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| author |  Junio C Hamano <gitster@pobox.com> | 2012-11-18 19:31:40 -0800 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2012-11-18 19:31:40 -0800 |
| commit | 6c95f535e909b91d3c8868f00196c85c61fe8142 (patch) | |
| tree | 5b3e7cec784951a0acdb4c58caa8507cb2383cef /mergetools | |
| parent | Merge branch 'jc/test-say-color-avoid-echo-escape' into maint (diff) | |
| parent | mergetools/p4merge: Handle "/dev/null" (diff) | |
| download | tgif-6c95f535e909b91d3c8868f00196c85c61fe8142.tar.xz | |
Merge branch 'da/mergetools-p4' into maint
"git mergetool" feeds /dev/null as a common ancestor when dealing
with an add/add conflict, but p4merge backend cannot handle it. Work
it around by passing a temporary empty file.
* da/mergetools-p4:
mergetools/p4merge: Handle "/dev/null"
Diffstat (limited to 'mergetools')
| -rw-r--r-- | mergetools/p4merge | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/mergetools/p4merge b/mergetools/p4merge index 1a45c1b0c5..295361a8aa 100644 --- a/mergetools/p4merge +++ b/mergetools/p4merge @@ -1,5 +1,30 @@ diff_cmd () { + # p4merge does not like /dev/null + rm_local= + rm_remote= + if test "/dev/null" = "$LOCAL" + then + LOCAL="./p4merge-dev-null.LOCAL.$$" + >"$LOCAL" + rm_local=true + fi + if test "/dev/null" = "$REMOTE" + then + REMOTE="./p4merge-dev-null.REMOTE.$$" + >"$REMOTE" + rm_remote=true + fi + "$merge_tool_path" "$LOCAL" "$REMOTE" + + if test -n "$rm_local" + then + rm -f "$LOCAL" + fi + if test -n "$rm_remote" + then + rm -f "$REMOTE" + fi } merge_cmd () { |