src/usr.bin/patch/common.h, branch release/10.4.0

MFC r306560, r306561:

2016-10-09T20:13:53Z

patch(1): make some macros look boolean. Minor cleanup inspired by a new patch(1) variant in schily tools. For reference: https://sourceforge.net/p/schillix-on/

Fix patch(1) shell injection vulnerability. [SA-15:14]

2015-07-28T19:58:44Z

Fix resource exhaustion in TCP reassembly. [SA-15:15] Fix OpenSSH multiple vulnerabilities. [SA-15:16]

MFC r275553, r275612;

2014-12-16T21:13:55Z

patch(1): Bring fixes from OpenBSD Check fstat return value. Use off_t for file size and offsets. Avoid iterating over end of string. Introduce strtolinenum to properly check line numbers while parsing: no signs, no spaces, just digits, 0 <= x <= LONG_MAX Properly validate line ranges supplied in diff file to prevent overflows. Also fixes an out of boundary memory access because the resulting values are used as array indices. PR: 195436 Obtained from: OpenBSD

MFC r264581, r264744:

2014-04-30T20:39:08Z

Various style(9) fixes and typos in printf, grep, sort and patch. #define should be followed by a tab.

- Refresh code with latest OpenBSD revisions.

2013-01-29T20:05:16Z

- Remove $DragonFly$ tags as they are using git nowadays and VCS tags will not help merging. - Other changes to Copyright headers to make them consistent with other source code, we intend to fork from this point. Reviewed by: pfg

- Add a BSD-licensed patch, ported by Pedro F. Giffuni (pfg) from

2013-01-29T17:03:18Z

DragonflyBSD and install it as bsdpatch. WITH_BSD_PATCH makes it default and installs GNU patch as gnupatch. Submitted by: pfg Obtained from: The DragonflyBSD Project

kill the undead

1997-07-13T14:26:00Z

Finish importing Lite2's src/usr.bin, except for ex, diff, grep, mail,

1997-07-06T06:54:14Z

pascal and vmstat.sparc. All changed files on the vendor branch should already have been imported.