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main.c
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main.c
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/* $Id: main.c,v 1.270 2010/08/24 10:11:51 htrb Exp $ */
#define MAINPROGRAM
#include "fm.h"
#include <signal.h>
#include <setjmp.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>
#if defined(HAVE_WAITPID) || defined(HAVE_WAIT3)
#include <sys/wait.h>
#endif
#include <time.h>
#include "terms.h"
#include "myctype.h"
#include "regex.h"
#ifdef USE_M17N
#include "wc.h"
#include "wtf.h"
#ifdef USE_UNICODE
#include "ucs.h"
#endif
#endif
#ifdef USE_MOUSE
#ifdef USE_GPM
#include <gpm.h>
#endif /* USE_GPM */
#if defined(USE_GPM) || defined(USE_SYSMOUSE)
extern int do_getch();
#define getch() do_getch()
#endif /* defined(USE_GPM) || defined(USE_SYSMOUSE) */
#endif
#ifdef __MINGW32_VERSION
#include <winsock.h>
WSADATA WSAData;
#endif
#define DSTR_LEN 256
Hist *LoadHist;
Hist *SaveHist;
Hist *URLHist;
Hist *ShellHist;
Hist *TextHist;
typedef struct _Event {
int cmd;
void *data;
struct _Event *next;
} Event;
static Event *CurrentEvent = NULL;
static Event *LastEvent = NULL;
#ifdef USE_ALARM
static AlarmEvent DefaultAlarm = {
0, AL_UNSET, FUNCNAME_nulcmd, NULL
};
static AlarmEvent *CurrentAlarm = &DefaultAlarm;
static MySignalHandler SigAlarm(SIGNAL_ARG);
#endif
#ifdef SIGWINCH
static int need_resize_screen = FALSE;
static MySignalHandler resize_hook(SIGNAL_ARG);
static void resize_screen(void);
#endif
#ifdef SIGPIPE
static MySignalHandler SigPipe(SIGNAL_ARG);
#endif
#ifdef USE_MARK
static char *MarkString = NULL;
#endif
static char *SearchString = NULL;
int (*searchRoutine) (Buffer *, char *);
#ifndef __MINGW32_VERSION
JMP_BUF IntReturn;
#else
_JBTYPE IntReturn[_JBLEN];
#endif /* __MINGW32_VERSION */
static void delBuffer(Buffer *buf);
static void cmd_loadfile(char *path);
static void cmd_loadURL(char *url, ParsedURL *current, char *referer,
FormList *request);
static void cmd_loadBuffer(Buffer *buf, int prop, int linkid);
static void keyPressEventProc(int c);
int show_params_p = 0;
void show_params(FILE * fp);
static char *getCurWord(Buffer *buf, int *spos, int *epos);
static int display_ok = FALSE;
static void do_dump(Buffer *);
int prec_num = 0;
int prev_key = -1;
int on_target = 1;
static int add_download_list = FALSE;
void set_buffer_environ(Buffer *);
static void save_buffer_position(Buffer *buf);
static void _followForm(int);
static void _goLine(char *);
static void _newT(void);
static void followTab(TabBuffer * tab);
static void moveTab(TabBuffer * t, TabBuffer * t2, int right);
static void _nextA(int);
static void _prevA(int);
static int check_target = TRUE;
#define PREC_NUM (prec_num ? prec_num : 1)
#define PREC_LIMIT 10000
