diff options
author | Denys Vlasenko <vda.linux@googlemail.com> | 2011-03-08 23:02:42 +0300 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2011-03-08 23:02:42 +0300 |
commit | f8416dc6f64244223fbcb20fe504b7a9a764e698 (patch) | |
tree | 44c483d9a52a0b1126b4df97b68ec2307967fc86 | |
parent | 681efe20d327e9e6774b174a617d66bbb9d21f48 (diff) |
forgot to add libbb/get_shell_name.c
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | libbb/get_shell_name.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libbb/get_shell_name.c b/libbb/get_shell_name.c new file mode 100644 index 000000000..c930afd94 --- /dev/null +++ b/libbb/get_shell_name.c @@ -0,0 +1,25 @@ +/* + * Copyright 2011, Denys Vlasenko + * + * Licensed under GPLv2, see file LICENSE in this source tree. + */ + +//kbuild:lib-y += get_shell_name.o + +#include "libbb.h" + +const char *get_shell_name(void) +{ + struct passwd *pw; + char *shell; + + shell = getenv("SHELL"); + if (shell && shell[0]) + return shell; + + pw = getpwuid(getuid()); + if (pw && pw->pw_shell && pw->pw_shell[0]) + return pw->pw_shell; + + return DEFAULT_SHELL; +} |