Mercurial > hg > gitweb
changeset 1775:0762feff3043
Merge with crew
| author | Matt Mackall <mpm@selenic.com> |
|---|---|
| date | Tue, 21 Feb 2006 15:48:49 -0600 |
| parents | ac7b91bcbd8d (diff) 982fb022a16a (current diff) |
| children | 8a1f2eae2832 |
| files | |
| diffstat | 2 files changed, 77 insertions(+), 64 deletions(-) [+] |
line wrap: on
line diff
--- a/hgmerge Tue Feb 21 16:04:47 2006 +0100 +++ b/hgmerge Tue Feb 21 15:48:49 2006 -0600 @@ -17,31 +17,35 @@ # find decent versions of our utilities, insisting on the GNU versions where we # need to -MERGE=merge -DIFF3=gdiff3 -DIFF=gdiff -PATCH=gpatch +MERGE="merge" +DIFF3="gdiff3" +DIFF="gdiff" +PATCH="gpatch" -type $MERGE >/dev/null 2>&1 || MERGE= -type $DIFF3 >/dev/null 2>&1 || DIFF3=diff3 -type $DIFF >/dev/null 2>&1 || DIFF=diff -type $PATCH >/dev/null 2>&1 || PATCH=patch +type "$MERGE" >/dev/null 2>&1 || MERGE= +type "$DIFF3" >/dev/null 2>&1 || DIFF3="diff3" $DIFF3 --version >/dev/null 2>&1 || DIFF3= +type "$DIFF" >/dev/null 2>&1 || DIFF="diff" +type "$DIFF" >/dev/null 2>&1 || DIFF= +type "$PATCH" >/dev/null 2>&1 || PATCH="patch" +type "$PATCH" >/dev/null 2>&1 || PATCH= # find optional visual utilities -FILEMERGE='/Developer/Applications/Utilities/FileMerge.app/Contents/MacOS/FileMerge' -KDIFF3=kdiff3 -TKDIFF=tkdiff +FILEMERGE="/Developer/Applications/Utilities/FileMerge.app/Contents/MacOS/FileMerge" +KDIFF3="kdiff3" +TKDIFF="tkdiff" +MELD="meld" -type $FILEMERGE >/dev/null 2>&1 || FILEMERGE= -type $KDIFF3 >/dev/null 2>&1 || KDIFF3= -type $TKDIFF >/dev/null 2>&1 || TKDIFF= +type "$FILEMERGE" >/dev/null 2>&1 || FILEMERGE= +type "$KDIFF3" >/dev/null 2>&1 || KDIFF3= +type "$TKDIFF" >/dev/null 2>&1 || TKDIFF= +type "$MELD" >/dev/null 2>&1 || MELD= # random part of names -RAND="$RANDOM.$RANDOM.$RANDOM.$$" +RAND="$RANDOM$RANDOM" # temporary directory for diff+patch merge -HGTMP="${TMPDIR-/tmp}/hgmerge.$RAND" +HGTMP="${TMPDIR-'/tmp'}/hgmerge.$RAND" # backup file BACKUP="$LOCAL.orig.$RAND" @@ -68,6 +72,18 @@ exit 1 } +# Ask if the merge was successful +ask_if_merged() { + while 1; do + echo "$LOCAL seems unchanged. Was the merge successful? [y/n]" + read answer + case answer in + y*|Y*) success;; + n*|N*) failure;; + esac + done +} + # Clean up when interrupted trap "failure" 1 2 3 6 15 # HUP INT QUIT ABRT TERM @@ -76,18 +92,16 @@ cp "$BACKUP" "$LOCAL" # Attempt to do a non-interactive merge -if [ -n "$MERGE" ]; then - $MERGE "$LOCAL" "$BASE" "$OTHER" 2> /dev/null && success - cp "$BACKUP" "$LOCAL" -elif [ -n "$DIFF3" ]; then - echo $DIFF3 -m "$BACKUP" "$BASE" "$OTHER" - $DIFF3 -m "$BACKUP" "$BASE" "$OTHER" > "$LOCAL" && success - if [ $? -eq 2 ]; then - echo "$DIFF3 failed! Exiting." 1>&2 - cp "$BACKUP" "$LOCAL" +if [ -n "$MERGE" -o -n "$DIFF3" ]; then + if [ -n "$MERGE" ]; then + $MERGE "$LOCAL" "$BASE" "$OTHER" 2> /dev/null && success + elif [ -n "$DIFF3" ]; then + $DIFF3 -m "$BACKUP" "$BASE" "$OTHER" > "$LOCAL" && success + fi + if [ $? -gt 1 ]; then + echo "automatic merge failed! Exiting." 