linux如何执行一个文件
[英]how does linux execute a file
问题描述
First I chmod +x to these following files forcibly, and when I tried to execute a PNG file in linux, I got the error like this:
首先我强行chmod +x到以下这些文件，当我试图在linux中执行一个PNG文件时，我得到了这样的错误：
: command not found.png: line 1: ‰PNG
./default_1920x1200.png: line 2: : command not found
IHDR€0Wö: command not foundne 3:
./default_1920x1200.png: line 4: OiCCPPhotoshop: command not found
./default_1920x1200.png: line 4: *!: command not found
./default_1920x1200.png: line 5: Øä!¢Žƒ£ˆŠÊûá{£kÖ¼÷æÍþµ×: command not found
./default_1920x1200.png: line 5364: warning: here-document at line 9 delimited by end-of-file (wanted `+À¾xÓ
ÀM›À0‡ÿêB™\€„Àt‘8€@zŽB¦@F€&S `ËcbãP-`æÓ€WW.(ÎI+6aaš@.Ây™24àóÌ ‘àƒóýxήÎÎ6Ž¶_-ê¿ÿbbãþåÏ«p@át~Ñþ,/³€;€mþ¢%îh^
But when I try to execute a JPG or a BMP file, I can get a normal error like但是当我尝试执行一个 JPG 或 BMP 文件时，我会得到一个正常的错误，比如
-bash: ./s_x-r.bmp: cannot execute binary file
So I wonder how does the linux kernel execute a file?所以我想知道 linux kernel 是如何执行文件的？
1 个解决方案
解决方案1
3 已采纳 2012-04-04 17:00:30
It is exactly documented in execve(2) man page.它完全记录在execve(2)手册页中。
You can register additional ways thru the binfmt_misc directory inside /proc/sys/fs/您可以通过/proc/sys/fs/中的binfmt_misc目录注册其他方式
(Your desktop might have additional ways to "run" an application when you click on it) （您的桌面可能有其他方法可以在您单击应用程序时“运行”它）
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