1 files changed, 85 insertions, 0 deletions
diff --git a/m4/nss.m4 b/m4/nss.m4
new file mode 100644
index 00000000..82712772
--- /dev/null
+++ b/m4/nss.m4
@@ -0,0 +1,85 @@
+# BEGIN COPYRIGHT BLOCK
+# Copyright (C) 2006 Red Hat, Inc.
+# All rights reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# END COPYRIGHT BLOCK
+
+AC_CHECKING(for NSS)
+
+# check for --with-nss
+AC_MSG_CHECKING(for --with-nss)
+AC_ARG_WITH(nss, [  --with-nss=PATH         Network Security Services (NSS) directory],
+[
+  if test -e "$withval"/include/nss.h -a -d "$withval"/lib
+  then
+    AC_MSG_RESULT([using $withval])
+    NSSDIR=$withval
+    nss_inc="-I$NSSDIR/include"
+    nss_lib="-L$NSSDIR/lib"
+  else
+    echo
+    AC_MSG_ERROR([$withval not found])
+  fi
+],
+AC_MSG_RESULT(no))
+
+# check for --with-nss-inc
+AC_MSG_CHECKING(for --with-nss-inc)
+AC_ARG_WITH(nss-inc, [  --with-nss-inc=PATH         Network Security Services (NSS) include directory],
+[
+  if test -e "$withval"/nss.h
+  then
+    AC_MSG_RESULT([using $withval])
+    nss_inc="-I$withval"
+  else
+    echo
+    AC_MSG_ERROR([$withval not found])
+  fi
+],
+AC_MSG_RESULT(no))
+
+# check for --with-nss-lib
+AC_MSG_CHECKING(for --with-nss-lib)
+AC_ARG_WITH(nss-lib, [  --with-nss-lib=PATH         Network Security Services (NSS) library directory],
+[
+  if test -d "$withval"
+  then
+    AC_MSG_RESULT([using $withval])
+    nss_lib="-L$withval"
+  else
+    echo
+    AC_MSG_ERROR([$withval not found])
+  fi
+],
+AC_MSG_RESULT(no))
+
+# if NSS is not found yet, try pkg-config
+
+# last resort
+if test -z "$nss_inc" -o -z "$nss_lib"; then
+  AC_MSG_CHECKING(for nss with pkg-config)
+  AC_PATH_PROG(PKG_CONFIG, pkg-config)
+  if test -n "$PKG_CONFIG"; then
+    if $PKG_CONFIG --exists nss; then
+      nss_inc=`$PKG_CONFIG --cflags-only-I nss`
+      nss_lib=`$PKG_CONFIG --libs-only-L nss`
+      AC_MSG_RESULT([using system NSS])
+    else
+      AC_MSG_ERROR([NSS not found, specify with --with-nss.])
+    fi
+  fi
+fi