arch/arm-native/ceboot/filesystem.c

   1 /*
   2     Copyright © 2010-2011, The AROS Development Team. All rights reserved.
   3     $Id: filesystem.c 43148 2011-12-21 11:18:56Z sonic $
   4
   5     Desc: Filesystem control routines
   6     Lang: english
   7 */
   8
   9 #include <dirent.h>
  10 #include <stdio.h>
  11 #include <string.h>
  12 #include <windows.h>
  13 #include <sys/stat.h>
  14
  15 #include "bootstrap.h"
  16 #include "filesystem.h"
  17
  18 char *namepart(char *name)
  19 {
  20     while (*name)
  21         name++;
  22
  23     while((name[-1] != ':') && (name[-1] != '\\') && (name[-1] != '/'))
  24         name--;
  25
  26     return name;
  27 }
  28
  29 static char *GetAbsName(const char *filename)
  30 {
  31     int l1 = strlen(bootstrapdir);
  32     char *absname = malloc(l1 + strlen(filename) + 1);
  33
  34     if (absname)
  35     {
  36         memcpy(absname, bootstrapdir, l1);
  37         strcpy(&absname[l1], filename);
  38     }
  39
  40     return absname;
  41 }
  42
  43 FILE *file_open(const char *filename, const char *mode)
  44 {
  45     FILE *res;
  46     char *absname;
  47
  48     if (*filename == '\\')
  49     {
  50         /* The path is given as absolute, just use it */
  51         return fopen(filename, mode);
  52     }
  53
  54     absname = GetAbsName(filename);
  55     if (!absname)
  56         return NULL;
  57
  58     res = fopen(absname, mode);
  59     free(absname);
  60
  61     return res;
  62 }
  63
  64 int SetLog(const char *filename)
  65 {
  66     FILE *res;
  67
  68     if (*filename != '\\')
  69     {
  70         char *absname = GetAbsName(filename);
  71
  72         if (!absname)
  73             return GetLastError();
  74
  75         res = freopen(absname, "a", stderr);
  76         free(absname);
  77     }
  78     else
  79     {
  80         /* The path is given as absolute, just use it */
  81         res = freopen(filename, "a", stderr);
  82     }
  83     return res ? 0 : GetLastError();
  84 }