EXEC

Hello,我是 EXEC, 之所以取名为 EXEC 是因为 linux 有一个叫 exec 的命令。
我有时候也叫 Eval-EXEC 或者 Evil-EXEC。
PGP Public Key:

-----BEGIN PGP PUBLIC KEY BLOCK-----

mQINBGBvzeYBEAC4K4kJM/PbZ+0zth4/1NG5ZAjIa5dlNys4OguRq4o+ebX1oI7D
ICnVv0JkZSB/hUtGQD3LkBlxAvYaT42P3riM55uLLc3qESxC5jQ6N8pvkyPj98Jh
NgB3NUyXSZFtOpWSBMWWxwpUcQtrLxVfo5cS1LENtKSgt/NwKyaO2O18Fhe/Rn0z
RaiduVhvth3thLx+DzbmmL5g0C4CyO2JERMQQnDhKdaNzU2gJXiiCjrr9pqSRd/Z
rnH803DY5l4iMqCU5dx/AaPt0U4/tqTytD1872Nzdxvfsvq6YIwhHEx/zA533HV0
-----BEGIN PGP PUBLIC KEY BLOCK-----
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=pIra
-----END PGP PUBLIC KEY BLOCK-----

当一个进程调用exec时,该进程执行的程序完全替换为新程序。调用exec不会产生新进程,进程的pid不会变。 —– [APUE]:第 8章,第10小节 exec:

我是个音乐迷,最喜欢的rapper是 LIZER , Homie, T1ONE 和 Rauf & Faik

这些都是我最喜欢听的歌: (share from spotify)