doc: Clarify use of HOST, CONF and TOOL - scc - simple c99 compiler
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       ---
 (DIR) commit edd82a7380825ecc35d98c0db5ae602b977d3cbd
 (DIR) parent b0b4485f6041a17dca20687a2e78002f7451e087
 (HTM) Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
       Date:   Sat,  9 Mar 2024 11:08:48 +0100
       
       doc: Clarify use of HOST, CONF and TOOL
       
       These values get the correct value in the default target based
       in the value of uname, so they don't have to be set manually.
       
       Diffstat:
         M README                              |       8 +++++++-
       
       1 file changed, 7 insertions(+), 1 deletion(-)
       ---
 (DIR) diff --git a/README b/README
       @@ -2,7 +2,7 @@ Compiling
        =========
        
        SCC is a portable toolchain that can be compiled on any UNIX system
       -out of the box. It supports four main configuration options that
       +out of the box. It supports several configuration options that
        can be passed to the command line:
        
                - PREFIX: Prefix of the path where scc toolchain is going
       @@ -52,6 +52,12 @@ can be passed to the command line:
                        - gnu
                        - gnu-darwin
                        - clang
       +                - pcc
       +                - plan9
       +
       +Beware that the default target selects the appropiate value for HOST,
       +CONF and TOOL. In case of being needed, TOOL can be still overloaded
       +in the command line.
        
        The main targets of the Makefile are: