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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu packages c)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
#:use-module (guix download)
#:use-module (guix build-system gnu)
#:use-module (guix build-system trivial)
#:use-module (gnu packages bootstrap)
#:use-module (gnu packages perl)
#:use-module (gnu packages texinfo)
#:use-module (gnu packages guile))
(define-public tcc
(package
(name "tcc") ;aka. "tinycc"
(version "0.9.26")
(source (origin
(method url-fetch)
(uri (string-append "mirror://savannah/tinycc/tcc-"
version ".tar.bz2"))
(sha256
(base32
"0wbdbdq6090ayw8bxnbikiv989kykff3m5rzbia05hrnwhd707jj"))))
(build-system gnu-build-system)
(native-inputs `(("perl" ,perl)
("texinfo" ,texinfo)))
(arguments
`(#:configure-flags (list (string-append "--elfinterp="
(assoc-ref %build-inputs "libc")
,(glibc-dynamic-linker))
(string-append "--crtprefix="
(assoc-ref %build-inputs "libc")
"/lib")
(string-append "--sysincludepaths="
(assoc-ref %build-inputs "libc")
"/include:"
(assoc-ref %build-inputs
"kernel-headers")
"/include:{B}/include")
(string-append "--libpaths="
(assoc-ref %build-inputs "libc")
"/lib"))
#:test-target "test"))
(synopsis "Tiny and fast C compiler")
(description
"TCC, also referred to as \"TinyCC\", is a small and fast C compiler
written in C. It supports ANSI C with GNU and extensions and most of the C99
standard.")
(home-page "http://www.tinycc.org/")
(license license:lgpl2.1+)))
(define-public tcc-wrapper
(package
(inherit tcc)
(name "tcc-wrapper")
(build-system trivial-build-system)
(native-inputs '())
(inputs `(("tcc" ,tcc)
("guile" ,guile-2.0)))
;; By default TCC does not honor any search path environment variable.
;; This wrapper adds them.
;;
;; FIXME: TCC includes its own linker so our 'ld-wrapper' hack to set the
;; RUNPATH is ineffective here. We should modify TCC itself.
(native-search-paths
(list (search-path-specification
(variable "TCC_CPATH")
(files '("include")))
(search-path-specification
(variable "TCC_LIBRARY_PATH")
(files '("lib" "lib64")))))
(arguments
'(#:builder
(let* ((out (assoc-ref %outputs "out"))
(bin (string-append out "/bin"))
(tcc (assoc-ref %build-inputs "tcc"))
(guile (assoc-ref %build-inputs "guile")))
(mkdir out)
(mkdir bin)
(call-with-output-file (string-append bin "/cc")
(lambda (port)
(format port "#!~a/bin/guile --no-auto-compile~%!#~%" guile)
(write
`(begin
(use-modules (ice-9 match)
(srfi srfi-26))
(define (split path)
(string-tokenize path (char-set-complement
(char-set #\:))))
(apply execl ,(string-append tcc "/bin/tcc")
,(string-append tcc "/bin/tcc") ;argv[0]
(append (cdr (command-line))
(match (getenv "TCC_CPATH")
(#f '())
(str
(map (cut string-append "-I" <>)
(split str))))
(match (getenv "TCC_LIBRARY_PATH")
(#f '())
(str
(map (cut string-append "-L" <>)
(split str)))))))
port)
(chmod port #o777)))
#t)))
(synopsis "Wrapper providing the 'cc' command for TCC")))
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