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| author |   schwarze <schwarze@openbsd.org> | 2017-08-16 20:10:58 +0000 |
|---|---|---|
| committer | schwarze <schwarze@openbsd.org> | 2017-08-16 20:10:58 +0000 |
| commit | 0b877f7be9f661a24c3be4eaeba4b4473831eab9 (patch) | |
| tree | d92b4b6cabf0d350e29f34463c3c4c5eee3875a8 | |
| parent | remove accidentally duplicated cpp chunks (diff) | |
| download | wireguard-openbsd-0b877f7be9f661a24c3be4eaeba4b4473831eab9.tar.xz wireguard-openbsd-0b877f7be9f661a24c3be4eaeba4b4473831eab9.zip | |
Explicitly say that expr(1) handles decimal integers only, as mandated
by POSIX and as implemented in our utility; triggered by a question from
Alessandro DE LAURENZIS <just22 at atlantide dot t28 dot net> on misc@.
OK millert@
| -rw-r--r-- | bin/expr/expr.1 | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/bin/expr/expr.1 b/bin/expr/expr.1 index a64165f0d56..8c517c51ab1 100644 --- a/bin/expr/expr.1 +++ b/bin/expr/expr.1 @@ -1,10 +1,10 @@ -.\" $OpenBSD: expr.1,v 1.23 2015/01/16 15:30:10 schwarze Exp $ +.\" $OpenBSD: expr.1,v 1.24 2017/08/16 20:10:58 schwarze Exp $ .\" $NetBSD: expr.1,v 1.9 1995/04/28 23:27:13 jtc Exp $ .\" .\" Written by J.T. Conklin <jtc@netbsd.org>. .\" Public domain. .\" -.Dd $Mdocdate: January 16 2015 $ +.Dd $Mdocdate: August 16 2017 $ .Dt EXPR 1 .Os .Sh NAME @@ -39,16 +39,17 @@ Returns the evaluation of if neither expression evaluates to an empty string or zero; otherwise, returns zero. .It Ar expr1 Li "{=, >, >=, <, <=, !=}" Ar expr2 -Returns the results of integer comparison if both arguments are integers; -otherwise, returns the results of string comparison using the locale-specific -collation sequence. +Returns the results of integer comparison if both arguments are +decimal integers; otherwise, returns the results of string comparison +using the locale-specific collation sequence. The result of each comparison is 1 if the specified relation is true, or 0 if the relation is false. .It Ar expr1 Li "{+, -}" Ar expr2 -Returns the results of addition or subtraction of integer-valued arguments. +Returns the results of addition or subtraction of decimal integer-valued +arguments. .It Ar expr1 Li "{*, /, %}" Ar expr2 Returns the results of multiplication, integer division, or remainder of -integer-valued arguments. +decimal integer-valued arguments. .It Ar expr1 Li \&: Ar expr2 The .Ql \&: |