From 93b035757554830d4f4e190aef7d5b90fa845bb0 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Tue, 1 Jan 2013 23:12:34 +0100 Subject: utils: Use binary I/O primitives for `remove-store-references'. * guix/build/utils.scm (fold-port-matches)[get-char]: New procedure. (remove-store-references): Use `put-u8' and `put-bytevector'. --- guix/build/utils.scm | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) (limited to 'guix/build') diff --git a/guix/build/utils.scm b/guix/build/utils.scm index 11bd4cc163..5729cdbf04 100644 --- a/guix/build/utils.scm +++ b/guix/build/utils.scm @@ -1,5 +1,5 @@ ;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*- -;;; Copyright (C) 2012 Ludovic Courtès +;;; Copyright (C) 2012, 2013 Ludovic Courtès ;;; ;;; This file is part of Guix. ;;; @@ -517,6 +517,14 @@ for each unmatched character." (map char-set (string->list pattern)) pattern)) + (define (get-char p) + ;; We call it `get-char', but that's really a binary version + ;; thereof. (The real `get-char' cannot be used here because our + ;; bootstrap Guile is hacked to always use UTF-8.) + (match (get-u8 p) + ((? integer? x) (integer->char x)) + (x x))) + ;; Note: we're not really striving for performance here... (let loop ((chars '()) (pattern initial-pattern) @@ -576,16 +584,17 @@ known as `nuke-refs' in Nixpkgs." (setvbuf in _IOFBF 65536) (setvbuf out _IOFBF 65536) (fold-port-matches (lambda (match result) - (put-string out store) - (put-char out #\/) - (put-string out - "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-") + (put-bytevector out (string->utf8 store)) + (put-u8 out (char->integer #\/)) + (put-bytevector out + (string->utf8 + "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-")) #t) #f pattern in (lambda (char result) - (put-char out char) + (put-u8 out (char->integer char)) result)))))) ;;; Local Variables: -- cgit v1.2.3