When it's the possessive of 'it', it's spelled "its", without the
apostrophe.

Fix overflows while handling 64 bit integers.
Based on FreeBSD's expr and NetBSD's old regression test suite.

with input by and ok schwarze

Delete useless setlocale(3) in src/bin/.
Minor cleanup while here: return from main, static void __dead usage, etc.
Based on a patch from Jan Stary <hans at stare dot cz>.
Feedback and OK tb@, OK mil

Delete useless setlocale(3) in src/bin/.
Minor cleanup while here: return from main, static void __dead usage, etc.
Based on a patch from Jan Stary <hans at stare dot cz>.
Feedback and OK tb@, OK millert@.

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need to increase INT_MAX to 64 bits too. from Nathan Holstein

use int64_t for arithmetic. 64 bits ought to be enough for anyone.
ok deraadt millert schwarze

fix exit status on pledge(2) failure.

OK tb@ jsg@

Change all tame callers to namechange to pledge(2).

expr can use tame "stdio"
ok semarie

avoid casts of malloc() if stdlib.h is present

add unsigned char casts for specific calls to ctype.h macros.
ok guenther step

Don't die with SIGFPE on INT_MIN / -1 or % -1. Instead make INT_MIN /
-1 == INT_MIN and % -1 == 0.

ok matthew deraadt

handle -- as POSIX requires; from kili@outback.escape.de; ok otto

use asprintf instead; dhill@mindcry.org

ansification, art ok

add prototypes; ok millert@ w/ 'static', 'no static', deraadt@

use a variable

ansi

knf

Part one of userland __P removal. Done with a simple regexp with some minor hand editing to make comments line up correctly. Another pass is forthcoming that handles the cases that could not be don

Part one of userland __P removal. Done with a simple regexp with some minor hand editing to make comments line up correctly. Another pass is forthcoming that handles the cases that could not be done automatically.

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let "expr a : /" work. Mark the next token after the match operator as a
pattern, causing the lexical analyzer to short-circuit around operator
parsing. my fix to netbsd pr#4187, augustss@cs.chalmer

let "expr a : /" work. Mark the next token after the match operator as a
pattern, causing the lexical analyzer to short-circuit around operator
parsing. my fix to netbsd pr#4187, augustss@cs.chalmers.se

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i am bored enough to fix terminal space/tab uglies

POSIX 1003.2: exit code is 3 if memory allocation fails, 2 if expr invalid.

tabify

-Wall'ing.

sprintf -> snprintf paranoia