l0n0lc 0.1.0

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用python写c语言

import l0n0lc as lc
import os
import ctypes

if not os.path.exists('./l0n0lcoutput'):
    os.mkdir('l0n0lcoutput')


fp = open('l0n0lcoutput/helloworld.cpp', 'w')
lc.配置输出函数(fp.write)
lc.c_include('stdio.h')
lc.c_include('stdlib.h')

with lc.如果没有定义('hahaha'):
    lc.c_define('hahaha', '2')


@lc.c_函数(前缀=['extern "C"'])
def test_add(a: lc.c_i32, b: lc.c_i32) -> lc.c_i32:
    with lc.如果(a.大于(100)) as f:
        a(10)
    with lc.否则如果(a.等于(10)):
        a(100)
    with lc.否则():
        a(1000)
    return a + b # type: ignore

@lc.c_函数()
def main(argc: lc.c_i32, argv: lc.c_char_p_p) -> lc.c_i32:
    c =lc.c_i32(test_add(1, 2))
    lc.输出(f'printf("Hello World! c = %d\\n", {c});\n')
    lc.输出('printf("Hello World!\\n");\n')
    with lc.如果定义了('hahaha'):
        lc.输出('printf("哈哈哈!\\n");\n')
    with lc.宏如果('hahaha == 1') as c:
        lc.输出('printf("111!\\n");\n')
        c.否则如果('hahaha == 2')
        lc.输出('printf("否则2!\\n");\n')
        c.否则()
        lc.输出('printf("否则!\\n");\n')
    i = lc.c_i32(0)
    with lc.循环(i.小于(argc)):
        lc.输出(f'printf("i = %d, v = %s\\n", {i}, {argv[i]});\n')
        i += 1
    return 0  # type: ignore


fp.close()

cm = lc.编译()
cm.编译文件('l0n0lcoutput/helloworld.cpp', 'l0n0lcoutput/helloworld')
os.system('./l0n0lcoutput/helloworld 1 2')

cm.编译为动态库('l0n0lcoutput/helloworld.cpp', 'l0n0lcoutput/libhelloworld.so')
path = f'{os.getcwd()}/l0n0lcoutput/libhelloworld.so'
print(path)
libhelloworld = ctypes.CDLL(path)
libhelloworld.test_add.argtypes=[ctypes.c_int32, ctypes.c_int32]
libhelloworld.test_add.restype = ctypes.c_int32
a = libhelloworld.test_add(300, 6)
print(a)
a = libhelloworld.test_add(10, 6)
print(a)
a = libhelloworld.test_add(1, 6)
print(a)