sulogin: add support for $SUSHELL & $sushell

diff --git a/loginutils/adduser.c b/loginutils/adduser.c
index 8101b20b4febfddad64653cda792e6a1433e701b..a99f47d681eeca31617bd3a490a7b31e85f8d419 100644 (file)
--- a/loginutils/adduser.c
+++ b/loginutils/adduser.c
@@ -114,11 +114,11 @@ static int adduser(struct passwd *p, unsigned long flags)
        file = xfopen(bb_path_shadow_file, "a");
        fseek(file, 0, SEEK_END);
        fprintf(file, "%s:!:%ld:%d:%d:%d:::\n",
-                                       p->pw_name,                             /* username */
-                                       time(NULL) / 86400,             /* sp->sp_lstchg */ 
-                                       0,                                              /* sp->sp_min */
-                                       99999,                                  /* sp->sp_max */
-                                       7);                                             /* sp->sp_warn */
+                       p->pw_name,             /* username */
+                       time(NULL) / 86400,     /* sp->sp_lstchg */ 
+                       0,                      /* sp->sp_min */
+                       99999,                  /* sp->sp_max */
+                       7);                     /* sp->sp_warn */
        fclose(file);
 #endif
 

diff --git a/loginutils/sulogin.c b/loginutils/sulogin.c
index 679439544e04da50c7631b36dc2cec48af0f0b42..c07264e7b1c7977351881c3fcafeb910c50082a7 100644 (file)
--- a/loginutils/sulogin.c
+++ b/loginutils/sulogin.c
@@ -42,6 +42,7 @@ int sulogin_main(int argc, char **argv)
        const char * const *p;
        struct passwd *pwd;
        struct spwd *spwd;
+       const char *shell;
 
        logmode = LOGMODE_BOTH;
        openlog(applet_name, 0, LOG_AUTH);
@@ -69,12 +70,14 @@ int sulogin_main(int argc, char **argv)
 
        signal(SIGALRM, catchalarm);
 
-       if (!(pwd = getpwuid(0))) {
+       pwd = getpwuid(0);
+       if (!pwd) {
                goto auth_error;
        }
 
        if (ENABLE_FEATURE_SHADOWPASSWDS) {
-               if (!(spwd = getspnam(pwd->pw_name))) {
+               spwd = getspnam(pwd->pw_name);
+               if (!spwd) {
                        goto auth_error;
                }
                pwd->pw_passwd = spwd->sp_pwdp;
@@ -103,9 +106,16 @@ int sulogin_main(int argc, char **argv)
 
        USE_SELINUX(renew_current_security_context());
 
-       run_shell(pwd->pw_shell, 1, 0, 0);
+       shell = getenv("SUSHELL");
+       if (!shell) shell = getenv("sushell");
+       if (!shell) {
+               shell = "/bin/sh";
+               if (pwd->pw_shell[0])
+                       shell = pwd->pw_shell;
+       }
+       run_shell(shell, 1, 0, 0);
        /* never returns */
 
 auth_error:
-       bb_error_msg_and_die("no password entry for `root'");
+       bb_error_msg_and_die("no password entry for 'root'");
 }