0,0 → 1,74 |
/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
#include <libc/stubs.h> |
#include <sys/types.h> |
#include <stdio.h> |
#include <fcntl.h> |
#include <unistd.h> |
#include <libc/file.h> |
#include <libc/local.h> |
#include <libc/dosio.h> |
|
FILE * fopen(const char *file, const char *mode) |
{ |
FILE *f; |
int fd, rw, oflags = 0; |
char tbchar; |
|
if (file == 0) |
return 0; |
if (mode == 0) |
return 0; |
|
f = __alloc_file(); |
if (f == NULL) |
return NULL; |
|
rw = (mode[1] == '+') || (mode[1] && (mode[2] == '+')); |
|
switch (*mode) |
{ |
case 'a': |
oflags = O_CREAT | (rw ? O_RDWR : O_WRONLY); |
break; |
case 'r': |
oflags = rw ? O_RDWR : O_RDONLY; |
break; |
case 'w': |
oflags = O_TRUNC | O_CREAT | (rw ? O_RDWR : O_WRONLY); |
break; |
default: |
return (NULL); |
} |
if (mode[1] == '+') |
tbchar = mode[2]; |
else |
tbchar = mode[1]; |
if (tbchar == 't') |
oflags |= O_TEXT; |
else if (tbchar == 'b') |
oflags |= O_BINARY; |
else |
oflags |= (_fmode & (O_TEXT|O_BINARY)); |
|
fd = open(file, oflags, 0666); |
if (fd < 0) |
return NULL; |
|
if (*mode == 'a') |
lseek(fd, 0, SEEK_END); |
|
f->_cnt = 0; |
f->_file = fd; |
f->_bufsiz = 0; |
if (rw) |
f->_flag = _IORW; |
else if (*mode == 'r') |
f->_flag = _IOREAD; |
else |
f->_flag = _IOWRT; |
|
f->_base = f->_ptr = NULL; |
f->std_ops=NULL; |
// __libclog_printf("fopen: return=%x\n",f); |
return f; |
} |
Property changes: |
Added: svn:executable |
+* |
\ No newline at end of property |