static int searchKeyNum(void);
#define help() fusage(stdout, 0)
#define usage() fusage(stderr, 1)
static void
fversion(FILE * f)
{
fprintf(f, "w3m version %s, options %s\n", w3m_version,
#if LANG == JA
"lang=ja"
#else
"lang=en"
#endif
#ifdef USE_M17N
",m17n"
#endif
#ifdef USE_IMAGE
",image"
#endif
#ifdef USE_COLOR
",color"
#ifdef USE_ANSI_COLOR
",ansi-color"
#endif
#endif
#ifdef USE_MOUSE
",mouse"
#ifdef USE_GPM
",gpm"
#endif
#ifdef USE_SYSMOUSE
",sysmouse"
#endif
#endif
#ifdef USE_MENU
",menu"
#endif
#ifdef USE_COOKIE
",cookie"
#endif
#ifdef USE_SSL
",ssl"
#ifdef USE_SSL_VERIFY
",ssl-verify"
#endif
#endif
#ifdef USE_EXTERNAL_URI_LOADER
",external-uri-loader"
#endif
#ifdef USE_W3MMAILER
",w3mmailer"
#endif
#ifdef USE_NNTP
",nntp"
#endif
#ifdef USE_GOPHER
",gopher"
#endif
#ifdef INET6
",ipv6"
#endif
#ifdef USE_ALARM
",alarm"
#endif
#ifdef USE_MARK
",mark"
#endif
#ifdef USE_MIGEMO
",migemo"
#endif
);
}
static void
fusage(FILE * f, int err)
{
fversion(f);
/* FIXME: gettextize? */
fprintf(f, "usage: w3m [options] [URL or filename]\noptions:\n");
fprintf(f, " -t tab set tab width\n");
fprintf(f, " -r ignore backspace effect\n");
fprintf(f, " -l line # of preserved line (default 10000)\n");
#ifdef USE_M17N
fprintf(f, " -I charset document charset\n");
fprintf(f, " -O charset display/output charset\n");
fprintf(f, " -e EUC-JP\n");
fprintf(f, " -s Shift_JIS\n");
fprintf(f, " -j JIS\n");
#endif
fprintf(f, " -B load bookmark\n");
fprintf(f, " -bookmark file specify bookmark file\n");
fprintf(f, " -T type specify content-type\n");
fprintf(f, " -m internet message mode\n");
fprintf(f, " -v visual startup mode\n");
#ifdef USE_COLOR
fprintf(f, " -M monochrome display\n");
#endif /* USE_COLOR */
fprintf(f,
" -N open URL of command line on each new tab\n");
fprintf(f, " -F automatically render frame\n");
fprintf(f,
" -cols width specify column width (used with -dump)\n");
fprintf(f,
" -ppc count specify the number of pixels per character (4.0...32.0)\n");
#ifdef USE_IMAGE
fprintf(f,
" -ppl count specify the number of pixels per line (4.0...64.0)\n");
#endif
fprintf(f, " -dump dump formatted page into stdout\n");
fprintf(f,
" -dump_head dump response of HEAD request into stdout\n");
fprintf(f, " -dump_source dump page source into stdout\n");
fprintf(f, " -dump_both dump HEAD and source into stdout\n");
fprintf(f,
" -dump_extra dump HEAD, source, and extra information into stdout\n");
fprintf(f, " -post file use POST method with file content\n");
fprintf(f, " -header string insert string as a header\n");
fprintf(f, " +<num> goto <num> line\n");
fprintf(f, " -num show line number\n");
fprintf(f, " -no-proxy don't use proxy\n");
#ifdef INET6
fprintf(f, " -4 IPv4 only (-o dns_order=4)\n");
fprintf(f, " -6 IPv6 only (-o dns_order=6)\n");
