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authorLibravatar Matthias Lederhofer <matled@gmx.net>2007-06-08 22:57:55 +0200
committerLibravatar Junio C Hamano <gitster@pobox.com>2007-06-12 23:04:14 -0700
commit4394efecfa9f94ad14fe49bc9f499c5806aa83af (patch)
tree607649031f9410a9bb6903d26c0fffc1a2972253 /perl
parentsetup_git_directory: fix segfault if repository is found in cwd (diff)
downloadtgif-4394efecfa9f94ad14fe49bc9f499c5806aa83af.tar.xz
make git barf when an alias changes environment variables
Aliases changing environment variables (GIT_DIR or GIT_WORK_TREE) can cause problems: git has to use GIT_DIR to read the aliases from the config. After running handle_options for the alias the options of the alias may have changed environment variables. Depending on the implementation of setenv the memory location obtained through getenv earlier may contain the old value or the new value (or even be used for something else?). To avoid these problems git errors out if an alias uses any option which changes environment variables. Signed-off-by: Matthias Lederhofer <matled@gmx.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'perl')
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