CoreFW  Check-in [6893b9f5ab]

Overview
Comment:Rename eof to at_end.

This is more fitting as end of file is not really true for a socket.

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SHA3-256: 6893b9f5aba838c6b48d8b6b0ffbfe8118627baa1d151dbf5051329c30f8986a
User & Date: js on 2012-09-30 01:34:46
Other Links: manifest | tags
Context
2012-09-30
01:46
Add a few new string functions. check-in: 499faa2771 user: js tags: trunk
01:34
Rename eof to at_end. check-in: 6893b9f5ab user: js tags: trunk
01:10
Make glibc happy. check-in: f1c55cc298 user: js tags: trunk
Changes
Hide Diffs Side-by-Side Diffs Ignore Whitespace Patch

Modified src/file.c from [8363b05eea] to [7ba5522f8b].

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#endif

#define DEFAULT_MODE S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH

struct CFWFile {
	CFWStream stream;
	int fd;
	bool eof;
	bool at_end;
};

static int
parse_mode(const char *mode)
{
	if (!strcmp(mode, "r"))
		return O_RDONLY;
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static ssize_t
file_read(void *ptr, void *buf, size_t len)
{
	CFWFile *file = ptr;
	ssize_t ret;

	if ((ret = read(file->fd, buf, len)) == 0)
		file->eof = true;
		file->at_end = true;

	return ret;
}

static bool
file_write(void *ptr, const void *buf, size_t len)
{
	CFWFile *file = ptr;
	ssize_t ret;

	if ((ret = write(file->fd, buf, len)) < len)
		return false;

	return true;
}

static bool
file_eof(void *ptr)
file_at_end(void *ptr)
{
	CFWFile *file = ptr;

	return file->eof;
	return file->at_end;
}

static void
file_close(void *ptr)
{
	CFWFile *file = ptr;

	close(file->fd);
}

static struct cfw_stream_ops stream_ops = {
	.read = file_read,
	.write = file_write,
	.eof = file_eof,
	.at_end = file_at_end,
	.close = file_close
};

static bool
ctor(void *ptr, va_list args)
{
	CFWFile *file = ptr;
	const char *path = va_arg(args, const char*);
	const char *mode = va_arg(args, const char*);
	int flags;

	/* Make sure we have a valid file in case we error out */
	cfw_stream->ctor(ptr, args);
	file->eof = false;
	file->at_end = false;

	if ((flags = parse_mode(mode)) == -1)
		return false;

	if ((file->fd = open(path, flags, DEFAULT_MODE)) == -1)
		return false;
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		.obj = {
			.cls = &class,
			.ref_cnt = INT_MAX
		},
		.ops = &stream_ops
	},
	.fd = 0,
	.eof = false
	.at_end = false
};
static CFWFile cfw_stdout_ = {
	.stream = {
		.obj = {
			.cls = &class,
			.ref_cnt = INT_MAX
		},
		.ops = &stream_ops
	},
	.fd = 1,
	.eof = false
	.at_end = false
};
static CFWFile cfw_stderr_ = {
	.stream = {
		.obj = {
			.cls = &class,
			.ref_cnt = INT_MAX
		},
		.ops = &stream_ops
	},
	.fd = 2,
	.eof = false
	.at_end = false
};
CFWFile *cfw_stdin = &cfw_stdin_;
CFWFile *cfw_stdout = &cfw_stdout_;
CFWFile *cfw_stderr = &cfw_stderr_;

Modified src/stream.c from [c9268ffce9] to [316847ca63].

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	/* Read and see if we get a newline or \0 */

	if ((buf = malloc(BUFFER_SIZE)) == NULL)
		return NULL;

	for (;;) {
		if (stream->ops->eof(stream)) {
		if (stream->ops->at_end(stream)) {
			free(buf);

			if (stream->cache == NULL)
				return NULL;

			ret_len = stream->cache_len;
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	}

	free(tmp);
	return true;
}

bool
cfw_stream_eof(void *ptr)
cfw_stream_at_end(void *ptr)
{
	CFWStream *stream = ptr;

	if (stream == NULL || stream->ops == NULL)
		return true;

	if (stream->cache != NULL)
		return false;

	return stream->ops->eof(stream);
	return stream->ops->at_end(stream);
}

void
cfw_stream_close(void *ptr)
{
	CFWStream *stream = ptr;
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Modified src/stream.h from [677d5c6a56] to [bcb155f507].

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#include "class.h"
#include "object.h"
#include "string.h"

struct cfw_stream_ops {
	ssize_t (*read)(void*, void*, size_t);
	bool (*write)(void*, const void*, size_t);
	bool (*eof)(void*);
	bool (*at_end)(void*);
	void (*close)(void*);
};

typedef struct CFWStream {
	CFWObject obj;
	struct cfw_stream_ops *ops;
	char *cache;
	size_t cache_len;
} CFWStream;

extern CFWClass *cfw_stream;
extern ssize_t cfw_stream_read(void*, void*, size_t);
extern CFWString* cfw_stream_read_line(void*);
extern bool cfw_stream_write(void*, const void*, size_t);
extern bool cfw_stream_write_string(void*, const char*);
extern bool cfw_stream_write_line(void*, const char*);
extern bool cfw_stream_eof(void*);
extern bool cfw_stream_at_end(void*);
extern void cfw_stream_close(void*);
#endif

Modified src/tcpsocket.c from [cad757af38] to [ba08fae5df].

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#include "stream.h"
#include "tcpsocket.h"

struct CFWTCPSocket {
	CFWStream stream;
	int fd;
	bool eof;
	bool at_end;
};

static ssize_t
sock_read(void *ptr, void *buf, size_t len)
{
	CFWTCPSocket *sock = ptr;
	ssize_t ret;

	if ((ret = recv(sock->fd, buf, len, 0)) == 0)
		sock->eof = true;
		sock->at_end = true;

	return ret;
}

static bool
sock_write(void *ptr, const void *buf, size_t len)
{
	CFWTCPSocket *sock = ptr;
	ssize_t ret;

	if ((ret = send(sock->fd, buf, len, 0)) < len)
		return false;

	return true;
}

static bool
sock_eof(void *ptr)
sock_at_end(void *ptr)
{
	CFWTCPSocket *sock = ptr;

	return sock->eof;
	return sock->at_end;
}

static void
sock_close(void *ptr)
{
	CFWTCPSocket *sock = ptr;

	if (sock->fd != -1)
		close(sock->fd);
}

static struct cfw_stream_ops stream_ops = {
	.read = sock_read,
	.write = sock_write,
	.eof = sock_eof,
	.at_end = sock_at_end,
	.close = sock_close
};

static bool
ctor(void *ptr, va_list args)
{
	CFWTCPSocket *sock = ptr;

	cfw_stream->ctor(ptr, args);

	sock->fd = -1;
	sock->stream.ops = &stream_ops;
	sock->eof = false;
	sock->at_end = false;

	return true;
}

static void
dtor(void *ptr)
{
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