示例#1
0
文件: print.c 项目: nysan/alpine
/*----------------------------------------------------------------------
     Close printer
  
  If we're piping to a spooler close down the pipe and wait for the process
to finish. If we're sending to an attached printer send the escape sequence.
Also let the user know the result of the print
 ----*/
void
close_printer(void)
{
#ifndef _WINDOWS
    if(trailer){
	if(*trailer)
	  fputs(trailer, ps_global->print->fp);

	fs_give((void **)&trailer);
    }

    if(ps_global->print->fp == stdout) {
	if(ansi_off)
          fputs("\033[4i", stdout);
	else
	  printf("%c", 20); /* aux off for wyse60 */

        fflush(stdout);
	if(F_OFF(F_PRESERVE_START_STOP, ps_global))
	  xonxoff_proc(0);			/* turn off XON/XOFF */

	crlf_proc(0);				/* turn off CF->LF xlantion */
    } else {
	(void) close_system_pipe(&ps_global->print->pipe, NULL, pipe_callback);
	display_output_file(ps_global->print->result, "PRINT", NULL, 1);
	if(ps_global->print && ps_global->print->result)
	  fs_give((void **) &ps_global->print->result);
    }
#else /* _WINDOWS */
    mswin_print_done();
#endif /* _WINDOWS */

    if(ps_global->print)
      fs_give((void **) &ps_global->print);

    q_status_message(SM_ASYNC, 0, 3, "Print command completed");
    display_message('x');
}
示例#2
0
/* ----------------------------------------------------------------------
   Execute the given mailcap command

  Args: cmd           -- the command to execute
	image_file    -- the file the data is in
	needsterminal -- does this command want to take over the terminal?
  ----*/
void
exec_mailcap_cmd(MCAP_CMD_S *mc_cmd, char *image_file, int needsterminal)
{
#ifdef _WINDOWS
    STARTUPINFO		start_info;
    PROCESS_INFORMATION	proc_info;
    WINHAND		childProcess;
    int			success = 0;
    char               *cmd;
    LPTSTR              image_file_lpt = NULL;
    LPTSTR              cmd_lpt = NULL;

    /* no special handling yet, but could be used to replace '*' hack */
    if(mc_cmd)
      cmd = mc_cmd->command;
    else
      return;

    dprint((9, "run_viewer: command=%s\n", cmd ? cmd : "?")) ;

    if(image_file)
      image_file_lpt = utf8_to_lptstr(image_file);

    /* Set to READONLY so the viewer can't try to edit it and keep it around */
    if(image_file_lpt)
      SetFileAttributes(image_file_lpt, FILE_ATTRIBUTE_READONLY);

    if(*cmd == '*' || (*cmd == '\"' && *(cmd+1) == '*')){
	/*
	 * It has been asked that there be the ability to do an 
	 * "Open With..." on attachments like you can from the
	 * Windows file browser.  After looking into this, it
	 * seems that the only way to do this would be through
	 * an undocumented hack.  Here, we would pass "openas" as
	 * the verb to mswin_shell_exec (also some changes in
	 * mswin_shell_exec).  Since this is the delicate world
	 * of attachment handling, it seems right not to rely on
	 * a hack.  The interface wouldn't be too clean anyways,
	 * as we would have to download the attachment only to
	 * display the "Open With..." dialog.  Go figure, some
	 * things Microsoft just wants to keep to themselves.
	 */

    /*
     * 2/1/2007. No idea when the above comment was written, but it is
     *  documented now at least. The below two urls describe the "openas" verb:
     *
     * http://blogs.msdn.com/oldnewthing/archive/2004/11/26/270710.aspx
     * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/
     *      shellcc/platform/shell/programmersguide/shell_basics/
     *      shell_basics_extending/context.asp
     */
	success = mswin_shell_exec(cmd, &childProcess) == 0;
    }
    else{
	memset(&proc_info, 0, sizeof(proc_info));
	memset(&start_info, 0, sizeof(start_info));
	start_info.dwFlags	    = STARTF_FORCEONFEEDBACK;
	start_info.wShowWindow  = SW_SHOWNORMAL;

	if(cmd)
	  cmd_lpt = utf8_to_lptstr(cmd);

	if(CreateProcess(NULL, cmd_lpt, NULL, NULL, FALSE,
			 CREATE_NEW_CONSOLE | CREATE_NEW_PROCESS_GROUP,
			 NULL, NULL, &start_info, &proc_info) == TRUE){
	    q_status_message(SM_ORDER, 0, 4, "VIEWER command completed");
	    dprint ((3, "CreatProcess(%s)  Success.\n",
		    cmd ? cmd : "?"));
	    childProcess = proc_info.hProcess;
	    success = 1;
	}

	if(cmd_lpt)
	  fs_give((void **) &cmd_lpt);
    }

    if(!success){
	int rc = (int) GetLastError();
	if(image_file_lpt)
	  SetFileAttributes(image_file_lpt, FILE_ATTRIBUTE_NORMAL);

	our_unlink(image_file);
	q_status_message2(SM_ORDER, 3, 4, "\007Can't start viewer. %s%s.",
			  (rc == 2 || rc == 3) ? "Viewer not found:  " :
			  (rc == 8) ? "Not enough memory" : "Windows error ",
			  (rc == 2 || rc == 3) ? cmd :
			  (rc == 8) ? "" : int2string(rc));
    }

    if(image_file_lpt)
      fs_give((void **) &image_file_lpt);

