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eek-keyboard: Don't ignore return value

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This fixes

../eek/eek-keyboard.c:71:5: warning: ignoring return value of ‘getrandom’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   71 |     getrandom(r, 6, GRND_NONBLOCK);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[17/32] Compiling C object 'src/25a6634@@libsqueekboard@sta/.._eek_eek-renderer.c.o'
This commit is contained in:
Guido Günther
2020-09-11 17:43:40 +02:00
parent bd661bd4f4
commit ca68fc2040
1 changed files with 3 additions and 1 deletions
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4
eek/eek-keyboard.c
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@ -21,6 +21,7 @@
#include "config.h"
#define _XOPEN_SOURCE 500
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <sys/mman.h>
@ -68,7 +69,8 @@ level_keyboard_new (struct squeek_layout *layout)
g_autofree char *path = strdup("/eek_keymap-XXXXXX");
char *r = &path[strlen(path) - 6];
getrandom(r, 6, GRND_NONBLOCK);
if (getrandom(r, 6, GRND_NONBLOCK) < 0)
g_error("Failed to get random numbers: %s", strerror(errno));
for (unsigned i = 0; i < 6; i++) {
r[i] = (r[i] & 0b1111111) | 0b1000000; // A-z
r[i] = r[i] > 'z' ? '?' : r[i]; // The randomizer doesn't need to be good...