Vendor import of OpenPAM Cinnamon.

2002-05-02 04:40:21 +00:00 · 2002-05-02 04:40:21 +00:00 · ac7e3b9d95
commit ac7e3b9d95
parent c7070155fc
53 changed files with 283 additions and 131 deletions
--- a/contrib/openpam/HISTORY
+++ b/contrib/openpam/HISTORY
@ -1,13 +1,37 @@
 ============================================================================
+OpenPAM Cinnamon						2002-05-02
+
+ - ENHANCE: Add a null conversation function, openpam_nullconv().
+
+ - BUGFIX: Various markup bugs in the documentation.
+
+ - BUGFIX: Document <security/openpam.h>.
+
+ - BUGFIX: Duplicate expansion of openpam_log() macro arguments.
+
+ - ENHANCE: Restructure the policy-loading code and align our use of
+   the "other" policy with Solaris and Linux-PAM.
+
+ - ENHANCE: Log dlopen() and dlsym() failures.
+
+ - ENHANCE: In openpam_ttyconv(), emit a newline after error and info
+   messages unless the message contains one already.
+
+ - BUGFIX: In pam_vprompt(), initialize the response pointer to NULL
+   so we can detect whether the conversation function touched it.
+============================================================================
 OpenPAM Cineraria						2002-04-14

+ - BUGFIX: Fix confusion between token and prompt in
+   pam_get_authtok(3).
+
 - ENHANCE: Improved documentation.

 - ENHANCE: Adopt the same preprocessor tricks that were used in
   FreeBSD's version of Linux-PAM to simplify static linking without
   requiring dummy primitives.

- - ENHANCE: move the policy-loading code out of pam_start.c.
+ - ENHANCE: Move the policy-loading code out of pam_start.c.

 - BUGFIX: Fix typo in one of the versions of the openpam_log macro.

@ -128,4 +152,4 @@ OpenPAM	Calamite						2002-02-09

 First (beta) release.
 ============================================================================
-$P4: //depot/projects/openpam/HISTORY#9 $
+$P4: //depot/projects/openpam/HISTORY#11 $
--- a/contrib/openpam/MANIFEST
+++ b/contrib/openpam/MANIFEST
@ -1,5 +1,5 @@
 #
-# $P4: //depot/projects/openpam/MANIFEST#7 $
+# $P4: //depot/projects/openpam/MANIFEST#8 $
 #
 CREDITS
 HISTORY
@ -70,6 +70,7 @@ lib/openpam_get_option.c
 lib/openpam_impl.h
 lib/openpam_load.c
 lib/openpam_log.c
+lib/openpam_nullconv.c
 lib/openpam_restore_cred.c
 lib/openpam_set_option.c
 lib/openpam_static.c
--- a/contrib/openpam/RELNOTES
+++ b/contrib/openpam/RELNOTES
@ -1,12 +1,12 @@

-		 Release notes for OpenPAM Cineraria
-		 ===================================
+		  Release notes for OpenPAM Cinnamon
+		  ==================================

 The library itself is complete.  Documentation exists in the form of
 man pages for the library functions, though a few pages are still
 incomplete.

-This release is incorporated into FreeBSD-CURRENT as of 2002-04-14.
+This release is incorporated into FreeBSD-CURRENT as of 2002-05-02.
 It has also been successfully built on NetBSD, and should build with
 minimal or no changes on OpenBSD.  It has not been tested on any other
 OS.
@ -15,4 +15,4 @@ Known issues:

  - The documentation is still incomplete.

