summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMichael Niedermayer <michael@niedermayer.cc>2016-08-18 18:45:23 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2016-08-22 18:54:03 +0200
commit360d3f3c187fa81ba583fd5a74704b09872937a6 (patch)
treed11869e1e913ccb8ff85440d4347e66455d07241
parentebb9a320d707b4790328ce43fd0c65dc3f3f074b (diff)
doc&tools: Add murge script, for analyzing 3 way conflicts.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--doc/libav-merge.txt4
-rwxr-xr-xtools/murge11
2 files changed, 15 insertions, 0 deletions
diff --git a/doc/libav-merge.txt b/doc/libav-merge.txt
index 60c953a49f..4b2bb76471 100644
--- a/doc/libav-merge.txt
+++ b/doc/libav-merge.txt
@@ -103,6 +103,10 @@ It has two modes: merge, and noop. The noop mode creates a merge with no change
to the HEAD. You can pass a hash as extra argument to reference a justification
(it is common that we already have the change done in FFmpeg).
+Also see tools/murge, you can copy and paste a 3 way conflict into its stdin
+and it will display colored diffs. Any arguments to murge (like ones to suppress
+whitespace differences) are passed into colordiff.
+
TODO/FIXME/UNMERGED
===================
diff --git a/tools/murge b/tools/murge
new file mode 100755
index 0000000000..f22fcfda81
--- /dev/null
+++ b/tools/murge
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+grep -A99999 '^<<<<<<<' | grep -B99999 '^>>>>>>>' >murge.X
+grep -A99999 '^====' murge.X | egrep -v '^(=======|<<<<<<<|>>>>>>>|\|\|\|\|\|\|\|)' >murge.theirs
+grep -B99999 '^||||' murge.X | egrep -v '^(=======|<<<<<<<|>>>>>>>|\|\|\|\|\|\|\|)' >murge.ours
+grep -B99999 '^====' murge.X | grep -A99999 '^||||' | egrep -v '^(=======|<<<<<<<|>>>>>>>|\|\|\|\|\|\|\|)' >murge.common
+
+colordiff -du $* murge.ours murge.theirs
+grep . murge.common > /dev/null && colordiff -du $* murge.common murge.theirs
+grep . murge.common > /dev/null && colordiff -du $* murge.common murge.ours
+rm murge.theirs murge.common murge.ours murge.X