Merge pull request #1841 from tulinkry/rename_env_var

rename IGNORE_PATTERNS to OPENGROK_IGNORE_PATTERNS

Author: tarzanek

OpenGrok

@@ -80,6 +80,12 @@
 #   - OPENGROK_ENABLE_PROJECTS    Enable projects (set it to true or false)
 #                                 Every directory in SRC_ROOT is
 #                                   considered a separate project
+#   - OPENGROK_IGNORE_PATTERNS    Set ignored patterns for indexer to skip.
+#                                   OPENGROK_IGNORE_PATTERNS="-i dummy"
+#                                   OPENGROK_IGNORE_PATTERNS="-i f:dummy"
+#                                   OPENGROK_IGNORE_PATTERNS="-i d:dummy"
+#                                   Multiple entries can be joined together:
+#                                     "-i dummy -i d:tmp -i f:dummy"
 #   - OPENGROK_SCAN_REPOS         Disable Scan for repositories (*)
 #   - OPENGROK_SCAN_DEPTH         how deep should scanning for repos go
 #                                 (by default 3 directories from SRC_ROOT)
@@ -275,7 +281,7 @@ DefaultInstanceConfiguration()
     #JAVA_DEBUG="$JAVA_DEBUG,server=y,address=8010,suspend=y"
 
     # OPTIONAL: Ignore these patterns as names of files or directories
-    #IGNORE_PATTERNS="-i dummy"
+    #OPENGROK_IGNORE_PATTERNS="-i dummy"
     # To ignore skipping just the history cache creation for a particular
     # directory and all of it's subdirectories, touch an empty
     # .opengrok_skip_history file at the root of that directory
@@ -840,7 +846,7 @@ MinimalInvocation()
 CommonInvocation()
 {
     MinimalInvocation							\
-        ${IGNORE_PATTERNS}                    				\
+        ${OPENGROK_IGNORE_PATTERNS}                    			\
         ${HISTORY_TAGS}							\
         ${GENERATE_HISTORY}           					\
 	${RENAMED_FILES_HISTORY}					\