1>&2 failure fi - cp "$BACKUP" "$LOCAL" fi # on MacOS X try FileMerge.app, shipped with Apple's developer tools @@ -97,71 +111,66 @@ # filemerge prefers the right by default $FILEMERGE -left "$OTHER" -right "$LOCAL" -ancestor "$BASE" -merge "$LOCAL" [ $? -ne 0 ] && echo "FileMerge failed to launch" && failure - if test "$LOCAL" -nt "$CHGTEST" - then - success - else - echo "$LOCAL seems unchanged. Was the merge successful?" - select answer in yes no - do - test "$answer" == "yes" && success || failure - done - fi - failure + test "$LOCAL" -nt "$CHGTEST" && success || ask_if_merged fi if [ -n "$DISPLAY" ]; then # try using kdiff3, which is fairly nice if [ -n "$KDIFF3" ]; then - $KDIFF3 --auto "$BASE" "$LOCAL" "$OTHER" -o "$LOCAL" || failure - success + $KDIFF3 --auto "$BASE" "$LOCAL" "$OTHER" -o "$LOCAL" || failure + success fi # try using tkdiff, which is a bit less sophisticated if [ -n "$TKDIFF" ]; then - $TKDIFF "$LOCAL" "$OTHER" -a "$BASE" -o "$LOCAL" || failure - success + $TKDIFF "$LOCAL" "$OTHER" -a "$BASE" -o "$LOCAL" || failure + success + fi + + if [ -n "$MELD" ]; then + cp "$BACKUP" "$CHGTEST" + # protect our feet - meld allows us to save to the left file + cp "$BACKUP" "$LOCAL.tmp.$RAND" + # Meld doesn't have automatic merging, so to reduce intervention + # use the file with conflicts + $MELD "$LOCAL.tmp.$RAND" "$LOCAL" "$OTHER" || failure + # Also it doesn't return good error code + test "$LOCAL" -nt "$CHGTEST" && success || ask_if_merged fi fi # Attempt to do a merge with $EDITOR -if [ -n "$MERGE" ]; then - echo "conflicts detected in $LOCAL" - $MERGE "$LOCAL" "$BASE" "$OTHER" 2>/dev/null || $EDITOR "$LOCAL" - success -fi - -if [ -n "$DIFF3" ]; then +if [ -n "$MERGE" -o -n "$DIFF3" ]; then echo "conflicts detected in $LOCAL" - $DIFF3 -m "$BACKUP" "$BASE" "$OTHER" > "$LOCAL" || { - case $? in - 1) - $EDITOR "$LOCAL" ;; - 2) echo "$DIFF3 failed! Exiting." 1>&2 - cp "$BACKUP" "$LOCAL" - failure ;; - esac - success - } + cp "$BACKUP" "$CHGTEST" + $EDITOR "$LOCAL" || failure + # Some editors do not return meaningful error codes + # Do not take any chances + test "$LOCAL" -nt "$CHGTEST" && success || ask_if_merged fi # attempt to manually merge with diff and patch if [ -n "$DIFF" -a -n "$PATCH" ]; then (umask 077 && mkdir "$HGTMP") || { - echo "Could not create temporary directory $HGTMP" 1>&2 - failure + echo "Could not create temporary directory $HGTMP" 1>&2 + failure } $DIFF -u "$BASE" "$OTHER" > "$HGTMP/diff" || : if $PATCH "$LOCAL" < "$HGTMP/diff"; then - success + success else - # If rejects are empty after using the editor, merge was ok - $EDITOR "$LOCAL" "$LOCAL.rej" && test -s "$LOCAL.rej" || success + # If rejects are empty after using the editor, merge was ok + $EDITOR "$LOCAL" "$LOCAL.rej" || failure + test -s "$LOCAL.rej" || success fi failure fi -echo "hgmerge: unable to find merge, tkdiff, kdiff3, or diff+patch!" +echo +echo "hgmerge: unable to find any merge utility!" +echo "supported programs:" +echo "merge, FileMerge, tkdiff, kdiff3, meld, diff+patch" +echo failure