238 lines
7.7 KiB
C
238 lines
7.7 KiB
C
/* vim:expandtab:ts=2 sw=2:
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*/
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/* Grafx2 - The Ultimate 256-color bitmap paint program
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Copyright 2011 Pawel Góralski
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Copyright 2008 Peter Gordon
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Copyright 2008 Yves Rizoud
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Copyright 2008 Franck Charlet
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Copyright 2007 Adrien Destugues
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Copyright 1996-2001 Sunset Design (Guillaume Dorme & Karl Maritaud)
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Grafx2 is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2
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of the License.
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Grafx2 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Grafx2; if not, see <http://www.gnu.org/licenses/>
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#if defined(__WIN32__)
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#include <windows.h>
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#include <io.h> // Mingw's _mkdir()
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#elif defined(__macosx__)
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#import <corefoundation/corefoundation.h>
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#import <sys/param.h>
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#elif defined(__FreeBSD__)
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#import <sys/param.h>
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#elif defined(__MINT__)
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#include <mint/osbind.h>
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#include <mint/sysbind.h>
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#elif defined(__linux__)
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#include <limits.h>
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#include <unistd.h>
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#endif
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#include "struct.h"
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#include "io.h"
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#include "setup.h"
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#if defined(__GP2X__) || defined(__WIZ__) || defined(__CAANOO__)
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// This is a random default value ...
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#define PATH_MAX 32768
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#endif
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int Create_ConfigDirectory(char * config_dir)
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{
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#ifdef __WIN32__
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// Mingw's mkdir has a weird name and only one argument
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return _mkdir(config_dir);
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#else
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return mkdir(config_dir,S_IRUSR|S_IWUSR|S_IXUSR);
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#endif
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}
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#if defined(__macosx__) || defined(__amigaos4__) || defined(__AROS__) || defined(__MORPHOS__) || defined(__amigaos__) && !defined(__VBCC__)
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#define ARG_UNUSED __attribute__((unused))
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#else
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#define ARG_UNUSED
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#endif
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// Determine which directory contains the executable.
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// IN: Main's argv[0], some platforms need it, some don't.
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// OUT: Write into program_dir. Trailing / or \ is kept.
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// Note : in fact this is only used to check for the datafiles and fonts in
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// this same directory.
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void Set_program_directory(ARG_UNUSED const char * argv0,char * program_dir)
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{
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#undef ARG_UNUSED
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// MacOSX
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#if defined(__macosx__)
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CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle());
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CFURLGetFileSystemRepresentation(url,true,(UInt8*)program_dir,MAXPATHLEN);
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CFRelease(url);
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// Append trailing slash
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strcat(program_dir ,"/");
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// AmigaOS and alike: hard-coded volume name.
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#elif defined(__amigaos4__) || defined(__AROS__) || defined(__MORPHOS__) || defined(__amigaos__)
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strcpy(program_dir,"PROGDIR:");
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#elif defined(__MINT__)
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static char path[1024]={0};
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char currentDrive='A';
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currentDrive=currentDrive+Dgetdrv();
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Dgetpath(path,0);
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sprintf(program_dir,"%c:\%s",currentDrive,path);
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// Append trailing slash
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strcat(program_dir,PATH_SEPARATOR);
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// Linux: argv[0] unreliable
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#elif defined(__linux__)
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if (argv0[0]!='/')
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{
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char path[PATH_MAX];
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readlink("/proc/self/exe", path, sizeof(path));
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Extract_path(program_dir, path);
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return;
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}
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Extract_path(program_dir, argv0);
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// Others: The part of argv[0] before the executable name.
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// Keep the last \ or /.
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// On Windows, Mingw32 already provides the full path in all cases.
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#else
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Extract_path(program_dir, argv0);
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#endif
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}
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// Determine which directory contains the read-only data.
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// IN: The directory containing the executable
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// OUT: Write into data_dir. Trailing / or \ is kept.
