Shell and Export commands After the user logs on to the Linux system, a user shell is started. In this shell, you can use shell commands or declare variables, or you can create and run shell script programs. When you run the shell script program,
Http://blog.chinaunix.net/uid-20543672-id-3023148.html
A few days ago a colleague asked me: If a module to call the function of another module, do not do anything special processing. I just knew I needed to be called the function Export_symbol ();.
XSS prevents attacks where a malicious user executes the input information as HTML or JS code by changing the information entered by the user into text format, or special symbol escapingPrevention of XSS attackThe harm caused by XSS attacks occurs
Http://blog.chinaunix.net/uid-24148050-id-95497.html
System.map is a kernel symbol table file, produced by the "nm vmlinux" command, located in the source root directory.The so-called "symbol" is the function name, global variable name, and so on,
Problem Description
There are two modules, mod1 and MOD2.
The Func () function is defined in MOD1 and is exported by Export_symbol ().
In Mod2, the extern func (), called Func ().
Compile module MOD2, success.
When loading mod2,
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