void hugo_print(char *a)
{
/* Essentially the same as printf() without formatting, since printf()
generally doesn't take into account color setting, font changes,
windowing, etc.
The newline character '\n' must be explicitly included at the end of
a line in order to produce a linefeed. The new cursor position is set
to the end of this printed text. Upon hitting the right edge of the
screen, the printing position wraps to the start of the next line.
*/
static char just_printed_linefeed = false;
/* static already_modified_style = false; */
/* Can't print in a Glk-illegal window since it hasn't been
created
*/
if (currentwin==NULL) return;
/* In lieu of colors, in case we're highlighting something
such as a menu selection:
*/
/*
if (!inwindow and glk_bgcolor!=mainwin_bgcolor)
{
if (!already_modified_style)
{
if (glk_current_font & BOLD_FONT)
glk_set_style(style_Normal);
else
glk_set_style(style_Emphasized);
}
already_modified_style = true;
}
else
already_modified_style = false;
*/
if (a[0]=='\n')
{
if (!just_printed_linefeed)
{
glk_put_string("\n");
}
else
just_printed_linefeed = false;
}
else if (a[0]=='\r')
{
if (!just_printed_linefeed)
{
glk_put_string("\n");
just_printed_linefeed = true;
}
else
just_printed_linefeed = false;
}
else
{
glk_put_string(a);
just_printed_linefeed = false;
}
}
/* The glk_main() function is called by the Glk system; it's the main entry
point for your program. */
void glk_main(void)
{
char commandbuf1[256]; /* For mainwin1 */
char commandbuf2[256]; /* For mainwin2 */
/* Open the main windows. */
mainwin1 = glk_window_open(0, 0, 0, wintype_TextBuffer, 1);
if (!mainwin1) {
/* It's possible that the main window failed to open. There's
nothing we can do without it, so exit. */
return;
}
/* Open a second window: a text grid, above the main window, five
lines high. It is possible that this will fail also, but we accept
that. */
statuswin = glk_window_open(mainwin1,
winmethod_Above | winmethod_Fixed,
5, wintype_TextGrid, 0);
/* And a third window, a second story window below the main one. */
mainwin2 = glk_window_open(mainwin1,
winmethod_Below | winmethod_Proportional,
50, wintype_TextBuffer, 0);
/* We're going to be switching from one window to another all the
time. So we'll be setting the output stream on a case-by-case
basis. Every function that prints must set the output stream
first. (Contrast model.c, where the output stream is always the
main window, and every function that changes that must set it
back afterwards.) */
glk_set_window(mainwin1);
glk_put_string("Multiwin\nAn Interactive Sample Glk Program\n");
glk_put_string("By Andrew Plotkin.\nRelease 3.\n");
glk_put_string("Type \"help\" for a list of commands.\n");
glk_set_window(mainwin2);
glk_put_string("Note that the upper left-hand window accepts character");
glk_put_string(" input. Hit 'h' to split the window horizontally, 'v' to");
glk_put_string(" split the window vertically, 'c' to close a window,");
glk_put_string(" and any other key (including special keys) to display");
glk_put_string(" key codes. All new windows accept these same keys as");
glk_put_string(" well.\n\n");
glk_put_string("This bottom window accepts normal line input.\n");
if (statuswin) {
/* For fun, let's open a fourth window now, splitting the status
window. */
winid_t keywin;
keywin = glk_window_open(statuswin,
winmethod_Left | winmethod_Proportional,
66, wintype_TextGrid, KEYWINROCK);
if (keywin) {
glk_request_char_event(keywin);
}
}
/* Draw the key window now, since we don't draw it every input (as
we do the status window. */
draw_keywins();
inputpending1 = FALSE;
inputpending2 = FALSE;
already1 = 0;
already2 = 0;
while (1) {
char *cx, *cmd;
int doneloop, len;
winid_t whichwin = NULL;
event_t ev;
draw_statuswin();
/* We're not redrawing the key windows every command. */
/* Either main window, or both, could already have line input
pending. If so, leave that window alone. If there is no
input pending on a window, set a line input request, but
keep around any characters that were in the buffer already. */
if (mainwin1 && !inputpending1) {
glk_set_window(mainwin1);
glk_put_string("\n>");
/* We request up to 255 characters. The buffer can hold 256,
but we are going to stick a null character at the end, so
we have to leave room for that. Note that the Glk library
does *not* put on that null character. */
glk_request_line_event(mainwin1, commandbuf1, 255, already1);
inputpending1 = TRUE;
}
if (mainwin2 && !inputpending2) {
glk_set_window(mainwin2);
glk_put_string("\n>");
/* See above. */
glk_request_line_event(mainwin2, commandbuf2, 255, already2);
inputpending2 = TRUE;
}
doneloop = FALSE;
while (!doneloop) {
/* Grab an event. */
glk_select(&ev);
switch (ev.type) {
case evtype_LineInput:
/* If the event comes from one main window or the other,
we mark that window as no longer having line input
pending. We also set commandbuf to point to the
appropriate buffer. Then we leave the event loop. */
if (mainwin1 && ev.win == mainwin1) {
whichwin = mainwin1;
inputpending1 = FALSE;
cmd = commandbuf1;
doneloop = TRUE;
}
else if (mainwin2 && ev.win == mainwin2) {
whichwin = mainwin2;
inputpending2 = FALSE;
cmd = commandbuf2;
doneloop = TRUE;
}
break;
case evtype_CharInput:
/* It's a key event, from one of the keywins. We
call a subroutine rather than exiting the
event loop (although I could have done it
that way too.) */
perform_key(ev.win, ev.val1);
break;
case evtype_Timer:
/* It's a timer event. This does exit from the event
loop, since we're going to interrupt input in
mainwin1 and then re-print the prompt. */
whichwin = NULL;
cmd = NULL;
doneloop = TRUE;
break;
case evtype_Arrange:
/* Windows have changed size, so we have to redraw the
status window and key window. But we stay in the
event loop. */
draw_statuswin();
draw_keywins();
break;
}
}
if (cmd == NULL) {
/* It was a timer event. */
perform_timer();
continue;
}
/* It was a line input event. cmd now points at a line of input
from one of the main windows. */
/* The line we have received in commandbuf is not null-terminated.
