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| author | Sean Whitton <spwhitton@spwhitton.name> | 2021-04-01 23:25:58 -0700 |
|---|---|---|
| committer | Sean Whitton <spwhitton@spwhitton.name> | 2021-04-01 23:25:58 -0700 |
| commit | 5d3453b6645e7fbc99f5817894f6f032728654e1 (patch) | |
| tree | 58f650708b13b22c5ed592c32088fb05c0782d05 | |
| parent | a74cdefbf7b2b1b0062cb640a398751a5f3180d9 (diff) | |
| download | consfigurator-5d3453b6645e7fbc99f5817894f6f032728654e1.tar.gz | |
FILE:CONTAINS-LINES: cope with non-existent file
Signed-off-by: Sean Whitton <spwhitton@spwhitton.name>
| -rw-r--r-- | src/property/file.lisp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/property/file.lisp b/src/property/file.lisp index fb8d38c..66d8373 100644 --- a/src/property/file.lisp +++ b/src/property/file.lisp @@ -45,7 +45,8 @@ CONTENT can be a list of lines or a single string." (:apply (with-change-if-changes-file-content (path) (let ((new-lines (copy-list (ensure-cons lines))) - (existing-lines (lines (readfile path)))) + (existing-lines (and (remote-exists-p path) + (lines (readfile path))))) (dolist (existing-line existing-lines) (deletef new-lines existing-line :test #'string=)) (writefile path (unlines (nconc existing-lines new-lines))))))) |