#elif	OSX_TARGET

    char   *command = NULL,
	   *result_file = NULL,
	   *p;
    char  **r_file_h;
    PIPE_S *syspipe;
    int     mode;

    if(!mc_cmd)
      return;
    if(mc_cmd->special_handling){
	char *rhost;

	if(mime_os_specific_access())
	  osx_launch_special_handling(mc_cmd, image_file);
	else{
	  q_status_message(SM_ORDER, 0, 4, "VIEWER command cancelled");
	  our_unlink(image_file);
	}
    }
    else {
	char *cmd = mc_cmd->command;
	size_t l;

	l = 32 + strlen(cmd) + (2*strlen(image_file));
	p = command = (char *) fs_get((l+1) * sizeof(char));
	if(!needsterminal)  /* put in background if it doesn't need terminal */
	  *p++ = '(';

	snprintf(p, l+1-(p-command), "%s", cmd);
	p += strlen(p);
	if(!needsterminal){
	    if(p-command+2 < l+1){
		*p++ = ')';
		*p++ = ' ';
		*p++ = '&';
	    }
	}

	if(p-command < l+1)
	  *p++ = '\n';

	if(p-command < l+1)
	  *p   = '\0';

	dprint((9, "exec_mailcap_cmd: command=%s\n",
		   command ? command : "?"));

	mode = PIPE_RESET;
	if(needsterminal == 1)
	  r_file_h = NULL;
	else{
	    mode       |= PIPE_WRITE | PIPE_STDERR;
	    result_file = temp_nam(NULL, "pine_cmd");
	    r_file_h    = &result_file;
	}

	if(syspipe = open_system_pipe(command, r_file_h, NULL, mode, 0, pipe_callback, NULL)){
	    close_system_pipe(&syspipe, NULL, pipe_callback);
	    if(needsterminal == 1)
	      q_status_message(SM_ORDER, 0, 4, "VIEWER command completed");
	    else if(needsterminal == 2)
	      display_output_file(result_file, "VIEWER", " command result", 1);
	    else
	      display_output_file(result_file, "VIEWER", " command launched", 1);
	}
	else
	  q_status_message1(SM_ORDER, 3, 4, "Cannot spawn command : %s", cmd);

	fs_give((void **)&command);
	if(result_file)
	  fs_give((void **)&result_file);
    }
#else
    char   *command = NULL,
	   *result_file = NULL,
	   *p, *cmd, *q, *psef;
    char  **r_file_h;
    PIPE_S *syspipe;
    int     mode;
    size_t  l;

    /* no os-specific command handling */
    if(mc_cmd)
      cmd = mc_cmd->command;
    else
      return;

#ifdef PSEFCMD
    psef = fs_get((60 + strlen(PSEFCMD) + strlen(image_file))*sizeof(char));
    sprintf(psef, "PSEF=`%s | /bin/grep \"%s\" | /bin/grep -v grep`", PSEFCMD, image_file);

    q = fs_get((80 + 2*strlen(psef))*sizeof(char)); /* bigger than 62 */
    sprintf(q, "/bin/sh -c '(%s; while test -n \"$PSEF\" ; do %s ; sleep %d ; done)' ;", psef, psef, ps_global->sleep);
    fs_give((void **) &psef);
#else
    q = cpystr("");
#endif /* PSEFCMD */

    l = 32 + strlen(cmd) + 2*strlen(image_file) + strlen(q);
    p = command = (char *)fs_get((l+1) * sizeof(char));
    if(!needsterminal)  /* put in background if it doesn't need terminal */
      *p++ = '(';
    snprintf(p, l+1-(p-command), "%s ; %s rm -f %s", cmd, q, image_file);
    fs_give((void **)&q);
    command[l] = '\0';
    p += strlen(p);
    if(!needsterminal && (p-command)+5 < l){
	*p++ = ')';
	*p++ = ' ';
	*p++ = '&';
    }