#endif
#ifdef USE_MOUSE
fprintf(f, " -no-mouse don't use mouse\n");
#endif /* USE_MOUSE */
#ifdef USE_COOKIE
fprintf(f,
" -cookie use cookie (-no-cookie: don't use cookie)\n");
#endif /* USE_COOKIE */
fprintf(f, " -graph use DEC special graphics for border of table and menu\n");
fprintf(f, " -no-graph use ACII character for border of table and menu\n");
fprintf(f, " -S squeeze multiple blank lines\n");
fprintf(f, " -W toggle wrap search mode\n");
fprintf(f, " -X don't use termcap init/deinit\n");
fprintf(f,
" -title[=TERM] set buffer name to terminal title string\n");
fprintf(f, " -o opt=value assign value to config option\n");
fprintf(f, " -show-option print all config options\n");
fprintf(f, " -config file specify config file\n");
fprintf(f, " -help print this usage message\n");
fprintf(f, " -version print w3m version\n");
fprintf(f, " -reqlog write request logfile\n");
fprintf(f, " -debug DO NOT USE\n");
if (show_params_p)
show_params(f);
exit(err);
}
#ifdef USE_M17N
#ifdef __EMX__
static char *getCodePage(void);
#endif
#endif
static GC_warn_proc orig_GC_warn_proc = NULL;
#define GC_WARN_KEEP_MAX (20)
static void
wrap_GC_warn_proc(char *msg, GC_word arg)
{
if (fmInitialized) {
/* *INDENT-OFF* */
static struct {
char *msg;
GC_word arg;
} msg_ring[GC_WARN_KEEP_MAX];
/* *INDENT-ON* */
static int i = 0;
static int n = 0;
static int lock = 0;
int j;
j = (i + n) % (sizeof(msg_ring) / sizeof(msg_ring[0]));
msg_ring[j].msg = msg;
msg_ring[j].arg = arg;
if (n < sizeof(msg_ring) / sizeof(msg_ring[0]))
++n;
else
++i;
if (!lock) {
lock = 1;
for (; n > 0; --n, ++i) {
i %= sizeof(msg_ring) / sizeof(msg_ring[0]);
printf(msg_ring[i].msg, (unsigned long)msg_ring[i].arg);
sleep_till_anykey(1, 1);
}
lock = 0;
}
}
else if (orig_GC_warn_proc)
orig_GC_warn_proc(msg, arg);
else
fprintf(stderr, msg, (unsigned long)arg);
}
#ifdef SIGCHLD
static void
sig_chld(int signo)
{
int p_stat;
pid_t pid;
#ifdef HAVE_WAITPID
while ((pid = waitpid(-1, &p_stat, WNOHANG)) > 0)
#elif HAVE_WAIT3
while ((pid = wait3(&p_stat, WNOHANG, NULL)) > 0)
#else
if ((pid = wait(&p_stat)) > 0)
#endif
{
DownloadList *d;
if (WIFEXITED(p_stat)) {
for (d = FirstDL; d != NULL; d = d->next) {
if (d->pid == pid) {
d->err = WEXITSTATUS(p_stat);
break;
}
}
}
}
mySignal(SIGCHLD, sig_chld);
return;
}
#endif
Str
make_optional_header_string(char *s)
{
char *p;
Str hs;
if (strchr(s, '\n') || strchr(s, '\r'))
return NULL;
for (p = s; *p && *p != ':'; p++) ;
if (*p != ':' || p == s)
return NULL;
hs = Strnew_size(strlen(s) + 3);
Strcopy_charp_n(hs, s, p - s);
if (!Strcasecmp_charp(hs, "content-type"))
override_content_type = TRUE;
Strcat_charp(hs, ": ");
if (*(++p)) { /* not null header */
SKIP_BLANKS(p); /* skip white spaces */
Strcat_charp(hs, p);
}
