From 2096c4f2fc24b588f1f83f994d0605a806104341 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pavel=20Kala=C5=A1=20=28Floxen=29?=
 <pavelkalas2048@seznam.cz>
Date: Mon, 13 Jul 2026 20:59:07 +0200
Subject: [PATCH] =?UTF-8?q?build:=20dopln=C4=9Bn=C3=BD=20automatick=C3=BD?=
 =?UTF-8?q?=20build=20sysapps?=
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Upraveno: Makefile

- přidané hledání zdrojáků v sysapps/*.c

- přidané generování runtime registru sysapps

- přidané linkování registry objektu a sysapps objektů

- každá appka se kompiluje s přemapováním init na unikátní symbol

Přidáno/Odstraněno: nic mimo Makefile
---
 Makefile | 35 +++++++++++++++++++++++++++++++++--
 1 file changed, 33 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 8a933c3..eea58fb 100644
--- a/Makefile
+++ b/Makefile
@@ -16,6 +16,11 @@ IMG := $(BUILD)/aster.img
 DATA_DISK := asterfs.img
 BRIDGE_IF ?= br0
 
+SYSAPP_SRCS := $(wildcard sysapps/*.c)
+SYSAPP_OBJS := $(patsubst sysapps/%.c,$(BUILD)/sysapps/%.o,$(SYSAPP_SRCS))
+SYSAPP_REGISTRY_SRC := $(BUILD)/kernel/sysapps_registry.c
+SYSAPP_REGISTRY_OBJ := $(BUILD)/kernel/sysapps_registry.o
+
 KERNEL_OBJS := \
 	$(BUILD)/arch/x86_64/entry.o \
 	$(BUILD)/arch/x86_64/gdt.o \
@@ -37,12 +42,14 @@ KERNEL_OBJS := \
 	$(BUILD)/drivers/timer.o \
 	$(BUILD)/drivers/storage.o \
 	$(BUILD)/apps/calc_app.o \
-	$(BUILD)/apps/tetris_app.o
+	$(BUILD)/apps/tetris_app.o \
+	$(SYSAPP_REGISTRY_OBJ) \
+	$(SYSAPP_OBJS)
 
 all: $(IMG)
 
 $(BUILD):
-	mkdir -p $(BUILD)/boot $(BUILD)/kernel $(BUILD)/arch/x86_64 $(BUILD)/drivers $(BUILD)/apps
+	mkdir -p $(BUILD)/boot $(BUILD)/kernel $(BUILD)/arch/x86_64 $(BUILD)/drivers $(BUILD)/apps $(BUILD)/sysapps
 
 $(BUILD)/boot/boot.bin: boot/boot.asm | $(BUILD)
 	$(AS) -f bin $< -o $@
@@ -65,6 +72,30 @@ $(BUILD)/drivers/%.o: drivers/%.c | $(BUILD)
 $(BUILD)/apps/%.o: apps/%.c | $(BUILD)
 	$(CC) $(CFLAGS) -c $< -o $@
 
+$(BUILD)/sysapps/%.o: sysapps/%.c | $(BUILD)
+	mkdir -p $(dir $@)
+	$(CC) $(CFLAGS) -Dinit=sysapp_init_$* -c $< -o $@
+
+$(SYSAPP_REGISTRY_SRC): $(SYSAPP_SRCS) | $(BUILD)
+	mkdir -p $(dir $@)
+	@{ \
+		echo '#include "sysapps_runtime.h"'; \
+		for f in $(SYSAPP_SRCS); do \
+			n=$${f##*/}; n=$${n%.c}; \
+			echo "extern void sysapp_init_$${n}(void);"; \
+		done; \
+		echo 'const sysapp_entry_t g_sysapps[] = {'; \
+		for f in $(SYSAPP_SRCS); do \
+			n=$${f##*/}; n=$${n%.c}; \
+			echo "    {\"$${n}\", sysapp_init_$${n}},"; \
+		done; \
+		echo '    {0, 0}'; \
+		echo '};'; \
+	} > $@
+
+$(SYSAPP_REGISTRY_OBJ): $(SYSAPP_REGISTRY_SRC)
+	$(CC) $(CFLAGS) -c $< -o $@
+
 $(BUILD)/kernel.elf: $(KERNEL_OBJS) linker.ld
 	$(LD) $(LDFLAGS) -o $@ $(KERNEL_OBJS)