net/xrdp: fix PAM authentication issue

- Fix PAM authentication failure after recent base update
- Replace local patch with new patch from upstream
- Rename patch files, remove dirrms, use @sample, some plist fixes

PR:		194474
Submitted by:	Koichiro Iwao <meta+ports@vmeta.jp>
Approved by:	mentors (implicit)

net/xrdp/Makefile

@@ -3,7 +3,7 @@
 
 PORTNAME=	xrdp
 PORTVERSION=	0.6.1
-PORTREVISION=	4
+PORTREVISION=	5
 PORTEPOCH=	1
 CATEGORIES=	net
 MASTER_SITES=	GH

net/xrdp/files/patch-common__os_calls.c

@@ -1,11 +1,17 @@
---- common/os_calls.c.orig	2011-03-12 16:10:35.000000000 +0900
-+++ common/os_calls.c	2011-03-12 16:34:05.000000000 +0900
-@@ -1987,6 +1987,8 @@
- g_clearenv(void)
+diff --git common/os_calls.c common/os_calls.c
+index 692dc01..7075ee3 100644
+--- common/os_calls.c
++++ common/os_calls.c
+@@ -2115,8 +2115,12 @@ g_clearenv(void)
  {
  #if defined(_WIN32)
-+#elif defined(__FreeBSD__)
-+  environ[0] = NULL;
  #else
++#if defined(BSD)
++  environ[0] = 0;
++#else
    environ = 0;
  #endif
++#endif
+ }
+ 
+ /*****************************************************************************/

net/xrdp/files/patch-sesman__verify_user_pam.c

@@ -0,0 +1,19 @@
+diff --git sesman/verify_user_pam.c sesman/verify_user_pam.c
+index e3d8596..281e297 100644
+--- sesman/verify_user_pam.c
++++ sesman/verify_user_pam.c
+@@ -117,6 +117,14 @@ auth_userpass(char* user, char* pass)
+     g_free(auth_info);
+     return 0;
+   }
++
++  error = pam_set_item(auth_info->ph, PAM_TTY, service_name);
++  if (error != PAM_SUCCESS)
++  {
++    g_printf("pam_set_item failed: %s\r\n",
++                         pam_strerror(auth_info->ph, error));
++  }
++
+   error = pam_authenticate(auth_info->ph, 0);
+   if (error != PAM_SUCCESS)
+   {

net/xrdp/pkg-plist

@@ -39,24 +39,24 @@ man/man8/xrdp-sesman.8.gz
 man/man8/xrdp-sesrun.8.gz
 man/man8/xrdp.8.gz
 etc/pam.d/xrdp-sesman
-etc/xrdp/km-0407.ini
-etc/xrdp/km-0409.ini
-etc/xrdp/km-040c.ini
-etc/xrdp/km-0410.ini
-etc/xrdp/km-0419.ini
-etc/xrdp/km-041d.ini
-%%JP106%%etc/xrdp/km-0411.ini
-%%JP106%%etc/xrdp/km-e0010411.ini
-%%JP106%%etc/xrdp/km-e0200411.ini
-%%JP106%%etc/xrdp/km-e0210411.ini
+%%ETCDIR%%/km-0407.ini
+%%ETCDIR%%/km-0409.ini
+%%ETCDIR%%/km-040c.ini
+%%ETCDIR%%/km-0410.ini
+%%ETCDIR%%/km-0419.ini
+%%ETCDIR%%/km-041d.ini
+%%JP106%%%%ETCDIR%%/km-0411.ini
+%%JP106%%%%ETCDIR%%/km-e0010411.ini
+%%JP106%%%%ETCDIR%%/km-e0200411.ini
+%%JP106%%%%ETCDIR%%/km-e0210411.ini
 @unexec if cmp -s %D/etc/xrdp/rsakeys.ini.sample %D/etc/xrdp/rsakeys.ini; then rm -f %D/etc/xrdp/rsakeys.ini; fi
 @unexec if cmp -s %D/etc/xrdp/sesman.ini.sample %D/etc/xrdp/sesman.ini; then rm -f %D/etc/xrdp/sesman.ini; fi
 @unexec if cmp -s %D/etc/xrdp/startwm.sh.sample %D/etc/xrdp/startwm.sh; then rm -f %D/etc/xrdp/startwm.sh; fi
 @unexec if cmp -s %D/etc/xrdp/xrdp.ini.sample %D/etc/xrdp/xrdp.ini; then rm -f %D/etc/xrdp/xrdp.ini; fi
-etc/xrdp/rsakeys.ini.sample
-etc/xrdp/sesman.ini.sample
-etc/xrdp/startwm.sh.sample
-etc/xrdp/xrdp.ini.sample
+@sample %%ETCDIR%%/rsakeys.ini.sample
+@sample %%ETCDIR%%/sesman.ini.sample
+@sample %%ETCDIR%%/startwm.sh.sample
+@sample %%ETCDIR%%/xrdp.ini.sample
 @exec [ -f %D/etc/xrdp/sesman.ini ] || cp -p %D/etc/xrdp/sesman.ini.sample %D/etc/xrdp/sesman.ini
 @exec [ -f %D/etc/xrdp/startwm.sh ] || cp -p %D/etc/xrdp/startwm.sh.sample %D/etc/xrdp/startwm.sh
 @exec [ -f %D/etc/xrdp/xrdp.ini ] || cp -p %D/etc/xrdp/xrdp.ini.sample %D/etc/xrdp/xrdp.ini
@@ -64,13 +64,10 @@ sbin/xrdp
 sbin/xrdp-chansrv
 sbin/xrdp-sesman
 sbin/xrdp-sessvc
-share/xrdp/ad24b.bmp
-share/xrdp/ad256.bmp
-share/xrdp/cursor0.cur
-share/xrdp/cursor1.cur
-share/xrdp/sans-10.fv1
-share/xrdp/xrdp24b.bmp
-share/xrdp/xrdp256.bmp
-@dirrm share/xrdp
-@dirrm lib/xrdp
-@dirrmtry etc/xrdp
+%%DATADIR%%/ad24b.bmp
+%%DATADIR%%/ad256.bmp
+%%DATADIR%%/cursor0.cur
+%%DATADIR%%/cursor1.cur
+%%DATADIR%%/sans-10.fv1
+%%DATADIR%%/xrdp24b.bmp
+%%DATADIR%%/xrdp256.bmp