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void Set_data_directory(const char * program_dir, char * data_dir)
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{
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// On all platforms, data is relative to the executable's directory
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strcpy(data_dir,program_dir);
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// On MacOSX, it is stored in a special folder:
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#if defined(__macosx__)
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strcat(data_dir,"Contents/Resources/");
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// On GP2X, executable is not in bin/
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#elif defined (__GP2X__) || defined (__gp2x__) || defined (__WIZ__) || defined (__CAANOO__)
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strcat(data_dir,"share/grafx2/");
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//on tos the same directory
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#elif defined (__MINT__)
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strcpy(data_dir, program_dir);
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// All other targets, program is in a "bin" subdirectory
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#elif defined (__AROS__)
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strcat(data_dir,"/share/grafx2/");
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#else
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strcat(data_dir,"../share/grafx2/");
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#endif
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}
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// Determine which directory should store the user's configuration.
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//
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// For most Unix and Windows platforms:
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// If a config file already exists in program_dir, it will return it in priority
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// (Useful for development, and possibly for upgrading from DOS version)
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// If the standard directory doesn't exist yet, this function will attempt
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// to create it ($(HOME)/.grafx2, or %APPDATA%\GrafX2)
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// If it cannot be created, this function will return the executable's
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// own directory.
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// IN: The directory containing the executable
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// OUT: Write into config_dir. Trailing / or \ is kept.
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void Set_config_directory(const char * program_dir, char * config_dir)
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{
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// AmigaOS4
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#if defined(__amigaos4__) || defined(__AROS__)
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strcpy(config_dir,"PROGDIR:");
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// GP2X
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#elif defined(__GP2X__) || defined(__WIZ__) || defined(__CAANOO__)
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// On the GP2X, the program is installed to the sdcard, and we don't want to mess with the system tree which is
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// on an internal flash chip. So, keep these settings locals.
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strcpy(config_dir,program_dir);
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#elif defined(__MINT__)
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strcpy(config_dir,program_dir);
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#else
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char filename[MAX_PATH_CHARACTERS];
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// In priority: check root directory
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strcpy(config_dir, program_dir);
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// On all the remaining targets except OSX, the executable is in ./bin
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#if !defined(__macosx__)
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strcat(config_dir, "../");
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#endif
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strcpy(filename, config_dir);
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strcat(filename, CONFIG_FILENAME);
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if (!File_exists(filename))
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{
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char *config_parent_dir;
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#if defined(__WIN32__)
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// "%APPDATA%\GrafX2"
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const char* Config_SubDir = "GrafX2";
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config_parent_dir = getenv("APPDATA");
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#elif defined(__BEOS__) || defined(__HAIKU__)
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// "~/.grafx2", the BeOS way
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const char* Config_SubDir = ".grafx2";
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config_parent_dir = getenv("$HOME");
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#elif defined(__macosx__)
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// "~/Library/Preferences/com.googlecode.grafx2"
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const char* Config_SubDir = "Library/Preferences/com.googlecode.grafx2";
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config_parent_dir = getenv("HOME");
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#elif defined(__MINT__)
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const char* Config_SubDir = "";
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printf("GFX2.CFG not found in %s\n",filename);
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strcpy(config_parent_dir, config_dir);
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#else
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// "~/.grafx2"
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const char* Config_SubDir = ".grafx2";
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config_parent_dir = getenv("HOME");
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#endif
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if (config_parent_dir && config_parent_dir[0]!='\0')
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{
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int size = strlen(config_parent_dir);
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strcpy(config_dir, config_parent_dir);
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if (config_parent_dir[size-1] != '\\' && config_parent_dir[size-1] != '/')
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{
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strcat(config_dir,PATH_SEPARATOR);
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}
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strcat(config_dir,Config_SubDir);
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if (Directory_exists(config_dir))
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{
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// Répertoire trouvé, ok
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strcat(config_dir,PATH_SEPARATOR);
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}
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else
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{
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// Tentative de création
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if (!Create_ConfigDirectory(config_dir))
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{
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// Réussi
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strcat(config_dir,PATH_SEPARATOR);
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}
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else
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{
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// Echec: on se rabat sur le repertoire de l'executable.
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strcpy(config_dir,program_dir);
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#if defined(__macosx__)
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strcat(config_dir, "../");
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#endif
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}
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}
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}
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}
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#endif
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}
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