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$CXXFLAGS seems to be ignored. image. Work-around is to use make all CFLAGS="$CFLAGS" but I don't know why. ... <看更多>
You want the CFLAGS environment variable. For example: $ export CFLAGS='-ggdb3' $ make test cc -ggdb3 test.c -o test. ... <看更多>
#1. 開放原始碼技術文件網使用條件編譯建立靈活的Makefile
在本指令中，我們用GCC-4.9 製作帶有除錯訊息的動態函式庫。 我們可以直接在命令列修改CFLAGS：. $ make CC=clang CFLAGS=" ...
#2. [Linux] 用CFLAGS -D來定義Makefile中global變數 - 菜園角耕耘 ...
利用CFLAGS -D來定義巨集變數，經過編譯之後，就可以在.c檔案中使用此定義巨集來做判斷。 # Makefile CC = gcc RM = rm CFLAGS += -DTest TARGETS := ...
#3. Makefile 語法簡介
在上例中，雖然在Makefile 裡雖然沒有指定 CFLAGS 的值，但make 會試圖以環境變數來代出 CFLAGS 的值。 可搭配 wildcard 指令在變數裡展開* ? [...] 等萬用字元。例： ...
#4. makefile中的CPPFLAGS LDFLAGS CFLAGS選項詳解- IT閱讀
換句話說，控制了gcc/g++ 就等於控制了所有四個步驟。從Makefile 規則中的編譯命令可以看出，編譯工具的行為全靠CC/CXX CPPFLAGS CFLAGS/CXXFLAGS LDFLAGS ...
#5. 3. 變數
在上一節我們看到 make 的隱含規則資料庫中用到了很多變數，有些變數沒有定義（例如 CFLAGS ），有些變數定義了預設值（例如 CC ），我們寫Makefile時可以重新定義這些變數 ...
#6. Implicit Variables (GNU make)
For example, the recipe used to compile a C source file actually says ' $(CC) -c $(CFLAGS) $(CPPFLAGS) '. The default values of the variables used are ' cc ...
Compile with: make erf LDLIBS="-lm" CFLAGS="-g -Wall -std=gnu11 -O3" */ #include ... LDLIBS，CFLAGS是打在Makefile 裏，原來可打在參數裏。make真利害。
#8. Cflags usage in makefile - Stack Overflow
You probably are using GCC as your C compiler (perhaps as a cross compiler), and your compilation commands are run by make .
#9. Makefile 中的CFLAGS 變數套用順序 - Albert 的筆記本
1. 若在命令列有先指定CFLAGS, 則Makefile 內的變數就不會套用。 例如： 執行make CFLAGS=-g ，則Makefile 內的CFLAGS 便會失效. 原文如下： If a ...
#10. Makefile當中CFLAGS, LDFLAGS, LIBS的使用方法 - 迷途工程師
1. 首先是CFLAGS: 說明: 在Makefile當中這個變數是用來指定header所在的位置 · 2. LDFLAGS: 說明: 用來指定編譯時所需要用到的Library的路徑位置 · 3. LIBS:.
#11. Makefile选项CFLAGS,LDFLAGS,LIBS - Taskiller - 博客园
CFLAGS 表示用于C 编译器的选项，CXXFLAGS 表示用于C++ 编译器的选项。这两个变量实际上涵盖了编译和汇编两个步骤。CFLAGS： 指定头文件（.h文件）的 ...
#12. gcc -D 或在Makefile裡的CFLAGS = -Dabc=$(B) - 易春木
gcc -D 或在Makefile裡的CFLAGS = -Dabc=$(B) · gcc -D option flag.
#13. CFLAGS详解_xinyuan510214的专栏 - CSDN博客
Makefile 选项CFLAGS,LDFLAGS,LIBSCFLAGS 表示用于C 编译器的选项，CXXFLAGS 表示用于C++ 编译器的选项。这两个变量实际上涵盖了编译和汇编两个步骤。
#14. CS107 Compiling Programs with Make
In CS107, we will use a program called make to compile our programs. ... A very simple makefile # # The default C compiler CC = gcc # The CFLAGS variable ...
#15. Makefile之cflags參數和ldflags參數 - 台部落
GCC編譯選項CFLAGS參數選項 說明-c 用於把源碼文件編譯成.o 對象文件, ... LDFLAGS = -L./lib，將makefile當前目錄下的、lib文件夾添加到庫文件搜索 ...
