From 39f09169dd46aff705fef66203a371be6bfd4814 Mon Sep 17 00:00:00 2001 From: Baptiste Daroussin Date: Tue, 28 Oct 2014 14:19:17 +0000 Subject: Fix a regression in pw usermod -G list The user was perperly adding the to different groups from "list" but was not removed from the other groups it could have belong to. While here add a regression test about this bug PR: 185666 Reported by: sub.mesa@gmail.com MFC after: 1 week --- pw/pw_user.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/pw/pw_user.c b/pw/pw_user.c index efb2901..0b56b81 100644 --- a/pw/pw_user.c +++ b/pw/pw_user.c @@ -751,7 +751,25 @@ pw_user(struct userconf * cnf, int mode, struct cargs * args) */ if (mode == M_ADD || getarg(args, 'G') != NULL) { - int i; + int i, j; + /* First remove the user from all group */ + SETGRENT(); + while ((grp = GETGRENT()) != NULL) { + char group[MAXLOGNAME]; + if (grp->gr_mem == NULL) + continue; + for (i = 0; grp->gr_mem[i] != NULL; i++) { + if (strcmp(grp->gr_mem[i] , pwd->pw_name) != 0) + continue; + for (j = i; grp->gr_mem[j] != NULL ; j++) + grp->gr_mem[j] = grp->gr_mem[j+1]; + strlcpy(group, grp->gr_name, MAXLOGNAME); + chggrent(group, grp); + } + } + ENDGRENT(); + + /* now add to group where needed */ for (i = 0; cnf->groups[i] != NULL; i++) { grp = GETGRNAM(cnf->groups[i]); grp = gr_add(grp, pwd->pw_name); -- cgit v1.2.3-56-ge451