diff options
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/restricted_shell.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/libbb/restricted_shell.c b/libbb/restricted_shell.c index 74a64140f..dc4cfb458 100644 --- a/libbb/restricted_shell.c +++ b/libbb/restricted_shell.c @@ -28,30 +28,19 @@ * SUCH DAMAGE. */ -#include <stdio.h> -#include <errno.h> -#include <unistd.h> -#include <string.h> -#include <stdlib.h> -#include <syslog.h> -#include <ctype.h> #include "libbb.h" - - /* Return 1 if SHELL is a restricted shell (one not returned by getusershell), else 0, meaning it is a standard shell. */ - -int restricted_shell ( const char *shell ) +int restricted_shell(const char *shell) { char *line; - setusershell ( ); - while (( line = getusershell ( ))) { - if (( *line != '#' ) && ( strcmp ( line, shell ) == 0 )) - break; + setusershell(); + while ((line = getusershell())) { + if (*line != '#' && strcmp(line, shell) == 0) + return 0; } - endusershell ( ); - return line ? 0 : 1; + endusershell(); + return 1; } - |