#16. A brief introduction to make and makefiles
To use make, a third file called Makefile should be created with the following text: # This is a makefile. CC = gcc. CFLAGS = -Wall LDFLAGS = -lm myprog: myprog ...
#17. A Simple Makefile Tutorial - Colby Computer Science
In particular, the macro CC is the C compiler to use, and CFLAGS is the list of flags to pass to the compilation command. By putting the object files--hellomake ...
#18. A Short Introduction to GNU make - Prof. Dr. Rudolf Berrendorf
c file to generate a .o file (with the same name prefix). condition, rule. t.o: t.c, $(CC) -c $(CPPFLAGS) $(CFLAGS). t.o: t.
#19. Makefile 宏 - 億聚網
make 程序允許您使用宏，這是類似的變量。 = 一對一個Makefile中定義的宏。例如：. MACROS= -me. PSROFF= groff -Tps DITROFF= groff -Tdvi CFLAGS= -O -systype bsd43
#20. 為什麼bitbake會忽略我的makefile中的CFLAGS？ - C _程式人生
我的應用程式的makefile如下向CFLAGS添加了一些內容: CFLAGS += -Wall -std=gnu99 但是，當我使用OpenEmbedded BitBake構建應用程式時，BitBake顯然會 ...
#21. CFLAGS env var ignored by makefile · Issue #958 · lz4/lz4
$CXXFLAGS seems to be ignored. image. Work-around is to use make all CFLAGS="$CFLAGS" but I don't know why.
#22. GNU Make 使用手冊（中譯版）
了GNU Make 使用手冊（3.79）版原文，在此基礎上翻譯了該手冊，以滿足對Linux 源代 ... 這樣，通過在環境中設置變數CFLAGS，您可以實現在絕大多數makefile 檔中的所有C.
#23. Makefile error: root-config --libs --cflags - Newbie
Makefile error: root-config --libs --cflags · Newbie · MicheleScattola November 4, 2021, 4:12pm #1. #Root version and compilers at the bottom of the post.
#24. Linux Kernel Makefiles
Makefile the top Makefile. .config the kernel configuration file. ... CFLAGS_$@ and AFLAGS_$@ only apply to commands in current kbuild makefile.
#25. Makefile: 为隐式规则( CFLAGS，LDFLAGS ) 执行的命令设置 ...
我对makefile非常新。 我正在阅读gnu by手册，但是我仍然不清楚如何在一个隐式规则执行时为编译器和链接器设置参数。
#26. Using make and writing Makefiles
make is a Unix tool to simplify building program executables from many ... compiler warnings CFLAGS = -g -Wall # the build target executable: TARGET ...
#27. make,config,gcc對於CC,CFLAGS的理解 - 每日頭條
對於make來說，他的Makefile內部分別針對CC，AR，RANLIB，STRIP，INSTALL，CPPFLAGS，CFLGAS，LIBS，LDFLAGS有自己的維護，你可以通過make CC=xxx的 ...
#28. Makefile - Oregon State University
Wunderboard Makefile Template written by Dan Albert # Edited by Tuan Truong ... create assembler listing CFLAGS += $(CDEFS) CFLAGS += -O$(OPT) CFLAGS += ...
#29. Compiling Programs for Debugging and Profiling
Because the compilation procedure is the same otherwise, you could give make a definition for CFLAGS on the command line. Since this definition overrides ...
#30. Other - Remove a flag from CFLAGS in a makefile - The ...
In a GNU makefile, it is possible to use filter-out to remove a flag from CFLAG like this : CFLAGS:=$(filter-out -flag,$(CFLAGS)) However, ...
#31. Makefile选项CFLAGS,LDFLAGS,LIBS - 51CTO博客
Makefile 选项CFLAGS,LDFLAGS,LIBS，CFLAGS表示用于C编译器的选项，CXXFLAGS表示用于C++编译器的选项。这两个变量实际上涵盖了编译和汇编两个步骤。
#32. Macros - IBM
Suppose you are using make to maintain a C program that you are compiling with ... Throughout the makefile, the example uses $(CC) and $(CFLAGS) in place of ...
#33. #237 (loader makefile CFLAGS altered by PGXS) – PostGIS
It looks like the pgxs include in the loader makefile is altering CFLAGS. On OSX, I use CFLAGS to insert arch flags for a multiarchitecture build ...
