Build the. A file (Linux static Library) with makefile and compile into the executable file __linux

Source: Internet
Author: User

File list:
Code Files

/* The following code is saved to Plus.cpp *

/int my_plus (int x,int y)  
{return  
    x + y;  
}  
/* The following code is saved to minus.cpp
/int my_minus (int x,int y)  
{return  
    xy;  
}  
/* The following code is saved to MY_MATH.H *
/int my_plus (int x,int y); 
int my_minus (int x,int y);
/* The following code is saved to Lib_test.cpp * * *
#include "my_math.h"  
#include <stdio.h>  
int main ()  
{  

    printf ("[My_plus] =%d\n", My_plus (3,5));
    printf ("[My_minus] =%d\n", My_minus (3,5));
    return 0;
} 
Makefile File
/* The following content is saved to Lib.mak * *
SHELL =/bin/sh  
CC = g++
ar = ar  

cflag =-o2-w-wall  

= i.  
Lib_target =./libmath.a  
plus_obj = plus.o plus_src =./plus.cpp min_obj  

= minus.o 
min_src =./minus.cpp All

: $ (lib_target)  
$ (plus_obj): $ (PLUS_SRC) $ (  
    CC) $ (cflag) $ (include_path)-C $ (PLUS_SRC)  

$ (MIN _obj): $ (MIN_SRC) $ (  
    CC) $ (cflag) $ (include_path)-C $ (MIN_SRC)  

$ (lib_target): $ (plus_obj)  $ (min_obj) c17/>$ (AR) CQ $@ $^  

    rm-f $ (plus_obj)
    rm-f $ (min_obj) Clean

:  
    rm-f $ (plus_obj)
    rm-f $ (lib_targ BTN
/* The following content is saved to App.mak/
SHELL =/bin/sh  
CC = g++  

include_path =-I.  
Test_target =./test  
test_src =./lib_test.cpp  
ldflags: =./libmath.a all  
:
    $ (CC)-G $ (TEST_SRC) $ ( Ldflags)-O $ (test_target) $ (include_path) Clean  

:
    rm-f $ (test_target)
Compiling Connections

Compile build Static library :
Use commands on Linux terminals:

Make-flib.mak

The effect of the following figure

compiling the build executable file
To use the command:

Make-fapp.mak

The effect of the following figure

Run:

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