Thread (4 messages) flat view 4 messages, 3 authors, 2016-06-15

Re: [PATCH 4/4] t4200: avoid passing a non-newline terminated file to sed

From: Nguyen Thai Ngoc Duy <hidden>
Date: 2016-06-15 22:46:43

On Thu, May 7, 2009 at 4:48 AM, Junio C Hamano [off-list ref] wrote:
Brandon Casey [off-list ref] writes:
quoted
Some versions of sed exit non-zero if the file they are supplied is not
newline terminated.  Solaris's /usr/xpg4/bin/sed is one such sed.  So
rework this test to avoid doing so.
I think up to your 3/4 is reasonable, but this is not enough for POSIX
conformance (it is Ok if it is just aiming to fix "Solaris quirk").  POSIX
sed is only required to work on text files, but .git/MERGE_RR is not a
text file (it is a sequence of NUL terminated records).

I think something like this may work better.  Can somebody test?
quoted
-     sha1=$(sed -e "s/       .*//" .git/MERGE_RR) &&
+     sha1=$({ cat .git/MERGE_RR; echo; } | sed -e "s/        .*//") &&
       sha1=$(tr "\\000" "\\012" <./git/MERGE_RR | sed -e "s/  .*//") &&
I would replace it again, according to e85fe4d8.
-- 
Duy
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