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@ -11,34 +11,33 @@
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#include "list.h"
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#include "log.h"
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static int create_pool_file(size_t size) {
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static const char template[] = "/sway-client-XXXXXX";
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const char *path = getenv("XDG_RUNTIME_DIR");
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if (!path) {
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return -1;
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}
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static int create_pool_file(size_t size, char **name) {
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static const char template[] = "/sway-client-XXXXXX";
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const char *path = getenv("XDG_RUNTIME_DIR");
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if (!path) {
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return -1;
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}
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int ts = (path[strlen(path) - 1] == '/');
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int ts = (path[strlen(path) - 1] == '/');
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char *name = malloc(
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*name = malloc(
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strlen(template) +
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strlen(path) +
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(ts ? 1 : 0) + 1);
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sprintf(name, "%s%s%s", path, ts ? "" : "/", template);
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sprintf(*name, "%s%s%s", path, ts ? "" : "/", template);
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int fd = mkstemp(name);
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free(name);
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int fd = mkstemp(*name);
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if (fd < 0) {
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return -1;
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}
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if (fd < 0) {
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return -1;
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}
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if (ftruncate(fd, size) < 0) {
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close(fd);
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return -1;
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}
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if (ftruncate(fd, size) < 0) {
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close(fd);
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return -1;
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}
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return fd;
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return fd;
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}
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static void buffer_release(void *data, struct wl_buffer *wl_buffer) {
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@ -56,12 +55,15 @@ static struct buffer *create_buffer(struct client_state *state, struct buffer *b
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uint32_t stride = width * 4;
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uint32_t size = stride * height;
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int fd = create_pool_file(size);
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char *name;
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int fd = create_pool_file(size, &name);
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void *data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
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struct wl_shm_pool *pool = wl_shm_create_pool(state->shm, fd, size);
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buf->buffer = wl_shm_pool_create_buffer(pool, 0, width, height, stride, format);
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wl_shm_pool_destroy(pool);
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close(fd);
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unlink(name);
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free(name);
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fd = -1;
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buf->surface = cairo_image_surface_create_for_data(data, CAIRO_FORMAT_ARGB32, width, height, stride);
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