    *p++ = '\n';
    *p   = '\0';

    dprint((9, "exec_mailcap_cmd: command=%s\n",
	   command ? command : "?"));

    mode = PIPE_RESET;
    if(needsterminal == 1)
      r_file_h = NULL;
    else{
	mode       |= PIPE_WRITE | PIPE_STDERR;
	result_file = temp_nam(NULL, "pine_cmd");
	r_file_h    = &result_file;
    }

    if((syspipe = open_system_pipe(command, r_file_h, NULL, mode, 0, pipe_callback, NULL)) != NULL){
	close_system_pipe(&syspipe, NULL, pipe_callback);
	if(needsterminal == 1)
	  q_status_message(SM_ORDER, 0, 4, "VIEWER command completed");
	else if(needsterminal == 2)
	  display_output_file(result_file, "VIEWER", " command result", 1);
	else
	  display_output_file(result_file, "VIEWER", " command launched", 1);
    }
    else
      q_status_message1(SM_ORDER, 3, 4, "Cannot spawn command : %s", cmd);

    fs_give((void **)&command);

    if(result_file)
      fs_give((void **)&result_file);
#endif
}
示例#3
0
/*
 * dfilter - pipe the data from the given storage object thru the
 *	     global display filter and into whatever the putchar's
 *	     function points to.
 *
 *	     Input is assumed to be UTF-8.
 *	     That's converted to user's locale and passed to rawcmd.
 *	     That's converted back to UTF-8 and passed through aux_filters.
 */
char *
dfilter(char *rawcmd, STORE_S *input_so, gf_io_t output_pc, FILTLIST_S *aux_filters)
{
    char *status = NULL, *cmd, *resultf = NULL, *tmpfile = NULL;
    int   key = 0, silent = 0;

    if((cmd = expand_filter_tokens(rawcmd,NULL,&tmpfile,&resultf,NULL,&key,NULL, &silent)) != NULL){
	suspend_busy_cue();
#ifndef	_WINDOWS
	if(!silent){
	  ps_global->mangled_screen = 1;
	  ClearScreen();
	}
	fflush(stdout);
#endif

	/*
	 * If it was requested that the interaction take place via
	 * a tmpfile, fill it with text from our input_so, and let
	 * system_pipe handle the rest.  Session key and tmp file
	 * mode support additions based loosely on a patch 
	 * supplied by Thomas Stroesslin <*****@*****.**>
	 */
	if(tmpfile){
	    PIPE_S	  *filter_pipe;
	    FILE          *fp;
	    gf_io_t	   gc, pc;
	    STORE_S       *tmpf_so;

	    /* write the tmp file */
	    so_seek(input_so, 0L, 0);
	    if((tmpf_so = so_get(FileStar, tmpfile, WRITE_ACCESS|OWNER_ONLY|WRITE_TO_LOCALE)) != NULL){
	        if(key){
		    so_puts(tmpf_so, filter_session_key());
                    so_puts(tmpf_so, NEWLINE);
		}
	        /* copy input to tmp file */
		gf_set_so_readc(&gc, input_so);
		gf_set_so_writec(&pc, tmpf_so);
		gf_filter_init();
		status = gf_pipe(gc, pc);
		gf_clear_so_readc(input_so);
		gf_clear_so_writec(tmpf_so);
		if(so_give(&tmpf_so) != 0 && status == NULL)
		  status = error_description(errno);

		/* prepare the terminal in case the filter uses it */
		if(status == NULL){
		    if((filter_pipe = open_system_pipe(cmd, NULL, NULL,
						PIPE_USER | (silent ? PIPE_SILENT : 
						(F_ON(F_DISABLE_TERM_RESET_DISP, ps_global) ? 0 : PIPE_RESET)),
						      0, pipe_callback, NULL)) != NULL){
			if(close_system_pipe(&filter_pipe, NULL, pipe_callback) == 0){
			    /* pull result out of tmp file */
			    if((fp = our_fopen(tmpfile, "rb")) != NULL){
				gf_set_readc(&gc, fp, 0L, FileStar, READ_FROM_LOCALE);
				gf_filter_init();
				if(aux_filters)
				  for( ; aux_filters->filter; aux_filters++)
				    gf_link_filter(aux_filters->filter,
						   aux_filters->data);

				status = gf_pipe(gc, output_pc);
				fclose(fp);
			    }
			    else
			      status = "Can't read result of display filter";
			}
			else
			  status = "Filter command returned error.";
		    }
		    else
		      status = "Can't open pipe for display filter";
		}

		our_unlink(tmpfile);
	    }
	    else
	      status = "Can't open display filter tmp file";
	}
	else if((status = gf_filter(cmd, key ? filter_session_key() : NULL,
				   input_so, output_pc, aux_filters, silent,
				   F_ON(F_DISABLE_TERM_RESET_DISP, ps_global),
				   pipe_callback)) != NULL){
	    unsigned long ch;

	    fprintf(stdout,"\r\n%s  Hit return to continue.", status);
	    fflush(stdout);
	    while((ch = read_char(300)) != ctrl('M') && ch != NO_OP_IDLE)
	      putchar(BELL);
	}

	if(resultf){
	    if(name_file_size(resultf) > 0L)
	      display_output_file(resultf, "Filter", NULL, DOF_BRIEF);

	    fs_give((void **)&resultf);
	}

	resume_busy_cue(0);
#ifndef	_WINDOWS
	if(!silent)
	  ClearScreen();
#endif
	fs_give((void **)&cmd);
    }

    return(status);
}