We handle that first. */
len = ev.val1; /* Will be between 0 and 255, inclusive. */
cmd[len] = '\0';
/* Then squash to lower-case. */
for (cx = cmd; *cx; cx++) {
*cx = glk_char_to_lower(*cx);
}
/* Then trim whitespace before and after. */
for (cx = cmd; *cx == ' '; cx++, len--) { };
cmd = cx;
for (cx = cmd+len-1; cx >= cmd && *cx == ' '; cx--) { };
*(cx+1) = '\0';
/* cmd now points to a nice null-terminated string. We'll do the
simplest possible parsing. */
if (str_eq(cmd, "")) {
glk_set_window(whichwin);
glk_put_string("Excuse me?\n");
}
else if (str_eq(cmd, "help")) {
verb_help(whichwin);
}
else if (str_eq(cmd, "yada")) {
verb_yada(whichwin);
}
else if (str_eq(cmd, "both")) {
verb_both(whichwin);
}
else if (str_eq(cmd, "clear")) {
verb_clear(whichwin);
}
else if (str_eq(cmd, "page")) {
verb_page(whichwin);
}
else if (str_eq(cmd, "pageboth")) {
verb_pageboth(whichwin);
}
else if (str_eq(cmd, "timer")) {
verb_timer(whichwin);
}
else if (str_eq(cmd, "untimer")) {
verb_untimer(whichwin);
}
else if (str_eq(cmd, "chars")) {
verb_chars(whichwin);
}
else if (str_eq(cmd, "jump")) {
verb_jump(whichwin);
}
else if (str_eq(cmd, "quit")) {
verb_quit(whichwin);
}
else {
glk_set_window(whichwin);
glk_put_string("I don't understand the command \"");
glk_put_string(cmd);
glk_put_string("\".\n");
}
if (whichwin == mainwin1)
already1 = 0;
else if (whichwin == mainwin2)
already2 = 0;
}
}
git_sint32 saveToFileStrCore(git_sint32 * base, git_sint32 * sp, strid_t file, int objectCount, void *objectsP, SaveClassesCallback saveClassesCallback)
{
git_uint32 n, zeroCount;
glui32 fileSize, fileSizePos;
glui32 memSize, memSizePos;
glui32 heapSize;
glui32* heap;
strid_t oldFile;
// Get the state of the heap.
if (heap_get_summary (&heapSize, &heap))
fatalError ("Couldn't get heap summary");
// Make the given stream the default.
oldFile = glk_stream_get_current ();
glk_stream_set_current (file);
// Write Quetzal header.
glk_put_string ("FORM");
fileSizePos = glk_stream_get_position (file);
writeWord (0);
glk_put_string ("IFZS");
// Header chunk.
glk_put_string ("IFhd");
writeWord (128);
glk_put_buffer ((char *) gRom, 128);
// Stack chunk.
glk_put_string ("Stks");
writeWord ((sp - base) * 4);
for (n = 0 ; n < (git_uint32) (sp - base) ; ++n)
writeWord (base [n]);
// Heap chunk.
if (heap != 0)
{
glk_put_string ("MAll");
writeWord (heapSize * 4);
for (n = 0 ; n < heapSize ; ++n)
writeWord (heap [n]);
free(heap);
}
// Memory chunk.
glk_put_string ("CMem");
memSizePos = glk_stream_get_position (file);
writeWord (0);
writeWord (gEndMem);
for (zeroCount = 0, n = gRamStart ; n < gEndMem ; ++n)
{
unsigned char romC = (n < gExtStart) ? gRom[n] : 0;
unsigned char c = ((git_uint32) romC) ^ ((git_uint32) gRam[n]);
if (c == 0)
++zeroCount;
else
{
for ( ; zeroCount > 256 ; zeroCount -= 256)
{
glk_put_char (0);
glk_put_char (0xff);
}
if (zeroCount > 0)
{
glk_put_char (0);
glk_put_char ((char) (zeroCount - 1));
zeroCount = 0;
}
glk_put_char (c);
}
}
// Note: we don't bother writing out any remaining zeroes,
// because the memory is padded out with zeroes on restore.
memSize = glk_stream_get_position (file) - memSizePos - 4;
if (memSize & 1)
glk_put_char (0);
if (saveClassesCallback) { // this is only used by autosave
(*saveClassesCallback)(objectCount, objectsP);
}
// Back up and fill in the lengths.
fileSize = glk_stream_get_position (file) - fileSizePos - 4;
glk_stream_set_position (file, fileSizePos, seekmode_Start);
writeWord (fileSize);
glk_stream_set_position (file, memSizePos, seekmode_Start);
writeWord (memSize);
// Restore the previous default stream.
glk_stream_set_current (oldFile);
// And we're done.
return 0;
}
static void verb_help(winid_t win)
{
glk_set_window(win);
glk_put_string("This model only understands the following commands:\n");
glk_put_string("HELP: Display this list.\n");
glk_put_string("JUMP: Print a short message.\n");
glk_put_string("YADA: Print a long paragraph.\n");
glk_put_string("BOTH: Print a short message in both main windows.\n");
glk_put_string("CLEAR: Clear one window.\n");
glk_put_string("PAGE: Print thirty lines, demonstrating paging.\n");
glk_put_string("PAGEBOTH: Print thirty lines in each window.\n");
glk_put_string("TIMER: Turn on a timer, which ticks in the upper ");
glk_put_string("main window every three seconds.\n");
glk_put_string("UNTIMER: Turns off the timer.\n");
glk_put_string("CHARS: Prints the entire Latin-1 character set.\n");
glk_put_string("QUIT: Quit and exit.\n");
}
static void verb_jump(winid_t win)
{
glk_set_window(win);
glk_put_string("You jump on the fruit, spotlessly.\n");
}
void glk_main(void)
{
winid_t win_a = NULL, win_b = NULL, win_c = NULL, win_d = NULL;
fprintf(stderr, "TEST CASES FROM GLK SPEC\n\n"
"(Press a key in window A to continue each time)\n\n"
"Say you do two splits, each a 50-50 percentage split. You start\n"
"with the original window A, and split that into A and B; then\n"
"you split B into B and C.\n\n");
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
win_c = glk_window_open(win_b, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
if(!win_a || !win_b || !win_c)
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "Or, you could split A into A and B, and then split A\n"
"again into A and C.\n\n");
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
win_c = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
if(!win_a || !win_b || !win_c)
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "Here are more ways to perform the first example; all of\n"
"them have the same tree structure, but look different on the\n"
"screen. Here, we turn the second split (B into B/C) upside down;\n"
"we put the new window (C) above the old window (B).\n\n");
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
win_c = glk_window_open(win_b, winmethod_Proportional | winmethod_Above,
