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author | Gabriel Wicki <gabriel@erlikon.ch> | 2023-04-13 10:31:57 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2023-05-11 16:38:28 +0200 |
commit | 199218e372f490ae8158bac99d3a434557ef1bec (patch) | |
tree | abec35cbb7273b17be3f45e746b35213f29a5e87 /doc | |
parent | 61031dd32fe948d927472a8ade60df6441cc6655 (diff) | |
download | guix-199218e372f490ae8158bac99d3a434557ef1bec.tar.gz |
doc: Clarify substitute* docstring with an example.
* doc/guix.texi (Build Utilities): Update the corresponding passage. Co-authored-by: Ludovic Courtès <ludo@gnu.org>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/guix.texi | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 2871fb9957..31ebcf9db4 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -10379,7 +10379,9 @@ Alternatively, @var{file} may be a list of file names, in which case they are all subject to the substitutions. Be careful about using @code{$} to match the end of a line; by itself it -won't match the terminating newline of a line. +won't match the terminating newline of a line. For example, to match a +whole line ending with a backslash, one needs a regex like +@code{"(.*)\\\\\n$"}. @end defmac @subsection File Search |