Clarify the INSTALL instructions

Ensure users understand that they need to have appropriate permissions
to write to the install location.

Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/9268)

diff --git a/INSTALL b/INSTALL
index 16de9b886d07b081b5b811ab25549d51b0ec8965..6f04dbd7c14d9246f3a68fcedd3414c53aadbcde 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -99,6 +99,9 @@
     $ nmake test
     $ nmake install
 
     $ nmake test
     $ nmake install
 

+ Note that in order to perform the install step above you need to have
+ appropriate permissions to write to the installation directory.
+

  If any of these steps fails, see section Installation in Detail below.
 
  This will build and install OpenSSL in the default location, which is:
  If any of these steps fails, see section Installation in Detail below.
 
  This will build and install OpenSSL in the default location, which is:


@@ -108,6 +111,12 @@
            OpenSSL version number with underscores instead of periods.
   Windows: C:\Program Files\OpenSSL or C:\Program Files (x86)\OpenSSL
 
            OpenSSL version number with underscores instead of periods.
   Windows: C:\Program Files\OpenSSL or C:\Program Files (x86)\OpenSSL
 

+ The installation directory should be appropriately protected to ensure
+ unprivileged users cannot make changes to OpenSSL binaries or files, or install
+ engines. If you already have a pre-installed version of OpenSSL as part of
+ your Operating System it is recommended that you do not overwrite the system
+ version and instead install to somewhere else.
+

  If you want to install it anywhere else, run config like this:
 
   On Unix:
  If you want to install it anywhere else, run config like this:
 
   On Unix:


@@ -941,8 +950,11 @@
        $ mms install                                    ! OpenVMS
        $ nmake install                                  # Windows
 
        $ mms install                                    ! OpenVMS
        $ nmake install                                  # Windows
 

-     This will install all the software components in this directory
-     tree under PREFIX (the directory given with --prefix or its
+     Note that in order to perform the install step above you need to have
+     appropriate permissions to write to the installation directory.
+
+     The above commands will install all the software components in this
+     directory tree under PREFIX (the directory given with --prefix or its

      default):
 
        Unix:
      default):
 
        Unix:


@@ -998,6 +1010,12 @@
                         for private key files.
          misc           Various scripts.
 
                         for private key files.
          misc           Various scripts.
 

+     The installation directory should be appropriately protected to ensure
+     unprivileged users cannot make changes to OpenSSL binaries or files, or
+     install engines. If you already have a pre-installed version of OpenSSL as
+     part of your Operating System it is recommended that you do not overwrite
+     the system version and instead install to somewhere else.
+

      Package builders who want to configure the library for standard
      locations, but have the package installed somewhere else so that
      it can easily be packaged, can use
      Package builders who want to configure the library for standard
      locations, but have the package installed somewhere else so that
      it can easily be packaged, can use