#34. Makefile 宏 - 極客書
make 程序允許您使用宏，這是類似的變量。 = 一對一個Makefile中定義的宏。 ... MACROS= -me PSROFF= groff -Tps DITROFF= groff -Tdvi CFLAGS= -O -systype bsd43 LIBS ...
#35. Makefile選項CFLAGS,LDFLAGS,LIBS - 碼上快樂 - CODEPRJ
Makefile 選項CFLAGS,LDFLAGS,LIBS. CFLAGS 表示用於C 編譯器的選項，CXXFLAGS 表示用於C++ 編譯器的選項。這兩個變量實際上涵蓋了編譯和匯編兩個步驟 ...
#36. c++ - 把东西(CFLAGS 或CXXFLAGS)放在Makefile 的什么地方？
先是 Makefile 这里有. CFLAGS = -g -Wall -lm 我在玩 C 那时。现在我在 C++ 我必须添加 -I eigen , 快速谷歌搜索并找到 CXXFLAGS 存在于 C++ 世界，而 CFLAGS 存在于 ...
#37. cmake CFLAGS CXXFLAGS-软件开发平台及语言笔记大全(超 ...
跟一般用Mafefile 可以直接在make 時候加上CFLAGS=-DDEBUG 但是cmake 無法. CC = gcc CFLAGS = -g RM = rm -f default: all all: Hello Hello: hello.c $(CC) ...
#38. Makefile重要筆記
變成Makefile撰寫. CC = gcc #欲使用的C compiler. CFLAGS = -O3 -ansi #欲使用的參數. INC = -I /usr/foo/include #include headers的位置.
#39. A Short Introduction to Makefile
Make reads its instruction from Makefile (called the descriptor file) by default. ... CFLAGS will be the options passed to the compiler. CFLAGS= -c -Wall.
#40. 寫一個簡單、通用的Makefile | Jayce 的共享記憶體
這篇筆記了一個簡單的通用Makefile，只需要修改少數幾個地方就可以應付規模不大的程式。 範例. TARGET = helloworld SRC_DIR = ./ INC_DIR = ./ CFLAGS += ...
#41. 关于c ++ 11：CFLAGS在Makefile中被忽略 - 码农家园
CFLAGS are ignored in Makefile我正在使用以下makefile来构建我的项目：[cc]CC = /usr/bin/g++CFLAGS = -Wall -pedantic -std=c++0xLDFLAGS = OBJ ...
#42. makefile CFLAGS？ - 问答- 云+社区 - 腾讯云
在makefile文件中的某处，CFLAG将用于编译行，如下所示： $(CC) $(CFLAGS) $(C_INCLUDES) $<. 并最终在执行过程中将其转换为：.
#43. Makefile中用巨集定義進行條件編譯(gcc -D)/在 ... - 程式前沿
只要在Makefile中的CFLAGS中通過選項-D來指定你於定義的巨集即可。 如: CFLAGS = -D _YUQIANG 在編譯的時候加上此選項就可以了： $(CC) $(CFLAGS) $^ ...
#44. 專案建置檔Makefile · 底層的C 語言世界
https://github.com/jserv/mini-arm-os/blob/master/07-Threads/Makefile. CROSS_COMPILE ?= arm-none-eabi- CC := $(CROSS_COMPILE)gcc AS := $(CROSS_COMPILE)as CFLAGS ...
#45. Makefile
HDF example Makefile. CC = gcc # gnu c compiler CFLAGS= # You will need to set this on your system HDFHOME=/home/mussel9/asc/HDF4.1r2 LIBDIR ...
#46. Enabling code coverage for make projects
CFLAGS are additional flags to give to the C compiler. Use CFLAGS # for the C++ compiler. # -c compiles or assemble the source files, but doesn't link, ...
#47. Linux Kernel Makefiles - Intel Open Source Technology Center
Makefile the top Makefile. .config the kernel configuration file. ... CFLAGS_$@ and AFLAGS_$@ only apply to commands in current kbuild makefile.
#48. How to compile different c files with different CFLAGS using ...
The results of the configure tests are substituted into Makefile.in to generate Makefile . This is to deal with people having things (compilers, headers, ...
