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| author | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-26 16:38:00 -0400 |
|---|---|---|
| committer | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-26 16:38:00 -0400 |
| commit | 97d5c458cfa039d857301e1ca7d5af3beb37131d (patch) | |
| tree | b460cd850d0537eb71806ba30358840377b27688 /static/plan9-4e/man2/assert.2 | |
| parent | b89dc2331a50c63f8b33272a5c4c61ab98abdaa3 (diff) | |
build: Better Build System
Diffstat (limited to 'static/plan9-4e/man2/assert.2')
| -rw-r--r-- | static/plan9-4e/man2/assert.2 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/static/plan9-4e/man2/assert.2 b/static/plan9-4e/man2/assert.2 new file mode 100644 index 00000000..3e952348 --- /dev/null +++ b/static/plan9-4e/man2/assert.2 @@ -0,0 +1,25 @@ +.TH ASSERT 2 +.SH NAME +assert \- check program invariants +.SH SYNOPSIS +.B #include <u.h> +.br +.B #include <libc.h> +.PP +.B +#define assert if(cond);else _assert("cond") +.PP +.B +void _assert(int 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 |