Allow the user to enable OpenSSL over Mozilla NSS using --enable-openssl

2002-03-06  Jeffrey Stedfast  <fejj@ximian.com>

	* configure.in: Allow the user to enable OpenSSL over Mozilla NSS
	using --enable-openssl or --disable-nss.

svn path=/trunk/; revision=15952

1 files changed, 118 insertions, 101 deletions

diff --git a/configure.in b/configure.in
index aff87a942f..93859ac307 100644
--- a/configure.in
+++ b/configure.in
@@ -740,119 +740,134 @@ dnl
 dnl The Evolution security extensions are only built if these libraries are found
 dnl ********************************************************************************
 msg_ssl=no
-AC_ARG_WITH(nspr-includes, [  --with-nspr-includes=PREFIX     Location of Mozilla nspr4 includes.],
-	with_nspr_includes="$withval", with_nspr_includes="/usr/include/nspr")
-have_nspr_includes="no"
-if test "x${with_nspr_includes}" != "xno"; then
-	CPPFLAGS_save="$CPPFLAGS"
-	
-	AC_MSG_CHECKING(for Mozilla nspr4 includes in $with_nspr_includes)
-	AC_MSG_RESULT("")
-	
-	CPPFLAGS="$CPPFLAGS -I$with_nspr_includes"
-	AC_CHECK_HEADERS(nspr.h prio.h, [ moz_nspr_includes="yes" ])
-	CPPFLAGS="$CPPFLAGS_save"
-	
-	if test "x{$moz_nspr_includes}" != "xno" -a "x{$moz_nspr_includes}" != "x" ; then
-		have_nspr_includes="yes"
-		NSPR_CFLAGS="-I$with_nspr_includes"
-	fi
-else
-	AC_MSG_CHECKING(for Mozilla nspr4 includes)
-	AC_MSG_RESULT(no)
+
+dnl these 2 enable's are inverses of each other
+AC_ARG_ENABLE(nss, [  --enable-nss=[yes,no]        Attempt to use Mozilla libnss for SSL support.],
+	enable_nss="$enableval", enable_nss="yes")
+
+AC_ARG_ENABLE(openssl, [  --enable-openssl=[yes,no]        Attempt to use OpenSSL for SSL support.],
+	enable_openssl="$enableval", enable_openssl="auto")
+
+if test "x${enable_openssl}" = "xyes"; then
+dnl User wants to override nss with OpenSSL
+	enable_nss="no"
 fi
 
-AC_ARG_WITH(nspr-libs, [  --with-nspr-libs=PREFIX     Location of Mozilla nspr4 libs.],
-	with_nspr_libs="$withval")
-have_nspr_libs="no"
-if test "x${with_nspr_libs}" != "xno" -a "x${have_nspr_includes}" != "xno"; then
-	CFLAGS_save="$CFLAGS"
-	LDFLAGS_save="$LDFLAGS"
+if test "x${enable_nss}" = "xyes"; then
+	AC_ARG_WITH(nspr-includes, [  --with-nspr-includes=PREFIX     Location of Mozilla nspr4 includes.],
+		with_nspr_includes="$withval", with_nspr_includes="/usr/include/nspr")
+	have_nspr_includes="no"
+	if test "x${with_nspr_includes}" != "xno"; then
+		CPPFLAGS_save="$CPPFLAGS"
+		
+		AC_MSG_CHECKING(for Mozilla nspr4 includes in $with_nspr_includes)
+		AC_MSG_RESULT("")
+		
+		CPPFLAGS="$CPPFLAGS -I$with_nspr_includes"
+		AC_CHECK_HEADERS(nspr.h prio.h, [ moz_nspr_includes="yes" ])
+		CPPFLAGS="$CPPFLAGS_save"
+		
+		if test "x{$moz_nspr_includes}" != "xno" -a "x{$moz_nspr_includes}" != "x" ; then
+			have_nspr_includes="yes"
+			NSPR_CFLAGS="-I$with_nspr_includes"
+		fi
+	else
+		AC_MSG_CHECKING(for Mozilla nspr4 includes)
+		AC_MSG_RESULT(no)
+	fi
 	
-	nsprlibs="-lplc4 -lplds4 -lnspr4 $PTHREAD_LIB"
-	AC_CACHE_CHECK([for Mozilla nspr libraries], moz_nspr_libs,
-	[
-		CFLAGS="$CFLAGS $NSPR_CFLAGS"
+	AC_ARG_WITH(nspr-libs, [  --with-nspr-libs=PREFIX     Location of Mozilla nspr4 libs.],
+		with_nspr_libs="$withval")
+	have_nspr_libs="no"
+	if test "x${with_nspr_libs}" != "xno" -a "x${have_nspr_includes}" != "xno"; then
+		CFLAGS_save="$CFLAGS"
+		LDFLAGS_save="$LDFLAGS"
 		
