CVS: cvs.openbsd.org: src

[Damien Miller]

CVSROOT:        /cvs
Module name:    src
Changes by:     djm@xxxxxxxxxxxxxxx     2009/08/06 21:30:56

Modified files:
        usr.bin/sed    : compile.c extern.h main.c sed.1 

Log message:
add -E flag to compile regular expressions using the extended POSIX
syntax. The -E flag is compatible with the other BSDs and OSX. -r is
also provided as an alias for compatibility with GNU sed.

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