fix newline escaping for unsupported_algorithms

The hmac-ripemd160 was incorrect and could lead to broken
Makefiles on systems that lacked support for it, but I made
all the others consistent too.

diff --git a/configure.ac b/configure.ac
index 2439e3948837f91a9aafeb8c111ec08c764ae874..4f525b5d2eea563eb4c0c22f1f008ca5cea9d2f8 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -2643,7 +2643,8 @@ if test "x$openssl" = "xyes" ; then
                [
                        AC_MSG_RESULT([no])
                        unsupported_algorithms="$unsupported_cipers \
-                          aes128-gcm@openssh.com aes256-gcm@openssh.com"
+                          aes128-gcm@openssh.com \
+                          aes256-gcm@openssh.com"
                ]
        )
 
@@ -2686,16 +2687,18 @@ if test "x$openssl" = "xyes" ; then
        # Search for SHA256 support in libc and/or OpenSSL
        AC_CHECK_FUNCS([SHA256_Update EVP_sha256], ,
            [unsupported_algorithms="$unsupported_algorithms \
-               hmac-sha2-256 hmac-sha2-512 \
+               hmac-sha2-256 \
+               hmac-sha2-512 \
                diffie-hellman-group-exchange-sha256 \
-               hmac-sha2-256-etm@openssh.com hmac-sha2-512-etm@openssh.com"
+               hmac-sha2-256-etm@openssh.com \
+               hmac-sha2-512-etm@openssh.com"
             ]
        )
        # Search for RIPE-MD support in OpenSSL
        AC_CHECK_FUNCS([EVP_ripemd160], ,
            [unsupported_algorithms="$unsupported_algorithms \
-               hmac-ripemd160
-               hmac-ripemd160@openssh.com
+               hmac-ripemd160 \
+               hmac-ripemd160@openssh.com \
                hmac-ripemd160-etm@openssh.com"
             ]
        )
@@ -2796,24 +2799,30 @@ if test "x$openssl" = "xyes" ; then
                TEST_SSH_ECC=yes
                COMMENT_OUT_ECC=""
        else
-               unsupported_algorithms="$unsupported_algorithms ecdsa-sha2-nistp256 \
-                   ecdh-sha2-nistp256 ecdsa-sha2-nistp256-cert-v01@openssh.com"
+               unsupported_algorithms="$unsupported_algorithms \
+                       ecdsa-sha2-nistp256 \
+                       ecdh-sha2-nistp256 \
+                       ecdsa-sha2-nistp256-cert-v01@openssh.com"
        fi
        if test x$enable_nistp384 = x1; then
                AC_DEFINE([OPENSSL_HAS_NISTP384], [1], [libcrypto has NID_secp384r1])
                TEST_SSH_ECC=yes
                COMMENT_OUT_ECC=""
        else
-               unsupported_algorithms="$unsupported_algorithms ecdsa-sha2-nistp384 \
-                   ecdh-sha2-nistp384 ecdsa-sha2-nistp384-cert-v01@openssh.com"
+               unsupported_algorithms="$unsupported_algorithms \
+                       ecdsa-sha2-nistp384 \
+                       ecdh-sha2-nistp384 \
+                       ecdsa-sha2-nistp384-cert-v01@openssh.com"
        fi
        if test x$enable_nistp521 = x1; then
                AC_DEFINE([OPENSSL_HAS_NISTP521], [1], [libcrypto has NID_secp521r1])
                TEST_SSH_ECC=yes
                COMMENT_OUT_ECC=""
        else
-               unsupported_algorithms="$unsupported_algorithms ecdh-sha2-nistp521 \
-                   ecdsa-sha2-nistp521 ecdsa-sha2-nistp521-cert-v01@openssh.com"
+               unsupported_algorithms="$unsupported_algorithms \
+                       ecdh-sha2-nistp521 \
+                       ecdsa-sha2-nistp521 \
+                       ecdsa-sha2-nistp521-cert-v01@openssh.com"
        fi
 
        AC_SUBST([TEST_SSH_ECC])