Fix database tool.

It was also broken functionally, probably since a while.So restore the
functionality. Run it on the dap, the tcd files will be placed into .rockbox folder.

Change-Id: Id7a6ce4389dfaf99799258902be80d630af0601c

tools/database/database.c

@@ -2,26 +2,37 @@
 
 #include <stdbool.h>
 #include <stdio.h>
+#include <errno.h>
 #include <sys/stat.h>
+
+#include "config.h"
 #include "tagcache.h"
+#include "dir.h"
+
+/* This is meant to be run on the root of the dap. it'll put the db files into
+ * a .rockbox subdir */
 
 int main(int argc, char **argv)
 {
+    (void)argc;
+    (void)argv;
+
+    errno = 0;
+    if (mkdir(ROCKBOX_DIR) == -1 && errno != EEXIST)
+        return 1;
+
+    /* / is actually ., will get translated in io.c
+     * (with the help of sim_root_dir below */
+    const char *paths[] = { "/", NULL };
     tagcache_init();
-    tagcache_build(".");
+    do_tagcache_build(paths);
     tagcache_reverse_scan();
     
     return 0;
 }
 
-/* stub to avoid including all of apps/misc.c */
-bool file_exists(const char *file)
-{
-    struct stat s;
-    if (!stat(file, &s))
-        return true;
-    return false;
-}
+/* needed for io.c */
+const char *sim_root_dir = ".";
 
 /* stubs to avoid including thread-sdl.c */
 #include "kernel.h"

tools/database/database.make

@@ -7,8 +7,7 @@
 # $Id: checkwps.make 22680 2009-09-11 17:58:17Z gevaerts $
 #
 
-DBDEFINES=-g -DDEBUG -D__PCTOOL__
-CFLAGS+=$(DBDEFINES)
+GCCOPTS += -g -DDEBUG -D__PCTOOL__ -DDBTOOL
 
 createsrc = $(shell cat $(1) > $(3); echo "\#if CONFIG_CODEC == SWCODEC" >> $(3); \
                                      echo $(2) | sed 's/ /\n/g' >> $(3); \
@@ -21,44 +20,25 @@ SRCFILE := $(call createsrc, $(TOOLSDIR)/database/SOURCES, \
                              $(METADATAS), \
                              $(TOOLSDIR)/database/SOURCES.build)
 
-SRC= $(call preprocess, $(SRCFILE))
+DATABASE_SRC = $(call preprocess, $(SRCFILE))
+DATABASE_OBJ = $(call c2obj,$(DATABASE_SRC))
 
-INCLUDES = -I$(ROOTDIR)/apps/gui \
-           -I$(ROOTDIR)/firmware/export \
-           -I$(ROOTDIR)/firmware/include \
-           -I$(ROOTDIR)/apps \
-           -I$(ROOTDIR)/apps/recorder \
-           -I$(ROOTDIR)/lib/rbcodec \
-           -I$(ROOTDIR)/lib/rbcodec/metadata \
-           -I$(ROOTDIR)/lib/rbcodec/dsp \
-           -I$(APPSDIR) \
-           -I$(BUILDDIR) \
+OTHER_SRC += $(DATABASE_SRC)
 
-SIMINCLUDES += -I$(FIRMDIR)/target/hosted/sdl -I$(FIRMDIR)/target/hosted \
-	-I$(ROOTDIR)/uisimulator/common -I$(FIRMDIR)/export -I$(BUILDDIR) -I$(APPSDIR)
+INCLUDES += -I$(ROOTDIR)/apps/gui \
+            -I$(ROOTDIR)/firmware/export \
+            -I$(ROOTDIR)/firmware/include \
+            -I$(ROOTDIR)/apps \
+            -I$(ROOTDIR)/apps/recorder \
+            -I$(ROOTDIR)/lib/rbcodec \
+            -I$(ROOTDIR)/lib/rbcodec/metadata \
+            -I$(ROOTDIR)/lib/rbcodec/dsp \
+            -I$(APPSDIR) \
+            -I$(BUILDDIR)
 
-# Makes mkdepfile happy
-GCCOPTS+=`$(SDLCONFIG) --cflags`
-OLDGCCOPTS:=$(GCCOPTS)
-GCCOPTS+=-D__PCTOOL__ -fno-builtin $(INCLUDES) $(SIMINCLUDES)
-
-LIBS=`$(SDLCONFIG) --libs` -lc
-ifneq ($(findstring MINGW,$(shell uname)),MINGW)
-LIBS += -ldl
-endif
 
 .SECONDEXPANSION: # $$(OBJ) is not populated until after this
 
-SIMFLAGS += $(SIMINCLUDES) $(DBDEFINES) -DHAVE_CONFIG_H $(OLDGCCOPTS) $(INCLUDES)
-
-$(BUILDDIR)/$(BINARY): $$(OBJ)
-	@echo LD $(BINARY)
-	$(SILENT)$(HOSTCC) $(SIMFLAGS) $(LIBS) -o $@ $+
-
-$(BUILDDIR)/tools/database/../../uisimulator/%.o: $(ROOTDIR)/uisimulator/%.c
-	$(SILENT)mkdir -p $(dir $@)
-	$(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) $(SIMFLAGS) -c $< -o $@
-
-$(BUILDDIR)/tools/database/database.o: $(APPSDIR)/database.c
-	$(SILENT)mkdir -p $(dir $@)
-	$(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) $(SIMFLAGS) -c $< -o $@
+$(BUILDDIR)/$(BINARY): $$(DATABASE_OBJ)
+	$(call PRINTS,LD $(BINARY))
+	$(SILENT)$(HOSTCC) -o $@ $+