[gf] Added Makefiles.

-Initialised module.mk and rules.mk.

src/gf/module.mk

@@ -0,0 +1,22 @@
+#
+# FreeType 2 GF Font module definition
+#
+
+
+# Copyright 1996-2018 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT.  By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+FTMODULE_H_COMMANDS += GF_DRIVER
+
+define BDF_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, gf_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)gf       $(ECHO_DRIVER_DESC)gf TeX's bitmap fonts$(ECHO_DRIVER_DONE)
+endef
+
+# EOF

src/gf/rules.mk

@@ -0,0 +1,70 @@
+#
+# FreeType 2 GF driver configuration rules
+#
+
+
+# Copyright 1996-2018 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT.  By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# gf driver directory
+#
+GF_DIR := $(SRC_DIR)/gf
+
+
+GF_COMPILE := $(CC) $(ANSIFLAGS)                            \
+                     $I$(subst /,$(COMPILER_SEP),$(GF_DIR)) \
+                     $(INCLUDE_FLAGS)                        \
+                     $(FT_CFLAGS)
+
+
+# gf driver sources (i.e., C files)
+#
+BDF_DRV_SRC := $(BDF_DIR)/gflib.c \
+               $(BDF_DIR)/gfdrivr.c
+
+
+# gf driver headers
+#
+GF_DRV_H :=  $(BDF_DIR)/gf.h \
+             $(BDF_DIR)/gfdrivr.h \
+             $(BDF_DIR)/gferror.h
+
+# gf driver object(s)
+#
+#   GF_DRV_OBJ_M is used during `multi' builds
+#   GF_DRV_OBJ_S is used during `single' builds
+#
+GF_DRV_OBJ_M := $(GF_DRV_SRC:$(BDF_DIR)/%.c=$(OBJ_DIR)/%.$O)
+GF_DRV_OBJ_S := $(OBJ_DIR)/gf.$O
+
+# gf driver source file for single build
+#
+GF_DRV_SRC_S := $(BDF_DIR)/gf.c
+
+
+# gf driver - single object
+#
+$(GF_DRV_OBJ_S): $(GF_DRV_SRC_S) $(GF_DRV_SRC) $(FREETYPE_H) $(GF_DRV_H)
+	$(GF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(GF_DRV_SRC_S))
+
+
+# gf driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(GF_DIR)/%.c $(FREETYPE_H) $(BDF_DRV_H)
+	$(GF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(GF_DRV_OBJ_S)
+DRV_OBJS_M += $(GF_DRV_OBJ_M)
+
+
+# EOF