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@@ -1,68 +1,79 b'' | |||||
1 | #!/bin/bash |
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1 | #!/bin/bash | |
2 | # |
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2 | # | |
3 | # hgmerge - default merge helper for Mercurial |
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3 | # hgmerge - default merge helper for Mercurial | |
4 | # |
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4 | # | |
5 | # This tries to find a way to do three-way merge on the current system. |
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5 | # This tries to find a way to do three-way merge on the current system. | |
6 | # The result ought to end up in $1. |
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6 | # The result ought to end up in $1. | |
7 |
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7 | |||
8 | set -e # bail out quickly on failure |
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8 | set -e # bail out quickly on failure | |
9 |
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9 | |||
10 | LOCAL=$1 |
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10 | LOCAL=$1 | |
11 | BASE=$2 |
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11 | BASE=$2 | |
12 | OTHER=$3 |
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12 | OTHER=$3 | |
13 |
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13 | |||
14 | # Back up our file |
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14 | # Back up our file | |
15 | cp $LOCAL $LOCAL.orig |
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15 | cp $LOCAL $LOCAL.orig | |
16 |
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16 | |||
17 | # Attempt to do a non-interactive merge |
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17 | # Attempt to do a non-interactive merge | |
18 | if which merge > /dev/null ; then |
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18 | if which merge > /dev/null ; then | |
19 | if merge $LOCAL $BASE $OTHER 2> /dev/null; then |
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19 | if merge $LOCAL $BASE $OTHER 2> /dev/null; then | |
20 | # success! |
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20 | # success! | |
21 | exit 0 |
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21 | exit 0 | |
22 | fi |
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22 | fi | |
23 | cp $LOCAL.orig $LOCAL |
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23 | cp $LOCAL.orig $LOCAL | |
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24 | elif which diff3 > /dev/null ; then | |||
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25 | if diff3 -m $LOCAL.orig $BASE $OTHER > $LOCAL ; then | |||
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26 | # success | |||
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27 | exit 0 | |||
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28 | fi | |||
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29 | cp $LOCAL.orig $LOCAL | |||
24 | fi |
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30 | fi | |
25 |
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31 | |||
26 | # try using kdiff3, which is fairly nice |
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32 | # try using kdiff3, which is fairly nice | |
27 | if which kdiff3 > /dev/null ; then |
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33 | if which kdiff3 > /dev/null ; then | |
28 | if kdiff3 --auto $BASE $LOCAL $OTHER -o $LOCAL ; then |
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34 | if kdiff3 --auto $BASE $LOCAL $OTHER -o $LOCAL ; then | |
29 | exit 0 |
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35 | exit 0 | |
30 | else |
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36 | else | |
31 | exit 1 |
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37 | exit 1 | |
32 | fi |
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38 | fi | |
33 | fi |
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39 | fi | |
34 |
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40 | |||
35 | # try using tkdiff, which is a bit less sophisticated |
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41 | # try using tkdiff, which is a bit less sophisticated | |
36 | if which tkdiff > /dev/null ; then |
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42 | if which tkdiff > /dev/null ; then | |
37 | if tkdiff $LOCAL $OTHER -a $BASE -o $LOCAL ; then |
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43 | if tkdiff $LOCAL $OTHER -a $BASE -o $LOCAL ; then | |
38 | exit 0 |
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44 | exit 0 | |
39 | else |
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45 | else | |
40 | exit 1 |
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46 | exit 1 | |
41 | fi |
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47 | fi | |
42 | fi |
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48 | fi | |
43 |
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49 | |||
44 | # Attempt to do a merge with $EDITOR |
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50 | # Attempt to do a merge with $EDITOR | |
45 | if which merge > /dev/null ; then |
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51 | if which merge > /dev/null ; then | |
46 | echo "conflicts detected in $LOCAL" |
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52 | echo "conflicts detected in $LOCAL" | |
47 | merge $LOCAL $BASE $OTHER 2>/dev/null || $EDITOR $LOCAL |
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53 | merge $LOCAL $BASE $OTHER 2>/dev/null || $EDITOR $LOCAL | |
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54 | exit 0 | |||
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55 | fi | |||
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56 | ||||
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57 | if which diff3 > /dev/null ; then | |||
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58 | echo "conflicts detected in $LOCAL" | |||
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59 | diff3 -m $LOCAL.orig $BASE $OTHER > $LOCAL || $EDITOR $LOCAL | |||
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60 | exit 0 | |||
48 | fi |
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61 | fi | |
49 |
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62 | |||
50 | # attempt to manually merge with diff and patch |
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63 | # attempt to manually merge with diff and patch | |
51 | if which diff > /dev/null ; then |
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64 | if which diff > /dev/null ; then | |
52 | if which patch > /dev/null ; then |
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65 | if which patch > /dev/null ; then | |
53 | T=`mktemp` |
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66 | T=`mktemp` | |
54 | diff -u $BASE $OTHER > $T |
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67 | diff -u $BASE $OTHER > $T | |
55 | if patch $LOCAL < $T ; then |
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68 | if patch $LOCAL < $T ; then | |
56 | exit 0 |
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69 | exit 0 | |
57 | else |
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70 | else | |
58 | $EDITOR $LOCAL $LOCAL.rej |
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71 | $EDITOR $LOCAL $LOCAL.rej | |
59 | fi |
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72 | fi | |
60 | rm $T |
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73 | rm $T | |
61 | exit 1 |
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74 | exit 1 | |
62 | fi |
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75 | fi | |
63 | fi |
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76 | fi | |
64 |
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77 | |||
65 | echo "hgmerge: unable to find merge, tkdiff, kdiff3, or diff+patch!" |
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78 | echo "hgmerge: unable to find merge, tkdiff, kdiff3, or diff+patch!" | |
66 | exit 1 |
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79 | exit 1 | |
67 |
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68 |
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