bool Output::execute()
{
init_proc();
//The post-increment operator is slower than the pre-increment, don't use it unless you have a reason
/* Also using a for to increment the counter_ doesn't work, not entirely sure why but it seems
* the increment is not executed when we return to the function after the yield().
*/
while (counter_ < 10)
{
std::cout << name_ << " is executing for the " << ++counter_ << " time" << std::endl;
if (sleep_)
sleep(1);
else
yield();
}
end_proc();
return false;
}
/*
* This is the top level function for generating the tk script.
*/
void dump_tk_script( struct kconfig * scfg )
{
int menu_depth;
int menu_num [64];
int imenu, i;
int top_level_num = 0;
struct kconfig * cfg;
struct kconfig * cfg1 = NULL;
const char * name = "No Name";
/*
* Mark begin and end of each menu so I can omit submenus when walking
* over a parent menu.
*/
tot_menu_num = 0;
menu_depth = 0;
menu_num [0] = 0;
for ( cfg = scfg; cfg != NULL; cfg = cfg->next )
{
switch ( cfg->token )
{
default:
break;
case token_mainmenu_name:
name = cfg->label;
break;
case token_mainmenu_option:
if ( ++menu_depth >= 64 )
{ fprintf( stderr, "menus too deep\n" ); exit( 1 ); }
if ( ++tot_menu_num >= 100 )
{ fprintf( stderr, "too many menus\n" ); exit( 1 ); }
menu_num [menu_depth] = tot_menu_num;
menu_first [tot_menu_num] = cfg;
menu_last [tot_menu_num] = cfg;
/*
* Note, that menu_number is set to the number of parent
* (upper level) menu.
*/
cfg->menu_number = menu_num[menu_depth - 1];
if ( menu_depth == 1 )
++top_level_num;
break;
case token_endmenu:
menu_last [menu_num [menu_depth]] = cfg;
/* flatten menus with proper scoping */
if ( --menu_depth < 0 )
{ fprintf( stderr, "unmatched endmenu\n" ); exit( 1 ); }
break;
case token_bool:
case token_choice_header:
case token_choice_item:
case token_comment:
case token_dep_bool:
case token_dep_tristate:
case token_dep_mbool:
case token_hex:
case token_int:
case token_string:
case token_tristate:
cfg->menu_number = menu_num[menu_depth];
if ( menu_depth == 0 )
{ fprintf( stderr, "statement not in menu\n" ); exit( 1 ); }
break;
case token_define_bool:
case token_define_hex:
case token_define_int:
case token_define_string:
case token_define_tristate:
case token_unset:
cfg->menu_number = menu_num[menu_depth];
break;
}
}
/*
* Generate menus per column setting.
* There are:
* four extra buttons for save/quit/load/store;
* one blank button
* add two to round up for division
*/
printf( "set menus_per_column %d\n", (top_level_num + 4 + 1 + 2) / 3 );
printf( "set total_menus %d\n\n", tot_menu_num );
printf( "proc toplevel_menu {num} {\n" );
for ( imenu = 1; imenu <= tot_menu_num; ++imenu )
{
int parent = 1;
if ( menu_first[imenu]->menu_number == 0 )
parent = menu_first[imenu]->menu_number;
else
printf( "\tif {$num == %d} then {return %d}\n",
imenu, menu_first[imenu]->menu_number );
}
printf( "\treturn $num\n}\n\n" );
/*
* Generate the menus.
