *global = xmalloc(sizeof *global); + struct global_info *global = xzalloc(sizeof *global); init_global_info(info, global, id, interface, version); global->print = print_global_info; + global->destroy = destroy_global_info; } static void @@ -442,6 +517,25 @@ print_infos(struct wl_list *infos) info->print(info); } +static void +destroy_info(void *data) +{ + struct global_info *global = data; + + global->destroy(data); + wl_list_remove(&global->link); + free(global->interface); + free(data); +} + +static void +destroy_infos(struct wl_list *infos) +{ + struct global_info *info, *tmp; + wl_list_for_each_safe(info, tmp, infos, link) + destroy_info(info); +} + int main(int argc, char **argv) { @@ -464,6 +558,10 @@ main(int argc, char **argv) } while (info.roundtrip_needed); print_infos(&info.infos); + destroy_infos(&info.infos); + + wl_registry_destroy(info.registry); + wl_display_disconnect(info.display); return 0; } |