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author | Ludovic Courtès <ludo@gnu.org> | 2015-06-10 10:25:56 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2015-06-10 10:31:25 +0200 |
commit | aea9b23213b097eb689fdae1e8e9577bf71ebb8d (patch) | |
tree | 4d02fa35c6e52c5946e354171d31d13b7f0b205e | |
parent | 7522a0160be6888416a54b9e241d124839750e60 (diff) | |
download | guix-aea9b23213b097eb689fdae1e8e9577bf71ebb8d.tar guix-aea9b23213b097eb689fdae1e8e9577bf71ebb8d.tar.gz |
install: Really overwrite TARGET/var/guix/profiles/system-1-link.
* gnu/build/install.scm (populate-root-file-system): Delete system-1-link
under TARGET, not under /. Use 'catch' and check for EEXIST instead of
(false-if-exception (delete-file ...)).
-rw-r--r-- | gnu/build/install.scm | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/gnu/build/install.scm b/gnu/build/install.scm index 76536daf49..32fbe8efbc 100644 --- a/gnu/build/install.scm +++ b/gnu/build/install.scm @@ -133,9 +133,19 @@ includes /etc, /var, /run, /bin/sh, etc., and all the symlinks to SYSTEM." (directives (%store-directory))) ;; Add system generation 1. - (false-if-exception (delete-file "/var/guix/profiles/system-1-link")) - (symlink system - (string-append target "/var/guix/profiles/system-1-link"))) + (let ((generation-1 (string-append target + "/var/guix/profiles/system-1-link"))) + (let try () + (catch 'system-error + (lambda () + (symlink system generation-1)) + (lambda args + ;; If GENERATION-1 already exists, overwrite it. + (if (= EEXIST (system-error-errno args)) + (begin + (delete-file generation-1) + (try)) + (apply throw args))))))) (define (reset-timestamps directory) "Reset the timestamps of all the files under DIRECTORY, so that they appear |