added sesman auth options

configure.ac

@@ -7,6 +7,18 @@ AM_INIT_AUTOMAKE([1.6 foreign])
 AC_PROG_CC
 AC_C_CONST
 AC_PROG_LIBTOOL
+AC_ARG_ENABLE(nopam, AS_HELP_STRING([--enable-nopam],
+              [Build no PAM support (default: no)]),
+              [nopam=true], [nopam=false])
+AM_CONDITIONAL(SESMAN_NOPAM, [test x$nopam = xtrue])
+AC_ARG_ENABLE(kerberos, AS_HELP_STRING([--enable-kerberos],
+              [Build kerberos support (default: no)]),
+              [kerberos=true], [kerberos=false])
+AM_CONDITIONAL(SESMAN_KERBEROS, [test x$kerberos = xtrue])
+AC_ARG_ENABLE(pamuserpass, AS_HELP_STRING([--enable-pamuserpass],
+              [Build pam userpass support (default: no)]),
+              [pamuserpass=true], [pamuserpass=false])
+AM_CONDITIONAL(SESMAN_PAMUSERPASS, [test x$pamuserpass = xtrue])
 AC_CONFIG_FILES([Makefile
                  common/Makefile
                  vnc/Makefile
@@ -26,3 +38,9 @@ AC_CONFIG_FILES([Makefile
 #                 xrdp/cursors/Makefile
 #                 Xserver/hw/rdp/Makefile
 AC_OUTPUT
+
+# example of how to check for a struct in a header
+#AC_CHECK_MEMBER([struct in6_addr.s6_addr],
+#                [],
+#                [AC_DEFINE(NO_ARPA_INET_H_IP6, 1, [for IPv6])],
+#                [#include <arpa/inet.h>])

sesman/Makefile.am

@@ -2,6 +2,24 @@ INCLUDES = \
   -I$(top_srcdir)/common \
   -I$(top_srcdir)/sesman/libscp
 
+if SESMAN_NOPAM
+AUTH_C = verify_user.c
+AUTH_LIB = -lcrypt
+else
+if SESMAN_PAMUSERPASS
+AUTH_C = verify_user_pam_userpass.c
+AUTH_LIB = -lpam -lpam_userpass
+else
+if SESMAN_KERBEROS
+AUTH_C = verify_user_kerberos.c
+AUTH_LIB = -lkrb5
+else
+AUTH_C = verify_user_pam.c
+AUTH_LIB = -lpam
+endif
+endif
+endif
+
 bin_PROGRAMS = \
   xrdp-sesman \
   xrdp-sessvc
@@ -14,11 +32,11 @@ xrdp_sesman_SOURCES = \
   session.c \
   sig.c \
   thread.c \
-  verify_user_pam.c \
   lock.c \
   access.c \
   config.c \
-  env.c
+  env.c \
+  $(AUTH_C)
 
 xrdp_sessvc_SOURCES = \
   sessvc.c
@@ -26,7 +44,7 @@ xrdp_sessvc_SOURCES = \
 xrdp_sesman_LDADD = \
   $(top_srcdir)/common/libxrdp-common.la \
   $(top_srcdir)/sesman/libscp/libscp.la \
-  -lpam
+  $(AUTH_LIB)
 
 xrdp_sessvc_LDADD = \
   $(top_srcdir)/common/libxrdp-common.la