From 3554028fdf4454382698e53fc3744b6902da43b1 Mon Sep 17 00:00:00 2001
From: Adrian Siekierka <kontakt@asie.pl>
Date: Fri, 29 Dec 2023 08:38:59 +0100
Subject: [PATCH] fix building frontend_curses.c

---
 src/frontend_curses.c | 2 ++
 src/frontend_posix.c  | 6 ++++++
 src/posix_vfs.c       | 6 +++---
 src/zzt.c             | 2 ++
 4 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/frontend_curses.c b/src/frontend_curses.c
index a3a8a10..7affa82 100644
--- a/src/frontend_curses.c
+++ b/src/frontend_curses.c
@@ -78,6 +78,8 @@ static void platform_kbd_tick(void) {
 }
 
 #include "asset_loader.h"
+
+#define FRONTEND_POSIX_NO_AUDIO
 #include "frontend_posix.c"
 
 static int nc_color_map[] = {
diff --git a/src/frontend_posix.c b/src/frontend_posix.c
index d729b1c..94e1ff1 100644
--- a/src/frontend_posix.c
+++ b/src/frontend_posix.c
@@ -54,7 +54,9 @@ static void posix_zzt_help(int argc, char **argv) {
 	fprintf(stderr, "  -m []  set memory limit, in KB (64-640)\n");
 	fprintf(stderr, "  -M []  set extended memory limit, in KB\n");
 	fprintf(stderr, "  -t     enable world testing mode (skip K, C, ENTER)\n");
+#ifndef FRONTEND_POSIX_NO_AUDIO
 	fprintf(stderr, "  -V []  set starting volume (0-100)\n");
+#endif
 	fprintf(stderr, "\n");
 	fprintf(stderr, "See <https://zeta.asie.pl/> for more information.\n");
 }
@@ -122,9 +124,11 @@ static int posix_zzt_init(int argc, char **argv) {
 			case 't':
 				skip_kc = 1;
 				break;
+#ifndef FRONTEND_POSIX_NO_AUDIO
 			case 'V':
 				starting_volume = atoi(optarg);
 				break;
+#endif
 			case '?':
 				fprintf(stderr, "Could not parse options! Try %s -h for help.\n", argv > 0 ? argv[0] : "running with");
 				exit(0);
@@ -137,9 +141,11 @@ static int posix_zzt_init(int argc, char **argv) {
 	zzt_init(memory_kbs);
 	zzt_set_max_extended_memory(extended_memory_kbs);
 	zzt_load_blink(video_blink);
+#ifndef FRONTEND_POSIX_NO_AUDIO
 	if (starting_volume >= 0) {
 		audio_stream_set_volume(starting_volume * 6 / 10);
 	}
+#endif
 
 #ifdef USE_GETOPT
 	if (argc > optind && posix_vfs_exists(argv[optind])) {
diff --git a/src/posix_vfs.c b/src/posix_vfs.c
index 19a48e9..f0a217f 100644
--- a/src/posix_vfs.c
+++ b/src/posix_vfs.c
@@ -57,7 +57,7 @@
 #define MAX_FILES_START 16
 #define MAX_FILES_LIMIT 256
 
-// #define DEBUG_VFS
+#define DEBUG_VFS
 
 static FILE **file_pointers;
 static char **file_pointer_names;
@@ -562,7 +562,7 @@ int vfs_read(int handle, u8* ptr, int amount) {
 	FILE* fptr = file_pointers[handle-1];
 	int count = fread(ptr, 1, amount, fptr);
 #ifdef DEBUG_VFS
-	fprintf(stderr, "posix vfs: read %d/%d bytes from %d\n", count, amount, handle);
+//	fprintf(stderr, "posix vfs: read %d/%d bytes from %d\n", count, amount, handle);
 	vfs_check_error(fptr);
 #endif
 	return count;
@@ -573,7 +573,7 @@ int vfs_write(int handle, u8* ptr, int amount) {
 	FILE* fptr = file_pointers[handle-1];
 	int count = fwrite(ptr, 1, amount, fptr);
 #ifdef DEBUG_VFS
-	fprintf(stderr, "posix vfs: wrote %d/%d bytes to %d\n", count, amount, handle);
+//	fprintf(stderr, "posix vfs: wrote %d/%d bytes to %d\n", count, amount, handle);
 	vfs_check_error(fptr);
 #endif
 	return count;
diff --git a/src/zzt.c b/src/zzt.c
index 304ed61..e22bb3e 100644
--- a/src/zzt.c
+++ b/src/zzt.c
@@ -993,6 +993,8 @@ static int cpu_func_intr_0xa5(cpu_state* cpu) {
 
 static int cpu_func_intr_0x21(cpu_state* cpu) {
 	zzt_state* zzt = (zzt_state*) cpu;
+	if (cpu->ah != 0x2c && cpu->ah != 0x3f)
+	fprintf(stderr, "dbg: interrupt %02X %04X\n", 0x21, cpu->ax);
 
 	switch (cpu->ah) {
 		case 0x48: { // allocation (unsupported)