50, wintype_TextBuffer, 0);
if(!win_a || !win_b || !win_c)
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "Here, we mess with the percentages. The first split (A\n"
"into A/B) is a 25-75 split, which makes B three times the size\n"
"of A. The second (B into B/C) is a 33-66 split, which makes C\n"
"twice the size of B. This looks rather like the second example,\n"
"but has a different internal structure.\n\n");
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
75, wintype_TextBuffer, 0);
win_c = glk_window_open(win_b, winmethod_Proportional | winmethod_Below,
67, wintype_TextBuffer, 0);
if(!win_a || !win_b || !win_c)
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "Here, the second split (B into B/C) is vertical instead\n"
"of horizontal, with the new window (C) on the left of the old\n"
"one.\n\n");
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
win_c = glk_window_open(win_b, winmethod_Proportional | winmethod_Left,
50, wintype_TextBuffer, 0);
if(!win_a || !win_b || !win_c)
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "In the following two-split process, you can see that\n"
"when a window is split, it is replaced by a new pair window, and\n"
"moves down to become one of its two children.\n\n");
if(!(win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0)))
return;
center_text(win_a, "A");
wait_for_key(win_a);
if(!(win_b = glk_window_open(win_a,
winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0)))
return;
center_text(win_a, "A");
center_text(win_b, "B");
wait_for_key(win_a);
if(!(win_c = glk_window_open(win_b, winmethod_Proportional | winmethod_Left,
50, wintype_TextBuffer, 0)))
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "What happens when there is a conflict? The rules are\n"
"simple. Size control always flows down the tree, and the player\n"
"is at the top. Let's bring out an example: first we split A into\n"
"A and B, with a 50%% proportional split. Then we split A into A\n"
"and C, with C above, being a text grid window, and C gets a\n"
"fixed size of two rows (as measured in its own font size). A\n"
"gets whatever remains of the 50%% it had before.\n\n");
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0);
win_c = glk_window_open(win_a, winmethod_Fixed | winmethod_Above,
2, wintype_TextGrid, 0);
if(!win_a || !win_b || !win_c)
return;
center_text(win_a, "A");
center_text(win_b, "B: 50%");
print_two_rows(win_c);
wait_for_key(win_a);
fprintf(stderr, "(Stage 1) Now the player stretches the window\n"
"vertically.\n\n");
wait_for_key(win_a);
fprintf(stderr, "(Stage 2) Then the user maliciously starts squeezing the\n"
"window down, in stages.\n\n");
center_text(win_a, "A");
center_text(win_b, "B: 50%");
print_two_rows(win_c);
wait_for_key(win_a);
fprintf(stderr, "(Stage 3) The logic remains the same. At stage 3,\n"
"there's no room left for A, so it winds up with zero height.\n"
"Nothing displayed in A will be visible.\n\n");
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
fprintf(stderr, "(Stage 4) At stage 4, there isn't even room in the upper\n"
"50%% to give C its two rows; so it only gets one.\n\n");
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
fprintf(stderr, "(Stage 5) Finally, C is squashed out of existence as\n"
"well.\n\n");
center_text(win_a, "A");
center_text(win_b, "B");
wait_for_key(win_a);
glk_window_close(glk_window_get_root(), NULL);
fprintf(stderr, "What happens when you split a fixed-size window? The\n"
"resulting pair window retains the same size constraint as the\n"
"original window that was split. The key window for the original\n"
"split is still the key window for that split, even though it's\n"
"now a grandchild instead of a child.\n\n");
if(!(win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0)))
return;
center_text(win_a, "A");
wait_for_key(win_a);
fprintf(stderr, "After the first split, the new pair window (O1, which\n"
"covers the whole screen) knows that its first child (A) is above\n"
"the second, and gets 50%% of its own area. (A is the key window\n"
"for this split, but a proportional split doesn't care about key\n"
"windows.)\n\n");
if(!(win_b = glk_window_open(win_a,
winmethod_Proportional | winmethod_Below,
50, wintype_TextBuffer, 0)))
return;
center_text(win_a, "A: 50%");
center_text(win_b, "B");
wait_for_key(win_a);
fprintf(stderr, "After the second split, all this remains true; O1 knows\n"
"that its first child gets 50%% of its space, and A is O1's key\n"
"window. But now O1's first child is O2 instead of A. The newer\n"
"pair window (O2) knows that its first child (C) is above the\n"
"second, and gets a fixed size of two rows. (As measured in C's\n"
"font, because C is O2's key window.)\n\n");
if(!(win_c = glk_window_open(win_a, winmethod_Fixed | winmethod_Above, 2,
wintype_TextGrid, 0)))
return;
center_text(win_a, "A");
center_text(win_b, "B");
print_two_rows(win_c);
wait_for_key(win_a);
fprintf(stderr, "If we split C, now, the resulting pair will still be two\n"
"C-font rows high -- that is, tall enough for two lines of\n"
"whatever font C displays. For the sake of example, we'll do this\n"
"vertically.\n\n");
if(!(win_d = glk_window_open(win_c,
winmethod_Proportional | winmethod_Right,
50, wintype_TextBuffer, 0)))
return;
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "When you close a window (and it is not the root window),\n"
"the other window in its pair takes over all the freed-up area.\n"
"Let's close D, in the current example:\n\n");
glk_window_close(win_d, NULL);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_c, "C");
wait_for_key(win_a);
fprintf(stderr, "But what if we had closed C instead of D? We would have\n"
"gotten this:\n\n");
glk_window_close(glk_window_get_root(), NULL);
win_a = glk_window_open(0, 0, 0, wintype_TextBuffer, 0);