*/
printf( "mainmenu_name \"%s\"\n", name );
for ( imenu = 1; imenu <= tot_menu_num; ++imenu )
{
int menu_line = 0;
int nr_submenu = imenu;
int menu_name_omitted = 0;
int opt_count = 0;
clear_globalflags();
start_proc( menu_first[imenu]->label, imenu,
!menu_first[imenu]->menu_number );
for ( cfg = menu_first[imenu]->next; cfg != NULL && cfg != menu_last[imenu]; cfg = cfg->next )
{
switch ( cfg->token )
{
default:
break;
case token_mainmenu_option:
while ( menu_first[++nr_submenu]->menu_number > imenu )
;
cfg->menu_line = menu_line++;
printf( "\tsubmenu $w.config.f %d %d \"%s\" %d\n",
cfg->menu_number, cfg->menu_line, cfg->label, nr_submenu );
cfg = menu_last[nr_submenu];
break;
case token_comment:
if ( !cfg->menu_line && !menu_name_omitted )
{
cfg->menu_line = -1;
menu_name_omitted = 1;
}
else
{
menu_name_omitted = 1;
cfg->menu_line = menu_line++;
printf( "\tcomment $w.config.f %d %d \"%s\"\n",
cfg->menu_number, cfg->menu_line, cfg->label );
}
break;
case token_bool:
cfg->menu_line = menu_line++;
printf( "\tbool $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
case token_choice_header:
/*
* I need the first token_choice_item to pick out the right
* help text from Documentation/Configure.help.
*/
cfg->menu_line = menu_line++;
printf( "\tglobal tmpvar_%d\n", -(cfg->nameindex) );
printf( "\tminimenu $w.config.f %d %d \"%s\" tmpvar_%d %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
-(cfg->nameindex), vartable[cfg->next->nameindex].name );
printf( "\tmenu $w.config.f.x%d.x.menu -tearoffcommand \"menutitle \\\"%s\\\"\"\n",
cfg->menu_line, cfg->label );
cfg1 = cfg;
opt_count = 0;
break;
case token_choice_item:
/* note: no menu line; uses choice header menu line */
printf( "\t$w.config.f.x%d.x.menu add radiobutton -label \"%s\" -variable tmpvar_%d -value \"%s\" -command \"update_active\"\n",
cfg1->menu_line, cfg->label, -(cfg1->nameindex),
cfg->label );
opt_count++;
if ( cfg->next && cfg->next->token != token_choice_item ) {
/* last option in the menu */
printf( "\tmenusplit $w $w.config.f.x%d.x.menu %d\n",
cfg1->menu_line, opt_count );
}
break;
case token_dep_bool:
case token_dep_mbool:
cfg->menu_line = menu_line++;
printf( "\tdep_bool $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
case token_dep_tristate:
cfg->menu_line = menu_line++;
printf( "\tdep_tristate $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
case token_hex:
cfg->menu_line = menu_line++;
printf( "\thex $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
case token_int:
cfg->menu_line = menu_line++;
printf( "\tint $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
case token_string:
cfg->menu_line = menu_line++;
printf( "\tistring $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
case token_tristate:
cfg->menu_line = menu_line++;
printf( "\ttristate $w.config.f %d %d \"%s\" %s\n",
cfg->menu_number, cfg->menu_line, cfg->label,
vartable[cfg->nameindex].name );
break;
}
}
end_proc( scfg, imenu );
}
/*
* The top level menu also needs an update function. When we update a
* submenu, we may need to disable one or more of the submenus on
* the top level menu, and this procedure will ensure that things are
* correct.
*/
clear_globalflags();
printf( "proc update_mainmenu {} {\n" );
for ( imenu = 1; imenu <= tot_menu_num; imenu++ )
{
if ( menu_first[imenu]->cond != NULL && menu_first[imenu]->menu_number == 0 )
generate_if( menu_first[imenu], menu_first[imenu]->cond, imenu, -1 );
}
printf( "}\n\n\n" );
clear_globalflags();
/*
* Generate code to load the default settings into the variables.
* The script in tail.tk will attempt to load .config,
* which may override these settings, but that's OK.
