Initial documentation for using PAM with ngIRCd

[ngircd-alex.git] / configure.in

diff --git a/configure.in b/configure.in
index 9e8685d9643d9d7be60d773bdfeb9faebab8466a..79ab22a9fca60f6274f6c7818f6fc8d6aa4e21dc 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -12,7 +12,7 @@
 # -- Initialisation --
 
 AC_PREREQ(2.50)
-AC_INIT(ngircd, 15~rc1)
+AC_INIT(ngircd, 16)
 AC_CONFIG_SRCDIR(src/ngircd/ngircd.c)
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE(1.6)
@@ -33,6 +33,7 @@ AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used])
 AH_TEMPLATE([WANT_IPV6], [Define if IPV6 protocol should be enabled])
 AH_TEMPLATE([ZEROCONF], [Define if support for Zeroconf should be included])
 AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
+AH_TEMPLATE([PAM], [Define if PAM should be used])
 AH_TEMPLATE([HAVE_sockaddr_in_len], [Define if sockaddr_in.sin_len exists])
 
 AH_TEMPLATE([TARGET_OS], [Target operating system name])
@@ -101,11 +102,24 @@ AC_HEADER_TIME
 AC_HEADER_SYS_WAIT
 
 AC_CHECK_HEADERS([ \
-       ctype.h errno.h fcntl.h netdb.h netinet/in.h stdlib.h string.h \
-       strings.h sys/socket.h sys/time.h unistd.h \
+       ctype.h errno.h fcntl.h netdb.h netinet/in.h netinet/in_systm.h \
+       stdlib.h string.h strings.h sys/socket.h sys/time.h unistd.h \
        ],,AC_MSG_ERROR([required C header missing!]))
 
-AC_CHECK_HEADERS([arpa/inet.h ctype.h malloc.h stdbool.h stddef.h varargs.h])
+AC_CHECK_HEADERS([ \
+       arpa/inet.h ctype.h malloc.h netinet/ip.h stdbool.h stddef.h varargs.h \
+       ],[],[],[[
+       #ifdef HAVE_SYS_TYPES_H
+               #include <sys/types.h>
+       #endif
+       #ifdef HAVE_SYS_SOCKET_H
+               #include <sys/socket.h>
+       #endif
+       #ifdef HAVE_NETINET_IN_H
+               #include <netinet/in.h>
+       #endif
+       ]]
+)
 
 # -- Datatypes --
 
@@ -130,9 +144,11 @@ AC_CHECK_MEMBER([struct sockaddr_in.sin_len], AC_DEFINE(HAVE_sockaddr_in_len),,
 
 # -- Libraries --
 
+# A/UX needs this.
 AC_CHECK_LIB(UTIL,memmove)
+# needed on solaris. GNU libc also has a libnsl, but we do not need it.
+AC_SEARCH_LIBS(gethostbyname,nsl)
 AC_CHECK_LIB(socket,bind)
-AC_CHECK_LIB(nsl,gethostent)
 
 # -- Functions --
 
@@ -464,6 +480,33 @@ if test "$x_identauth_on" = "yes"; then
        AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
 fi
 
+# compile in PAM support?
+
+x_pam_on=no
+AC_ARG_WITH(pam,
+       [  --with-pam              enable user authentication using PAM],
+       [       if test "$withval" != "no"; then
+                       if test "$withval" != "yes"; then
+                               CFLAGS="-I$withval/include $CFLAGS"
+                               CPPFLAGS="-I$withval/include $CPPFLAGS"
+                               LDFLAGS="-L$withval/lib $LDFLAGS"
+                       fi
+                       AC_CHECK_LIB(pam, pam_authenticate)
+                       AC_CHECK_FUNCS(pam_authenticate, x_pam_on=yes,
+                               AC_MSG_ERROR([Can't enable PAM support!])
+                       )
+               fi
+       ]
+)
+if test "$x_pam_on" = "yes"; then
+       AC_DEFINE(PAM, 1)
+       AC_CHECK_HEADERS(security/pam_appl.h,pam_ok=yes)
+       if test "$pam_ok" != "yes"; then
+               AC_CHECK_HEADERS(pam/pam_appl.h,pam_ok=yes,
+                       AC_MSG_ERROR([required C header missing!]))
+       fi
+fi
+
 # compile in IRC+ protocol support?
 
 x_ircplus_on=yes
@@ -642,10 +685,14 @@ echo $ECHO_N "        I/O backend: $ECHO_C"
 
 echo $ECHO_N "      IPv6 protocol: $ECHO_C"
 echo $ECHO_N "$x_ipv6_on    $ECHO_C"
-
 echo $ECHO_N "        SSL support: $ECHO_C"
 echo "$x_ssl_lib"
 
+echo $ECHO_N "        PAM support: $ECHO_C"
+test "$x_pam_on" = "yes" \
+       && echo "yes" \
+       || echo "no"
+
 echo
 
 # -eof-