Strcat_charp(hs, "\r\n");
return hs;
}
int
main(int argc, char **argv, char **envp)
{
Buffer *newbuf = NULL;
char *p, c;
int i;
InputStream redin;
char *line_str = NULL;
char **load_argv;
FormList *request;
int load_argc = 0;
int load_bookmark = FALSE;
int visual_start = FALSE;
int open_new_tab = FALSE;
char search_header = FALSE;
char *default_type = NULL;
char *post_file = NULL;
Str err_msg;
#ifdef USE_M17N
char *Locale = NULL;
wc_uint8 auto_detect;
#ifdef __EMX__
wc_ces CodePage;
#endif
#endif
GC_INIT();
#if defined(ENABLE_NLS) || (defined(USE_M17N) && defined(HAVE_LANGINFO_CODESET))
setlocale(LC_ALL, "");
#endif
#ifdef ENABLE_NLS
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
#endif
#ifndef HAVE_SYS_ERRLIST
prepare_sys_errlist();
#endif /* not HAVE_SYS_ERRLIST */
NO_proxy_domains = newTextList();
fileToDelete = newTextList();
load_argv = New_N(char *, argc - 1);
load_argc = 0;
CurrentDir = currentdir();
CurrentPid = (int)getpid();
BookmarkFile = NULL;
config_file = NULL;
/* argument search 1 */
for (i = 1; i < argc; i++) {
if (*argv[i] == '-') {
if (!strcmp("-config", argv[i])) {
argv[i] = "-dummy";
if (++i >= argc)
usage();
config_file = argv[i];
argv[i] = "-dummy";
}
else if (!strcmp("-h", argv[i]) || !strcmp("-help", argv[i]))
help();
else if (!strcmp("-V", argv[i]) || !strcmp("-version", argv[i])) {
fversion(stdout);
exit(0);
}
}
}
#ifdef USE_M17N
if (non_null(Locale = getenv("LC_ALL")) ||
non_null(Locale = getenv("LC_CTYPE")) ||
non_null(Locale = getenv("LANG"))) {
DisplayCharset = wc_guess_locale_charset(Locale, DisplayCharset);
DocumentCharset = wc_guess_locale_charset(Locale, DocumentCharset);
SystemCharset = wc_guess_locale_charset(Locale, SystemCharset);
}
#ifdef __EMX__
CodePage = wc_guess_charset(getCodePage(), 0);
if (CodePage)
DisplayCharset = DocumentCharset = SystemCharset = CodePage;
#endif
#endif
/* initializations */
init_rc();
LoadHist = newHist();
SaveHist = newHist();
ShellHist = newHist();
TextHist = newHist();
URLHist = newHist();
#ifdef USE_M17N
if (FollowLocale && Locale) {
DisplayCharset = wc_guess_locale_charset(Locale, DisplayCharset);
SystemCharset = wc_guess_locale_charset(Locale, SystemCharset);
}
auto_detect = WcOption.auto_detect;
BookmarkCharset = DocumentCharset;
#endif
if (!non_null(HTTP_proxy) &&
((p = getenv("HTTP_PROXY")) ||
(p = getenv("http_proxy")) || (p = getenv("HTTP_proxy"))))
HTTP_proxy = p;
#ifdef USE_SSL
if (!non_null(HTTPS_proxy) &&
((p = getenv("HTTPS_PROXY")) ||
(p = getenv("https_proxy")) || (p = getenv("HTTPS_proxy"))))
HTTPS_proxy = p;
if (HTTPS_proxy == NULL && non_null(HTTP_proxy))
HTTPS_proxy = HTTP_proxy;
#endif /* USE_SSL */
#ifdef USE_GOPHER
if (!non_null(GOPHER_proxy) &&
((p = getenv("GOPHER_PROXY")) ||
