1 files changed, 112 insertions, 0 deletions
diff --git a/misc/merge-ioq3-into-trem.sh b/misc/merge-ioq3-into-trem.sh
new file mode 100644
index 0000000..7bf0a31
--- /dev/null
+++ b/misc/merge-ioq3-into-trem.sh
@@ -0,0 +1,112 @@
+#! /bin/bash
+# TODO Consider rewrite in perl/python to make this a bit less crappy
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+PATCHES_DIR=${DIR}/patches
+LAST_REVISION_FILE=${DIR}/last-merged-ioq3-revision
+LAST_REVISION_TEMP_FILE=${LAST_REVISION_FILE}.temp
+
+if [ -f ${LAST_REVISION_TEMP_FILE} ]
+then
+  LAST_REVISION=`cat ${LAST_REVISION_TEMP_FILE}`
+else
+  LAST_REVISION=`cat ${LAST_REVISION_FILE}`
+fi
+
+set -f
+# Things that exist in ioq3 which we don't want
+EXCLUSIONS="BUGS ChangeLog README ./*.txt
+  NOTTODO TODO misc/* *.mak src/cgame/*
+  src/game/* src/ui/* src/q3_ui/* src/botlib/* ui/*"
+
+EXCLUDE_PARAMETERS=""
+for EXCLUSION in ${EXCLUSIONS}
+do
+  EXCLUDE_PARAMETERS+="--exclude=${EXCLUSION} "
+done
+
+set +f
+
+PATCHES=`ls ${PATCHES_DIR}/*.patch 2> /dev/null`
+if [ -z "${PATCHES}" ]
+then
+  echo "Fetching and generating patches..."
+  git fetch https://github.com/ioquake/ioq3.git
+
+  mkdir -p ${PATCHES_DIR}
+  git format-patch -o ${PATCHES_DIR} ${LAST_REVISION}..FETCH_HEAD
+fi
+
+if [ -d ".git/rebase-apply" ]
+then
+  echo "Failed patch detected."
+
+  git diff --quiet --exit-code
+  if [ "$?" -ne 0 ]
+  then
+    echo "Unstaged changes present; git add any that are pending:"
+    git status
+    exit 1
+  fi
+
+  PATCH=`ls ${PATCHES_DIR}/*.patch | head -n 1`
+  SHA=`cat ${PATCH} | head -n 1 | awk '{print $2;}'`
+  echo "Processing ${SHA} ${PATCH}..."
+
+  DIFF=`git diff --cached`
+  if [ -z "${DIFF}" ]
+  then
+    echo "Patch does nothing; skipping."
+    read -p "Confirm skip? "
+    git am --skip
+  else
+    read -p "Confirm resolve? "
+    git am --resolved
+  fi
+
+  if [ "$?" -ne 0 ]
+  then
+    echo "Patch failed to apply."
+    exit $?
+  fi
+
+  echo ${SHA} > ${LAST_REVISION_TEMP_FILE}
+  rm ${PATCH}
+fi
+
+PATCHES=`ls ${PATCHES_DIR}/*.patch 2> /dev/null`
+if [ -n "${PATCHES}" ]
+then
+  for PATCH in ${PATCHES}
+  do
+    SHA=`cat ${PATCH} | head -n 1 | awk '{print $2;}'`
+    echo "Processing ${SHA} ${PATCH}..."
+    cat ${PATCH} | sed -e 's/\([ab]\)\/code\//\1\/src\//g' | \
+      git am ${EXCLUDE_PARAMETERS} --quiet --3way
+
+    if [ "$?" -ne 0 ]
+    then
+      echo "Patch failed to apply."
+      git status
+      exit $?
+    fi
+
+    echo ${SHA} > ${LAST_REVISION_TEMP_FILE}
+    rm ${PATCH}
+  done
+else
+  echo "Nothing to merge."
+fi
+
+# Finished merging so update the last revision marker
+if [ -f ${LAST_REVISION_TEMP_FILE} ]
+then
+  diff ${LAST_REVISION_FILE} ${LAST_REVISION_TEMP_FILE} &> /dev/null
+  if [ "$?" -ne 0 ]
+  then
+    mv ${LAST_REVISION_TEMP_FILE} ${LAST_REVISION_FILE}
+    LAST_REVISION=`cat ${LAST_REVISION_FILE}`
+    git add ${LAST_REVISION_FILE}
+    git commit -m "Merged ioq3 ${LAST_REVISION}"
+  fi
+fi