/mnt/hgfs/jamie_On_My_Mac/store/version_control/svn/integralive/library/trunk/src/helper.h

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/* libIntegra multimedia module definition interface
*  
* Copyright (C) 2007 Jamie Bullock, Henrik Frisk
*
* 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 program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
* USA.
*/

#ifndef INTEGRA_HELPER_H
#define INTEGRA_HELPER_H

#ifdef BUILD_SERIALIZATION
#include "Integra/integra_serialize.h"
#endif

#ifdef __cplusplus
extern "C" {
#endif

#ifdef HAVE_CONFIG_H
#    include <config.h>
#else
#define PACKAGE_NAME "libIntegra"
#endif

#define ARRAY_ELEMENTS(_array) (sizeof(_array)/sizeof(_array[0]))

#define NTG_PATH            1
#define NTG_HOME            2
#define NTG_PWD             4 /* The environment variable: PWD */
#define NTG_CWD             8 /* The current working directory */
#define NTG_LD_LIBRARY_PATH 16
#define NTG_XDG_DATA_DIRS   32
#define NTG_NTG_BRIDGE_PATH 64
#define NTG_NTG_MAP_PATH    128
#define NTG_NTG_USER_DIR    256

/* note: default INSTALL_PREFIX, if not specified
 * during configure, is /usr/local */

#ifdef INSTALL_PREFIX
#define NTG_EXTRA_LIB INSTALL_PREFIX "/lib" NTG_COLON
#define NTG_EXTRA_BRIDGE INSTALL_PREFIX "/lib/integra" NTG_COLON
#define NTG_EXTRA_MAP INSTALL_PREFIX "/share/"
#else
#define NTG_EXTRA_LIB
#define NTG_EXTRA_BRIDGE
#define NTG_EXTRA_MAP
#endif

#define NTG_DEFAULT_LD_LIBRARY_PATH NTG_EXTRA_LIB "/usr/lib"
#define NTG_DEFAULT_BRIDGE_PATH NTG_EXTRA_BRIDGE "/usr/lib/integra"
#define NTG_DEFAULT_SHARE_PATH_PREFIX1 NTG_EXTRA_MAP
#define NTG_DEFAULT_SHARE_PATH_PREFIX2 "/usr/share/"
#define NTG_COLON ":"
#define NTG_MODULES_SUBDIR "/modules"
#define NTG_DEFAULT_DATA_PATH NTG_DEFAULT_SHARE_PATH_PREFIX1 PACKAGE_NAME NTG_COLON NTG_DEFAULT_SHARE_PATH_PREFIX2 PACKAGE_NAME
#define NTG_DEFAULT_MAP_PATH NTG_DEFAULT_DATA_PATH
#define NTG_DEFAULT_XDG_DATA_DIRS_PATH NTG_DEFAULT_DATA_PATH NTG_COLON NTG_DEFAULT_SHARE_PATH_PREFIX1 PACKAGE_NAME NTG_MODULES_SUBDIR NTG_COLON NTG_DEFAULT_SHARE_PATH_PREFIX2 PACKAGE_NAME NTG_MODULES_SUBDIR
#define NTG_DEFAULT_USER_DIR "/.integra" /* In the home directory! */

#define NTG_FILE_SUFFIXES "ixd,xsd"

#define NTG_NULL_BYTES 1

/*ntg_definition *definitions_root_node; 
  ntg_instance *instances_root_node; 
  */

int ntg_count_digits(int num);

int ntg_post(char *format, ...);

int ntg_lower(char *str);

int ntg_upper(char *str);

char *ntg_append_string(char *dest, const char *source);

char *ntg_append_path(char *dest, const char *source);

char *ntg_build_path_list(int envvars);

char *ntg_file_find(const char *filename, int envvars);

char *ntg_search_for_file(const char *token, char *file_suffix, int envvars);


unsigned int array_elements(void **array);

/* change '/' characters to the system's native file separator */
void ntg_bashfilename(const char *from, char *to);

/* change the system's native file separator to '/' characters  */
void ntg_unbashfilename(const char *from, char *to);

/* test if path is absolute or relative, based on leading /, env vars, ~, etc */
int ntg_is_absolute_path(const char *dir);

/* replace the substring 'original' with 'replacement' inside 'string' */
char *ntg_replace_substring(const char *string, const char *original,
        const char *replacement);

#ifdef __cplusplus
}
#endif

#endif

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