(p = getenv("gopher_proxy")) || (p = getenv("GOPHER_proxy"))))
GOPHER_proxy = p;
#endif /* USE_GOPHER */
if (!non_null(FTP_proxy) &&
((p = getenv("FTP_PROXY")) ||
(p = getenv("ftp_proxy")) || (p = getenv("FTP_proxy"))))
FTP_proxy = p;
if (!non_null(NO_proxy) &&
((p = getenv("NO_PROXY")) ||
(p = getenv("no_proxy")) || (p = getenv("NO_proxy"))))
NO_proxy = p;
#ifdef USE_NNTP
if (!non_null(NNTP_server) && (p = getenv("NNTPSERVER")) != NULL)
NNTP_server = p;
if (!non_null(NNTP_mode) && (p = getenv("NNTPMODE")) != NULL)
NNTP_mode = p;
#endif
if (!non_null(Editor) && (p = getenv("EDITOR")) != NULL)
Editor = p;
if (!non_null(Mailer) && (p = getenv("MAILER")) != NULL)
Mailer = p;
/* argument search 2 */
i = 1;
while (i < argc) {
if (*argv[i] == '-') {
if (!strcmp("-t", argv[i])) {
if (++i >= argc)
usage();
if (atoi(argv[i]) > 0)
Tabstop = atoi(argv[i]);
}
else if (!strcmp("-r", argv[i]))
ShowEffect = FALSE;
else if (!strcmp("-l", argv[i])) {
if (++i >= argc)
usage();
if (atoi(argv[i]) > 0)
PagerMax = atoi(argv[i]);
}
#ifdef USE_M17N
else if (!strcmp("-s", argv[i]))
DisplayCharset = WC_CES_SHIFT_JIS;
else if (!strcmp("-j", argv[i]))
DisplayCharset = WC_CES_ISO_2022_JP;
else if (!strcmp("-e", argv[i]))
DisplayCharset = WC_CES_EUC_JP;
else if (!strncmp("-I", argv[i], 2)) {
if (argv[i][2] != '\0')
p = argv[i] + 2;
else {
if (++i >= argc)
usage();
p = argv[i];
}
DocumentCharset = wc_guess_charset_short(p, DocumentCharset);
WcOption.auto_detect = WC_OPT_DETECT_OFF;
UseContentCharset = FALSE;
}
else if (!strncmp("-O", argv[i], 2)) {
if (argv[i][2] != '\0')
p = argv[i] + 2;
else {
if (++i >= argc)
usage();
p = argv[i];
}
DisplayCharset = wc_guess_charset_short(p, DisplayCharset);
}
#endif
else if (!strcmp("-graph", argv[i]))
UseGraphicChar = GRAPHIC_CHAR_DEC;
else if (!strcmp("-no-graph", argv[i]))
UseGraphicChar = GRAPHIC_CHAR_ASCII;
else if (!strcmp("-T", argv[i])) {
if (++i >= argc)
usage();
DefaultType = default_type = argv[i];
}
else if (!strcmp("-m", argv[i]))
SearchHeader = search_header = TRUE;
else if (!strcmp("-v", argv[i]))
visual_start = TRUE;
else if (!strcmp("-N", argv[i]))
open_new_tab = TRUE;
#ifdef USE_COLOR
else if (!strcmp("-M", argv[i]))
useColor = FALSE;
#endif /* USE_COLOR */
else if (!strcmp("-B", argv[i]))
load_bookmark = TRUE;
else if (!strcmp("-bookmark", argv[i])) {
if (++i >= argc)
usage();
BookmarkFile = argv[i];
if (BookmarkFile[0] != '~' && BookmarkFile[0] != '/') {
Str tmp = Strnew_charp(CurrentDir);
if (Strlastchar(tmp) != '/')
Strcat_char(tmp, '/');
Strcat_charp(tmp, BookmarkFile);
BookmarkFile = cleanupName(tmp->ptr);
}
}
else if (!strcmp("-F", argv[i]))
RenderFrame = TRUE;
else if (!strcmp("-W", argv[i])) {
if (WrapDefault)
WrapDefault = FALSE;
else
WrapDefault = TRUE;
}
else if (!strcmp("-dump", argv[i]))