win_b = glk_window_open(win_a, winmethod_Proportional | winmethod_Below, 50,
wintype_TextBuffer, 0);
win_c = glk_window_open(win_a, winmethod_Fixed | winmethod_Above, 2,
wintype_TextGrid, 0);
win_d = glk_window_open(win_c, winmethod_Proportional | winmethod_Right, 50,
wintype_TextBuffer, 0);
glk_window_close(win_c, NULL);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "Consider the example above, where D had collapsed to\n"
"zero height. Say D was a text buffer window. You could make a\n"
"more useful layout:\n\n");
winid_t o2 = glk_window_get_parent(win_d);
glk_window_set_arrangement(o2, winmethod_Above | winmethod_Fixed, 3, win_d);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "If you later wanted to expand D to five rows:\n\n");
glk_window_set_arrangement(o2, winmethod_Above | winmethod_Fixed, 5, NULL);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "This changes the constraint to be on the lower child of\n"
"O2, which is A. The key window is still D; so A would then be\n"
"three rows high as measured in D's font, and D would get the\n"
"rest of O2's space. That may not be what you want.\n\n");
glk_window_set_arrangement(o2, winmethod_Below | winmethod_Fixed, 3, NULL);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "To set A to be three rows high as measured in A's font,\n"
"you would do:\n\n");
glk_window_set_arrangement(o2, winmethod_Below | winmethod_Fixed, 3, win_a);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "Or you could change O2 to a proportional split:\n\n");
glk_window_set_arrangement(o2, winmethod_Below | winmethod_Proportional, 30,
NULL);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
fprintf(stderr, "Or:\n\n");
glk_window_set_arrangement(o2, winmethod_Above | winmethod_Proportional, 70,
NULL);
center_text(win_a, "A");
center_text(win_b, "B");
center_text(win_d, "D");
wait_for_key(win_a);
glk_window_close(win_d, NULL);
glk_window_close(win_b, NULL);
glk_window_clear(win_a);
glk_set_window(win_a);
glk_put_string("That's all, folks...");
}
/* React to character input in a key window. */
static void perform_key(winid_t win, glui32 key)
{
glui32 width, height, len;
int ix;
char buf[128], keyname[64];
if (key == 'h' || key == 'v') {
winid_t newwin;
glui32 loc;
/* Open a new keywindow. */
if (key == 'h')
loc = winmethod_Right | winmethod_Proportional;
else
loc = winmethod_Below | winmethod_Proportional;
newwin = glk_window_open(win,
loc, 50, wintype_TextGrid, KEYWINROCK);
/* Since the new window has rock value KEYWINROCK, the
draw_keywins() routine will redraw it. */
if (newwin) {
/* Request character input. In this program, only keywins
get char input, so the CharInput events always call
perform_key() -- and so the new window will respond
to keys just as this one does. */
glk_request_char_event(newwin);
/* We now have to redraw the keywins, because any or all of
them could have changed size when we opened newwin.
glk_window_open() does not generate Arrange events; we
have to do the redrawing manually. */
draw_keywins();
}
/* Re-request character input for this window, so that future
keys are accepted. */
glk_request_char_event(win);
return;
}
else if (key == 'c') {
/* Close this keywindow. */
glk_window_close(win, NULL);
/* Again, any key windows could have changed size. Also the
status window could have (if this was the last key window). */
draw_keywins();
draw_statuswin();
return;
}
/* Print a string naming the key that was just hit. */
switch (key) {
case ' ':
str_cpy(keyname, "space");
break;
case keycode_Left:
str_cpy(keyname, "left");
break;
case keycode_Right:
str_cpy(keyname, "right");
break;
case keycode_Up:
str_cpy(keyname, "up");
break;
case keycode_Down:
str_cpy(keyname, "down");
break;
case keycode_Return:
str_cpy(keyname, "return");
break;
case keycode_Delete:
str_cpy(keyname, "delete");
break;
case keycode_Escape:
str_cpy(keyname, "escape");
break;
case keycode_Tab:
str_cpy(keyname, "tab");
break;
case keycode_PageUp:
str_cpy(keyname, "page up");
break;
case keycode_PageDown:
str_cpy(keyname, "page down");
break;
case keycode_Home:
str_cpy(keyname, "home");
break;
case keycode_End:
str_cpy(keyname, "end");
break;
default:
if (key <= keycode_Func1 && key >= keycode_Func12) {
str_cpy(keyname, "function key");
}
else if (key < 32) {
str_cpy(keyname, "ctrl-");
keyname[5] = '@' + key;
keyname[6] = '\0';
}
else if (key <= 255) {
keyname[0] = key;
keyname[1] = '\0';
}
else {
str_cpy(keyname, "unknown key");
}
break;
}
str_cpy(buf, "Key: ");
str_cat(buf, keyname);
len = str_len(buf);
/* Print the string centered in this window. */
glk_set_window(win);
glk_window_get_size(win, &width, &height);
glk_window_move_cursor(win, 0, height/2);
for (ix=0; ix<width; ix++)
glk_put_char(' ');
width = width/2;
len = len/2;
if (width > len)
width = width-len;
else
width = 0;
glk_window_move_cursor(win, width, height/2);
glk_put_string(buf);
/* Re-request character input for this window, so that future
keys are accepted. */
glk_request_char_event(win);
}
/*======================================================================*/
void statusline(void)
{
#ifdef HAVE_GLK
glui32 glkWidth;
char line[100];
int pcol = col;
if (!statusLineOption) return;
if (glkStatusWin == NULL)
return;
glk_set_window(glkStatusWin);
glk_window_clear(glkStatusWin);
glk_window_get_size(glkStatusWin, &glkWidth, NULL);
#ifdef HAVE_GARGLK
int i;
glk_set_style(style_User1);
for (i = 0; i < glkWidth; i++)
glk_put_char(' ');
#endif
onStatusLine = TRUE;
col = 1;
glk_window_move_cursor(glkStatusWin, 1, 0);
sayInstance(where(HERO, TRUE));
// TODO Add status message1 & 2 as author customizable messages
if (header->maximumScore > 0)
sprintf(line, "Score %d(%d)/%d moves", current.score, (int)header->maximumScore, current.tick);
else
sprintf(line, "%d moves", current.tick);
