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| author |  Junio C Hamano <junkio@cox.net> | 2005-09-10 17:56:19 -0700 |
|---|---|---|
| committer | Junio C Hamano <junkio@cox.net> | 2005-09-10 18:30:41 -0700 |
| commit | 2276aa6c098a0337bc2bec49742e332bdd1b802c (patch) | |
| tree | bc43b357a46843c2efa0d1e3b4f55fe667b09824 | |
| parent | Multi-backend merge driver. (diff) | |
| download | tgif-2276aa6c098a0337bc2bec49742e332bdd1b802c.tar.xz | |
Use Daniel's read-tree in the merge strategy 'resolve'.
And rename the one Linus kept calling stupid, 'stupid'.
Signed-off-by: Junio C Hamano <junkio@cox.net>
| -rw-r--r-- | Makefile | 3 | ||||
| -rwxr-xr-x | git-merge-resolve.sh | 38 | ||||
| -rwxr-xr-x | git-merge-stupid.sh | 80 | ||||
| -rwxr-xr-x | git-merge.sh | 6 |
4 files changed, 88 insertions, 39 deletions
@@ -74,7 +74,8 @@ SCRIPT_SH = \ git-resolve.sh git-revert.sh git-sh-setup.sh git-status.sh \ git-tag.sh git-verify-tag.sh git-whatchanged.sh git.sh \ git-applymbox.sh git-applypatch.sh \ - git-merge.sh git-merge-resolve.sh git-merge-octopus.sh + git-merge.sh git-merge-stupid.sh git-merge-octopus.sh \ + git-merge-resolve.sh SCRIPT_PERL = \ git-archimport.perl git-cvsimport.perl git-relink.perl \ diff --git a/git-merge-resolve.sh b/git-merge-resolve.sh index f0a19b4c8a..e3b04a0e95 100755 --- a/git-merge-resolve.sh +++ b/git-merge-resolve.sh @@ -1,8 +1,9 @@ #!/bin/sh # # Copyright (c) 2005 Linus Torvalds +# Copyright (c) 2005 Junio C Hamano # -# Resolve two trees. +# Resolve two trees, using enhancd multi-base read-tree. # The first parameters up to -- are merge bases; the rest are heads. bases= head= remotes= sep_seen= @@ -30,41 +31,8 @@ case "$remotes" in exit 2 ;; esac -# Find an optimum merge base if there are more than one candidates. -case "$bases" in -?*' '?*) - echo "Trying to find the optimum merge base." - G=.tmp-index$$ - best= - best_cnt=-1 - for c in $bases - do - rm -f $G - GIT_INDEX_FILE=$G git-read-tree -m $c $head $remotes \ - 2>/dev/null || continue - # Count the paths that are unmerged. - cnt=`GIT_INDEX_FILE=$G git-ls-files --unmerged | wc -l` - if test $best_cnt -le 0 -o $cnt -le $best_cnt - then - best=$c - best_cnt=$cnt - if test "$best_cnt" -eq 0 - then - # Cannot do any better than all trivial merge. - break - fi - fi - done - rm -f $G - common="$best" - ;; -*) - common="$bases" - ;; -esac - git-update-index --refresh 2>/dev/null -git-read-tree -u -m $common $head $remotes || exit 2 +git-read-tree -u -m $bases $head $remotes || exit 2 echo "Trying simple merge." if result_tree=$(git-write-tree 2>/dev/null) then diff --git a/git-merge-stupid.sh b/git-merge-stupid.sh new file mode 100755 index 0000000000..4faecb933d --- /dev/null +++ b/git-merge-stupid.sh @@ -0,0 +1,80 @@ +#!/bin/sh +# +# Copyright (c) 2005 Linus Torvalds +# +# Resolve two trees, 'stupid merge'. + +# The first parameters up to -- are merge bases; the rest are heads. +bases= head= remotes= sep_seen= +for arg +do + case ",$sep_seen,$head,$arg," in + *,--,) + sep_seen=yes + ;; + ,yes,,*) + head=$arg + ;; + ,yes,*) + remotes="$remotes$arg " + ;; + *) + bases="$bases$arg " + ;; + esac +done + +# Give up if we are given more than two remotes -- not handling octopus. +case "$remotes" in +?*' '?*) + exit 2 ;; +esac + +# Find an optimum merge base if there are more than one candidates. +case "$bases" in +?*' '?*) + echo "Trying to find the optimum merge base." + G=.tmp-index$$ + best= + best_cnt=-1 + for c in $bases + do + rm -f $G + GIT_INDEX_FILE=$G git-read-tree -m $c $head $remotes \ + 2>/dev/null || continue + # Count the paths that are unmerged. + cnt=`GIT_INDEX_FILE=$G git-ls-files --unmerged | wc -l` + if test $best_cnt -le 0 -o $cnt -le $best_cnt + then + best=$c + best_cnt=$cnt + if test "$best_cnt" -eq 0 + then + # Cannot do any better than all trivial merge. + break + fi + fi + done + rm -f $G + common="$best" + ;; +*) + common="$bases" + ;; +esac + +git-update-index --refresh 2>/dev/null +git-read-tree -u -m $common $head $remotes || exit 2 +echo "Trying simple merge." +if result_tree=$(git-write-tree 2>/dev/null) +then + exit 0 +else + echo "Simple merge failed, trying Automatic merge." + if git-merge-index -o git-merge-one-file -a + then + exit 0 + else + exit 1 + fi +fi diff --git a/git-merge.sh b/git-merge.sh index 9926e45d1a..55b0c7269e 100755 --- a/git-merge.sh +++ b/git-merge.sh @@ -12,10 +12,10 @@ usage () { die "git-merge [-n] [-s <strategy>]... <merge-message> <head> <remote>+" } -# all_strategies='resolve multibase fredrik octopus' +# all_strategies='resolve fredrik stupid octopus' -all_strategies='resolve multibase octopus' -default_strategies='resolve multibase octopus' +all_strategies='resolve octopus stupid' +default_strategies='resolve octopus' use_strategies= dropheads() { |