#49. Makefile中的Cflags用法- - 2021
我想知道C FLAGS的用法。在make文件中，以下代码段是什么意思？ CFLAGS = -00 -g $ {PROG}：$ {OBJS} $ {CC} $ {CFLAGS} -o $ {PROG} $ {OBJS} $ {LDFLAGS} -00的定义 ...
#50. A Quick Introduction to Makefiles
Files: All you need is a file called "makefile" or "Makefile". ... c.o: $(CC) $(CFLAGS) $(INCLUDE) -c $< # if you type 'make' without arguments, ...
#51. GCC optimization - Gentoo Wiki
Make sure the CFLAGS declaration is on a single line, with as little ... While compiler optimizations enabled by various CFLAGS can be an ...
#52. Editing CFLAGS/CXXFLAGS in package Makefile
I have a package which includes a whole bunch of kernel drivers as well as userspace programs (it's the Intel Quick Assist drivers for C3000 ...
#53. CFLAGS, CXXFLAGS, LDFLAGS, LIBS in Makefile
CFLAGS, CXXFLAGS, LDFLAGS, LIBS in Makefile, Programmer Sought, the best programmer technical posts sharing site.
#54. Makefile Cflags Recipes - TfRecipes
More about "makefile cflags recipes" · GNU MAKE · A SHALLOW DIVE INTO GNU MAKE | INTERRUPT · C - MAKEFILE - WILDCARD AND RECIPE BUILD - STACK OVERFLOW · BUILD ...
#55. Target files depend on build scripts - D. J. Bernstein
You have a typical Makefile with. CFLAGS=-O near the top. You decide to recompile with debugging turned on. You change the line to. CFLAGS=-g and type make.
#56. Tutorial on writing makefiles
If you're compiling C++ instead of C, use CXXFLAGS=-O2 instead of CFLAGS=-O2 . For a complete list of other options you can configure without writing a makefile ...
#57. makefile的选项CFLAGS、CPPFLAGS、LDFLAGS和LIBS的区别
先看一个例子:12export CFLAGS="-I/root/ARM/opt/include"export LDFLAGS="-L/root/ARM/opt/lib"CFLAGS： 指定头文件（.h文件）的路径， ...
#58. makefile 的變數-D @ 程式專欄 - 隨意窩
簡化makefile; 開發過程與最終版本使用之編譯參數不同 ... 定義變數，以環境變數CFLAGS 為例：. make 指令中 ... [guest@test guest]# make clean main "CFLAGS=-Wall"
#59. makefile中的Cflags用法_136.la - unix时间戳转换
我想知道C FLAGS的使用。在make文件中，下面的代码片段是什么意思？ CFLAGS=-00 -g ${PROG}: ${OBJS} ${CC} ${CFLAGS} -o ${PROG} ${OBJS} ${LDFLAGS}.
#60. Makefile 語法和示範
make 命令雖有很多內建的功能，但它也無法知道如何建立應用程式。 ... `+=` 此時CFLAGS 的值就變成-Wall -g -O2 ```shell CFLAGS = -Wall -g CFLAGS += -O2 ``` * 注意 ...
#61. Makefile變數的傳遞 - 雜記
CFLAGS =$(CFLAGS) -O 會造成無限循環展開，所有對於遞歸展開變量，這樣做是不允許的。 2).如果makefile中的某個變量調用了某些函數，那麼在變量被展開 ...
#62. How Can I Change the Default arguments to gcc When I run ...
You want the CFLAGS environment variable. For example: $ export CFLAGS='-ggdb3' $ make test cc -ggdb3 test.c -o test.
#63. 內隱規則(Implicit Rules)
像這樣的編譯習慣，gnu make有一些內定規則來編譯， 也就是有的target你不 ... C程式$(CC) -c $(CPPFLAGS) $(CFLAGS) xxx.c來編譯或者找不到.c時會去找.cc, .cpp, .
#64. D what's the recommended method CFLAGS - Legato Forum
In other systems stuff like the following GCC command line preprocessor option in a makefile does the job. CFLAGS += -D_OPTION…
#65. How to compile a project on release-mode with Makefile?
Hello there everyone. The config.make file does make some reference to PROJECT OPTIMIZATION CFLAGS. # PROJECT_OPTIMIZATION_CFLAGS_RELEASE ...
#66. CFLAGS vs EXTRA_CFLAGS, Ubuntu server 9.04 error while ...
build:46: *** CFLAGS was changed in "/home/operator/drivers/e100-3.5.17/src/Makefile". Fix it to use EXTRA_CFLAGS. Stop. make[1]: *** [_module_/ ...
