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/*
* access.c
*
* Copyright (C) 1993 Alain Knaff
*/
#define _LARGEFILE64_SOURCE
#define _GNU_SOURCE
#include "sysincludes.h"
int access(__const char *file_name,int mode)
{
int ret,ft;
ret= zlib_real_access(file_name, mode);
if ( ret >= 0 || errno != ENOENT )
return ret;
{
char newname[MAXPATHLEN + MAXEXTLEN + 1];
zlib_initialise();
if ( zlib_mode & CM_DISAB )
return ret;
ft = zlib_getfiletype(file_name,-1);
if ( zlib_mode & CM_VERBOSE )
fprintf(stderr,"accessing %s %x\n", file_name,mode);
if ((ft & PM_READ_MASK) == PM_LEAVE_COMPR)
return ret;
if (!(ft & (PM_CREATE_COMPR | PM_APPEND_COMPR | PM_UNCOMPR_BEFORE_WRITE)) &&
(mode & W_OK))
return ret;
strncpy(newname,file_name,1024);
strcat(newname,zlib_ext);
ret= zlib_real_access(newname, mode);
if ( ret < 0 && errno == EINVAL )
errno = ENOENT;
return ret;
}
}
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