-$P4: //depot/projects/openpam/RELNOTES#9 $
+$P4: //depot/projects/openpam/RELNOTES#10 $
--- a/contrib/openpam/doc/man/openpam_borrow_cred.3
+++ b/contrib/openpam/doc/man/openpam_borrow_cred.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_borrow_cred.3#2 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_borrow_cred.3#4 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_BORROW_CRED 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft int
 .Fn openpam_borrow_cred "pam_handle_t *pamh" "const struct passwd *pwd"
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/openpam_free_data.3
+++ b/contrib/openpam/doc/man/openpam_free_data.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_free_data.3#2 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_free_data.3#4 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_FREE_DATA 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft void
 .Fn openpam_free_data "pam_handle_t *pamh" "void *data" "int status"
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/openpam_get_option.3
+++ b/contrib/openpam/doc/man/openpam_get_option.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_get_option.3#6 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_get_option.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_GET_OPTION 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft const char *
 .Fn openpam_get_option "pam_handle_t *pamh" "const char *option"
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/openpam_log.3
+++ b/contrib/openpam/doc/man/openpam_log.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_log.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_log.3#9 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_LOG 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft void
 .Fn openpam_log "int level" "const char *fmt" "..."
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/openpam_restore_cred.3
+++ b/contrib/openpam/doc/man/openpam_restore_cred.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_restore_cred.3#2 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_restore_cred.3#4 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_RESTORE_CRED 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft int
 .Fn openpam_restore_cred "pam_handle_t *pamh"
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/openpam_set_option.3
+++ b/contrib/openpam/doc/man/openpam_set_option.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_set_option.3#6 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_set_option.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_SET_OPTION 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft int
 .Fn openpam_set_option "pam_handle_t *pamh" "const char *option" "const char *value"
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/openpam_ttyconv.3
+++ b/contrib/openpam/doc/man/openpam_ttyconv.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/openpam_ttyconv.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/openpam_ttyconv.3#9 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt OPENPAM_TTYCONV 3
 .Os
 .Sh NAME
@ -43,6 +43,7 @@
 .Lb libpam
 .Sh SYNOPSIS
 .In security/pam_appl.h
+.In security/openpam.h
 .Ft int
 .Fn openpam_ttyconv "int n" "const struct pam_message **msg" "struct pam_response **resp" "void *data"
 .Sh DESCRIPTION
--- a/contrib/openpam/doc/man/pam.3
+++ b/contrib/openpam/doc/man/pam.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam.3#13 $
+.\" $P4: //depot/projects/openpam/doc/man/pam.3#14 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_acct_mgmt.3
+++ b/contrib/openpam/doc/man/pam_acct_mgmt.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_acct_mgmt.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_acct_mgmt.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_ACCT_MGMT 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_authenticate.3
+++ b/contrib/openpam/doc/man/pam_authenticate.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_authenticate.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_authenticate.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_AUTHENTICATE 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_chauthtok.3
+++ b/contrib/openpam/doc/man/pam_chauthtok.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_chauthtok.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_chauthtok.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_CHAUTHTOK 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_close_session.3
+++ b/contrib/openpam/doc/man/pam_close_session.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_close_session.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_close_session.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_CLOSE_SESSION 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_end.3
+++ b/contrib/openpam/doc/man/pam_end.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_end.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_end.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_END 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_error.3
+++ b/contrib/openpam/doc/man/pam_error.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_error.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_error.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_ERROR 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_get_authtok.3
+++ b/contrib/openpam/doc/man/pam_get_authtok.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_get_authtok.3#13 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_get_authtok.3#14 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_GET_AUTHTOK 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_get_data.3
+++ b/contrib/openpam/doc/man/pam_get_data.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_get_data.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_get_data.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_GET_DATA 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_get_item.3
+++ b/contrib/openpam/doc/man/pam_get_item.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_get_item.3#12 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_get_item.3#13 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_GET_ITEM 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_get_user.3
+++ b/contrib/openpam/doc/man/pam_get_user.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_get_user.3#12 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_get_user.3#13 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_GET_USER 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_getenv.3
+++ b/contrib/openpam/doc/man/pam_getenv.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_getenv.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_getenv.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_GETENV 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_getenvlist.3
+++ b/contrib/openpam/doc/man/pam_getenvlist.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_getenvlist.3#12 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_getenvlist.3#13 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_GETENVLIST 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_info.3
+++ b/contrib/openpam/doc/man/pam_info.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_info.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_info.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_INFO 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_open_session.3
+++ b/contrib/openpam/doc/man/pam_open_session.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_open_session.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_open_session.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_OPEN_SESSION 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_prompt.3
+++ b/contrib/openpam/doc/man/pam_prompt.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_prompt.3#12 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_prompt.3#13 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_PROMPT 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_putenv.3
+++ b/contrib/openpam/doc/man/pam_putenv.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_putenv.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_putenv.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_PUTENV 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_set_data.3
+++ b/contrib/openpam/doc/man/pam_set_data.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_set_data.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_set_data.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SET_DATA 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_set_item.3
+++ b/contrib/openpam/doc/man/pam_set_item.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_set_item.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_set_item.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SET_ITEM 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_setcred.3
+++ b/contrib/openpam/doc/man/pam_setcred.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_setcred.3#12 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_setcred.3#13 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SETCRED 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_setenv.3
+++ b/contrib/openpam/doc/man/pam_setenv.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_setenv.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_setenv.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SETENV 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_sm_acct_mgmt.3
+++ b/contrib/openpam/doc/man/pam_sm_acct_mgmt.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_sm_acct_mgmt.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_sm_acct_mgmt.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SM_ACCT_MGMT 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_sm_authenticate.3
+++ b/contrib/openpam/doc/man/pam_sm_authenticate.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_sm_authenticate.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_sm_authenticate.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SM_AUTHENTICATE 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_sm_chauthtok.3
+++ b/contrib/openpam/doc/man/pam_sm_chauthtok.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_sm_chauthtok.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_sm_chauthtok.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SM_CHAUTHTOK 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_sm_close_session.3
+++ b/contrib/openpam/doc/man/pam_sm_close_session.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_sm_close_session.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_sm_close_session.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SM_CLOSE_SESSION 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_sm_open_session.3
+++ b/contrib/openpam/doc/man/pam_sm_open_session.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_sm_open_session.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_sm_open_session.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SM_OPEN_SESSION 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_sm_setcred.3
+++ b/contrib/openpam/doc/man/pam_sm_setcred.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_sm_setcred.3#7 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_sm_setcred.3#8 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_SM_SETCRED 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_start.3
+++ b/contrib/openpam/doc/man/pam_start.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_start.3#12 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_start.3#13 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_START 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_strerror.3
+++ b/contrib/openpam/doc/man/pam_strerror.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_strerror.3#11 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_strerror.3#12 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_STRERROR 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_verror.3
+++ b/contrib/openpam/doc/man/pam_verror.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_verror.3#9 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_verror.3#10 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_VERROR 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_vinfo.3
+++ b/contrib/openpam/doc/man/pam_vinfo.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_vinfo.3#9 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_vinfo.3#10 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_VINFO 3
 .Os
 .Sh NAME
--- a/contrib/openpam/doc/man/pam_vprompt.3
+++ b/contrib/openpam/doc/man/pam_vprompt.3
@ -31,9 +31,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $P4: //depot/projects/openpam/doc/man/pam_vprompt.3#9 $
+.\" $P4: //depot/projects/openpam/doc/man/pam_vprompt.3#10 $
 .\"
-.Dd April 14, 2002
+.Dd May 2, 2002
 .Dt PAM_VPROMPT 3
 .Os
 .Sh NAME
--- a/contrib/openpam/include/security/openpam.h
+++ b/contrib/openpam/include/security/openpam.h
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/include/security/openpam.h#18 $
+ * $P4: //depot/projects/openpam/include/security/openpam.h#19 $
 */

