sed(1) - POSIX compatibility, two or more nagation characters(!) should be igored.

[Takehiko NOZAKI]

see following other *BSD commit:

• FreeBSD https://svnweb.freebsd.org/base?view=revision&revision=184854

  Fix the code to conform to the "or more" part of the following POSIX specification and regression test regress:25.

  "A function can be preceded by one or more '!' characters, in which case the function shall be applied if the addresses do not select the pattern space."

  MFC after: 2 weeks

• OpenBSD http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/sed/compile.c#rev1.38

  POSIX specifies that that multiple '!' characters preceding a function should be treated as a single negation. From FreeBSD via Liviu Daia.

[Takehiko NOZAKI]

BUGFIX: Issue #131 -- fix sed(1) - POSIX compatibility, two or more nagation characters(!) should be igored. patch taken from other *BSD:

• FreeBSD https://svnweb.freebsd.org/base?view=revision&revision=184854

  Fix the code to conform to the "or more" part of the following POSIX specification and regression test regress:25.

  "A function can be preceded by one or more '!' characters, in which case the function shall be applied if the addresses do not select the pattern space."

  MFC after: 2 weeks

• OpenBSD http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/sed/compile.c#rev1.38

  POSIX specifies that that multiple '!' characters preceding a function should be treated as a single negation. From FreeBSD via Liviu Daia.

→ <<cset eb5247098900>>