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util: use shm_open for in-memory files

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shm_open is a POSIX function creating an in-memory file. Using it simplifies
the code and removes the dependency on XDG_RUNTIME_DIR. The only downside is
that we need to generate a random name for the shm file.
This commit is contained in:
emersion 2018-10-26 18:38:23 +02:00
parent f668e49fae
commit 346ec21c4c
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GPG key ID: 0FDE7BE0E88F5E48
8 changed files with 80 additions and 164 deletions
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4
types/seat/wlr_seat_keyboard.c
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@ -12,7 +12,7 @@
#include <wlr/util/log.h>
#include "types/wlr_seat.h"
#include "util/signal.h"
#include "util/os-compatibility.h"
#include "util/shm.h"
static void default_keyboard_enter(struct wlr_seat_keyboard_grab *grab,
struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
@ -341,7 +341,7 @@ static void seat_client_send_keymap(struct wlr_seat_client *client,
continue;
}
int keymap_fd = os_create_anonymous_file(keyboard->keymap_size);
int keymap_fd = allocate_shm_file(keyboard->keymap_size);
if (keymap_fd < 0) {
wlr_log(WLR_ERROR, "creating a keymap file for %zu bytes failed", keyboard->keymap_size);
continue;