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.\" Copyright (c) 2020 by Aleksey Cheusov (vle@gmx.net)
.\" Absolutely no warranty.
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.TH MKC_CHECK_COMPILER 1 "Feb 4, 2020" "" ""
.SH NAME
mkc_check_compiler \- checks for C and C++ compiler type.
.SH SYNOPSIS
.BI mkc_check_compiler " [OPTIONS]"
.SH DESCRIPTION
.B mkc_check_compiler
recognizes the compiler type and version, and prints them to stdout.
By default, temporary and cache files
.I _mkc_compiler_type.{err,res}
(for C compiler) and
.I _mkc_cxx_type.{err,res}
(for C++ compiler)
are created under
.B MKC_CACHEDIR
directory.
.SH OPTIONS
.TP
.B "-x"
Check C++ compiler type. By default C compiler type and version are checked.
.SH ENVIRONMENT
.TP
.B CC
C compiler. The default is
.IR cc .
.TP
.B CXX
C++ compiler. The default is
.IR c++ .
.TP
.B MKC_VERBOSE
If set to 1, verbose messages are output to stderr.
.TP
.B MKC_SHOW_CACHED
If set to 1 and
.B MKC_VERBOSE
is set to 1, cached results
are output to stderr.
.TP
.B MKC_CACHEDIR
Directory where temporary and cache files are created.
If unset they are created in a current directory.
.TP
.B MKC_NOCACHE
All results are cached unless
.B MKC_NOCACHE
variable is set to 1.
.TP
.B MKC_DELETE_TMPFILES
If set to 1, temporary files are removed.
.SH EXAMPLES
.VS
   export CC=icc; mkc_check_compiler
   export CXX=clang++; mkc_check_compiler -x
.VE
.SH AUTHOR
Aleksey Cheusov <vle@gmx.net>