From c7b38ceed6030484c61c71ea9fafaca6b34a297e Mon Sep 17 00:00:00 2001
From: Damien Miller <djm@mindrot.org>
Date: Tue, 9 Nov 1999 10:28:04 +1100
Subject:  - Autodetection of SSL/Crypto library location via autoconf  - Fixed
 location of ssh-askpass to follow autoconf  - Integrated Makefile patch from
 Niels Kristian Bech Jensen <nkbj@image.dk>  - Autodetection of RSAref library
 for US users  - Minor doc updates

---
 configure.in | 48 +++++++++++++++++++++++++++++++++---------------
 1 file changed, 33 insertions(+), 15 deletions(-)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 8df3ffc76..a03c2af2c 100644
--- a/configure.in
+++ b/configure.in
@@ -6,6 +6,8 @@ AC_CONFIG_HEADER(config.h)
 dnl Checks for programs.
 AC_PROG_CC
 AC_PROG_RANLIB
+AC_CHECK_PROG(AR, ar, ar)
+if test "$GCC" = "yes"; then CFLAGS="$CFLAGS -Wall"; fi
 
 dnl Checks for libraries.
 dnl Replace `main' with a function in -lcrypto:
@@ -21,26 +23,42 @@ AC_CHECK_LIB(dl, dlopen, , )
 dnl check for pam
 AC_CHECK_LIB(pam, pam_authenticate, , )
 
-dnl Check for stuff in path.
-AC_CHECK_PROG(AR, ar, ar)
-AC_CHECK_PROG(RANLIB, ranlib, ranlib)
+dnl Check for OpenSSL/SSLeay directories.
+AC_MSG_CHECKING([for OpenSSL/SSLeay directory])
+for dir in /usr /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg ; do
+    ssldir="$dir"
+    if test -f "$dir/include/openssl/crypto.h"; then
+        AC_DEFINE(HAVE_OPENSSL)
+        break
+    fi
+    if test -f "$dir/include/ssl/crypto.h"; then
+        AC_DEFINE(HAVE_SSL)
+        break
+    fi
+    if test -f "$dir/include/crypto.h"; then
+        break
+    fi
+done
+AC_MSG_RESULT($ssldir)
+AC_SUBST(ssldir)
+AC_DEFINE_UNQUOTED(ssldir, "$ssldir")
+if test "$ssldir" != "/usr"; then
+	CFLAGS="$CFLAGS -I$ssldir/include"
+	LIBS="$LIBS -L$ssldir/lib"
+fi
+LIBS="$LIBS -lssl -lcrypto"
 
-dnl Check for ssl headers
-AC_CHECK_HEADER(openssl/bn.h, [AC_DEFINE(HAVE_OPENSSL)], [AC_CHECK_HEADER(ssl/bn.h, [AC_DEFINE(HAVE_SSL)], [AC_MSG_ERROR([*** ssl library missing - please install first ***])])])
+dnl Check for RSAref library.
+AC_MSG_CHECKING([for RSAref library])
+saved_LIBS="$LIBS"
+LIBS="$saved_LIBS -lRSAglue -lrsaref"
+AC_TRY_LINK([], [],
+[AC_MSG_RESULT(yes); ],
+[AC_MSG_RESULT(no)]; LIBS="$saved_LIBS")
 
 dnl Checks for header files.
 AC_CHECK_HEADERS(pty.h)
 
-dnl Checks for typedefs, structures, and compiler characteristics.
-AC_C_CONST
-AC_TYPE_UID_T
-AC_C_INLINE
-AC_TYPE_MODE_T
-AC_TYPE_OFF_T
-AC_TYPE_SIZE_T
-AC_STRUCT_ST_BLKSIZE
-AC_HEADER_TIME
-
 dnl Checks for library functions.
 AC_PROG_GCC_TRADITIONAL
 AC_CHECK_FUNCS(openpty strlcpy mkdtemp arc4random setproctitle)
-- 
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