[Libguestfs] [common PATCH] Trim whitespaces from commands read from file

[Richard W.M. Jones]

On Thu, Jan 23, 2020 at 02:04:53PM +0100, Martin Kletzander wrote:
> On Thu, Jan 23, 2020 at 12:16:50PM +0100, Martin Kletzander wrote:
> >Signed-off-by: Martin Kletzander <mkletzan at redhat.com>
> 
> I forgot to mention this is trying to fix the following BZ:
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=1351000

> >---
> >mlcustomize/customize_cmdline.ml | 1 +
> >1 file changed, 1 insertion(+)
> >
> >diff --git a/mlcustomize/customize_cmdline.ml b/mlcustomize/customize_cmdline.ml
> >index c062379879e2..67e85af2ad93 100644
> >--- a/mlcustomize/customize_cmdline.ml
> >+++ b/mlcustomize/customize_cmdline.ml
> >@@ -481,6 +481,7 @@ let rec argspec () =
> >    ] in
> >    let lines = read_whole_file filename in
> >    let lines = String.lines_split lines in
> >+    let lines = List.map String.trim lines in

I wonder if String.triml is safer?  However I cannot
think of a way that it's likely to be useful to have
trailing whitespace be meaningful.

Please put this in the subject line of the commit
message: “(RHBZ#1351000)”.  This will ensure that it
is picked up by the release notes by the
bugs-in-changelog script.

ACK

Rich.

> >    let lines = List.filter (
> >      fun line ->
> >        String.length line > 0 && line.[0] <> '#'
> >-- 
> >2.25.0
> >
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