$home/manuals/9front/2/assert

ASSERT(2)                     System Calls Manual                    ASSERT(2)



NAME
       assert - check program invariants

SYNOPSIS
       #include <u.h>
       #include <libc.h>

       #define assert(cond) if(cond);else _assert("cond")

       void _assert(char* cond)

DESCRIPTION
       Assert  is a preprocessor macro that (via _assert) prints a message and
       calls abort when cond is false.

SOURCE
       /sys/src/libc/port/_assert.c



                                                                     ASSERT(2)