author | mpm@selenic.com |
Sat, 25 Jun 2005 16:31:43 -0800 | |
changeset 473 | 5914e27dc717 |
parent 306 | f06a4a3b86a7 |
child 544 | 3d4d5f2aba9a |
child 547 | 4fc63e22b1fe |
permissions | -rwxr-xr-x |
240 | 1 |
#!/bin/bash |
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# |
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# hgmerge - default merge helper for Mercurial |
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# |
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# This tries to find a way to do three-way merge on the current system. |
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# The result ought to end up in $1. |
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set -e # bail out quickly on failure |
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LOCAL=$1 |
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BASE=$2 |
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OTHER=$3 |
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304
38fb7d23b78d
Use vi if $EDITOR is unset.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
303
diff
changeset
|
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EDITOR="${EDITOR:-vi}" |
38fb7d23b78d
Use vi if $EDITOR is unset.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
303
diff
changeset
|
15 |
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240 | 16 |
# Back up our file |
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cp $LOCAL $LOCAL.orig |
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# Attempt to do a non-interactive merge |
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if which merge > /dev/null ; then |
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if merge $LOCAL $BASE $OTHER 2> /dev/null; then |
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# success! |
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exit 0 |
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fi |
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cp $LOCAL.orig $LOCAL |
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elif which diff3 > /dev/null ; then |
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if diff3 -m $LOCAL.orig $BASE $OTHER > $LOCAL ; then |
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# success |
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exit 0 |
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fi |
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cp $LOCAL.orig $LOCAL |
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fi |
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303
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
34 |
if [ -n "$DISPLAY" ]; then |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
35 |
# try using kdiff3, which is fairly nice |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
36 |
if which kdiff3 > /dev/null ; then |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
37 |
if kdiff3 --auto $BASE $LOCAL $OTHER -o $LOCAL ; then |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
38 |
exit 0 |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
39 |
else |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
40 |
exit 1 |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
41 |
fi |
240 | 42 |
fi |
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||
303
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
44 |
# try using tkdiff, which is a bit less sophisticated |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
45 |
if which tkdiff > /dev/null ; then |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
46 |
if tkdiff $LOCAL $OTHER -a $BASE -o $LOCAL ; then |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
47 |
exit 0 |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
48 |
else |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
49 |
exit 1 |
15a9e55e7ea5
Check if $DISPLAY is set before using tkdiff or kdiff3.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
280
diff
changeset
|
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fi |
240 | 51 |
fi |
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fi |
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# Attempt to do a merge with $EDITOR |
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if which merge > /dev/null ; then |
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echo "conflicts detected in $LOCAL" |
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merge $LOCAL $BASE $OTHER 2>/dev/null || $EDITOR $LOCAL |
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exit 0 |
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fi |
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if which diff3 > /dev/null ; then |
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echo "conflicts detected in $LOCAL" |
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diff3 -m $LOCAL.orig $BASE $OTHER > $LOCAL || $EDITOR $LOCAL |
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exit 0 |
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fi |
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# attempt to manually merge with diff and patch |
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if which diff > /dev/null ; then |
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if which patch > /dev/null ; then |
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T=`mktemp` |
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diff -u $BASE $OTHER > $T |
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if patch $LOCAL < $T ; then |
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exit 0 |
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else |
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$EDITOR $LOCAL $LOCAL.rej |
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fi |
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rm $T |
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exit 1 |
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fi |
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fi |
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echo "hgmerge: unable to find merge, tkdiff, kdiff3, or diff+patch!" |
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exit 1 |