ref: 0ab8631f908fc1961555b6f6da6cd5af13d633a1
dir: /sys/man/2/assert/
.TH ASSERT 2
.SH NAME
assert \- check program invariants
.SH SYNOPSIS
.B #include <u.h>
.br
.B #include <libc.h>
.PP
.B
#define assert(cond) if(cond);else _assert("cond")
.PP
.B
void _assert(char* cond)
.SH DESCRIPTION
.I Assert
is a preprocessor macro that
(via
.IR _assert )
prints a message and calls
.I abort
when
.I cond
is false.
.SH SOURCE
.B /sys/src/libc/port/_assert.c