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refactor, libc made optional

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veclavtlica
2026-09-14 12:21:49 +03:00
parent 26f6ba56e9
commit 1125073568
14 changed files with 178 additions and 152 deletions
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Player/Makefile
+5 -5
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@@ -1,26 +1,26 @@
CC = clang
# todo: Only link to libm on debug.
CFLAGS = -Wall -std=c99 -g3 -O3
CFLAGS = -Wall -std=c99 -g3 -O3 -flto=full
DEPS = ../Common/lzw.h ../Common/mat.h ../Common/vec.h ../Common/fix.h ../Common/def.h ../Common/bits.h \
../Common/gem.h \
../Common/Timer/timer.h \
./Display/display.h \
./draw.h
SRC = ../Common/lzw.c ../Common/fix.c ../Common/mat.c ./draw.c
OBJ = ../Common/lzw.o ../Common/fix.o ../Common/mat.o ./draw.o
LINUX = ./Main/linux.o ./amalgam.o Display/x11.o ../Common/Timer/unix.o
LINUX = ./amalgam.c
WASM = ./amalgam.c
DOS = maindos.c Display/dos.c
%.o: %.c $(DEPS)
$(CC) -c -o $@ $< $(CFLAGS)
linux: CFLAGS += -msse2 -lm -lX11
# TODO: Make it work with no stdlib.
linux: CFLAGS += -msse2 -lm -lX11 # -nostdlib
linux: $(LINUX) | $(SRC)
$(CC) -o player $^ $(CFLAGS)
# Note: lld package might need to be downloaded.
wasm: CFLAGS += --target=wasm32 -nostdlib -Wl,--no-entry
wasm: CFLAGS += --target=wasm32 -nostdlib -Wl,--no-entry -msimd128
wasm:
$(CC) -o player.wasm $(WASM) $(CFLAGS)
Player/amalgam.c
+10
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@@ -2,7 +2,17 @@
Amalgamation file, compiling all in single unit.
*/
#include "../Common/def.h"
#include "../Common/fix.c"
#include "../Common/lzw.c"
#include "../Common/mat.c"
#include "./draw.c"
#if COM_DEF_TARGET == COM_DEF_TARGET_LINUX
#include "../Common/Std/libc.c"
#include "../Common/Timer/posix.c"
#include "./Display/x11.c"
#include "./Main/linux.c"
#elif COM_DEF_TARGET == COM_DEF_TARGET_WASM
#include "../Common/Std/stub.c"
#endif
Player/draw.c
+4 -4
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@@ -6,14 +6,14 @@
#if COM_DEF_TARGET == COM_DEF_TARGET_WASM
uint8_t plr_draw_buffer[640 * 480 * 4];
__attribute__((export_name("plr_draw_get_pixel_buffer"))) uint8_t *
plr_draw_get_pixel_buffer(void) {
com_def_export_sym(
"plr_draw_get_pixel_buffer") uint8_t *plr_draw_get_pixel_buffer(void) {
return plr_draw_buffer;
}
#endif
__attribute__((export_name("plr_draw_screen"))) void
plr_draw_screen(uint8_t *pixel_buffer) {
com_def_export_sym("plr_draw_screen") void plr_draw_screen(
uint8_t *pixel_buffer) {
for (int y = 0; y < 480; y++) {
for (int x = 0; x < 640; x++) {
int pixel_index = (y * 640 + x) * 4;