src/win32/dirent.c File Reference

#include <dirent.h>
#include <errno.h>
#include <io.h>
#include <stdlib.h>
#include <string.h>

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Classes

struct  DIR

Functions

DIRopendir (const char *name)
int closedir (DIR *dir)
struct direntreaddir (DIR *dir)
void rewinddir (DIR *dir)


Function Documentation

int closedir ( DIR dir  ) 

Definition at line 99 of file dirent.c.

Referenced by tDirectories::GetFiles().

00100 {
00101     int result = -1;
00102 
00103     if(dir)
00104     {
00105         if(dir->handle != -1)
00106         {
00107             result = _findclose(dir->handle);
00108         }
00109 
00110         free(dir->name);
00111         free(dir);
00112     }
00113 
00114     if(result == -1) /* map all errors to EBADF */
00115     {
00116         errno = EBADF;
00117     }
00118 
00119     return result;
00120 }

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DIR* opendir ( const char *  name  ) 

Definition at line 58 of file dirent.c.

Referenced by tDirectories::GetFiles().

00059 {
00060     DIR *dir = 0;
00061 
00062     if(name && name[0])
00063     {
00064         size_t base_length = strlen(name);
00065         const char *all = /* search pattern must end with suitable wildcard */
00066             strchr("/\\", name[base_length - 1]) ? "*" : "/*";
00067 
00068         if((dir = (DIR *) malloc(sizeof *dir)) != 0 &&
00069            (dir->name = (char *) malloc(base_length + strlen(all) + 1)) != 0)
00070         {
00071             strcat(strcpy(dir->name, name), all);
00072 
00073             if((dir->handle = (long) _findfirst(dir->name, &dir->info)) != -1)
00074             {
00075                 dir->result.d_name = 0;
00076             }
00077             else /* rollback */
00078             {
00079                 free(dir->name);
00080                 free(dir);
00081                 dir = 0;
00082             }
00083         }
00084         else /* rollback */
00085         {
00086             free(dir);
00087             dir   = 0;
00088             errno = ENOMEM;
00089         }
00090     }
00091     else
00092     {
00093         errno = EINVAL;
00094     }
00095 
00096     return dir;
00097 }

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struct dirent* readdir ( DIR dir  )  [read]

Definition at line 122 of file dirent.c.

Referenced by tDirectories::GetFiles().

00123 {
00124     struct dirent *result = 0;
00125 
00126     if(dir && dir->handle != -1)
00127     {
00128         if(!dir->result.d_name || _findnext(dir->handle, &dir->info) != -1)
00129         {
00130             result         = &dir->result;
00131             result->d_name = dir->info.name;
00132         }
00133     }
00134     else
00135     {
00136         errno = EBADF;
00137     }
00138 
00139     return result;
00140 }

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void rewinddir ( DIR dir  ) 

Definition at line 142 of file dirent.c.

00143 {
00144     if(dir && dir->handle != -1)
00145     {
00146         _findclose(dir->handle);
00147         dir->handle = (long) _findfirst(dir->name, &dir->info);
00148         dir->result.d_name = 0;
00149     }
00150     else
00151     {
00152         errno = EBADF;
00153     }
00154 }


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