glk_window_move_cursor(glkStatusWin, glkWidth-strlen(line)-1, 0);
glk_put_string(line);
needSpace = FALSE;
col = pcol;
onStatusLine = FALSE;
glk_set_window(glkMainWin);
#else
#ifdef HAVE_ANSI
char line[100];
int i;
int pcol = col;
if (!statusLineOption) return;
/* ansi_position(1,1); ansi_bold_on(); */
printf("\x1b[1;1H");
printf("\x1b[7m");
onStatusLine = TRUE;
col = 1;
sayInstance(where(HERO, FALSE));
if (header->maximumScore > 0)
sprintf(line, "Score %d(%ld)/%d moves", current.score, header->maximumScore, current.tick);
else
sprintf(line, "%ld moves", (long)current.tick);
for (i=0; i < pageWidth - col - strlen(line); i++) putchar(' ');
printf(line);
printf("\x1b[m");
printf("\x1b[%d;1H", pageLength);
needSpace = FALSE;
capitalize = TRUE;
onStatusLine = FALSE;
col = pcol;
#endif
#endif
}
void gidispatch_call(glui32 funcnum, glui32 numargs, gluniversal_t *arglist)
{
gidispatch_function_t *gidispatch_function;
char *prototype;
int argument = 0;
int slot = 0;
gidispatch_function = gidispatch_get_function_by_id(funcnum);
prototype = gidispatch_prototype(funcnum);
printf("DEBUG: dispatch call name=%s, prototype=%s, numargs=%u -- ", gidispatch_function->name, prototype, (unsigned int)numargs);
if (strcmp(prototype, "4IuIuIuIs") == 0) {
printf("%u, %u, %u, %d\n", arglist[0].uint, arglist[1].uint, arglist[2].uint, arglist[3].sint);
} else if (strcmp(prototype, "3IuIu:Iu") == 0) {
printf("%u, %u, returning a glui32\n", arglist[0].uint, arglist[1].uint);
} else if (strcmp(prototype, "3Qa<Iu:Qa") == 0) {
printf("win at %p, outref to a glui32, returning a winid_t\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "3Qc<Iu:Qc") == 0) {
printf("fileref at %p, outref to a glui32, returning a frefid_t\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "1Qa:") == 0) {
printf("win at %p\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "6QaIuIuIuIu:Qa") == 0) {
printf("win at %p, %u, %u, %u, %u, returning a winid_t\n", arglist[0].opaqueref, arglist[1].uint, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "4IuIuIuIs:") == 0) {
printf("%u, %u, %u, %d\n", arglist[0].uint, arglist[1].uint, arglist[2].uint, arglist[3].sint);
} else if (strcmp(prototype, "1Qb:") == 0) {
printf("stream at %p\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "1Iu:") == 0) {
printf("%u\n", arglist[0].uint);
} else if (strcmp(prototype, "2Qb<[2IuIu]:") == 0) {
printf("stream at %p, some struct stuff here\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "3IuIuIu:") == 0) {
printf("%u, %u, %u\n", arglist[0].uint, arglist[1].uint, arglist[2].uint);
} else if (strcmp(prototype, "1:Qb") == 0) {
printf("returning a strid_t\n");
} else if (strcmp(prototype, "4&+#!IuIuIu:Qb") == 0) {
printf("retained, nonnull, array of glui32 at %p for length %u, %u, %u, returning a strid_t\n", arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "2Qc:Iu") == 0) {
printf("fileref at %p, returning a glui32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "1<+[4IuQaIuIu]:") == 0) {
printf("some struct stuff here, nonnull\n");
} else if (strcmp(prototype, "1:Qb") == 0) {
printf("returning a strid_t\n");
} else if (strcmp(prototype, "2Qb:Is") == 0) {
printf("stream at %p, returning a glsi32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "2Qc:Iu") == 0) {
printf("fileref at %p, returning a glui32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "3Qa&+#!CnIu:") == 0) {
printf("win at %p, retained, nonnull, array of char at %p for length %u, %u\n", arglist[0].opaqueref, arglist[2].array, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "3Qb<Iu:Qb") == 0) {
printf("stream at %p, outref to a glui32, returning a strid_t\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "4&+#!CnIuIu:Qb") == 0) {
printf("retained, nonnull, array of char at %p for length %u, %u, %u, returning a strid_t\n", arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "4&+#!IuIuIu:Qb") == 0) {
printf("retained, nonnull, array of glui32 at %p for length %u, %u, %u, returning a strid_t\n", arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "4IuSIu:Qc") == 0) {
printf("%u, %s, %u, returning a frefid_t\n", arglist[0].uint, arglist[1].charstr, arglist[2].uint);
} else if (strcmp(prototype, "4QcIuIu:Qb") == 0) {
printf("fileref at %p, %u, %u, returning a strid_t\n", arglist[0].opaqueref, arglist[1].uint, arglist[2].uint);
} else if (strcmp(prototype, "3Qa<Iu<Iu:") == 0) {
printf("win at %p, outref to a glui32, outref to a glui32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "6QaIuIsIsIuIu:") == 0) {
printf("win at %p, %u, %d, %d, %u, %u\n", arglist[0].opaqueref, arglist[1].uint, arglist[2].sint, arglist[3].sint, arglist[4].uint, arglist[5].uint);
} else if (strcmp(prototype, "4Iu<Iu<Iu:Iu") == 0) {
printf("%u, outref to a glui32, outref to a glui32, returning a glui32\n", arglist[0].uint);
} else {
printf("unhandled prototype\n");
}
switch (funcnum) {
case 0x0004: /* gestalt */
arglist[3].uint = glk_gestalt(arglist[0].uint, arglist[1].uint);
break;
case 0x0005: /* gestalt_ext */
if (arglist[2].ptrflag) {
arglist[6].uint = glk_gestalt_ext(arglist[0].uint, arglist[1].uint,
arglist[3].array, arglist[4].uint);
}
else {
arglist[4].uint = glk_gestalt_ext(arglist[0].uint, arglist[1].uint,
NULL, 0);
}
break;
case 0x0020: /* window_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_window_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_window_iterate(arglist[0].opaqueref, NULL);
break;
case 0x0023: /* window_open */
arglist[6].opaqueref = glk_window_open(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, arglist[3].uint, arglist[4].uint);
break;
case 0x0025: /* window_get_size */
{
int ix = 1;
glui32 *ptr1, *ptr2;
if (!arglist[ix].ptrflag) {
ptr1 = NULL;
}
else {
ix++;
ptr1 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr2 = NULL;
}
else {
ix++;
