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(-isWriteable): New method.

Browse source 
(-initWithCoder): Renamed and rewritten from +newWithCoder.
(-isAtEof): Renamed from -streamEof.
(-initWithFilePointer:fmode:): Use new mode ivar.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@367 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Andrew McCallum 1995-04-15 19:45:41 +00:00
parent 6a7ac0eb7e
commit d596d043fc
1 changed files with 26 additions and 12 deletions
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38
Source/StdioStream.m
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@ -1,5 +1,5 @@
/* Implementation of GNU Objective C stdio stream /* Implementation of GNU Objective C stdio stream
Copyright (C) 1994 Free Software Foundation, Inc. Copyright (C) 1994, 1995 Free Software Foundation, Inc.
Written by: R. Andrew McCallum <mccallum@gnu.ai.mit.edu> Written by: R. Andrew McCallum <mccallum@gnu.ai.mit.edu>
Date: July 1994 Date: July 1994
@ -26,6 +26,12 @@
#include <objects/Coder.h> #include <objects/Coder.h>
#include <stdarg.h> #include <stdarg.h>
enum {
STREAM_READONLY = 0,
STREAM_READWRITE,
STREAM_WRITEONLY
};
extern int extern int
objects_vscanf (void *stream, objects_vscanf (void *stream,
int (*inchar_func)(void*), int (*inchar_func)(void*),
@ -63,25 +69,25 @@ objects_vscanf (void *stream,
- initWithFilePointer: (FILE*)afp fmode: (const char *)mo - initWithFilePointer: (FILE*)afp fmode: (const char *)mo
{ {
int m;
#if 0 #if 0
/* xxx Is this portable? I don't think so. /* xxx Is this portable? I don't think so.
How do I find out if a FILE* is open for reading/writing? */ How do I find out if a FILE* is open for reading/writing?
I want to get rid of the "mode" instance variable. */
if (afp->_flag & _IOREAD) if (afp->_flag & _IOREAD)
m = STREAM_READONLY; mode = STREAM_READONLY;
else if (afp->_flag & _IOWRT) else if (afp->_flag & _IOWRT)
m = STREAM_WRITEONLY; mode = STREAM_WRITEONLY;
else else
m = STREAM_READWRITE; mode = STREAM_READWRITE;
#else #else
if (!strcmp(mo, "rw")) if (!strcmp(mo, "rw"))
m = STREAM_READWRITE; mode = STREAM_READWRITE;
else if (*mo == 'r') else if (*mo == 'r')
m = STREAM_READONLY; mode = STREAM_READONLY;
else if (*mo == 'w') else if (*mo == 'w')
m = STREAM_WRITEONLY; mode = STREAM_WRITEONLY;
#endif #endif
[super initWithMode:m]; [super init];
fp = afp; fp = afp;
return self; return self;
} }
@ -192,7 +198,7 @@ stdio_unchar_func(void *s, int c)
return ftell(fp); return ftell(fp);
} }
- (BOOL) streamEof - (BOOL) isAtEof
{ {
if (feof(fp)) if (feof(fp))
return YES; return YES;
@ -200,6 +206,14 @@ stdio_unchar_func(void *s, int c)
return NO; return NO;
} }
- (BOOL) isWritable
{
if (mode)
return YES;
else
return NO;
}
- (void) dealloc - (void) dealloc
{ {
fclose(fp); fclose(fp);
@ -211,7 +225,7 @@ stdio_unchar_func(void *s, int c)
[self notImplemented:_cmd]; [self notImplemented:_cmd];
} }
+ newWithCoder: (Coder*)aDecoder - initWithCoder: (Coder*)aDecoder
{ {
[self notImplemented:_cmd]; [self notImplemented:_cmd];
return self; return self;