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fix bin/120: "su -" buglet when empty "shell" field in passwd

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This commit is contained in:
cgd 1994-02-12 07:06:07 +00:00
parent 3a46cb73c6
commit e8d19a7a32
1 changed files with 7 additions and 7 deletions
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14
usr.bin/su/su.c
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@ -39,7 +39,7 @@ char copyright[] =
#ifndef lint
/*static char sccsid[] = "from: @(#)su.c 5.26 (Berkeley) 7/6/91";*/
static char rcsid[] = "$Id: su.c,v 1.8 1994/01/07 16:05:42 mycroft Exp $";
static char rcsid[] = "$Id: su.c,v 1.9 1994/02/12 07:06:07 cgd Exp $";
#endif /* not lint */
#include <sys/param.h>
@ -195,14 +195,14 @@ main(argc, argv)
iscsh = NO;
}
if (p = rindex(shell, '/'))
avshell = p+1;
else
avshell = shell;
/* if we're forking a csh, we want to slightly muck the args */
if (iscsh == UNSET) {
if (p = rindex(shell, '/'))
avshell = p+1;
else
avshell = shell;
if (iscsh == UNSET)
iscsh = strcmp(avshell, "csh") ? NO : YES;
}
/* set permissions */
if (setgid(pwd->pw_gid) < 0) {