kc3-lang/SDL/src/filesystem/ps2/SDL_sysfilesystem.c

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• Hash : 7d7c5b80
  Author :
  Date : 2022-06-29T01:26:27
  

  Improving mkdir creating parents folder

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• src/filesystem/ps2/SDL_sysfilesystem.c

• /*
    Simple DirectMedia Layer
    Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
  
    This software is provided 'as-is', without any express or implied
    warranty.  In no event will the authors be held liable for any damages
    arising from the use of this software.
  
    Permission is granted to anyone to use this software for any purpose,
    including commercial applications, and to alter it and redistribute it
    freely, subject to the following restrictions:
  
    1. The origin of this software must not be misrepresented; you must not
       claim that you wrote the original software. If you use this software
       in a product, an acknowledgment in the product documentation would be
       appreciated but is not required.
    2. Altered source versions must be plainly marked as such, and must not be
       misrepresented as being the original software.
    3. This notice may not be removed or altered from any source distribution.
  */
  #include "../../SDL_internal.h"
  
  #include <sys/stat.h>
  #include <unistd.h>
  
  #if defined(SDL_FILESYSTEM_PS2)
  
  /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
  /* System dependent filesystem routines                                */
  
  #include "SDL_error.h"
  #include "SDL_filesystem.h"
  
  char *
  SDL_GetBasePath(void)
  {
    char *retval;
    size_t len;
    char cwd[FILENAME_MAX];
  
    getcwd(cwd, sizeof(cwd));
    len = SDL_strlen(cwd) + 1;
    retval = (char *) SDL_malloc(len);
    if (retval)
      SDL_memcpy(retval, cwd, len);
  
    return retval;
  }
  
  /* Do a recursive mkdir of parents folders */
  static void recursive_mkdir(const char *dir) {
    char tmp[FILENAME_MAX];
    char *base = SDL_GetBasePath();
    char *p = NULL;
    size_t len;
  
    snprintf(tmp, sizeof(tmp),"%s",dir);
    len = strlen(tmp);
    if (tmp[len - 1] == '/')
        tmp[len - 1] = 0;
  
    for (p = tmp + 1; *p; p++) {
      if (*p == '/') {
        *p = 0;
        // Just creating subfolders from current path
        if (strstr(tmp, base) != NULL)
          mkdir(tmp, S_IRWXU);
  
        *p = '/';
      }
    }
  
    free(base);
    mkdir(tmp, S_IRWXU);
  }
  
  char *
  SDL_GetPrefPath(const char *org, const char *app)
  {
    char *retval = NULL;
    size_t len;
    char *base = SDL_GetBasePath();
    if (!app) {
      SDL_InvalidParamError("app");
      return NULL;
    }
    if(!org) {
      org = "";
    }
  
    len = SDL_strlen(base) + SDL_strlen(org) + SDL_strlen(app) + 4;
    retval = (char *) SDL_malloc(len);
  
    if (*org) {
      SDL_snprintf(retval, len, "%s%s/%s/", base, org, app);
    } else {
      SDL_snprintf(retval, len, "%s%s/", base, app);
    }
    free(base);
  
    recursive_mkdir(retval);
    
    return retval;
  }
  
  #endif /* SDL_FILESYSTEM_PS2 */
  
  /* vi: set ts=4 sw=4 expandtab: */
  

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