From: Yaakov Selkowitz <[email protected]>

When no SHA1 implementation is specified, we should first prefer
system-builtin solutions (libc/libmd/CommonCrypto), then smaller
implementations over the larger ones.  libsha1 is much smaller than
libgcrypt, so it should be first.

Signed-off-by: Yaakov Selkowitz <[email protected]>
---
 configure.ac |   18 +++++++++---------
 1 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/configure.ac b/configure.ac
index fd8ea9b..4d62618 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1408,15 +1408,6 @@ if test "x$with_sha1" = xlibmd; then
                  [Use libmd SHA1 functions])
        SHA1_LIBS=-lmd
 fi
-AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
-if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
-       with_sha1=libgcrypt
-fi
-if test "x$with_sha1" = xlibgcrypt; then
-       AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
-                 [Use libgcrypt SHA1 functions])
-       SHA1_LIBS=-lgcrypt
-fi
 AC_CHECK_LIB([sha1], [sha1_begin], [HAVE_LIBSHA1=yes])
 if test "x$with_sha1" = x && test "x$HAVE_LIBSHA1" = xyes; then
    with_sha1=libsha1
@@ -1426,6 +1417,15 @@ if test "x$with_sha1" = xlibsha1; then
                  [Use libsha1 for SHA1])
        SHA1_LIBS=-lsha1
 fi
+AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
+if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
+       with_sha1=libgcrypt
+fi
+if test "x$with_sha1" = xlibgcrypt; then
+       AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
+                 [Use libgcrypt SHA1 functions])
+       SHA1_LIBS=-lgcrypt
+fi
 # We don't need all of the OpenSSL libraries, just libcrypto
 AC_CHECK_LIB([crypto], [SHA1_Init], [HAVE_LIBCRYPTO=yes])
 PKG_CHECK_MODULES([OPENSSL], [openssl], [HAVE_OPENSSL_PKC=yes],
-- 
1.6.6.1

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