bash cript to sort includes and remove duplicates

* this sorts and remove duplicates in #include in src and tests folders
* sorts includes in <...> before "..."
* keep #include "ui_..." on top of list
* can skip includes if an order should be kept
* can exlcude directories (hard-copies of external libraries)

Author: 3nids

scripts/sort_include.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+###########################################################################
+#    sort_include.sh
+#    ---------------------
+#    Date                 : June 2015
+#    Copyright            : (C) 2015 by Denis Rouzaud
+#    Email                : denis.rouzaud@gmail.com
+###########################################################################
+#                                                                         #
+#   This program is free software; you can redistribute it and/or modify  #
+#   it under the terms of the GNU General Public License as published by  #
+#   the Free Software Foundation; either version 2 of the License, or     #
+#   (at your option) any later version.                                   #
+#                                                                         #
+###########################################################################
+
+
+# this sorts and remove duplicates in #include in src and tests folders
+# sorts includes in <...> before "..."
+# keep #include "ui_..." on top of list
+# can skip includes if an order should be kept
+# can exlcude directories (hard-copies of external libraries)
+
+SORTING=false
+FILE1=.sort_include_1.tmp
+FILE2=.sort_include_2.tmp
+FILE3=.sort_include_3.tmp
+
+# files not to be sorted (leads to compile errors otherwise)
+DoNotSort="(sqlite3.h)|(spatialite.h)"
+
+for file in $(find . \
+ ! -path "src/app/gps/qwtpolar-*" \
+ ! -path "src/core/gps/qextserialport/*" \
+ ! -path "src/plugins/grass/qtermwidget/*" \
+ ! -path "src/astyle/*" \
+ ! -path "python/ext-libs/*" \
+ ! -path "src/providers/spatialite/qspatialite/*" \
+ ! -path "src/plugins/dxf2shp_converter/dxflib/src/*" \
+ ! -path "src/plugins/globe/osgEarthQt/*" \
+ ! -path "src/plugins/globe/osgEarthUtil/*" \
+ -type f -regex "(src)|(tests)/(.+/)*.*\.\(h\|cpp\)")
+do
+  echo "$file"
+  touch $FILE1
+  while IFS= read -r line
+  do
+    if [[ "$line" =~ ^[[:space:]]*"#"include ]] && [[ ! "$line" =~ $DoNotSort ]]; then
+      if ! $SORTING; then
+        touch $FILE2
+        touch $FILE3
+      fi
+      SORTING=true
+      if [[ "$line" =~ ^"#"include[[:space:]]*\"ui_ ]]; then
+        echo "$line" >> $FILE1  # keep ui_ on top of list
+      elif [[ "$line" =~ ^"#"include[[:space:]]*\<[^[:space:]]+\> ]]; then
+	    echo "$line" >> $FILE2
+	  else
+	    echo "$line" >> $FILE3
+	  fi
+    else
+      if $SORTING; then
+        sort -u $FILE2 >> $FILE1
+        sort -u $FILE3 >> $FILE1
+        rm -f $FILE2 $FILE3
+        SORTING=false
+      fi
+      echo "$line" >> $FILE1
+    fi
+  done < "$file"
+  rm -f $FILE2 $FILE3
+  mv $FILE1 $file
+  rm -f $FILE1
+done
+