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login: apply PAM environment

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login should apply the PAM environment modified by plugins
such as pam_env.  Other 'login's do a similar thing.

I tested this by setting some env variables with pam_env which were
correctly applied.

Signed-off-by: Ian Wienand <ianw@vmware.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Ian Wienand 2010-12-20 11:33:38 -08:00 committed by Denys Vlasenko
parent 1f937d6468
commit 260fb551ff
1 changed files with 11 additions and 0 deletions
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11
loginutils/login.c
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@ -217,6 +217,7 @@ int login_main(int argc UNUSED_PARAM, char **argv)
const char *failed_msg; const char *failed_msg;
struct passwd pwdstruct; struct passwd pwdstruct;
char pwdbuf[256]; char pwdbuf[256];
char **pamenv;
#endif #endif
username[0] = '\0'; username[0] = '\0';
@ -400,6 +401,16 @@ int login_main(int argc UNUSED_PARAM, char **argv)
(!(opt & LOGIN_OPT_p) * SETUP_ENV_CLEARENV) + SETUP_ENV_CHANGEENV, (!(opt & LOGIN_OPT_p) * SETUP_ENV_CLEARENV) + SETUP_ENV_CHANGEENV,
pw); pw);
#if ENABLE_PAM
/* Modules such as pam_env will setup the PAM environment,
* which should be copied into the new environment. */
pamenv = pam_getenvlist(pamh);
if (pamenv) while (*pamenv) {
putenv(*pamenv);
pamenv++;
}
#endif
motd(); motd();
if (pw->pw_uid == 0) if (pw->pw_uid == 0)