ptr2 = &(arglist[ix].uint);
}
ix++;
glk_window_get_size(arglist[0].opaqueref, ptr1, ptr2);
}
break;
case 0x0028: /* window_get_type */
arglist[2].uint = glk_window_get_type(arglist[0].opaqueref);
break;
case 0x002A: /* window_clear */
glk_window_clear(arglist[0].opaqueref);
break;
case 0x002B: /* window_move_cursor */
glk_window_move_cursor(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x002F: /* set_window */
glk_set_window(arglist[0].opaqueref);
break;
case 0x0040: /* stream_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_stream_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_stream_iterate(arglist[0].opaqueref, NULL);
break;
case 0x0042: /* stream_open_file */
arglist[4].opaqueref = glk_stream_open_file(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x0043: /* stream_open_memory */
if (arglist[0].ptrflag)
arglist[6].opaqueref = glk_stream_open_memory(arglist[1].array,
arglist[2].uint, arglist[3].uint, arglist[4].uint);
else
arglist[4].opaqueref = glk_stream_open_memory(NULL,
0, arglist[1].uint, arglist[2].uint);
break;
case 0x0044: /* stream_close */
if (arglist[1].ptrflag) {
stream_result_t dat;
glk_stream_close(arglist[0].opaqueref, &dat);
arglist[2].uint = dat.readcount;
arglist[3].uint = dat.writecount;
}
else {
glk_stream_close(arglist[0].opaqueref, NULL);
}
break;
case 0x0047: /* stream_set_current */
glk_stream_set_current(arglist[0].opaqueref);
break;
case 0x0048: /* stream_get_current */
arglist[1].opaqueref = glk_stream_get_current();
break;
case 0x0061: /* fileref_create_by_name */
arglist[4].opaqueref = glk_fileref_create_by_name(arglist[0].uint,
arglist[1].charstr, arglist[2].uint);
break;
case 0x0062: /* fileref_create_by_prompt */
arglist[4].opaqueref = glk_fileref_create_by_prompt(arglist[0].uint,
arglist[1].uint, arglist[2].uint);
break;
case 0x0067: /* fileref_does_file_exist */
arglist[2].uint = glk_fileref_does_file_exist(arglist[0].opaqueref);
break;
case 0x0086: /* set_style */
glk_set_style(arglist[0].uint);
break;
case 0x0087: /* set_style_stream */
glk_set_style_stream(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x0090: /* get_char_stream */
arglist[2].sint = glk_get_char_stream(arglist[0].opaqueref);
break;
case 0x00B0: /* stylehint_set */
glk_stylehint_set(arglist[0].uint, arglist[1].uint,
arglist[2].uint, arglist[3].sint);
break;
case 0x00C0: /* select */
if (arglist[0].ptrflag) {
event_t dat;
glk_select(&dat);
arglist[1].uint = dat.type;
arglist[2].opaqueref = dat.win;
arglist[3].uint = dat.val1;
arglist[4].uint = dat.val2;
}
else {
glk_select(NULL);
}
break;
case 0x00D0: /* request_line_event */
if (arglist[1].ptrflag)
glk_request_line_event(arglist[0].opaqueref, arglist[2].array,
arglist[3].uint, arglist[4].uint);
else
glk_request_line_event(arglist[0].opaqueref, NULL,
0, arglist[2].uint);
break;
case 0x00D2: /* request_char_event */
glk_request_char_event(arglist[0].opaqueref);
break;
case 0x00E0: /* image_get_info */
{
int ix = 1;
glui32 *ptr1, *ptr2;
if (!arglist[ix].ptrflag) {
ptr1 = NULL;
}
else {
ix++;
ptr1 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr2 = NULL;
}
else {
ix++;
ptr2 = &(arglist[ix].uint);
}
ix++;
ix++;
arglist[ix].uint = glk_image_get_info(arglist[0].uint, ptr1, ptr2);
}
break;
case 0x00E1: /* image_draw */
arglist[5].uint = glk_image_draw(arglist[0].opaqueref,
arglist[1].uint,
arglist[2].sint, arglist[3].sint);
break;
case 0x00E2: /* image_draw_scaled */
arglist[7].uint = glk_image_draw_scaled(arglist[0].opaqueref,
arglist[1].uint,
arglist[2].sint, arglist[3].sint,
arglist[4].uint, arglist[5].uint);
break;
case 0x00EA: /* window_fill_rect */
glk_window_fill_rect(arglist[0].opaqueref, arglist[1].uint,
arglist[2].sint, arglist[3].sint,
arglist[4].uint, arglist[5].uint);
break;
case 0x0128: /* put_char_uni */
glk_put_char_uni(arglist[0].uint);
break;
case 0x0139: /* stream_open_memory_uni */
if (arglist[0].ptrflag)
arglist[6].opaqueref = glk_stream_open_memory_uni(arglist[1].array,
arglist[2].uint, arglist[3].uint, arglist[4].uint);
else
arglist[4].opaqueref = glk_stream_open_memory_uni(NULL,
0, arglist[1].uint, arglist[2].uint);
break;
default:
printf("Unhandled call to %s via dispatch\n", gidispatch_function->name);
#if 0
case 0x0001: /* exit */
glk_exit();
break;
case 0x0002: /* set_interrupt_handler */
/* cannot be invoked through dispatch layer */
break;
case 0x0003: /* tick */
glk_tick();
break;
case 0x0021: /* window_get_rock */
arglist[2].uint = glk_window_get_rock(arglist[0].opaqueref);
break;
case 0x0022: /* window_get_root */
arglist[1].opaqueref = glk_window_get_root();
break;
case 0x0024: /* window_close */
if (arglist[1].ptrflag) {
stream_result_t dat;
glk_window_close(arglist[0].opaqueref, &dat);
arglist[2].uint = dat.readcount;
arglist[3].uint = dat.writecount;
}
else {
glk_window_close(arglist[0].opaqueref, NULL);
}
break;
case 0x0026: /* window_set_arrangement */
glk_window_set_arrangement(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, arglist[3].opaqueref);
break;
case 0x0027: /* window_get_arrangement */
{
int ix = 1;
glui32 *ptr1, *ptr2;
winid_t *ptr3;
if (!arglist[ix].ptrflag) {
ptr1 = NULL;
}
else {
ix++;
ptr1 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr2 = NULL;
}
else {
ix++;
ptr2 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr3 = NULL;
}
else {
ix++;
ptr3 = (winid_t *)(&(arglist[ix].opaqueref));
}
ix++;
glk_window_get_arrangement(arglist[0].opaqueref, ptr1, ptr2, ptr3);
}
break;
case 0x0029: /* window_get_parent */
arglist[2].opaqueref = glk_window_get_parent(arglist[0].opaqueref);
break;
case 0x002C: /* window_get_stream */
arglist[2].opaqueref = glk_window_get_stream(arglist[0].opaqueref);
break;
case 0x002D: /* window_set_echo_stream */
glk_window_set_echo_stream(arglist[0].opaqueref, arglist[1].opaqueref);
break;
case 0x002E: /* window_get_echo_stream */
