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# In most cases, the mercurial repository can be read by the bundled hg, but
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# that isn't always true because third-party extensions may change the store
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# format, for example. In which case, the system hg installation is used.
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#
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# We want to use the hg version being tested when interacting with the test
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# repository, and the system hg when interacting with the mercurial source code
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# repository.
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#
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# The mercurial source repository was typically orignally cloned with the
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# system mercurial installation, and may require extensions or settings from
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# the system installation.
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|
syshg () {
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|
(
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|
syshgenv
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|
exec hg "$@"
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|
|
)
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}
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|
|
|
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|
# Revert the environment so that running "hg" runs the system hg
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|
# rather than the test hg installation.
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|
syshgenv () {
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|
. "$HGTEST_RESTOREENV"
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|
HGPLAIN=1
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|
export HGPLAIN
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|
}
|
|
|
|
|
|
# The test-repo is a live hg repository which may have evolution markers
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|
|
# created, e.g. when a ~/.hgrc enabled evolution.
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|
|
#
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|
|
# Tests may be run using a custom HGRCPATH, which do not enable evolution
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|
|
# markers by default.
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|
|
#
|
|
|
# If test-repo includes evolution markers, and we do not enable evolution
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|
|
# markers, hg will occasionally complain when it notices them, which disrupts
|
|
|
# tests resulting in sporadic failures.
|
|
|
#
|
|
|
# Since we aren't performing any write operations on the test-repo, there's
|
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|
# no harm in telling hg that we support evolution markers, which is what the
|
|
|
# following lines for the hgrc file do:
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|
|
cat >> "$HGRCPATH" << EOF
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|
|
[experimental]
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|
|
evolution = createmarkers
|
|
|
EOF
|
|
|
|
|
|
# Use the system hg command if the bundled hg can't read the repository with
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|
|
# no warning nor error.
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|
|
if [ -n "`hg id -R "$TESTDIR/.." 2>&1 >/dev/null`" ]; then
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|
|
alias testrepohg=syshg
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|
|
alias testrepohgenv=syshgenv
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|
|
else
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|
|
alias testrepohg=hg
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|
|
alias testrepohgenv=:
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|
|
fi
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|
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|
