Hint about unresolved symbols when mixing compilers.

[openssl.git] / INSTALL

diff --git a/INSTALL b/INSTALL
index 182992fecd70a13584cfdf522d28f1dda3227cdd..6066fddc4a15ac44e2918e054a07725f54833ffe 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -2,7 +2,8 @@
  INSTALLATION ON THE UNIX PLATFORM
  ---------------------------------
 
- [For instructions for compiling OpenSSL on Windows systems, see INSTALL.W32].
+ [See INSTALL.W32 for instructions for compiling OpenSSL on Windows systems,
+  and INSTALL.VMS for installing on OpenVMS systems.]
 
  To install OpenSSL, you will need:
 
@@ -20,10 +21,7 @@
   $ make test
   $ make install
 
- [If any of these steps fails, see section Installation in Detail below.
- During "./config", you will see the message
-      c_rehash: rehashing skipped ('openssl' program not available).
- This is inevitable at that stage and does not indicate any error.]
+ [If any of these steps fails, see section Installation in Detail below.]
 
  This will build and install OpenSSL in the default location, which is (for
  historical reasons) /usr/local/ssl. If you want to install it anywhere else,
@@ -61,6 +59,8 @@
 
   no-<cipher>   Build without the specified cipher (bf, cast, des, dh, dsa,
                 hmac, md2, md5, mdc2, rc2, rc4, rc5, rsa, sha).
+                The crypto/<cipher> directory can be removed after running
+                "make depend".
 
   -Dxxx, -lxxx, -Lxxx, -fxxx, -Kxxx These system specific options will
                 be passed through to the compiler to allow you to
@@ -119,6 +119,14 @@
      Include the output of "./config -t" and the OpenSSL version
      number in your message.
 
+     [If you encounter assembler error messages, try the "no-asm"
+     configuration option as an immediate fix.  Note that on Solaris x86
+     (not on Sparcs!) you may have to install the GNU assembler to use
+     OpenSSL assembler code -- /usr/ccs/bin/as won't do.]
+
+     Compiling parts of OpenSSL with gcc and others with the system
+     compiler will result in unresolved symbols on some systems.
+
   3. After a successful build, the libraries should be tested. Run:
 
        $ make test
@@ -133,23 +141,22 @@
        $ make install
 
      This will create the installation directory (if it does not exist) and
-     then create the following subdirectories:
+     then the following subdirectories:
 
        certs           Initially empty, this is the default location
                        for certificate files.
-       lib             Contains the OpenSSL configuration file "openssl.cnf".
        misc            Various scripts.
        private         Initially empty, this is the default location
                        for private key files.
 
-     If you didn't chose a different installation prefix, lib also contains
-     the library files themselves, and the following additional subdirectories
-     will be created:
+     If you didn't chose a different installation prefix, the
+     following additional subdirectories will be created:
 
        bin             Contains the openssl binary and a few other 
                        utility programs. 
        include/openssl Contains the header files needed if you want to
                        compile programs with libcrypto or libssl.
+       lib             Contains the OpenSSL library files themselves.
 
      Package builders who want to configure the library for standard
      locations, but have the package installed somewhere else so that
@@ -237,7 +244,7 @@
  necessary).
 
  On other systems, to enable support for multi-threading, you will have
- to specifiy at least two options: "threads", and a system-dependent option.
+ to specify at least two options: "threads", and a system-dependent option.
  (The latter is "-D_REENTRANT" on various systems.)  The default in this
  case, obviously, is not to include support for multi-threading (but
  you can still use "no-threads" to suppress an annoying warning message