-		if test "x${with_nspr_libs}" != "x"; then
-			LDFLAGS="$LDFLAGS -L$with_nspr_libs $nsprlibs"
+		nsprlibs="-lplc4 -lplds4 -lnspr4 $PTHREAD_LIB"
+		AC_CACHE_CHECK([for Mozilla nspr libraries], moz_nspr_libs,
+		[
+			CFLAGS="$CFLAGS $NSPR_CFLAGS"
+			
+			if test "x${with_nspr_libs}" != "x"; then
+				LDFLAGS="$LDFLAGS -L$with_nspr_libs $nsprlibs"
+			else
+				LDFLAGS="$LDFLAGS $nsprlibs"
+			fi
+			
+			AC_TRY_LINK_FUNC(PR_Init, moz_nspr_libs="yes", moz_nspr_libs="no")
+			CFLAGS="$CFLAGS_save"
+			LDFLAGS="$LDFLAGS_save"
+		])
+		if test "x$moz_nspr_libs" != "xno"; then
+			have_nspr_libs="yes"
+			NSPR_LDFLAGS="-L$with_nspr_libs $nsprlibs"
 		else
-			LDFLAGS="$LDFLAGS $nsprlibs"
+			NSPR_CLFAGS=""
 		fi
-		
-		AC_TRY_LINK_FUNC(PR_Init, moz_nspr_libs="yes", moz_nspr_libs="no")
-		CFLAGS="$CFLAGS_save"
-		LDFLAGS="$LDFLAGS_save"
-	])
-	if test "x$moz_nspr_libs" != "xno"; then
-		have_nspr_libs="yes"
-		NSPR_LDFLAGS="-L$with_nspr_libs $nsprlibs"
 	else
-		NSPR_CLFAGS=""
+		AC_MSG_CHECKING(for Mozilla nspr4 libraries)
+		AC_MSG_RESULT(no)
 	fi
-else
-	AC_MSG_CHECKING(for Mozilla nspr4 libraries)
-	AC_MSG_RESULT(no)
-fi
-
-AC_ARG_WITH(nss-includes, [  --with-nss-includes=PREFIX     Location of Mozilla nss3 includes.],
-	with_nss_includes="$withval", with_nss_includes="/usr/include/moznss")
-if test "x${with_nss_includes}" != "xno" -a "x${have_nspr_libs}" != "xno"; then
-	CPPFLAGS_save="$CPPFLAGS"
 	
-	AC_MSG_CHECKING(for Mozilla nss3 includes in $with_nss_includes)
-	AC_MSG_RESULT("")
-
-        if test "x${with_nspr_includes}" != "x"; then
-	        CPPFLAGS="$CPPFLAGS -I$with_nspr_includes -I$with_nss_includes"
-        else
-	        CPPFLAGS="$CPPFLAGS -I$with_nss_includes"
-        fi
-
-	AC_CHECK_HEADERS(nss.h ssl.h smime.h,
-		[ have_nss_includes="yes" ], 
-		[ have_nss_includes="no" ])
-
-	CPPFLAGS="$CPPFLAGS_save"
-
-	if test "x${have_nss_includes}" = xyes ; then	
-		have_nss_includes="yes"
-		NSS_CFLAGS="-I$with_nss_includes"
+	AC_ARG_WITH(nss-includes, [  --with-nss-includes=PREFIX     Location of Mozilla nss3 includes.],
+		with_nss_includes="$withval", with_nss_includes="/usr/include/moznss")
+	if test "x${with_nss_includes}" != "xno" -a "x${have_nspr_libs}" != "xno"; then
+		CPPFLAGS_save="$CPPFLAGS"
+		
+		AC_MSG_CHECKING(for Mozilla nss3 includes in $with_nss_includes)
+		AC_MSG_RESULT("")
+	
+        	if test "x${with_nspr_includes}" != "x"; then
+	        	CPPFLAGS="$CPPFLAGS -I$with_nspr_includes -I$with_nss_includes"
+        	else
+	        	CPPFLAGS="$CPPFLAGS -I$with_nss_includes"
+		fi
+	
+		AC_CHECK_HEADERS(nss.h ssl.h smime.h,
+			[ have_nss_includes="yes" ], 
+			[ have_nss_includes="no" ])
+	
+		CPPFLAGS="$CPPFLAGS_save"
+		
+		if test "x${have_nss_includes}" = xyes ; then	
+			have_nss_includes="yes"
+			NSS_CFLAGS="-I$with_nss_includes"
+		else
+			NSPR_CFLAGS=""
+			NSPR_LDFLAGS=""
+		fi
 	else
-		NSPR_CFLAGS=""
-		NSPR_LDFLAGS=""
+		AC_MSG_CHECKING(for Mozilla nss3 includes)
+		AC_MSG_RESULT(no)
 	fi
-else
-	AC_MSG_CHECKING(for Mozilla nss3 includes)
-	AC_MSG_RESULT(no)
-fi
-
-AC_ARG_WITH(nss-libs, [  --with-nss-libs=PREFIX     	Location of Mozilla nss3 libs.],
-	with_nss_libs="$withval")
-if test "x${with_nss_libs}" != "xno" -a "x${have_nss_includes}" != "xno"; then
-	LDFLAGS_save="$LDFLAGS"
 	
