main/client: add -D,--working-directory=DIR

This overrides the CWD the slave process chdir()’s into before
exec:ing the client application.
This commit is contained in:
Daniel Eklöf 2021-02-12 09:39:44 +01:00
parent 64a60d12f0
commit 19868c9c8d
No known key found for this signature in database
GPG key ID: 5BBD4992C116573F
2 changed files with 33 additions and 14 deletions

View file

@ -54,6 +54,7 @@ print_usage(const char *prog_name)
" -m,--maximized start in maximized mode\n"
" -F,--fullscreen start in fullscreen mode\n"
" -L,--login-shell start shell as a login shell\n"
" -D,--working-directory=DIR directory to start in (CWD)\n"
" -s,--server-socket=PATH path to the server UNIX domain socket (default=$XDG_RUNTIME_DIR/foot-$WAYLAND_DISPLAY.sock)\n"
" -H,--hold remain open after child process exits\n"
" -d,---log-level={info|warning|error} log level (info)\n"
@ -77,6 +78,7 @@ main(int argc, char *const *argv)
{"maximized", no_argument, NULL, 'm'},
{"fullscreen", no_argument, NULL, 'F'},
{"login-shell", no_argument, NULL, 'L'},
{"working-directory", required_argument, NULL, 'D'},
{"server-socket", required_argument, NULL, 's'},
{"hold", no_argument, NULL, 'H'},
{"log-level", required_argument, NULL, 'd'},
@ -89,6 +91,7 @@ main(int argc, char *const *argv)
const char *term = "";
const char *title = "";
const char *app_id = "";
const char *custom_cwd = NULL;
unsigned size_type = 0; // enum conf_size_type (without pulling in tllist/fcft via config.h)
unsigned width = 0;
unsigned height = 0;
@ -101,7 +104,7 @@ main(int argc, char *const *argv)
bool hold = false;
while (true) {
int c = getopt_long(argc, argv, "+t:T:a:w:W:mFLs:Hd:l::vh", longopts, NULL);
int c = getopt_long(argc, argv, "+t:T:a:w:W:mFLD:s:Hd:l::vh", longopts, NULL);
if (c == -1)
break;
@ -122,6 +125,10 @@ main(int argc, char *const *argv)
login_shell = true;
break;
case 'D':
custom_cwd = optarg;
break;
case 'w':
if (sscanf(optarg, "%ux%u", &width, &height) != 2 || width == 0 || height == 0) {
fprintf(stderr, "error: invalid window-size-pixels: %s\n", optarg);
@ -202,7 +209,7 @@ main(int argc, char *const *argv)
log_init(log_colorize, false, LOG_FACILITY_USER, log_level);
/* malloc:ed and needs to be in scope of all goto's */
char *cwd = NULL;
char *_cwd = NULL;
struct client_argv *cargv = NULL;
int fd = socket(AF_UNIX, SOCK_STREAM, 0);
@ -247,17 +254,19 @@ main(int argc, char *const *argv)
}
}
{
const char *cwd = custom_cwd;
if (cwd == NULL) {
errno = 0;
size_t buf_len = 1024;
do {
cwd = xrealloc(cwd, buf_len);
if (getcwd(cwd, buf_len) == NULL && errno != ERANGE) {
_cwd = xrealloc(_cwd, buf_len);
if (getcwd(_cwd, buf_len) == NULL && errno != ERANGE) {
LOG_ERRNO("failed to get current working directory");
goto err;
}
buf_len *= 2;
} while (errno == ERANGE);
cwd = _cwd;
}
/* String lengths, including NULL terminator */
@ -356,7 +365,7 @@ main(int argc, char *const *argv)
err:
free(cargv);
free(cwd);
free(_cwd);
if (fd != -1)
close(fd);
log_deinit();