 #ifndef _SECURITY_OPENPAM_H_INCLUDED
@ -163,6 +163,14 @@ int openpam_ttyconv(int _n,
 	struct pam_response **_resp,
 	void *_data);

+/*
+ * Null conversation function
+ */
+int openpam_nullconv(int _n,
+	const struct pam_message **_msg,
+	struct pam_response **_resp,
+	void *_data);
+
 /*
 * PAM primitives
 */
--- a/contrib/openpam/lib/Makefile
+++ b/contrib/openpam/lib/Makefile
@ -31,7 +31,7 @@
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 #
-# $P4: //depot/projects/openpam/lib/Makefile#14 $
+# $P4: //depot/projects/openpam/lib/Makefile#15 $
 #

 LIB		 = pam
@ -53,6 +53,7 @@ SRCS		+= openpam_free_data.c
 SRCS		+= openpam_get_option.c
 SRCS		+= openpam_load.c
 SRCS		+= openpam_log.c
+SRCS		+= openpam_nullconv.c
 SRCS		+= openpam_restore_cred.c
 SRCS		+= openpam_set_option.c
 SRCS		+= openpam_static.c
--- a/contrib/openpam/lib/openpam_configure.c
+++ b/contrib/openpam/lib/openpam_configure.c
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/openpam_configure.c#1 $
+ * $P4: //depot/projects/openpam/lib/openpam_configure.c#2 $
 */