arglist[2].opaqueref = glk_window_get_echo_stream(arglist[0].opaqueref);
break;
case 0x0030: /* window_get_sibling */
arglist[2].opaqueref = glk_window_get_sibling(arglist[0].opaqueref);
break;
case 0x0041: /* stream_get_rock */
arglist[2].uint = glk_stream_get_rock(arglist[0].opaqueref);
break;
case 0x0045: /* stream_set_position */
glk_stream_set_position(arglist[0].opaqueref, arglist[1].sint,
arglist[2].uint);
break;
case 0x0046: /* stream_get_position */
arglist[2].uint = glk_stream_get_position(arglist[0].opaqueref);
break;
case 0x0048: /* stream_get_current */
arglist[1].opaqueref = glk_stream_get_current();
break;
case 0x0060: /* fileref_create_temp */
arglist[3].opaqueref = glk_fileref_create_temp(arglist[0].uint,
arglist[1].uint);
break;
case 0x0063: /* fileref_destroy */
glk_fileref_destroy(arglist[0].opaqueref);
break;
case 0x0064: /* fileref_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_fileref_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_fileref_iterate(arglist[0].opaqueref, NULL);
break;
case 0x0065: /* fileref_get_rock */
arglist[2].uint = glk_fileref_get_rock(arglist[0].opaqueref);
break;
case 0x0066: /* fileref_delete_file */
glk_fileref_delete_file(arglist[0].opaqueref);
break;
case 0x0068: /* fileref_create_from_fileref */
arglist[4].opaqueref = glk_fileref_create_from_fileref(arglist[0].uint,
arglist[1].opaqueref, arglist[2].uint);
break;
case 0x0080: /* put_char */
glk_put_char(arglist[0].uch);
break;
case 0x0081: /* put_char_stream */
glk_put_char_stream(arglist[0].opaqueref, arglist[1].uch);
break;
case 0x0082: /* put_string */
glk_put_string(arglist[0].charstr);
break;
case 0x0083: /* put_string_stream */
glk_put_string_stream(arglist[0].opaqueref, arglist[1].charstr);
break;
case 0x0084: /* put_buffer */
if (arglist[0].ptrflag)
glk_put_buffer(arglist[1].array, arglist[2].uint);
else
glk_put_buffer(NULL, 0);
break;
case 0x0085: /* put_buffer_stream */
if (arglist[1].ptrflag)
glk_put_buffer_stream(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
glk_put_buffer_stream(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0091: /* get_line_stream */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_line_stream(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_line_stream(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0092: /* get_buffer_stream */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_buffer_stream(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_buffer_stream(arglist[0].opaqueref,
NULL, 0);
break;
case 0x00A0: /* char_to_lower */
arglist[2].uch = glk_char_to_lower(arglist[0].uch);
break;
case 0x00A1: /* char_to_upper */
arglist[2].uch = glk_char_to_upper(arglist[0].uch);
break;
case 0x00B1: /* stylehint_clear */
glk_stylehint_clear(arglist[0].uint, arglist[1].uint,
arglist[2].uint);
break;
case 0x00B2: /* style_distinguish */
arglist[4].uint = glk_style_distinguish(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x00B3: /* style_measure */
if (arglist[3].ptrflag)
arglist[6].uint = glk_style_measure(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, &(arglist[4].uint));
else
arglist[5].uint = glk_style_measure(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, NULL);
break;
case 0x00C1: /* select_poll */
if (arglist[0].ptrflag) {
event_t dat;
glk_select_poll(&dat);
arglist[1].uint = dat.type;
arglist[2].opaqueref = dat.win;
arglist[3].uint = dat.val1;
arglist[4].uint = dat.val2;
}
else {
glk_select_poll(NULL);
}
break;
case 0x00D1: /* cancel_line_event */
if (arglist[1].ptrflag) {
event_t dat;
glk_cancel_line_event(arglist[0].opaqueref, &dat);
arglist[2].uint = dat.type;
arglist[3].opaqueref = dat.win;
arglist[4].uint = dat.val1;
arglist[5].uint = dat.val2;
}
else {
glk_cancel_line_event(arglist[0].opaqueref, NULL);
}
break;
case 0x00D3: /* cancel_char_event */
glk_cancel_char_event(arglist[0].opaqueref);
break;
case 0x00D4: /* request_mouse_event */
glk_request_mouse_event(arglist[0].opaqueref);
break;
case 0x00D5: /* cancel_mouse_event */
glk_cancel_mouse_event(arglist[0].opaqueref);
break;
case 0x00D6: /* request_timer_events */
glk_request_timer_events(arglist[0].uint);
break;
#ifdef GLK_MODULE_IMAGE
case 0x00E8: /* window_flow_break */
glk_window_flow_break(arglist[0].opaqueref);
break;
case 0x00E9: /* window_erase_rect */
glk_window_erase_rect(arglist[0].opaqueref,
arglist[1].sint, arglist[2].sint,
arglist[3].uint, arglist[4].uint);
break;
case 0x00EB: /* window_set_background_color */
glk_window_set_background_color(arglist[0].opaqueref, arglist[1].uint);
break;
#endif /* GLK_MODULE_IMAGE */
#ifdef GLK_MODULE_SOUND
case 0x00F0: /* schannel_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_schannel_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_schannel_iterate(arglist[0].opaqueref, NULL);
break;
case 0x00F1: /* schannel_get_rock */
arglist[2].uint = glk_schannel_get_rock(arglist[0].opaqueref);
break;
case 0x00F2: /* schannel_create */
arglist[2].opaqueref = glk_schannel_create(arglist[0].uint);
break;
case 0x00F3: /* schannel_destroy */
glk_schannel_destroy(arglist[0].opaqueref);
break;
case 0x00F8: /* schannel_play */
arglist[3].uint = glk_schannel_play(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x00F9: /* schannel_play_ext */
arglist[5].uint = glk_schannel_play_ext(arglist[0].opaqueref,
arglist[1].uint, arglist[2].uint, arglist[3].uint);
break;
case 0x00FA: /* schannel_stop */
glk_schannel_stop(arglist[0].opaqueref);
break;
case 0x00FB: /* schannel_set_volume */
glk_schannel_set_volume(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x00FC: /* sound_load_hint */
glk_sound_load_hint(arglist[0].uint, arglist[1].uint);
break;
#endif /* GLK_MODULE_SOUND */
#ifdef GLK_MODULE_HYPERLINKS
case 0x0100: /* set_hyperlink */
glk_set_hyperlink(arglist[0].uint);
break;
