Changeset 5725 for pjproject/trunk/aconfigure.ac

Timestamp:

Jan 15, 2018 8:52:29 AM (6 years ago)

Author:

ming

Message:

Re #2082: Initial implementation of GnuTLS support.

File:

• pjproject/trunk/aconfigure.ac (modified) (5 diffs)

pjproject/trunk/aconfigure.ac

@@ -1542 +1542 @@
 AC_ARG_WITH(ssl,
     AS_HELP_STRING([--with-ssl=DIR],
-                   [Specify alternate libssl prefix]),
+                   [Specify alternate SSL library prefix. This option will try
+                    to find OpenSSL first, then if not found, GnuTLS. To skip
+                    OpenSSL finding, use --with-gnutls option instead.]),
     [],
     [with_ssl=no]
     )
 
+dnl # GnuTLS alt prefix
+AC_ARG_WITH(gnutls,
+    AS_HELP_STRING([--with-gnutls=DIR],
+                   [Specify alternate GnuTLS prefix]),
+    [],
+    [with_gnutls=no]
+    )
+
 dnl # Do not use default SSL installation if we are cross-compiling
-if test "x$ac_cross_compile" != "x" -a "x$with_ssl" = "xno"; then
+if test "x$ac_cross_compile" != "x" -a "x$with_ssl" = "xno" -a "x$with_gnutls" = "xno"; then
     enable_ssl=no
 fi
@@ -1555 +1565 @@
 AC_SUBST(ac_no_ssl)
 AC_SUBST(ac_ssl_has_aes_gcm,0)
+AC_SUBST(ac_ssl_backend)
 AC_ARG_ENABLE(ssl,
               AS_HELP_STRING([--disable-ssl],
@@ -1566 +1577 @@
               ],
               [
-                AC_MSG_RESULT([checking for OpenSSL installations..])
                 if test "x$with_ssl" != "xno" -a "x$with_ssl" != "x"; then
                     CFLAGS="$CFLAGS -I$with_ssl/include"
@@ -1572 +1582 @@
                     AC_MSG_RESULT([Using SSL prefix... $with_ssl])
                 fi
-                AC_SUBST(openssl_h_present)
-                AC_SUBST(libssl_present)
-                AC_SUBST(libcrypto_present)
-                AC_CHECK_HEADER(openssl/ssl.h,[openssl_h_present=1])
-                AC_CHECK_LIB(crypto,ERR_load_BIO_strings,[libcrypto_present=1 && LIBS="-lcrypto $LIBS"])
-                AC_CHECK_LIB(ssl,SSL_CTX_new,[libssl_present=1 && LIBS="-lssl $LIBS"])
-                if test "x$openssl_h_present" = "x1" -a "x$libssl_present" = "x1" -a "x$libcrypto_present" = "x1"; then
+
+                if test "x$with_gnutls" = "xno"; then
+
+                    AC_MSG_RESULT([checking for OpenSSL installations..])
+                    AC_SUBST(openssl_h_present)
+                    AC_SUBST(libssl_present)
+                    AC_SUBST(libcrypto_present)
+                    AC_CHECK_HEADER(openssl/ssl.h,[openssl_h_present=1])
+                    AC_CHECK_LIB(crypto,ERR_load_BIO_strings,[libcrypto_present=1 && LIBS="-lcrypto $LIBS"])
+                    AC_CHECK_LIB(ssl,SSL_CTX_new,[libssl_present=1 && LIBS="-lssl $LIBS"])
+                    if test "x$openssl_h_present" = "x1" -a "x$libssl_present" = "x1" -a "x$libcrypto_present" = "x1"; then
                         AC_MSG_RESULT([OpenSSL library found, SSL support enabled])
                         
@@ -1599 +1613 @@
                         #AC_DEFINE(PJSIP_HAS_TLS_TRANSPORT, 1)
                         AC_DEFINE(PJ_HAS_SSL_SOCK, 1)
-                else
-                        AC_MSG_RESULT([** OpenSSL libraries not found, disabling SSL support **])
+                        AC_DEFINE(PJ_SSL_SOCK_IMP, PJ_SSL_SOCK_IMP_OPENSSL)
+                        ac_ssl_backend="openssl"
+                    else
+                        AC_MSG_RESULT([** OpenSSL libraries not found **])
+                    fi
+                
                 fi
+                
+                if test "x$ac_ssl_backend" = "x"; then
+
+                    if test "x$with_gnutls" != "xno" -a "x$with_gnutls" != "x"; then
+                        CFLAGS="$CFLAGS -I$with_gnutls/include"
+                        LDFLAGS="$LDFLAGS -L$with_gnutls/lib"
+                        AC_MSG_RESULT([Using GnuTLS prefix... $with_gnutls])
+                    fi
+
+                    AC_CHECK_PROGS(PKG_CONFIG,
+                       $host-pkg-config pkg-config "python pkgconfig.py",
+                       none)
+                    AC_MSG_RESULT([checking for GnuTLS installations..])
+                    AC_SUBST(gnutls_h_present)
+                    AC_SUBST(libgnutls_present)
+                    AC_CHECK_HEADER(gnutls/gnutls.h, [gnutls_h_present=1])
+
+                    if test "$PKG_CONFIG" != "none"; then
+                        if $PKG_CONFIG --exists gnutls; then
+                            LIBS="$LIBS `$PKG_CONFIG --libs gnutls`"
+                            libgnutls_present=1
+                        else
+                            AC_CHECK_LIB(gnutls,
+                             gnutls_certificate_set_x509_system_trust,
+                             [libgnutls_present=1 &&
+                              LIBS="$LIBS -lgnutls"])
+                        fi
+                    else
+                        AC_MSG_RESULT([*** Warning: neither pkg-config nor python is available, disabling gnutls. ***])
+                    fi
+
+                    if test "x$gnutls_h_present" = "x1" -a "x$libgnutls_present" = "x1"; then
+                        AC_MSG_RESULT([GnuTLS library found, SSL support enabled])
+                        AC_DEFINE(PJ_HAS_SSL_SOCK, 1)
+                        AC_DEFINE(PJ_SSL_SOCK_IMP, PJ_SSL_SOCK_IMP_GNUTLS)
+                        ac_ssl_backend="gnutls"
+                    else
+                        AC_MSG_RESULT([** No GnuTLS libraries found, disabling SSL support **])
+                    fi
+                
+                fi
               ])