* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
- * THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
+ * THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ''AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
-
#include "libbb.h"
void FAST_FUNC setup_environment(const char *shell, int flags, const struct passwd *pw)
{
+ if (!shell || !shell[0])
+ shell = DEFAULT_SHELL;
+
/* Change the current working directory to be the home directory
* of the user */
- if (chdir(pw->pw_dir)) {
- xchdir((flags & SETUP_ENV_TO_TMP) ? "/tmp" : "/");
- bb_error_msg("can't chdir to home directory '%s'", pw->pw_dir);
+ if (!(flags & SETUP_ENV_NO_CHDIR)) {
+ if (chdir(pw->pw_dir) != 0) {
+ bb_error_msg("can't change directory to '%s'", pw->pw_dir);
+ xchdir((flags & SETUP_ENV_TO_TMP) ? "/tmp" : "/");
+ }
}
if (flags & SETUP_ENV_CLEARENV) {