| Denys Vlasenko | f8416dc | 2011-03-08 21:02:42 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011, Denys Vlasenko | ||||
| 3 | * | ||||
| 4 | * Licensed under GPLv2, see file LICENSE in this source tree. | ||||
| 5 | */ | ||||
| 6 | |||||
| 7 | //kbuild:lib-y += get_shell_name.o | ||||
| 8 | |||||
| 9 | #include "libbb.h" | ||||
| 10 | |||||
| 11 | const char *get_shell_name(void) | ||||
| 12 | { | ||||
| 13 | struct passwd *pw; | ||||
| 14 | char *shell; | ||||
| 15 | |||||
| 16 | shell = getenv("SHELL"); | ||||
| 17 | if (shell && shell[0]) | ||||
| 18 | return shell; | ||||
| 19 | |||||
| 20 | pw = getpwuid(getuid()); | ||||
| 21 | if (pw && pw->pw_shell && pw->pw_shell[0]) | ||||
| 22 | return pw->pw_shell; | ||||
| 23 | |||||
| 24 | return DEFAULT_SHELL; | ||||
| 25 | } | ||||