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server: check SHELL if (and only if) neither --sh nor --csh is specified #661

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merged 1 commit into from
Oct 13, 2024
Merged

server: check SHELL if (and only if) neither --sh nor --csh is specified #661

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16 changes: 8 additions & 8 deletions p11-kit/server.c
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Original file line number Diff line number Diff line change
Expand Up @@ -213,7 +213,7 @@ static bool need_children_cleanup = false;
static bool terminate = false;
static unsigned children_avail = 0;
static bool quiet = false;
static bool csh_opt = false;
static int shell_opt = 0;

#define P11_KIT_SERVER_ADDRESS_ENV "P11_KIT_SERVER_ADDRESS"
#define P11_KIT_SERVER_PID_ENV "P11_KIT_SERVER_PID"
Expand Down Expand Up @@ -502,7 +502,7 @@ server_loop (Server *server,
close (STDOUT_FILENO);
}
if (pid != 0) {
if (!print_environment (pid, server, csh_opt))
if (!print_environment (pid, server, shell_opt == 'c'))
return 1;
exit (0);
}
Expand Down Expand Up @@ -536,7 +536,7 @@ server_loop (Server *server,
/* for testing purposes, even when started in foreground,
* print the envvars */
if (foreground) {
if (!print_environment (getpid (), server, csh_opt))
if (!print_environment (getpid (), server, shell_opt == 'c'))
return 1;
fflush (stdout);
}
Expand Down Expand Up @@ -763,10 +763,10 @@ main (int argc,
kill_opt = true;
break;
case opt_csh:
csh_opt = true;
shell_opt = opt_csh;
break;
case opt_sh:
csh_opt = false;
shell_opt = opt_sh;
break;
case opt_help:
case '?':
Expand All @@ -786,12 +786,12 @@ main (int argc,
return 2;
}

if (!opt_sh && !opt_csh) {
if (!shell_opt) {
const char *shell = secure_getenv ("SHELL");
size_t len;
if (shell != NULL && (len = strlen (shell)) > 2 &&
strncmp (shell + len - 3, "csh", 3) == 0)
csh_opt = true;
shell_opt = opt_csh;
}

if (kill_opt) {
Expand All @@ -815,7 +815,7 @@ main (int argc,
exit (1);
}

if (csh_opt) {
if (shell_opt == opt_csh) {
printf ("unsetenv %s;\n",
P11_KIT_SERVER_ADDRESS_ENV);
printf ("unsetenv %s;\n",
Expand Down
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