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url-mode: redirect stdin/stdout/stderr to /dev/null when opening an URL

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This fixex an issue where TUI programs started in the parent
terminal (when running nested terminals).
This commit is contained in:
Daniel Eklöf 2021-02-24 21:30:58 +01:00
parent 9cb8f6e3b7
commit 8365fde980
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GPG key ID: 5BBD4992C116573F
1 changed files with 14 additions and 1 deletions
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15
url-mode.c
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@ -3,6 +3,10 @@
#include <stdlib.h>
#include <string.h>
#include <wctype.h>
#include <unistd.h>
#include <sys/stat.h>
#include <fcntl.h>
#define LOG_MODULE "url-mode"
#define LOG_ENABLE_DBG 0
@ -81,18 +85,27 @@ activate_url(struct seat *seat, struct terminal *term, const struct url *url)
size_t argc;
char **argv;
int dev_null = open("/dev/null", O_RDWR);
if (dev_null < 0) {
LOG_ERRNO("failed to open /dev/null");
break;
}
if (spawn_expand_template(
&term->conf->url_launch, 1,
(const char *[]){"url"},
(const char *[]){url_string},
&argc, &argv))
{
spawn(term->reaper, term->cwd, argv, -1, -1, -1);
spawn(term->reaper, term->cwd, argv, dev_null, dev_null, dev_null);
for (size_t i = 0; i < argc; i++)
free(argv[i]);
free(argv);
}
close(dev_null);
break;
}
}