From b90f157666f871378a05521b93c66faa7c493af5 Mon Sep 17 00:00:00 2001
From: Michal Idziorek <m.i@gmx.at>
Date: Fri, 21 Nov 2014 02:09:51 +0100
Subject: improving flags

---
 Makefile | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 7633252..9ab1e7c 100644
--- a/Makefile
+++ b/Makefile
@@ -33,17 +33,24 @@ CC=i686-elf-gcc
 ############ compiler flags ############
 CFLAGS=
 CFLAGS+=-ffreestanding 
-CFLAGS+=-nostdlib 
+CFLATS+=-Wall
+CFLAGS+=-Wextra
+#CFLAGS+=-O2
+#CFLAGS+=-nostdlib 
 CFLAGS+=-std=gnu11
 CFLAGS+=-I.
 CFLAGS+=-I/home/miguel/temp/fool-os-stuff/newlib-2.1.0/newlib/libc/include 
 #CFLAGS+=-lgcc 
-CFLAGS+=-Werror-implicit-function-declaration
+#CFLAGS+=-Werror-implicit-function-declaration
 #CFLAGS+=-fno-zero-initialized-in-bss
 #CFLAGS+= -O4
 #CFLAGS+=-fdata-sections -ffunction-sections
 #CFLAGS+= -Werror
 
+LDFLAGS=
+LDFLAGS+=-nostdlib
+LDFLAGS+=-lgcc
+
 
 
 ############ source and object files and their deps ############
@@ -115,7 +122,7 @@ $(CLEANDIRS):
 
 # the kernel_entry.o needs to be FIRST!!
 $(BIN_KERNEL): $(KERNEL_ENTRY) $(ASM_OBJECTS) $(OBJECTS) 
-	$(CC) $(CFLAGS) -o $@ -Wl,-Ttext,$(KERNEL_START),--oformat,binary $^ 
+	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ -Wl,-Ttext,$(KERNEL_START),--oformat,binary $^ 
 
 
 
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