val

val [options ] files

Validate that the SCCS files meet the characteristics specified in the options. val produces messages on the standard output for each file and returns an 8-bit code upon exit. The codes are described in "Return Value Bits"; bits are counted left to right.

Options

-

Read standard input and interpret each line as a val command-line argument. Exit with an EOF . This option is used by itself.

-m name

Compare name with %M% keyword in file .

-r sid

Check whether the SCCS ID is ambiguous or invalid.

-s

Silence any error message.

-y type

Compare type with %Y% keyword in file .

Return Value Bits

Bit	Meaning
0	Missing file argument.
1	Unknown or duplicate option.
2	Corrupted SCCS file.
3	Cannot open file, or file is not an SCCS file.
4	SID is invalid or ambiguous.
5	Nonexistent SID.
6	Mismatch between type and -y argument.
7	Mismatch between filename and -m argument.