-	nsprlibs="-lplc4 -lplds4 -lnspr4 $PTHREAD_LIB"
-	nsslibs="-lssl3 -lsmime3 -lnss3"
-	AC_CACHE_CHECK([for Mozilla nss libraries], moz_nss_libs,
-	[
-		LDFLAGS="$LDFLAGS -L$with_nspr_libs $nsprlibs -L$with_nss_libs $nsslibs"
-		AC_TRY_LINK_FUNC(NSS_Init, moz_nss_libs="yes", moz_nss_libs="no")
-		LDFLAGS="$LDFLAGS_save"
-	])
-	if test "$moz_nss_libs" != no; then
-		AC_DEFINE(HAVE_NSS)
-		AC_DEFINE(HAVE_SSL)
-		msg_ssl="yes (Mozilla NSS)"
-		NSS_LDFLAGS="-L$with_nss_libs $nsslibs"
+	AC_ARG_WITH(nss-libs, [  --with-nss-libs=PREFIX     	Location of Mozilla nss3 libs.],
+		with_nss_libs="$withval")
+	if test "x${with_nss_libs}" != "xno" -a "x${have_nss_includes}" != "xno"; then
+		LDFLAGS_save="$LDFLAGS"
+		
+		nsprlibs="-lplc4 -lplds4 -lnspr4 $PTHREAD_LIB"
+		nsslibs="-lssl3 -lsmime3 -lnss3"
+		AC_CACHE_CHECK([for Mozilla nss libraries], moz_nss_libs,
+		[
+			LDFLAGS="$LDFLAGS -L$with_nspr_libs $nsprlibs -L$with_nss_libs $nsslibs"
+			AC_TRY_LINK_FUNC(NSS_Init, moz_nss_libs="yes", moz_nss_libs="no")
+			LDFLAGS="$LDFLAGS_save"
+		])
+		if test "$moz_nss_libs" != no; then
+			AC_DEFINE(HAVE_NSS)
+			AC_DEFINE(HAVE_SSL)
+			msg_ssl="yes (Mozilla NSS)"
+			NSS_LDFLAGS="-L$with_nss_libs $nsslibs"
+		else
+			NSS_CFLAGS=""
+			NSPR_CFLAGS=""
+			NSPR_LDFLAGS=""
+		fi
 	else
-		NSS_CFLAGS=""
-		NSPR_CFLAGS=""
-		NSPR_LDFLAGS=""
+		AC_MSG_CHECKING(for Mozilla nss libraries)
+		AC_MSG_RESULT(no)
 	fi
-else
-	AC_MSG_CHECKING(for Mozilla nss libraries)
-	AC_MSG_RESULT(no)
 fi
 
 AC_SUBST(NSPR_CFLAGS)
@@ -864,7 +879,9 @@ dnl ******************************
 dnl OpenSSL
 dnl ******************************
 
-if test "$msg_ssl" = "no"; then
+dnl only continue detecting OpenSSL if we haven't already found all of the
+dnl Mozilla libnss includes/libraries and if user actually wants ssl support
+if test "$msg_ssl" = "no" -a "x${enable_openssl}" != "xno"; then
 	AC_ARG_WITH(openssl-includes, [  --with-openssl-includes=PREFIX     Location of OpenSSL includes.],
 		with_openssl_includes="$withval", with_openssl_includes="/usr/include")
 	have_openssl_includes="no"
@@ -923,7 +940,7 @@ else
 	OPENSSL_CFLAGS=""
 	OPENSSL_LDFLAGS=""
 fi
-	
+
 AC_SUBST(OPENSSL_CFLAGS)
 AC_SUBST(OPENSSL_LDFLAGS)