make file that doesn't follow ifndef IGL_STATIC_LIBRARY

Former-commit-id: da760776b530335359fd7b836d4b71a023b79f06

scripts/make.sh

@@ -0,0 +1,104 @@
+#!/bin/bash
+
+# This assumes that you're in the "build" of a cmake build process. E.g.,
+# you've already done something like:
+#
+#   mkdir build
+#   cd build
+#   cmake ..
+#
+# Then this will (try to) circumvent cmake's aggressive (i.e., predefined macro
+# oblivious) dependency scanner by calling makedepend directly for every .cpp
+# file of every target.
+
+NUM_THREADS="1"
+while getopts ":C:j:h" opt; do
+  case $opt in
+    C)
+      if ! cd "$OPTARG" 2>/dev/null
+      then
+        (>&2 echo "Failed to change directory to $OPTARG")
+        exit 1
+      fi
+      ;;
+    h)
+      echo "
+Usage:
+  
+    make.sh [-j #] [-C dir] [project]"
+      exit 1
+      ;;
+    j)
+      NUM_THREADS="$OPTARG"
+      ;;
+    \?)
+      echo "Invalid option: -$OPTARG" >&2
+      ;;
+  esac
+done
+
+# Shift so that $# makes sense
+shift $((OPTIND-1))
+
+if [ ! -f "Makefile" ]; then
+  (>&2 echo "Makefile not found")
+  exit 1
+fi
+
+# I don't want to do this if I don't have to:
+#make depend
+
+if [[ $# -eq 0 ]] ; then
+  # Try to get project name
+  PROJECTS=`find . -type d -depth 1 | sed -e "s/.\///g" | grep -v CMakeFiles | grep -v "^\."`
+else
+  PROJECTS=`echo "$@" | tr ' ' '\n'`
+fi
+
+for PROJECT in $PROJECTS
+do
+
+  PROJECT="${PROJECT%/}"
+  
+  if [ ! -d "$PROJECT" ]; then
+    (>&2 echo "$PROJECT directory not found")
+    exit 1
+  fi
+  
+  
+  for TARGET_DIR in `find "$PROJECT/CMakeFiles" -depth 1 | grep "\.dir"`
+  do
+    TARGET_DIR="${TARGET_DIR%/}"
+    if ! grep --quiet "# make\.sh was here" "$TARGET_DIR/depend.make"
+    then
+      if grep --quiet "Empty dependencies" "$TARGET_DIR/depend.make"
+      then
+        make -f "$TARGET_DIR/build.make" "$TARGET_DIR/depend"
+      fi
+      if grep --quiet "Empty dependencies" "$TARGET_DIR/depend.make"
+      then
+        (>&2 echo "cmake's make failed to build a dependency file")
+        (>&2 echo "[Consider issuing \`make depend\`]")
+        continue
+      fi
+    fi
+    TARGET=`basename -s .dir $TARGET_DIR`
+    echo -e "\033[1;35mHacking dependencies of target $TARGET\033[0m"
+    SRC_FILES=`cat "$TARGET_DIR/depend.make" | sed -n "s~^#*\($TARGET_DIR\)\(.*\)\.o: \2~\2~gp"`
+    if grep --quiet "CMAKE generated file" "$TARGET_DIR/depend.make"
+    then
+      mv "$TARGET_DIR/depend.make"{,.bk}
+    fi
+    # Create new, empty depend.make file
+    echo "# make.sh was here" > "$TARGET_DIR/depend.make"
+    for SRC in $SRC_FILES
+    do
+      EXT="${SRC##*.}"
+      makedepend -DIGL_STATIC_LIBRARY -p "$TARGET_DIR" -o .${EXT}.o -a -f "$TARGET_DIR/depend.make" -w0 $SRC 2>/dev/null 
+      # Add commented self so that next run of make.sh can use this depend.make file
+      echo "#$TARGET_DIR$SRC.o: $SRC" >> "$TARGET_DIR/depend.make"
+    done
+    #echo -e "\033[0;35mHanding off to make $TARGET\033[0m"
+    make -j$NUM_THREADS -f "${TARGET_DIR}/build.make" "${TARGET_DIR}/build" 
+  done
+done