From 3865746d3c0db2978134470fde6cfcd734abfef7 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期六, 10 十月 2020 16:42:59 +0800
Subject: [PATCH] update
---
Make.defines.linux | 63 ++++++++++++++++++++++++-------
1 files changed, 49 insertions(+), 14 deletions(-)
diff --git a/Make.defines.linux b/Make.defines.linux
index 9e30018..2a1fddc 100755
--- a/Make.defines.linux
+++ b/Make.defines.linux
@@ -1,33 +1,68 @@
# Common make definitions, customized for each platform
+
+
+# Cross-compiler jos toolchain
+#
+# This Makefile will automatically use the cross-compiler toolchain
+# installed as 'i386-jos-elf-*', if one exists. If the host tools ('gcc',
+# 'objdump', and so forth) compile for a 32-bit x86 ELF target, that will
+# be detected as well. If you have the right compiler toolchain installed
+# using a different name, set GCCPREFIX explicitly in conf/env.mk
+
+# try to infer the correct GCCPREFIX
+ifndef GCCPREFIX
+GCCPREFIX := $(shell if i386-jos-elf-objdump -i 2>&1 | grep '^elf32-i386$$' >/dev/null 2>&1; \
+ then echo 'i386-jos-elf-'; \
+ elif objdump -i 2>&1 | grep 'elf32-i386' >/dev/null 2>&1; \
+ then echo ''; \
+ else echo "***" 1>&2; \
+ echo "*** Error: Couldn't find an i386-*-elf version of GCC/binutils." 1>&2; \
+ echo "*** Is the directory with i386-jos-elf-gcc in your PATH?" 1>&2; \
+ echo "*** If your i386-*-elf toolchain is installed with a command" 1>&2; \
+ echo "*** prefix other than 'i386-jos-elf-', set your GCCPREFIX" 1>&2; \
+ echo "*** environment variable to that prefix and run 'make' again." 1>&2; \
+ echo "*** To turn off this error, run 'gmake GCCPREFIX= ...'." 1>&2; \
+ echo "***" 1>&2; exit 1; fi)
+endif
+
# Definitions required in all program directories to compile and link
# C programs using gcc.
DEBUG=y
CC = g++
-COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) -c
-LINK.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS)
-LDFLAGS=
+# COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c
+# LINK.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)
+
+# preprocessor options
+CPPFLAGS += $(INCLUDES) -std=c++11
+# compilation options
+CFLAGS += $(DEBUGFLAGS) -Wall -DLINUX -D_GNU_SOURCE $(EXTRA)
+# linked options
+LDFLAGS +=
+
+
LDDIR += -L$(ROOT)/lib
-LDLIBS += $(LDDIR) $(EXTRALIBS)
-INCLUDE += -I. -I./include -I$(ROOT)/include -I$(ROOT)/include/usgcommon
+LDLIBS += $(RPATH) $(LDDIR) $(EXTRALIBS)
+
+INCLUDES += -I. -I./include -I$(ROOT)/include
+
+DEST=$(ROOT)/build
+# DEST=.
ifeq ($(DEBUG),y)
- DEBFLAGS = -O -g # "-O" is needed to expand inlines
+ DEBUGFLAGS = -O -g # "-O" is needed to expand inlines
else
- DEBFLAGS = -O2
+ DEBUGFLAGS = -O2
endif
-CFLAGS += $(INCLUDE) $(DEBFLAGS) -mcx16 -std=c++11 -Wall -DLINUX -D_GNU_SOURCE $(EXTRA)
+
+
RANLIB=echo
AR=ar
AWK=awk
-#LIBCOMMON=$(ROOT)/common/libusgcommon.a
-
+NM := $(GCCPREFIX)nm
# Common temp files to delete from each directory.
-TEMPFILES=core core.* **/*.o temp.* *.out *.a *.so
-
-%: %.c
- $(CC) $(CFLAGS) $^ -o $@ $(LDFLAGS) $(LDLIBS)
+TEMPFILES=core core.* *.o temp.* *.out *.a *.so *.sym
--
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