#67. CFLAGS，CCFLAGS，CXXFLAGS - 这些变量到底控制着什么？
我正在使用GNU make来编译我的C++代码，我想了解如何使我的编译可自定义。我在不同的地方读到CFLAGS，CCFLAGS和CXXFLAGS用于此目的。那我该怎么用呢？
#68. c-将内容(CFLAGS或CXXFLAGS)放在Makefile上的什么位置？
首先,这里的Makefile有CFLAGS = -g -Wall -lm 那个时候我在玩C.现在我在使用C语言,我必须添加-I eigen,对其进行快速谷歌搜索,发现C世界存在CXXFLAGS, ...
#69. Android.mk - NDK
The CLEAR_VARS variable points to a special GNU Makefile that clears many LOCAL_XXX variables for you, such as LOCAL_MODULE , LOCAL_SRC_FILES , ...
#70. Makefile中的CFLAGS、CXXFLAGS、LDFLAGS、LIBS
Makefile 中的CFLAGS、CXXFLAGS、LDFLAGS、LIBS，程序员大本营，技术文章内容聚合第一站。
#71. KBuild MakeFile介紹 - 壹讀
Kernel Makefile位於Linux內核原始碼的頂層目錄，也叫Top Makefile。 ... CFLAGS_$@和AFLAGS_$@只應用到當前kbuild makefile的命令。
#72. An Introduction to GCC - A simple makefile - Linuxtopia
Implicit rules are defined in terms of make variables, such as CC (the C compiler) and CFLAGS (the compilation options for C programs), which can be set ...
#73. Using make and makefiles
make is an utility for compiling executables from many modules. make takes as ... compiler warnings CFLAGS = -g -Wall # the build target executable: TARGET ...
#74. 1. A sample makefile and how it works - Duke Computer Science
Sample Makefile for C++ applications # Works for single and multiple file programs. # written by Robert Duvall # modified by Owen Astrachan # and by Garrett ...
#75. Pass properly CFLAGS to the mozilla/Makefile and don't kill ...
It only doesn't overwrite CFLAGS, CXXFLAGS from user. For example, hardcoded debug flags are removed in case of linux, but only when user has specified --enable ...
#76. Makefile 编译与链接选项及CFLAGS与LDFLAGS示例说明- 好文
无论是用那种方式,只要make在运行时它的定义有效，make的隐含规则都会使用这些变量。 GCC编译选项CFLAGS参数 选项说明 -c 用于把源码文件编译成.o 对象 ...
#77. 在命令行中将CFLAGS传递给Makefile | 码农俱乐部- Golang中国
我试图监视Makefile项目的覆盖率。CFLAGS=" -fprofile-arcs -ftest-coverage -g" make test 但上面的命令似乎不起作用，产生了以下结果：gcc ...
#78. rule to build products with own CFLAGS inside single Makefile
I need each product to have its own CFLAGS definition to pick up its correct code. Here is the Makefile I have so far, including the two options I have ...
#79. CFLAGS/CPPFLAGS/CXXFLAGS in Makefile介绍 - 术之多
先来看一张关于Makefile中的常见预定义变量。 CFLAGS 表示用于C 编译器的选项，CXXFLAGS 表示用于C++ 编译器的选项。这两个变量实际上涵盖了编译和 ...
#80. GNU Make - How to Use Variables
A variable is a name defined in a makefile to represent a string of text, called the ... will do what was intended: when `CFLAGS' is expanded in a command, ...
#81. makefile的选项CFLAGS、CPPFLAGS、LDFLAGS和LIBS的区别
makefile 的选项CFLAGS、CPPFLAGS、LDFLAGS和LIBS的区别. LDFLAGS是选项，LIBS是要链接的库。都是喂给ld的，只不过一个是告诉ld怎么吃，一个是告诉ld要 ...
#82. you should still pass CFLAGS through to the compiler wh...
You compile the .o files with that, but then link without it, which fails trying to make a 64 bit executable out of 32 bit .o's. Some crazy distros pass a -- ...
#83. How to pass CFLAGS to upstream's Makefile with debhlepler
Subject: Re: How to pass CFLAGS to upstream's Makefile with debhlepler ? From: Charles Plessy <[email protected]>; Date: Mon, 14 Nov 2011 19:40: ...
