[config] config.h=>libpostal_config.h so as not to conflict with autoconf

src/address_dictionary.h

@@ -11,7 +11,7 @@ extern "C" {
 #include <string.h>
 
 #include "address_expansion_rule.h"
-#include "config.h"
+#include "libpostal_config.h"
 #include "constants.h"
 #include "collections.h"
 #include "file_utils.h"

src/geodb.h

@@ -9,7 +9,7 @@ extern "C" {
 #include <stdlib.h>
 
 #include "bloom.h"
-#include "config.h"
+#include "libpostal_config.h"
 #include "geonames.h"
 #include "sparkey/sparkey.h"
 #include "sparkey/sparkey-internal.h"

src/geodb_builder.c

@@ -7,7 +7,7 @@
 #include "sparkey/sparkey.h"
 
 #include "collections.h"
-#include "config.h"
+#include "libpostal_config.h"
 #include "file_utils.h"
 #include "gazetteers.h"
 #include "geonames.h"

src/libpostal_config.h

@@ -1,9 +1,11 @@
-#ifndef CONFIG_H
-#define CONFIG_H
+#ifndef LIBPOSTAL_PATHS_H
+#define LIBPOSTAL_PATHS_H
 
 #include "file_utils.h"
 
-#define LIBPOSTAL_DATA_DIR ".." PATH_SEPARATOR "data"
+#ifndef LIBPOSTAL_DATA_DIR
+#error LIBPOSTAL_DATA_DIR not defined!
+#endif
 
 #define LIBPOSTAL_DICTIONARIES_DIR LIBPOSTAL_DATA_DIR PATH_SEPARATOR "dictionaries"
 #define LIBPOSTAL_GEONAMES_DIR LIBPOSTAL_DATA_DIR PATH_SEPARATOR "geonames"

src/numex.h

@@ -13,7 +13,7 @@ extern "C" {
 #include <inttypes.h>
 
 #include "collections.h"
-#include "config.h"
+#include "libpostal_config.h"
 #include "constants.h"
 #include "klib/khash.h"
 #include "string_utils.h"