From 41e86a377496231709a5fb78df730df7be80b6c9 Mon Sep 17 00:00:00 2001 From: Caio Marcelo de Oliveira Filho Date: Mon, 25 Feb 2008 23:14:31 -0300 Subject: [PATCH] filter-branch documentation: non-zero exit status in command abort the filter Since commit 8c1ce0f46b85d40f215084eed7313896300082df filter-branch fails when a has a non-zero exit status. This commit makes it clear in the documentation and also fixes the parent-filter example, that was incorrectly returning non-zero when the commit being tested wasn't the one to be rewritten. Signed-off-by: Caio Marcelo de Oliveira Filho Signed-off-by: Junio C Hamano --- Documentation/git-filter-branch.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/Documentation/git-filter-branch.txt b/Documentation/git-filter-branch.txt index 1948f6f72..543a1cf10 100644 --- a/Documentation/git-filter-branch.txt +++ b/Documentation/git-filter-branch.txt @@ -56,7 +56,9 @@ notable exception of the commit filter, for technical reasons). Prior to that, the $GIT_COMMIT environment variable will be set to contain the id of the commit being rewritten. Also, GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, GIT_AUTHOR_DATE, GIT_COMMITTER_NAME, GIT_COMMITTER_EMAIL, -and GIT_COMMITTER_DATE are set according to the current commit. +and GIT_COMMITTER_DATE are set according to the current commit. If any +evaluation of returns a non-zero exit status, the whole operation +will be aborted. A 'map' function is available that takes an "original sha1 id" argument and outputs a "rewritten sha1 id" if the commit has been already @@ -197,7 +199,7 @@ happened). If this is not the case, use: -------------------------------------------------------------------------- git filter-branch --parent-filter \ - 'cat; test $GIT_COMMIT = && echo "-p "' HEAD + 'test $GIT_COMMIT = && echo "-p " || cat' HEAD -------------------------------------------------------------------------- or even simpler: -- 2.30.2