w3m_dump = DUMP_BUFFER;
else if (!strcmp("-dump_source", argv[i]))
w3m_dump = DUMP_SOURCE;
else if (!strcmp("-dump_head", argv[i]))
w3m_dump = DUMP_HEAD;
else if (!strcmp("-dump_both", argv[i]))
w3m_dump = (DUMP_HEAD | DUMP_SOURCE);
else if (!strcmp("-dump_extra", argv[i]))
w3m_dump = (DUMP_HEAD | DUMP_SOURCE | DUMP_EXTRA);
else if (!strcmp("-halfdump", argv[i]))
w3m_dump = DUMP_HALFDUMP;
else if (!strcmp("-halfload", argv[i])) {
w3m_dump = 0;
w3m_halfload = TRUE;
DefaultType = default_type = "text/html";
}
else if (!strcmp("-backend", argv[i])) {
w3m_backend = TRUE;
}
else if (!strcmp("-backend_batch", argv[i])) {
w3m_backend = TRUE;
if (++i >= argc)
usage();
if (!backend_batch_commands)
backend_batch_commands = newTextList();
pushText(backend_batch_commands, argv[i]);
}
else if (!strcmp("-cols", argv[i])) {
if (++i >= argc)
usage();
COLS = atoi(argv[i]);
if (COLS > MAXIMUM_COLS) {
COLS = MAXIMUM_COLS;
}
}
else if (!strcmp("-ppc", argv[i])) {
double ppc;
if (++i >= argc)
usage();
ppc = atof(argv[i]);
if (ppc >= MINIMUM_PIXEL_PER_CHAR &&
ppc <= MAXIMUM_PIXEL_PER_CHAR) {
pixel_per_char = ppc;
set_pixel_per_char = TRUE;
}
}
#ifdef USE_IMAGE
else if (!strcmp("-ppl", argv[i])) {
double ppc;
if (++i >= argc)
usage();
ppc = atof(argv[i]);
if (ppc >= MINIMUM_PIXEL_PER_CHAR &&
ppc <= MAXIMUM_PIXEL_PER_CHAR * 2) {
pixel_per_line = ppc;
set_pixel_per_line = TRUE;
}
}
#endif
else if (!strcmp("-num", argv[i]))
showLineNum = TRUE;
else if (!strcmp("-no-proxy", argv[i]))
use_proxy = FALSE;
#ifdef INET6
else if (!strcmp("-4", argv[i]) || !strcmp("-6", argv[i]))
set_param_option(Sprintf("dns_order=%c", argv[i][1])->ptr);
#endif
else if (!strcmp("-post", argv[i])) {
if (++i >= argc)
usage();
post_file = argv[i];
}
else if (!strcmp("-header", argv[i])) {
Str hs;
if (++i >= argc)
usage();
if ((hs = make_optional_header_string(argv[i])) != NULL) {
if (header_string == NULL)
header_string = hs;
else
Strcat(header_string, hs);
}
while (argv[i][0]) {
argv[i][0] = '\0';
argv[i]++;
}
}
#ifdef USE_MOUSE
else if (!strcmp("-no-mouse", argv[i])) {
use_mouse = FALSE;
}
#endif /* USE_MOUSE */
#ifdef USE_COOKIE
else if (!strcmp("-no-cookie", argv[i])) {
use_cookie = FALSE;
accept_cookie = FALSE;
}
else if (!strcmp("-cookie", argv[i])) {
use_cookie = TRUE;
accept_cookie = TRUE;
}
#endif /* USE_COOKIE */
else if (!strcmp("-S", argv[i]))
squeezeBlankLine = TRUE;
else if (!strcmp("-X", argv[i]))
Do_not_use_ti_te = TRUE;
else if (!strcmp("-title", argv[i]))
displayTitleTerm = getenv("TERM");
else if (!strncmp("-title=", argv[i], 7))
displayTitleTerm = argv[i] + 7;
else if (!strcmp("-o", argv[i]) ||
!strcmp("-show-option", argv[i])) {
if (!strcmp("-show-option", argv[i]) || ++i >= argc ||
!strcmp(argv[i], "?")) {
show_params(stdout);
