60 lines
1.7 KiB
Plaintext
60 lines
1.7 KiB
Plaintext
MAKEFILE:
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=========
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<makefile> ::= '(' + "makefile" + <makerule-clause>* + ')'
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<makerule-clause> ::= <rule-clause>
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| <md5-clause>
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| <always-clause>
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| <once-clause>
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<rule-clause> ::= '(' + <rule-clause-identifier>
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+ <target-spec>
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+ <prereq-spec>
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+ <action-spec> + ')'
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<md5-clause> ::= '(' + <md5-clause-identifier>
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+ <target-spec>
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+ <prereq-spec>
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+ <action-spec> + ')'
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<always-clause> ::= '(' + <always-clause-identifier>
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+ <target-spec>
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+ <prereq-spec>
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+ <action-spec> + ')'
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<once-clause> ::= '(' + <once-clause-identifier>
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+ <target-spec>
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+ <prereq-spec>
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+ <action-spec> + ')'
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<rule-clause-identifier> ::= "rule"
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| "makefile-rule"
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| "is-out-of-date?"
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<md5-clause-identifier> ::= "md5"
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| "rule-md5"
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| "fp-changed?"
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<always-clause-identifier> ::= "always"
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| "rule-always"
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| "phony"
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| "is-out-of-date!"
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<once-clause-identifier> ::= "once"
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| "rule-once"
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<target-spec> ::= <target> | <target-list>
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<target> ::= <filename>
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<target-list> ::= '(' + <filename>+ + ')'
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<prereq-spec> ::= <prereq> | <prereq-list>
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<prereq> ::= <filename>
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<prereq-list> ::= '(' + <filename>* + ')'
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<action-spec> ::= <action> | <action-list>
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<action> ::= '(' + <thunk>* + ')'
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<action-list> ::= '(' + <action>+ + ')'
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<filename> ::= '"' + {<dir-separator> + { 'a'-'z''A'-'Z''0'-'9' ... }+ }+ + '"'
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