 #include <ctype.h>
@ -50,7 +50,7 @@
 #define MAX_OPTIONS	256

 static int
-openpam_read_policy_file(pam_handle_t *pamh,
+openpam_read_policy_file(pam_chain_t *policy[],
 	const char *service,
 	const char *filename,
 	int style)
@ -186,7 +186,7 @@ openpam_read_policy_file(pam_handle_t *pamh,
 		 * Finally, add the module at the end of the
 		 * appropriate chain and bump the counter.
 		 */
-		r = openpam_add_module(pamh, chain, flag, p, optc, optv);
+		r = openpam_add_module(policy, chain, flag, p, optc, optv);
 		if (r != PAM_SUCCESS)
 			return (-r);
 		++n;
@ -214,14 +214,8 @@ static const char *openpam_policy_path[] = {
 	NULL
 };

-/*
- * OpenPAM internal
- *
- * Configure a service
- */
-
-int
-openpam_configure(pam_handle_t *pamh,
+static int
+openpam_load_policy(pam_chain_t *policy[],
 	const char *service)
 {
 	const char **path;
@ -235,24 +229,62 @@ openpam_configure(pam_handle_t *pamh,
 			filename = malloc(len + strlen(service) + 1);
 			if (filename == NULL) {
 				openpam_log(PAM_LOG_ERROR, "malloc(): %m");
-				return (PAM_BUF_ERR);
+				return (-PAM_BUF_ERR);
 			}
 			strcpy(filename, *path);
 			strcat(filename, service);
-			r = openpam_read_policy_file(pamh,
+			r = openpam_read_policy_file(policy,
 			    service, filename, PAM_D_STYLE);
 			free(filename);
 		} else {
-			r = openpam_read_policy_file(pamh,
+			r = openpam_read_policy_file(policy,
 			    service, *path, PAM_CONF_STYLE);
 		}
-		if (r < 0)
-			return (-r);
-		if (r > 0)
-			return (PAM_SUCCESS);
+		if (r != 0)
+			return (r);
 	}

-	return (PAM_SYSTEM_ERR);
+	return (0);
+}
+
+/*
+ * OpenPAM internal
+ *
+ * Configure a service
+ */
+
+int
+openpam_configure(pam_handle_t *pamh,
+	const char *service)
+{
+	pam_chain_t *other[PAM_NUM_CHAINS];
+	int i, n, r;
+
+	/* try own configuration first */
+	r = openpam_load_policy(pamh->chains, service);
+	if (r < 0)
+		return (-r);
+	for (i = n = 0; i < PAM_NUM_CHAINS; ++i) {
+		if (pamh->chains[i] != NULL)
+			++n;
+	}
+	if (n == PAM_NUM_CHAINS)
+		return (PAM_SUCCESS);
+
+	/* fill in the blanks with "other" */
+	openpam_load_policy(other, PAM_OTHER);
+	if (r < 0)
+		return (-r);
+	for (i = n = 0; i < PAM_NUM_CHAINS; ++i) {
+		if (pamh->chains[i] == NULL) {
+			pamh->chains[i] = other[i];
+			other[i] = NULL;
+		}
+		if (pamh->chains[i] != NULL)
+			++n;
+	}
+	openpam_clear_chains(other);
+	return (n > 0 ? PAM_SUCCESS : PAM_SYSTEM_ERR);
 }

 /*
--- a/contrib/openpam/lib/openpam_dynamic.c
+++ b/contrib/openpam/lib/openpam_dynamic.c
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/openpam_dynamic.c#4 $
+ * $P4: //depot/projects/openpam/lib/openpam_dynamic.c#5 $
 */

 #include <dlfcn.h>
@ -80,7 +80,7 @@ openpam_dynamic(const char *path)
 		module->func[i] = dlsym(dlh, _pam_sm_func_name[i]);
 		if (module->func[i] == NULL)
 			openpam_log(PAM_LOG_DEBUG, "%s: %s(): %s",
-			    vpath, _pam_sm_func_name[i], dlerror());
+			    path, _pam_sm_func_name[i], dlerror());
 	}
 	return (module);
 buf_err:
--- a/contrib/openpam/lib/openpam_impl.h
+++ b/contrib/openpam/lib/openpam_impl.h
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/openpam_impl.h#13 $
+ * $P4: //depot/projects/openpam/lib/openpam_impl.h#14 $
 */

