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[w3m-dev 03559] Re: use select instead of signal for loading images

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* fm.h (Buffer): add image_loaded
* image.c (W3M_SIGIMG): deleted
	(image_lock): deleted
	(need_load_image): deleted
	(load_image_handler): deleted
	(load_image_next): deleted
	(getAllImage): check image_loaded
	(loadImage): delete image_lock
		delete IMG_FLAG_NEXT
* main.c (main): check image_loaded
* proto.h (sleep_till_anykey): return int
* terms.c (sleep_till_anykey): return int
From: Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
This commit is contained in:
Fumitoshi UKAI
2002-12-11 15:07:53 +00:00
parent 96c21a2169
commit 69d9bff231
6 changed files with 51 additions and 77 deletions
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ChangeLog
+17 -1
View File
@@ -1,3 +1,19 @@
2002-12-12 Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
* [w3m-dev 03559] Re: use select instead of signal for loading images
* fm.h (Buffer): add image_loaded
* image.c (W3M_SIGIMG): deleted
(image_lock): deleted
(need_load_image): deleted
(load_image_handler): deleted
(load_image_next): deleted
(getAllImage): check image_loaded
(loadImage): delete image_lock
delete IMG_FLAG_NEXT
* main.c (main): check image_loaded
* proto.h (sleep_till_anykey): return int
* terms.c (sleep_till_anykey): return int
2002-12-12 Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
* [w3m-dev 03558] long title is displayed over tab region
@@ -5721,4 +5737,4 @@ a * [w3m-dev 03276] compile error on EWS4800
* release-0-2-1
* import w3m-0.2.1
$Id: ChangeLog,v 1.612 2002/12/11 15:03:06 ukai Exp $
$Id: ChangeLog,v 1.613 2002/12/11 15:07:53 ukai Exp $
fm.h
+2 -1
View File
@@ -1,4 +1,4 @@
/* $Id: fm.h,v 1.95 2002/12/10 15:51:14 ukai Exp $ */
/* $Id: fm.h,v 1.96 2002/12/11 15:07:53 ukai Exp $ */
/*
* w3m: WWW wo Miru utility
*
@@ -458,6 +458,7 @@ typedef struct _Buffer {
char *ssl_certificate;
#endif
char image_flag;
char image_loaded;
char need_reshape;
Anchor *submit;
struct _BufferPos *undo;
image.c
+17 -62
View File
@@ -1,4 +1,4 @@
/* $Id: image.c,v 1.21 2002/11/27 16:46:34 ukai Exp $ */
/* $Id: image.c,v 1.22 2002/12/11 15:07:53 ukai Exp $ */
#include "fm.h"
#include <sys/types.h>
@@ -12,10 +12,6 @@
#ifdef USE_IMAGE
#ifndef W3M_SIGIMG
#define W3M_SIGIMG (SIGUSR1)
#endif
static int image_index = 0;
/* display image */
@@ -276,25 +272,6 @@ static Hash_sv *image_hash = NULL;
static Hash_sv *image_file = NULL;
static GeneralList *image_list = NULL;
static ImageCache **image_cache = NULL;
static char *image_lock = NULL;
static int need_load_image = FALSE;
static MySignalHandler
load_image_handler(SIGNAL_ARG)
{
need_load_image = TRUE;
signal(W3M_SIGIMG, load_image_handler);
SIGNAL_RETURN;
}
static MySignalHandler
load_image_next(SIGNAL_ARG)
{
need_load_image = TRUE;
signal(W3M_SIGIMG, load_image_handler);
loadImage(IMG_FLAG_NEXT);
SIGNAL_RETURN;
}
void
deleteImage(Buffer *buf)
@@ -328,13 +305,18 @@ getAllImage(Buffer *buf)
if (!buf)
return;
buf->image_loaded = TRUE;
al = buf->img;
if (!al)
return;
current = baseURL(buf);
for (i = 0, a = al->anchors; i < al->nanchor; i++, a++) {
if (a->image)
if (a->image) {
a->image->cache = getImage(a->image, current, buf->image_flag);
if (a->image->cache &&
a->image->cache->loaded == IMG_FLAG_UNLOADED)
buf->image_loaded = FALSE;
}
}
}
@@ -401,14 +383,11 @@ loadImage(int flag)
}
image_list = NULL;
image_file = NULL;
if (image_lock)
unlink(image_lock);
need_load_image = FALSE;
n_load_image = maxLoadImage;
return;
}
if (need_load_image) {
{
int draw = FALSE;
for (i = 0; i < n_load_image; i++) {
cache = image_cache[i];
@@ -432,7 +411,7 @@ loadImage(int flag)
if (!stat(cache->file, &st)) {
cache->loaded = IMG_FLAG_LOADED;
if (getImageSize(cache)) {
if (flag == IMG_FLAG_NEXT && CurrentTab && Currentbuf)
