Allow setting reported OS from the command line

[platform/upstream/openconnect.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 8216fe0..430fe77 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT(openconnect, 3.99)
+AC_INIT(openconnect, 4.07)
 PKG_PROG_PKG_CONFIG
 AC_LANG_C
 AC_CANONICAL_HOST
@@ -179,6 +179,10 @@ if test "$USE_NLS" = "yes"; then
 fi
 AM_CONDITIONAL(USE_NLS, [test "$USE_NLS" = "yes"])
 
+AC_ARG_WITH([system-cafile],
+           AS_HELP_STRING([--with-system-cafile],
+                          [Location of the default system CA certificate file for old (<3.0.20) GnuTLS versions]))
+
 # We will use GnuTLS if it's requested, and if GnuTLS doesn't have DTLS
 # support then we'll *also* use OpenSSL for that, but it appears *only*
 # only in the openconnect executable and not the library (hence shouldn't
@@ -205,8 +209,42 @@ if test "$with_gnutls" = "yes"; then
     fi
     oldlibs="$LIBS"
     LIBS="$LIBS $GNUTLS_LIBS"
+    AC_CHECK_FUNC(gnutls_dtls_set_data_mtu,
+                [AC_DEFINE(HAVE_GNUTLS_DTLS_SET_DATA_MTU, 1)], [])
     AC_CHECK_FUNC(gnutls_certificate_set_x509_system_trust,
                 [AC_DEFINE(HAVE_GNUTLS_CERTIFICATE_SET_X509_SYSTEM_TRUST, 1)], [])
+    if test "$ac_cv_func_gnutls_certificate_set_x509_system_trust" != "yes"; then
+       # We will need to tell GnuTLS the path to the system CA file.
+       if test "$with_system_cafile" = "yes" || test "$with_system_cafile" = ""; then
+           unset with_system_cafile
+           AC_MSG_CHECKING([For location of system CA trust file])
+           for file in /etc/ssl/certs/ca-certificates.crt \
+                       /etc/pki/tls/cert.pem \
+                       /usr/local/share/certs/ca-root-nss.crt \
+                       /etc/ssl/cert.pem; do
+               if grep 'BEGIN CERTIFICATE-----' $file >/dev/null 2>&1; then
+                   with_system_cafile=${file}
+                   break
+               fi
+           done
+           AC_MSG_RESULT([${with_system_cafile-NOT FOUND}])
+       elif test "$with_system_cafile" = "no"; then
+           AC_MSG_ERROR([You cannot disable the system CA certificate file.])
+       fi
+       if test "$with_system_cafile" = ""; then
+           AC_MSG_ERROR([Unable to find a standard system CA certificate file.]
+    [Your GnuTLS requires a path to a CA certificate store. This is a file]
+    [which contains a list of the Certificate Authorities which are trusted.]
+    [Most distributions ship with this file in a standard location, but none]
+    [the known standard locations exist on your system. You should provide a]
+    [--with-system-cafile= argument to this configure script, giving the full]
+    [path to a default CA certificate file for GnuTLS to use. Also, please]
+    [send full details of your system, including 'uname -a' output and the]
+    [location of the system CA certificate store on your system, to the]
+    [openconnect-devel@lists.infradead.org mailing list.])
+       fi
+       AC_DEFINE_UNQUOTED([DEFAULT_SYSTEM_CAFILE], ["$with_system_cafile"])
+    fi
     AC_CHECK_FUNC(gnutls_pkcs12_simple_parse,
                 [AC_DEFINE(HAVE_GNUTLS_PKCS12_SIMPLE_PARSE, 1)], [])
     AC_CHECK_FUNC(gnutls_certificate_set_key,
@@ -359,7 +397,7 @@ AM_CONDITIONAL(HAVE_SYMBOL_VERSIONING, [test "${symvers}" != "no"])
 
 PKG_CHECK_MODULES(LIBXML2, libxml-2.0)
 
-PKG_CHECK_MODULES(ZLIB, zlib, [],
+PKG_CHECK_MODULES(ZLIB, zlib, [AC_SUBST(ZLIB_PC, [zlib])],
                  [oldLIBS="$LIBS"
                  LIBS="$LIBS -lz" 
                  AC_MSG_CHECKING([for zlib without pkg-config])
@@ -400,6 +438,12 @@ if (test "$libproxy_pkg" = "no"); then
    LIBS="$oldLIBS"
 fi
 
+PKG_CHECK_MODULES(LIBSTOKEN, stoken,
+               [AC_SUBST(LIBSTOKEN_PC, stoken)
+                AC_DEFINE([LIBSTOKEN_HDR], ["stoken.h"])
+                libstoken_pkg=yes],
+                libstoken_pkg=no)
+
 AC_CHECK_HEADER([if_tun.h],
     [AC_DEFINE([IF_TUN_HDR], ["if_tun.h"])],
     [AC_CHECK_HEADER([linux/if_tun.h],