exit(0);
}
if (!set_param_option(argv[i])) {
/* option set failed */
/* FIXME: gettextize? */
fprintf(stderr, "%s: bad option\n", argv[i]);
show_params_p = 1;
usage();
}
}
else if (!strcmp("-dummy", argv[i])) {
/* do nothing */
}
else if (!strcmp("-debug", argv[i])) {
w3m_debug = TRUE;
}
else if (!strcmp("-reqlog",argv[i])) {
w3m_reqlog=rcFile("request.log");
}
else {
usage();
}
}
else if (*argv[i] == '+') {
line_str = argv[i] + 1;
}
else {
load_argv[load_argc++] = argv[i];
}
i++;
}
#ifdef __WATT32__
if (w3m_debug)
dbug_init();
sock_init();
#endif
#ifdef __MINGW32_VERSION
{
int err;
WORD wVerReq;
wVerReq = MAKEWORD(1, 1);
err = WSAStartup(wVerReq, &WSAData);
if (err != 0)
{
fprintf(stderr, "Can't find winsock\n");
return 1;
}
_fmode = _O_BINARY;
}
#endif
FirstTab = NULL;
LastTab = NULL;
nTab = 0;
CurrentTab = NULL;
CurrentKey = -1;
if (BookmarkFile == NULL)
BookmarkFile = rcFile(BOOKMARK);
if (!isatty(1) && !w3m_dump) {
/* redirected output */
w3m_dump = DUMP_BUFFER;
}
if (w3m_dump) {
if (COLS == 0)
COLS = DEFAULT_COLS;
}
#ifdef USE_BINMODE_STREAM
setmode(fileno(stdout), O_BINARY);
#endif
if (!w3m_dump && !w3m_backend) {
fmInit();
#ifdef SIGWINCH
mySignal(SIGWINCH, resize_hook);
#else /* not SIGWINCH */
setlinescols();
setupscreen();
#endif /* not SIGWINCH */
}
#ifdef USE_IMAGE
else if (w3m_halfdump && displayImage)
activeImage = TRUE;
#endif
sync_with_option();
#ifdef USE_COOKIE
initCookie();
#endif /* USE_COOKIE */
#ifdef USE_HISTORY
if (UseHistory)
loadHistory(URLHist);
#endif /* not USE_HISTORY */
#ifdef USE_M17N
wtf_init(DocumentCharset, DisplayCharset);
/* if (w3m_dump)
* WcOption.pre_conv = WC_TRUE;
*/
#endif
if (w3m_backend)
backend();
if (w3m_dump)
mySignal(SIGINT, SIG_IGN);
#ifdef SIGCHLD
mySignal(SIGCHLD, sig_chld);
#endif
#ifdef SIGPIPE
mySignal(SIGPIPE, SigPipe);
#endif
orig_GC_warn_proc = GC_set_warn_proc(wrap_GC_warn_proc);
err_msg = Strnew();
if (load_argc == 0) {
/* no URL specified */
if (!isatty(0)) {
redin = newFileStream(fdopen(dup(0), "rb"), (void (*)())pclose);
newbuf = openGeneralPagerBuffer(redin);
dup2(1, 0);
}
else if (load_bookmark) {
newbuf = loadGeneralFile(BookmarkFile, NULL, NO_REFERER, 0, NULL);
if (newbuf == NULL)
Strcat_charp(err_msg, "w3m: Can't load bookmark.\n");
}
else if (visual_start) {
/* FIXME: gettextize? */
Str s_page;
s_page =
Strnew_charp
("<title>W3M startup page</title><center><b>Welcome to ");
Strcat_charp(s_page, "<a href='http://w3m.sourceforge.net/'>");
Strcat_m_charp(s_page,
"w3m</a>!<p><p>This is w3m version ",
w3m_version,
"<br>Written by <a href='mailto:aito@fw.ipsj.or.jp'>Akinori Ito</a>",
NULL);
newbuf = loadHTMLString(s_page);
if (newbuf == NULL)
Strcat_charp(err_msg, "w3m: Can't load string.\n");
else if (newbuf != NO_BUFFER)
