LISTIFY macro

Generates a sequence of code with configurable separator. Example: #define FOO(i, _) MY_PWM ## i { LISTIFY(PWM_COUNT, FOO, (,)) } The above two lines expand to: { MY_PWM0 , MY_PWM1 }

Syntax

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Summary

Declaration

from utils.h:216

#define LISTIFY(LEN, F, sep, ...) UTIL_CAT(Z_UTIL_LISTIFY_, LEN)(F, sep, __VA_ARGS__)

Arguments

Argument

Description

LEN

The length of the sequence. Must be an integer literal less than 255.

A macro function that accepts at least two arguments: F(i, ...). @p F is called repeatedly in the expansion. Its first argument @p i is the index in the sequence, and the variable list of arguments passed to LISTIFY are passed through to @p F.

sep

Separator (e.g. comma or semicolon). Must be in parentheses; this is required to enable providing a comma as separator.

LISTIFY macro

Syntax

Arguments

Notes

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