*/
for ( cfg = scfg; cfg != NULL; cfg = cfg->next )
{
switch ( cfg->token )
{
default:
break;
case token_bool:
case token_choice_item:
case token_dep_bool:
case token_dep_tristate:
case token_dep_mbool:
case token_tristate:
if ( ! vartable[cfg->nameindex].global_written )
{
printf( "set %s 0\n", vartable[cfg->nameindex].name );
vartable[cfg->nameindex].global_written = 1;
}
break;
case token_choice_header:
printf( "set tmpvar_%d \"(not set)\"\n", -(cfg->nameindex) );
break;
case token_hex:
case token_int:
if ( ! vartable[cfg->nameindex].global_written )
{
printf( "set %s %s\n", vartable[cfg->nameindex].name, cfg->value ? cfg->value : "0" );
vartable[cfg->nameindex].global_written = 1;
}
break;
case token_string:
if ( ! vartable[cfg->nameindex].global_written )
{
printf( "set %s \"%s\"\n", vartable[cfg->nameindex].name, cfg->value );
vartable[cfg->nameindex].global_written = 1;
}
break;
}
}
/*
* Define to an empty value all other variables (which are never defined)
*/
for ( i = 1; i <= max_varnum; i++ )
{
if ( ! vartable[i].global_written
&& strncmp( vartable[i].name, "CONSTANT_", 9 ) )
printf( "set %s 4\n", vartable[i].name );
}
/*
* Generate a function to write all of the variables to a file.
*/
printf( "proc writeconfig {file1 file2} {\n" );
printf( "\tset cfg [open $file1 w]\n" );
printf( "\tset autocfg [open $file2 w]\n" );
printf( "\tset notmod 1\n" );
printf( "\tset notset 0\n" );
printf( "\tputs $cfg \"#\"\n");
printf( "\tputs $cfg \"# Automatically generated make config: don't edit\"\n");
printf( "\tputs $cfg \"#\"\n" );
printf( "\tputs $autocfg \"/*\"\n" );
printf( "\tputs $autocfg \" * Automatically generated C config: don't edit\"\n" );
printf( "\tputs $autocfg \" */\"\n" );
printf( "\tputs $autocfg \"#define AUTOCONF_INCLUDED\"\n" );
clear_globalflags();
for ( cfg = scfg; cfg != NULL; cfg = cfg->next )
{
switch ( cfg->token )
{
default:
break;
case token_bool:
case token_choice_header:
case token_comment:
case token_define_bool:
case token_define_hex:
case token_define_int:
case token_define_string:
case token_define_tristate:
case token_dep_bool:
case token_dep_tristate:
case token_dep_mbool:
case token_hex:
case token_int:
case token_string:
case token_tristate:
generate_writeconfig( cfg );
break;
}
}
printf( "\tclose $cfg\n" );
printf( "\tclose $autocfg\n" );
printf( "}\n\n\n" );
/*
* Generate a simple function that updates the master choice
* variable depending upon what values were loaded from a .config
* file.
*/
printf( "proc clear_choices { } {\n" );
for ( cfg = scfg; cfg != NULL; cfg = cfg->next )
{
if ( cfg->token == token_choice_header )
{
for ( cfg1 = cfg->next;
cfg1 != NULL && cfg1->token == token_choice_item;
cfg1 = cfg1->next )
{
printf( "\tglobal %s; set %s 0\n",
vartable[cfg1->nameindex].name,
vartable[cfg1->nameindex].name );
}
}
}
printf( "}\n\n\n" );
printf( "proc update_choices { } {\n" );
for ( cfg = scfg; cfg != NULL; cfg = cfg->next )
{
if ( cfg->token == token_choice_header )
{
printf( "\tglobal tmpvar_%d\n", -(cfg->nameindex) );
printf("\tset tmpvar_%d \"%s\"\n", -(cfg->nameindex), cfg->value);
for ( cfg1 = cfg->next;
cfg1 != NULL && cfg1->token == token_choice_item;
cfg1 = cfg1->next )
{
printf( "\tglobal %s\n", vartable[cfg1->nameindex].name );
printf( "\tif { $%s == 1 } then { set tmpvar_%d \"%s\" }\n",
vartable[cfg1->nameindex].name,
-(cfg->nameindex), cfg1->label );
}
}
}
printf( "}\n\n\n" );
generate_update_var( scfg, 0 );
/*
* That's it. We are done. The output of this file will have header.tk
* prepended and tail.tk appended to create an executable wish script.
*/
}