newbuf->bufferprop |= (BP_INTERNAL | BP_NO_URL);
}
else if ((p = getenv("HTTP_HOME")) != NULL ||
(p = getenv("WWW_HOME")) != NULL) {
newbuf = loadGeneralFile(p, NULL, NO_REFERER, 0, NULL);
if (newbuf == NULL)
Strcat(err_msg, Sprintf("w3m: Can't load %s.\n", p));
else if (newbuf != NO_BUFFER)
pushHashHist(URLHist, parsedURL2Str(&newbuf->currentURL)->ptr);
}
else {
if (fmInitialized)
fmTerm();
usage();
}
if (newbuf == NULL) {
if (fmInitialized)
fmTerm();
if (err_msg->length)
fprintf(stderr, "%s", err_msg->ptr);
w3m_exit(2);
}
i = -1;
}
else {
i = 0;
}
for (; i < load_argc; i++) {
if (i >= 0) {
SearchHeader = search_header;
DefaultType = default_type;
if (w3m_dump == DUMP_HEAD) {
request = New(FormList);
request->method = FORM_METHOD_HEAD;
newbuf =
loadGeneralFile(load_argv[i], NULL, NO_REFERER, 0,
request);
}
else {
if (post_file && i == 0) {
FILE *fp;
Str body;
if (!strcmp(post_file, "-"))
fp = stdin;
else
fp = fopen(post_file, "r");
if (fp == NULL) {
/* FIXME: gettextize? */
Strcat(err_msg,
Sprintf("w3m: Can't open %s.\n", post_file));
continue;
}
body = Strfgetall(fp);
if (fp != stdin)
fclose(fp);
request =
newFormList(NULL, "post", NULL, NULL, NULL, NULL,
NULL);
request->body = body->ptr;
request->boundary = NULL;
request->length = body->length;
}
else {
request = NULL;
}
newbuf =
loadGeneralFile(load_argv[i], NULL, NO_REFERER, 0,
request);
}
if (newbuf == NULL) {
/* FIXME: gettextize? */
Strcat(err_msg,
Sprintf("w3m: Can't load %s.\n", load_argv[i]));
continue;
}
else if (newbuf == NO_BUFFER)
continue;
switch (newbuf->real_scheme) {
case SCM_MAILTO:
break;
case SCM_LOCAL:
case SCM_LOCAL_CGI:
unshiftHist(LoadHist, conv_from_system(load_argv[i]));
default:
pushHashHist(URLHist, parsedURL2Str(&newbuf->currentURL)->ptr);
break;
}
}
else if (newbuf == NO_BUFFER)
continue;
if (newbuf->pagerSource ||
(newbuf->real_scheme == SCM_LOCAL && newbuf->header_source &&
newbuf->currentURL.file && strcmp(newbuf->currentURL.file, "-")))
newbuf->search_header = search_header;
if (CurrentTab == NULL) {
FirstTab = LastTab = CurrentTab = newTab();
nTab = 1;
Firstbuf = Currentbuf = newbuf;
}
else if (open_new_tab) {
_newT();
Currentbuf->nextBuffer = newbuf;
delBuffer(Currentbuf);
}
else {
Currentbuf->nextBuffer = newbuf;
Currentbuf = newbuf;
}
if (!w3m_dump || w3m_dump == DUMP_BUFFER) {
if (Currentbuf->frameset != NULL && RenderFrame)
rFrame();
}
if (w3m_dump)
do_dump(Currentbuf);
else {
Currentbuf = newbuf;
#ifdef USE_BUFINFO
saveBufferInfo();
#endif
}
}
if (w3m_dump) {
if (err_msg->length)
fprintf(stderr, "%s", err_msg->ptr);
#ifdef USE_COOKIE
save_cookies();
#endif /* USE_COOKIE */
w3m_exit(0);
}
if (add_download_list) {
add_download_list = FALSE;
CurrentTab = LastTab;
if (!FirstTab) {
FirstTab = LastTab = CurrentTab = newTab();