#84. 在配置/ make时,将编译标志附加到CFLAGS和CXXFLAGS
在配置/ make时,将编译标志附加到CFLAGS和CXXFLAGS. Vigneshwaren 32 automake autoconf makefile configure. 我正在尝试构建的项目具有默认标志
#85. altering CFLAGS in kbuild (makefile)?
Hi, By adding V=1 incommand line, I could see the flags passed to gcc (CFLAGS) while compiling my module. Now I want to add -E to the CFLAGS
#86. GNU Makefile 入門 - 吉米花生醬
常使用linux/unix 平台來發展軟體的程式撰寫者常常需要使用Makefile 來管理和編輯程式碼，在這邊就簡單 ... cc {CFLAGS} -c -o {cfile.o} {cfile.c}
#87. makefile中这句什么意思CFLAGS += -D POSGP730 - 百度知道
makefile 中这句什么意思CFLAGS += -D POSGP730 -D USE_PHONE -D __GNU_C__ -D FS_EXT3 -Wall $(INCPATH) 5. ifeq($(strip$(pl)),posa)如果返回为 ...
#88. Makefile範例教學
Makefile 和GNU make可能是linux世界裡最重要的檔案跟指令了。編譯一個小程式，可以用簡單的command來進行 ... CFLAGS = -O3 -ansi #欲使用的參數.
#89. Makefile选项CFLAGS,LDFLAGS,LIBS - 阿里云开发者社区
Makefile 选项CFLAGS,LDFLAGS,LIBS. double2li 2016-11-16 2421浏览量. 简介： CFLAGS 表示用于C 编译器的选项， CXXFLAGS 表示用于C++ 编译器的选项。
#90. 修改Makefile
假設專案的標頭檔只有9cc.h 這1個檔案，而這個標頭檔會被所有的.c 檔所引入。 Makefile. 1. CFLAGS=-std=c11 -g -static. 2. SRCS=$(wildcard *.c).
#91. Chapter 18. Managing More Code with Make Red Hat ...
Red Hat Enterprise Linux contains GNU make , a build system designed for this ... CC=gcc CFLAGS=-c -Wall SOURCE=hello.c OBJ=$(SOURCE:.c=.o) EXE=hello all: ...
#92. Why do cflags have heap and stack size - Nordic Q&A
106 pts. I have inherited a project where the Makefile sets __HEAP_SIZE and __STACK_SIZE for both CFLAGS and ASMFLAGS: CFLAGS += - ...
#93. How to change the default operation of the make command?
c -o bum and when you perform export CFLAGS='-g' it will produce gcc -g bum.c -o bum If you use C++, then the variable is CXXFLAGS... I tested ...
#94. makefile - kernel/lk - Git at Google
CFLAGS += -D_EMMC_BOOT=1. endif. ifeq ($(SIGNED_KERNEL),1). CFLAGS += -D_SIGNED_KERNEL=1. endif. # When the host arch is ARM, ensure stack protection code ...
#95. [教育訓練紀錄] 交叉編譯（cross compile）thttpd - Jollen
接著再定義與thttpd 的'CFLAGS' 參數： ... 我們希望能有一個比較彈性以及系統化的做法，因此採用Makefile 的系統來實作，不考慮編寫script 的方式。
#96. Makefile - 藍色情懷- 痞客邦
Makefile 陳皓概述——什麼是makefile？ ... 如果Makefile中定義了CFLAGS，那麼則會使用Makefile中的這個變量，如果沒有定義則使用系統環境變量的值，一個 ...
#97. Makefile.include.linux gnu - Vaspwiki
Makefile.include.linux gnu ... fft3dlib.o fftw3d_gpu.o fftmpiw_gpu.o CC = gcc CXX = g++ CFLAGS = -fPIC -DADD_ -openmp -DMAGMA_WITH_MKL ...
#98. Running Linux: A Distribution-Neutral Guide for Servers and ...
Here's a simple suffix rule to compile a C source file, which you could put in your makefile: .c.o: gcc -c $(CFLAGS) $< The .
makefile cflags 在 3. 變數 的推薦與評價
在上一節我們看到 make 的隱含規則資料庫中用到了很多變數，有些變數沒有定義（例如 CFLAGS ），有些變數定義了預設值（例如 CC ），我們寫Makefile時可以重新定義這些變數 ... ... <看更多>