if (CurrentTab && Currentbuf)
Currentbuf->need_reshape = TRUE;
}
draw = TRUE;
@@ -442,17 +421,12 @@ loadImage(int flag)
unlink(cache->touch);
image_cache[i] = NULL;
}
if (flag == IMG_FLAG_NEXT && draw)
if (draw && CurrentTab && Currentbuf) {
drawImage();
if (CurrentTab && Currentbuf)
showImageProgress(Currentbuf);
}
}
if (image_lock)
unlink(image_lock);
need_load_image = FALSE;
signal(W3M_SIGIMG, load_image_handler);
if (!image_list)
return;
for (i = 0; i < n_load_image; i++) {
@@ -463,7 +437,7 @@ loadImage(int flag)
if (!cache) {
for (i = 0; i < n_load_image; i++) {
if (image_cache[i])
goto load_image_end;
return;
}
image_list = NULL;
image_file = NULL;
@@ -476,17 +450,9 @@ loadImage(int flag)
}
image_cache[i] = cache;
if (!image_lock) {
image_lock = tmpfname(TMPF_DFL, ".lock")->ptr;
pushText(fileToDelete, image_lock);
}
flush_tty();
if ((cache->pid = fork()) == 0) {
Buffer *b;
#if !(defined(HAVE_SYMLINK) && defined(HAVE_LSTAT))
FILE *f;
#endif
reset_signals();
signal(SIGINT, SIG_IGN);
close_tty();
@@ -498,21 +464,13 @@ loadImage(int flag)
unlink(cache->file);
#if defined(HAVE_SYMLINK) && defined(HAVE_LSTAT)
symlink(cache->file, cache->touch);
if (lstat(image_lock, &st)) {
if (symlink(cache->file, image_lock))
exit(0);
#else
f = fopen(cache->touch, "w");
if (f)
fclose(f);
if (stat(image_lock, &st)) {
f = fopen(image_lock, "w");
if (!f)
exit(0);
fclose(f);
#endif
kill(getppid(), W3M_SIGIMG);
{
FILE *f = fopen(cache->touch, "w");
if (f)
fclose(f);
}
#endif
exit(0);
}
else if (cache->pid < 0) {
@@ -520,9 +478,6 @@ loadImage(int flag)
return;
}
}
load_image_end:
if (flag == IMG_FLAG_NEXT)
signal(W3M_SIGIMG, load_image_next);
}
ImageCache *
main.c
+7 -7
View File
@@ -1,4 +1,4 @@
/* $Id: main.c,v 1.166 2002/12/10 15:53:03 ukai Exp $ */
/* $Id: main.c,v 1.167 2002/12/11 15:07:53 ukai Exp $ */
#define MAINPROGRAM
#include "fm.h"
#include <signal.h>
@@ -1039,14 +1039,14 @@ main(int argc, char **argv, char **envp)
signal(SIGWINCH, resize_handler);
#endif
#ifdef USE_IMAGE
if (activeImage && displayImage)
loadImage(IMG_FLAG_NEXT);
if (activeImage && displayImage && Currentbuf->img &&
!Currentbuf->image_loaded) {
do {
loadImage(IMG_FLAG_NEXT);
} while (sleep_till_anykey(1, 0) <= 0);
}
#endif
c = getch();
#ifdef USE_IMAGE
if (activeImage && displayImage)
loadImage(IMG_FLAG_START);
#endif
#ifdef SIGWINCH
signal(SIGWINCH, resize_hook);
#endif
proto.h
+2 -2
View File
@@ -1,4 +1,4 @@
/* $Id: proto.h,v 1.68 2002/12/10 15:51:15 ukai Exp $ */
/* $Id: proto.h,v 1.69 2002/12/11 15:07:53 ukai Exp $ */
/*
* This file was automatically generated by version 1.7 of cextract.
* Manual editing not recommended.
@@ -472,7 +472,7 @@ extern void flush_tty(void);
extern void toggle_stand(void);
extern char getch(void);
extern void bell(void);
extern void sleep_till_anykey(int sec, int purge);
extern int sleep_till_anykey(int sec, int purge);
#ifdef USE_IMAGE
extern void touch_cursor();
#endif
terms.c
+6 -4
View File
@@ -1,4 +1,4 @@
/* $Id: terms.c,v 1.40 2002/12/04 16:38:54 ukai Exp $ */
/* $Id: terms.c,v 1.41 2002/12/11 15:07:53 ukai Exp $ */
/*
* An original curses library for EUC-kanji by Akinori ITO, December 1989
* revised by Akinori ITO, January 1995
@@ -1962,12 +1962,12 @@ skip_escseq(void)
}
}
void
int
sleep_till_anykey(int sec, int purge)
{
fd_set rfd;
struct timeval tim;
int er, c;
int er, c, ret;
TerminalMode ioval;
TerminalGet(tty, &ioval);
@@ -1979,7 +1979,8 @@ sleep_till_anykey(int sec, int purge)
FD_ZERO(&rfd);
FD_SET(tty, &rfd);
if (select(tty + 1, &rfd, 0, 0, &tim) > 0 && purge) {
ret = select(tty + 1, &rfd, 0, 0, &tim);
if (ret > 0 && purge) {
c = getch();
if (c == ESC_CODE)
skip_escseq();
@@ -1989,6 +1990,7 @@ sleep_till_anykey(int sec, int purge)
printf("Error occured: errno=%d\n", errno);
reset_exit(SIGNAL_ARGLIST);
}
return ret;
}
#ifdef USE_MOUSE