\ envos.fs set os-specific environmental queries 07jul97jaw
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\ This file is part of Gforth.
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get-current environment-wordlist set-current
: os-class ( -- c-addr u ) \ gforth-environment
\G Counted string representing a description of the host operating system.
s" unix" ;
: os-type ( -- c-addr u ) \ gforth-environment
\G Counted string equal to "$host_os"
s" @host_os@" ;
: lib-suffix ( -- c-addr u ) \ gforth
\G the suffix for loading shared objects
s" @LIB_SUFFIX@" ;
: arch-modifier ( -- c-addr u ) \ gforth
\G the file name or directory modifier for the architecture
s" @ARCH@" ;
: libtool-command ( -- c-addr u ) \ gforth
\G name of the GNU libtool command
s" @GNU_LIBTOOL@" ;
: libtool-cc ( -- c-addr u ) \ gforth
\G invocation string of the C compiler used for libtool
s" @LIBTOOL_CC@ @CFLAGS@" ;
: libtool-flags ( -- c-addr u ) \ gforth
\G force no undefined for cygwin
[ s" @host_os@" s" cygwin" str= ] [IF] s" -no-undefined "
[ELSE] s" " [THEN] ;
\ test for the presence of libffi or ffcall
@FFCALLFLAG@ constant ffcall-present \ libffi present (on building)
@LIBFFIFLAG@ constant libffi-present \ ffcall libs present (on building)
: include-ffi.h-string ( -- c-addr u )
s" #include <@FFI_H_NAME@>" ;