case 0x0101: /* set_hyperlink_stream */
glk_set_hyperlink_stream(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x0102: /* request_hyperlink_event */
glk_request_hyperlink_event(arglist[0].opaqueref);
break;
case 0x0103: /* cancel_hyperlink_event */
glk_cancel_hyperlink_event(arglist[0].opaqueref);
break;
#endif /* GLK_MODULE_HYPERLINKS */
#ifdef GLK_MODULE_UNICODE
case 0x0120: /* buffer_to_lower_case_uni */
if (arglist[0].ptrflag)
arglist[5].uint = glk_buffer_to_lower_case_uni(arglist[1].array, arglist[2].uint, arglist[3].uint);
else
arglist[3].uint = glk_buffer_to_lower_case_uni(NULL, 0, arglist[1].uint);
break;
case 0x0121: /* buffer_to_upper_case_uni */
if (arglist[0].ptrflag)
arglist[5].uint = glk_buffer_to_upper_case_uni(arglist[1].array, arglist[2].uint, arglist[3].uint);
else
arglist[3].uint = glk_buffer_to_upper_case_uni(NULL, 0, arglist[1].uint);
break;
case 0x0122: /* buffer_to_title_case_uni */
if (arglist[0].ptrflag)
arglist[6].uint = glk_buffer_to_title_case_uni(arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
else
arglist[4].uint = glk_buffer_to_title_case_uni(NULL, 0, arglist[1].uint, arglist[2].uint);
break;
case 0x0129: /* put_string_uni */
glk_put_string_uni(arglist[0].unicharstr);
break;
case 0x012A: /* put_buffer_uni */
if (arglist[0].ptrflag)
glk_put_buffer_uni(arglist[1].array, arglist[2].uint);
else
glk_put_buffer_uni(NULL, 0);
break;
case 0x012B: /* put_char_stream_uni */
glk_put_char_stream_uni(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x012C: /* put_string_stream_uni */
glk_put_string_stream_uni(arglist[0].opaqueref, arglist[1].unicharstr);
break;
case 0x012D: /* put_buffer_stream_uni */
if (arglist[1].ptrflag)
glk_put_buffer_stream_uni(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
glk_put_buffer_stream_uni(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0130: /* get_char_stream_uni */
arglist[2].sint = glk_get_char_stream_uni(arglist[0].opaqueref);
break;
case 0x0131: /* get_buffer_stream_uni */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_buffer_stream_uni(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_buffer_stream_uni(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0132: /* get_line_stream_uni */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_line_stream_uni(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_line_stream_uni(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0138: /* stream_open_file_uni */
arglist[4].opaqueref = glk_stream_open_file_uni(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x0140: /* request_char_event_uni */
glk_request_char_event_uni(arglist[0].opaqueref);
break;
case 0x0141: /* request_line_event_uni */
if (arglist[1].ptrflag)
glk_request_line_event_uni(arglist[0].opaqueref, arglist[2].array,
arglist[3].uint, arglist[4].uint);
else
glk_request_line_event_uni(arglist[0].opaqueref, NULL,
0, arglist[2].uint);
break;
#endif /* GLK_MODULE_UNICODE */
#endif /* 0 */
}
}
/* event parsing loop freely stolen from Zarf's glk example code */
void debug_monitor() {
char commandbuf[256], lastcommand[256];
char *cx, *cmd;
int gotline, len, monitor, match;
event_t ev;
char *parser = "^([cfghlnoqsx])( +([0-9a-f]+))?";
// char *parser = "\\([cghlnqsx]\\)\\( 0\\)?";
char *matched;
regex_t preg;
size_t nmatch = 4;
regmatch_t pmatch[4];
monitor = TRUE;
while(monitor) {
glk_put_string("\nmonitor>");
// if (cmd)
// strncpy(lastcommand, cmd, 256);
glk_request_line_event(mainwin, commandbuf, 255, 0);
gotline = FALSE;
while (!gotline) {
glk_select(&ev);
if (ev.type == evtype_LineInput)
gotline = TRUE;
}
len = ev.val1;
commandbuf[len] = '\0';
for (cx = commandbuf; *cx; cx++) {
*cx = glk_char_to_lower(*cx);
}
/* strip whitespace */
for (cx = commandbuf; *cx == ' '; cx++) { };
cmd = cx;
for (cx = commandbuf+len-1; cx >= cmd && *cx == ' '; cx--) { };
*(cx+1) = '\0';
if (*cmd == '\0') {
monitor = FALSE;
continue;
}
if ((match = regcomp(&preg, parser, REG_EXTENDED | REG_ICASE)) != 0) {
fatal_error("Bad regex\n");
}
if ((match = regexec(&preg, cmd, nmatch, pmatch, 0)) != 0) {
glk_put_string("pardon? - try 'h' for help\n");
} else {
if(match_command("c")) {
monitor = FALSE;
} else if (match_command("f")) {
match_args_and_call(debug_print_callstack, 0xffff)
} else if (match_command("g")) {
match_args_and_call(debug_print_global, 0xff)
} else if (match_command("h")) {
debug_print_help();
} else if (match_command("l")) {
match_args_and_call(debug_print_local, 0xff)
} else if (match_command("n")) {
monitor = FALSE;
} else if (match_command("o")) {
match_args_and_call(debug_print_object, 1);
} else if (match_command("x")) {
match_args_and_call(debug_print_memory, 0xdeadbeef)
} else if (match_command("")) {
match_args_and_call(debug_print_zstring, 0)
} else if (match_command("q")) {
fatal_error("Debugger terminated game.");
} else if (match_command("s")) {
debug_print_stack();
} else if (match_command("x")) {
match_args_and_call(debug_print_memory, 0xdeadbeef)
}
}
regfree(&preg);
}
}
static void debug_print_help() {
glk_put_string("zerp internal debugger\n\n");
glk_put_string("c - continue execution\n");
glk_put_string("f [frameno] - print call stack frame, omit arg to show all frames\n");
glk_put_string("g [globalno] - print global variable <globalno>, omit arg to see all globals\n");
glk_put_string("h - this help information\n");
glk_put_string("l [localno] - print local variable <localno>, omit arg to see all locals\n");
glk_put_string("n - execute next instruction\n");
glk_put_string("p [address] - print zstring at <address>\n");
glk_put_string("q - quit game\n");
glk_put_string("s - print stack contents\n");
glk_put_string("x [address] - examine memory at <address>\n");
glk_put_string("\n");
}
static void accel_error(char *msg)
{
glk_put_char('\n');
glk_put_string(msg);
glk_put_char('\n');
}
