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direntpc.h
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direntpc.h
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/*
* Copyright (C) 1993 by Charles Sandmann (sandmann@clio.rice.edu)
*
* This file is part of ED.
*
* ED 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.
*
* ED 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 ED
* (see the file COPYING). If not, write to the Free Software Foundation, 675
* Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef WIN32
/* This provides opendir,readdir,closedir function subset for ED in NT */
#include <windows.h>
struct dirent {
char d_name[256];
};
typedef struct direct {
char d_name[256];
int d_first;
HANDLE d_hFindFile;
} DIR;
DIR *opendir(n)
char *n; /* directory to open */
{
DIR *d; /* malloc'd return value */
char *p; /* malloc'd temporary string */
WIN32_FIND_DATA fd;
d = (DIR *)imalloc(sizeof(DIR));
p = (Char *)imalloc(strlen(n) + 5);
strcpy(p,n);
strcat(p,"/*.*");
d->d_hFindFile = FindFirstFile(p,&fd);
ifree(p);
if(d->d_hFindFile == INVALID_HANDLE_VALUE)
{
ifree(d);
return NULL;
}
strcpy(d->d_name,fd.cFileName);
d->d_first = 1;
return d;
}
struct dirent *readdir(d)
DIR *d; /* directory stream to read from */
/* Return pointer to first or next directory entry, or NULL if end. */
{
WIN32_FIND_DATA fd;
if(d->d_first)
d->d_first = 0;
else if(!FindNextFile(d->d_hFindFile,&fd))
return NULL;
else
strcpy(d->d_name,fd.cFileName);
return (struct dirent *)d;
}
int closedir(d)
DIR *d;
{
int i;
i = FindClose(d->d_hFindFile);
ifree(d);
return i;
}
#endif