- **`FINDRULES`:**
Rules to use with `find` when searching for source files.
- The default ignores hidden files, those that start with a period or
- hyphen‐minus, and those which contain a pipe, buck, percent,
- bracket, hash, asterisk, eroteme, semi, or colon.
+ The default ignores files that start with a period or hyphen‐minus
+ and those which contain a hash, buck, percent, asterisk, colon,
+ semi, eroteme, bracket, backslash, or pipe.
- **`FINDINCLUDERULES`:**
Rules to use with `find` when searching for includes (default:
**☡ For compatibility with this program, source file·names must not
contain Ascii white·space, colons (`:`), semis (`;`), pipes (`|`),
bucks (`$`), percents (`%`), hashes (`#`), asterisks (`*`), brackets
- (`[` or `]`), erotemes (`?`), or control characters, and must not
- begin with a hyphen‐minus (`-`).**
+ (`[` or `]`), erotemes (`?`), backslashes (`\`), or control
+ characters, and must not begin with a hyphen‐minus (`-`).**
The former characters have the potential to conflict with make syntax,
and a leading hyphen‐minus is confusable for a command‐line argument.