Merge branch 'master' of https://github.com/OpenGrok/OpenGrok into powershellAddition

Author: shaehn

CONTRIBUTING.md

@@ -1,9 +1,11 @@
 Any kind of contribution is welcome. If you are not sure whether your idea is in line with 
 the general direction of the project, feel free to submit new Issue first and let's get the discussion started there.
 
+Please follow pre-existing coding style.
+
 Asking questions via creating new Issue is fine also.
 
 When submitting a new Issue for what seems is a bug, please note the version you're running and ideally steps to reproduce.
 
-For pull requests to be merged, we need contributors to get Oracle Contributor Agreement first.
+For a pull request to be merged, we need the contributor to sign Oracle Contributor Agreement first.
 See http://www.oracle.com/technetwork/community/oca-486395.html for details.

OpenGrok

@@ -42,14 +42,13 @@
 #                                 through project, it's good to have Verbose
 #                                 Mode enabled too, cost of this is one more
 #                                 traversal of the project before indexing it(*)
-#   - OPENGROK_DISABLE_RENAMED_FILES_HISTORY Disable getting full history of
+#   - OPENGROK_RENAMED_FILES_HISTORY If set to "on", get full history of
 #                                 renamed files for SCMs that support it (Git,
 #                                 Mercurial).
-#                                 The default is handle the history which makes
-#                                 indexing slower, especially in the presence of
+#                                 The default is off.
+#                                 When set to on, the indexing is slower,
+#                                 especially in the presence of
 #                                 lots of renamed files in the repository.
-#                                 Set it to non-empty value to disable the
-#                                 renamed files history handling.
 #   - OPENGROK_GENERATE_HISTORY   Influence history cache generation
 #                                 Following values are recognized:
 #                                   on		- enabled (default)
@@ -107,9 +106,13 @@ Usage()
     echo ""
     echo "Usage: ${progname} <bootstrap|deploy|derby|update|updateQuietly|usage|help>"
     echo "       ${progname} index [<directory>]"
-    echo "       ${progname} indexpart <src_root> <directory1> [..]"
+    echo "       ${progname} indexpart <directory_1> [<directory_2> ..]"
     echo "       ${progname} clearHistory <src_root> <repository_name>"
     echo ""
+    echo "       The \"indexpart\" assumes that it will be run with configuration"
+    echo "       pointed to via the OPENGROK_READ_XML_CONFIGURATION environment"
+    echo "       variable."
+    echo ""
     echo "  Optional environment variables:"
     echo "    OPENGROK_CONFIGURATION - location of your configuration"
     echo "      e.g. $ OPENGROK_CONFIGURATION=/var/opengrok/myog.conf ${0} ... "
@@ -134,8 +137,8 @@ else
 	exit 1
 fi
 
-SCRIPT_FILE=`readlink -f "${0}"`
-SCRIPT_DIRECTORY=`dirname "${SCRIPT_FILE}"`
+SCRIPT_DIRECTORY=`dirname "${0}"`
+export SCRIPT_DIRECTORY=`cd "${SCRIPT_DIRECTORY}"; pwd -P`
 
 #
 # Default Instance Configuration
@@ -282,9 +285,11 @@ DefaultInstanceConfiguration()
         GENERATE_HISTORY="${GENERATE_HISTORY} -H"
     fi
 
-    if [ -n "$OPENGROK_DISABLE_RENAMED_FILES_HISTORY" ]
+    if [ "$OPENGROK_RENAMED_FILES_HISTORY" != "on" ]
     then
-        DISABLE_RENAMED_FILES_HISTORY="-D"
+        RENAMED_FILES_HISTORY="-D off"
+    else
+        RENAMED_FILES_HISTORY="-D on"
     fi
 
     # OPTIONAL: override depth of scanning for repositories
@@ -815,7 +820,7 @@ CommonInvocation()
         ${IGNORE_PATTERNS}                    				\
         ${HISTORY_TAGS}							\
         ${GENERATE_HISTORY}           					\
-	${DISABLE_RENAMED_FILES_HISTORY}				\
+	${RENAMED_FILES_HISTORY}					\
         ${SCAN_DEPTH}                                           	\
         ${PROGRESS}                                             	\
         ${OPENGROK_CTAGS:+-c} ${OPENGROK_CTAGS}               		\
@@ -1053,12 +1058,14 @@ case "${1}" in
         ;;
 
     indexpart)
-        if [ $# -ne 3 ]
+        if [ $# -ne 2 ]
         then
             Usage
         fi
-        SRC_ROOT="${2}"
-        shift 2
+	shift
+	if [ -z "$OPENGROK_READ_XML_CONFIGURATION" ]; then
+	    FatalError "need configuration via OPENGROK_READ_XML_CONFIGURATION"
+	fi
         ValidateConfiguration
         CreateRuntimeRequirements
         UpdateDataPartial $@