|ASSERT(3)||Library Functions Manual||ASSERT(3)|
expression verification macro
macro tests the given expression and if it is false,
the calling process is terminated. A diagnostic message is written to
stderr and the
abort(3) function is called, effectively
terminating the program.
If expression is true, the
macro does nothing.
The following diagnostic message is written to
stderr if expression is
"assertion \"%s\" failed: file \"%s\", line %d\n", \ "expression", __FILE__, __LINE__);
assert() macro conforms to
assert() macro first appeared in
Version 7 AT&T UNIX.
|December 10, 2014||OpenBSD-current|