 #ifndef _OPENPAM_IMPL_H_INCLUDED
@ -108,9 +108,9 @@ struct pam_saved_cred {
 int		openpam_configure(pam_handle_t *, const char *);
 int		openpam_dispatch(pam_handle_t *, int, int);
 int		openpam_findenv(pam_handle_t *, const char *, size_t);
-int		openpam_add_module(pam_handle_t *, int, int,
+int		openpam_add_module(pam_chain_t **, int, int,
 				   const char *, int, const char **);
-void		openpam_clear_chains(pam_handle_t *);
+void		openpam_clear_chains(pam_chain_t **);

 #ifdef OPENPAM_STATIC_MODULES
 pam_module_t   *openpam_static(const char *);
--- a/contrib/openpam/lib/openpam_load.c
+++ b/contrib/openpam/lib/openpam_load.c
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/openpam_load.c#12 $
+ * $P4: //depot/projects/openpam/lib/openpam_load.c#13 $
 */

 #include <dlfcn.h>
@ -156,7 +156,7 @@ openpam_destroy_chain(pam_chain_t *chain)
 */

 int
-openpam_add_module(pam_handle_t *pamh,
+openpam_add_module(pam_chain_t *policy[],
 	int chain,
 	int flag,
 	const char *modpath,
@ -178,12 +178,12 @@ openpam_add_module(pam_handle_t *pamh,
 		openpam_destroy_chain(new);
 		return (PAM_OPEN_ERR);
 	}
-	if ((iterator = pamh->chains[chain]) != NULL) {
+	if ((iterator = policy[chain]) != NULL) {
 		while (iterator->next != NULL)
 			iterator = iterator->next;
 		iterator->next = new;
 	} else {
-		pamh->chains[chain] = new;
+		policy[chain] = new;
 	}
 	return (PAM_SUCCESS);

@ -199,12 +199,12 @@ openpam_add_module(pam_handle_t *pamh,
 */

 void
-openpam_clear_chains(pam_handle_t *pamh)
+openpam_clear_chains(pam_chain_t *policy[])
 {
 	int i;

 	for (i = 0; i < PAM_NUM_CHAINS; ++i)
-		openpam_destroy_chain(pamh->chains[i]);
+		openpam_destroy_chain(policy[i]);
 }

 /*
--- a/contrib/openpam/lib/openpam_nullconv.c
+++ b/contrib/openpam/lib/openpam_nullconv.c
@ -0,0 +1,68 @@
+/*-
+ * Copyright (c) 2002 Networks Associates Technology, Inc.
+ * All rights reserved.
+ *
+ * This software was developed for the FreeBSD Project by ThinkSec AS and
+ * NAI Labs, the Security Research Division of Network Associates, Inc.
+ * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
+ * DARPA CHATS research program.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $P4: //depot/projects/openpam/lib/openpam_nullconv.c#1 $
+ */
+
+#include <sys/types.h>
+
+#include <security/pam_appl.h>
+#include <security/openpam.h>
+
+/*
+ * OpenPAM extension
+ *
+ * Null conversation function
+ */
+
+int
+openpam_nullconv(int n,
+	 const struct pam_message **msg,
+	 struct pam_response **resp,
+	 void *data)
+{
+
+	(void)n;
+	(void)msg;
+	(void)resp;
+	(void)data;
+	return (PAM_CONV_ERR);
+}
+
+/*
+ * NOLIST
+ *
+ * Error codes:
+ *
+ *	PAM_CONV_ERR
+ */
--- a/contrib/openpam/lib/pam_end.c
+++ b/contrib/openpam/lib/pam_end.c
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/pam_end.c#8 $
+ * $P4: //depot/projects/openpam/lib/pam_end.c#9 $
 */

 #include <stdlib.h>
@ -72,7 +72,7 @@ pam_end(pam_handle_t *pamh,
 	free(pamh->env);

 	/* clear chains */
-	openpam_clear_chains(pamh);
+	openpam_clear_chains(pamh->chains);

