What does the # symbol mean when used as a variable prefix in a #define macro?
For example,
#define my_setopt(x,y,z) _my_setopt(x, 0, config, #y, y, z)
What does the # symbol mean when used as a variable prefix in a
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What does the # symbol mean when used as a variable prefix in a #define macro?
For example,
#define my_setopt(x,y,z) _my_setopt(x, 0, config, #y, y, z)
It’s the Stringizing Operator, which converts macro parameters to string literals.
So in your example:
would expand to: