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authorGiacomo Leidi <goodoldpaul@autistici.org>2020-05-12 23:31:30 +0200
committerJelle Licht <jlicht@fsfe.org>2020-12-09 22:25:17 +0100
commit371ba7b4be81895d202519824bf19893bfdb2526 (patch)
tree4883aecf7d86d4b55daf86ecd57417ff716be742 /guix/glob.scm
parent52e14cb7988f1f5e5f52ef8487388540fb3e1ae0 (diff)
downloadguix-patches-371ba7b4be81895d202519824bf19893bfdb2526.tar
guix-patches-371ba7b4be81895d202519824bf19893bfdb2526.tar.gz
guix: Add globstar support.
* guix/glob.scm (string->sglob) (glob-match?): Add globstar support. * tests/glob.scm: Update accordingly. Signed-off-by: Jelle Licht <jlicht@fsfe.org>
Diffstat (limited to 'guix/glob.scm')
-rw-r--r--guix/glob.scm15
1 files changed, 15 insertions, 0 deletions
diff --git a/guix/glob.scm b/guix/glob.scm
index a9fc744802..d73783cd30 100644
--- a/guix/glob.scm
+++ b/guix/glob.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2020 Giacomo Leidi <goodoldpaul@autistici.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -61,6 +62,11 @@ STR, a glob pattern such as \"foo*\" or \"foo??bar\"."
(flatten (reverse (if (null? pending)
result
(cons-string pending result)))))
+ ((#\* #\* #\/ . rest)
+ (if (zero? brackets)
+ (loop rest '() 0
+ (cons* '**/ (cons-string pending result)))
+ (loop rest (cons '**/ pending) brackets result)))
(((and chr (or #\? #\*)) . rest)
(let ((wildcard (match chr
(#\? '?)
@@ -121,6 +127,15 @@ STR, a glob pattern such as \"foo*\" or \"foo??bar\"."
(string-null? str))
(('*)
#t)
+ (('**/)
+ #t)
+ (('**/ suffix . rest)
+ (let ((rest (if (eq? '* suffix) (cdr rest) rest))
+ (suffix (if (eq? '* suffix) (car rest) suffix)))
+ (match (string-contains str suffix)
+ (#f #f)
+ (index (loop rest (string-drop str
+ (+ index (string-length suffix))))))))
(('* suffix . rest)
(match (string-contains str suffix)
(#f #f)