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-rw-r--r--guix/build/git.scm52
1 files changed, 31 insertions, 21 deletions
diff --git a/guix/build/git.scm b/guix/build/git.scm
index 2d1700a9b9..669e38cd32 100644
--- a/guix/build/git.scm
+++ b/guix/build/git.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2016 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2016, 2019 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -18,6 +18,8 @@
(define-module (guix build git)
#:use-module (guix build utils)
+ #:use-module (srfi srfi-34)
+ #:use-module (ice-9 format)
#:export (git-fetch))
;;; Commentary:
@@ -39,31 +41,39 @@ recursively. Return #t on success, #f otherwise."
(mkdir-p directory)
- (with-directory-excursion directory
- (invoke git-command "init")
- (invoke git-command "remote" "add" "origin" url)
- (if (zero? (system* git-command "fetch" "--depth" "1" "origin" commit))
- (invoke git-command "checkout" "FETCH_HEAD")
- (begin
- (setvbuf (current-output-port) 'line)
- (format #t "Failed to do a shallow fetch; retrying a full fetch...~%")
- (invoke git-command "fetch" "origin")
- (invoke git-command "checkout" commit)))
- (when recursive?
- ;; Now is the time to fetch sub-modules.
- (unless (zero? (system* git-command "submodule" "update"
- "--init" "--recursive"))
- (error "failed to fetch sub-modules" url))
+ (guard (c ((invoke-error? c)
+ (format (current-error-port)
+ "git-fetch: '~a~{ ~a~}' failed with exit code ~a~%"
+ (invoke-error-program c)
+ (invoke-error-arguments c)
+ (or (invoke-error-exit-status c) ;XXX: not quite accurate
+ (invoke-error-stop-signal c)
+ (invoke-error-term-signal c)))
+ (delete-file-recursively directory)
+ #f))
+ (with-directory-excursion directory
+ (invoke git-command "init")
+ (invoke git-command "remote" "add" "origin" url)
+ (if (zero? (system* git-command "fetch" "--depth" "1" "origin" commit))
+ (invoke git-command "checkout" "FETCH_HEAD")
+ (begin
+ (setvbuf (current-output-port) 'line)
+ (format #t "Failed to do a shallow fetch; retrying a full fetch...~%")
+ (invoke git-command "fetch" "origin")
+ (invoke git-command "checkout" commit)))
+ (when recursive?
+ ;; Now is the time to fetch sub-modules.
+ (invoke git-command "submodule" "update" "--init" "--recursive")
- ;; In sub-modules, '.git' is a flat file, not a directory,
- ;; so we can use 'find-files' here.
- (for-each delete-file-recursively
- (find-files directory "^\\.git$")))
+ ;; In sub-modules, '.git' is a flat file, not a directory,
+ ;; so we can use 'find-files' here.
+ (for-each delete-file-recursively
+ (find-files directory "^\\.git$")))
;; The contents of '.git' vary as a function of the current
;; status of the Git repo. Since we want a fixed output, this
;; directory needs to be taken out.
(delete-file-recursively ".git")
- #t))
+ #t)))
;;; git.scm ends here