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selection: handle partial writes and EINTR when writing to clipboard

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Daniel Eklöf 2019-07-11 16:26:25 +02:00
parent 482c8f76a9
commit 3f02a7354e
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GPG key ID: 5BBD4992C116573F
1 changed files with 16 additions and 2 deletions
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18
selection.c
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@ -3,6 +3,7 @@
#include <string.h> #include <string.h>
#include <unistd.h> #include <unistd.h>
#include <fcntl.h> #include <fcntl.h>
#include <errno.h>
#define LOG_MODULE "selection" #define LOG_MODULE "selection"
#define LOG_ENABLE_DBG 0 #define LOG_ENABLE_DBG 0
@ -43,6 +44,7 @@ extract_selection(const struct terminal *term)
if (row == NULL) if (row == NULL)
continue; continue;
/* TODO: replace '\0' with spaces, then trim lines */
for (int col = start_col; col < term->cols; col++) { for (int col = start_col; col < term->cols; col++) {
const struct cell *cell = &row->cells[col]; const struct cell *cell = &row->cells[col];
if (cell->c[0] == '\0') if (cell->c[0] == '\0')
@ -180,11 +182,23 @@ send(void *data, struct wl_data_source *wl_data_source, const char *mime_type,
{ {
const struct clipboard *clipboard = wl_data_source_get_user_data(wl_data_source); const struct clipboard *clipboard = wl_data_source_get_user_data(wl_data_source);
LOG_WARN("SENDING CLIPBOARD!");
assert(clipboard != NULL); assert(clipboard != NULL);
assert(clipboard->text != NULL); assert(clipboard->text != NULL);
write(fd, clipboard->text, strlen(clipboard->text)); size_t left = strlen(clipboard->text);
size_t idx = 0;
while (left > 0) {
ssize_t ret = write(fd, &clipboard->text[idx], left);
if (ret == -1 && errno != EINTR) {
LOG_ERRNO("failed to write to clipboard");
break;
}
left -= ret;
idx += ret;
}
close(fd); close(fd);
} }