 	/* clear items */
 	for (i = 0; i < PAM_NUM_ITEMS; ++i)
--- a/contrib/openpam/lib/pam_get_authtok.c
+++ b/contrib/openpam/lib/pam_get_authtok.c
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/pam_get_authtok.c#16 $
+ * $P4: //depot/projects/openpam/lib/pam_get_authtok.c#17 $
 */

 #include <sys/param.h>
@ -145,10 +145,10 @@ pam_get_authtok(pam_handle_t *pamh,
 *
 * The =item argument must have one of the following values:
 *
- *	=PAM_AUTHTOK
+ *	=PAM_AUTHTOK:
 *		Returns the current authentication token, or the new token
 *		when changing authentication tokens.
- *	=PAM_OLDAUTHTOK
+ *	=PAM_OLDAUTHTOK:
 *		Returns the previous authentication token when changing
 *		authentication tokens.
 *
--- a/contrib/openpam/lib/pam_start.c
+++ b/contrib/openpam/lib/pam_start.c
@ -31,7 +31,7 @@
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
- * $P4: //depot/projects/openpam/lib/pam_start.c#13 $
+ * $P4: //depot/projects/openpam/lib/pam_start.c#14 $
 */

 #include <stdlib.h>
@ -66,8 +66,6 @@ pam_start(const char *service,
 		goto fail;

 	r = openpam_configure(ph, service);
-	if (r != PAM_SUCCESS && r != PAM_BUF_ERR)
-		r = openpam_configure(ph, PAM_OTHER);
 	if (r != PAM_SUCCESS)
 		goto fail;

--- a/contrib/openpam/misc/gendoc.pl
+++ b/contrib/openpam/misc/gendoc.pl
@ -32,7 +32,7 @@
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 #
-# $P4: //depot/projects/openpam/misc/gendoc.pl#10 $
+# $P4: //depot/projects/openpam/misc/gendoc.pl#13 $
 #

 use strict;
@ -139,6 +139,7 @@ sub parse_source($) {
    $argnames =~ s/([\|\[\]\(\)\.\*\+\?])/\\$1/g;
    $argnames =~ s/\" \"/|/g;
    $argnames =~ s/^\"(.*)\"$/($1)/;
+    $inliteral = $inlist = 0;
    foreach (split("\n", $source)) {
 	s/\s*$//;
 	if (!defined($man)) {
@ -185,7 +186,7 @@ sub parse_source($) {
 	    $inlist = 0;
 	} elsif ($inliteral && m/^\S/) {
 	    $man .= ".Ed\n";
-	    $inlist = 0;
+	    $inliteral = 0;
 	} elsif ($inliteral) {
 	    $man .= "$_\n";
 	    next;
@ -211,10 +212,17 @@ sub parse_source($) {
 	$man .= "$_\n";
    }
    if (defined($man)) {
+	if ($inlist) {
+	    $man .= ".El\n";
+	}
+	if ($inliteral) {
+	    $man .= ".Ed\n";
+	}
 	$man =~ s/(\n\.[A-Z][a-z] [\w ]+)\n([\.,:;-]\S*)\s*/$1 $2\n/gs;
 	$man =~ s/\s*$/\n/gm;
 	$man =~ s/\n+/\n/gs;
 	$man =~ s/\0//gs;
+	$man =~ s/\n\n\./\n\./gs;
 	chomp($man);
    } else {
 	$man = "No description available.";
@ -307,6 +315,9 @@ sub gendoc($) {
    if ($func->{'name'} =~ m/_sm_/) {
 	$mdoc .= ".In security/pam_modules.h\n"
    }
+    if ($func->{'name'} =~ m/openpam/) {
+	$mdoc .= ".In security/openpam.h\n"
+    }
    $mdoc .= ".Ft $func->{'type'}
 .Fn $func->{'name'} $func->{'args'}
 .Sh DESCRIPTION
@ -366,10 +377,12 @@ as part of the DARPA CHATS research program.
 ";

    $fn = "$func->{'name'}.3";
-    sysopen(FILE, $fn, O_RDWR|O_CREAT|O_TRUNC)
-	or die("$fn: open(): $!\n");
-    print(FILE $mdoc);
-    close(FILE);
+    if (sysopen(FILE, $fn, O_RDWR|O_CREAT|O_TRUNC)) {
+        print(FILE $mdoc);
+        close(FILE);
+    } else {
+	warn("$fn: open(): $!\n");
+    }
 }

 sub gensummary() {