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;; Lookup a value in runconfigs based on -reqtarg or -target
(define (runconfigs-get config var)
(let ((targ (or (args:get-arg "-reqtarg")(args:get-arg "-target"))))
(if targ
(config-lookup config targ var)
#f)))
(define-inline (configf:read-line p ht)
(configf:process-line (read-line p) ht))
(define-inline (configf:read-line p ht allow-processing)
(if (and allow-processing
(not (eq? allow-processing 'return-string)))
(configf:process-line (read-line p) ht)
(read-line p)))
;; read a config file, returns hash table of alists
;; read a config file, returns hash table of alists
;; adds to ht if given (must be #f otherwise)
;; envion-patt is a regex spec that identifies sections that will be eval'd
;; in the environment on the fly
;; sections: #f => get all, else list of sections to gather
(define (read-config path ht allow-system #!key (environ-patt #f)(curr-section #f)(sections #f))
(debug:print-info 4 "read-config " path " allow-system " allow-system " environ-patt " environ-patt " curr-section: " curr-section " sections: " sections)
(if (not (file-exists? path))
(begin
(debug:print-info 4 "read-config - file not found " path " current path: " (current-directory))
(if (not ht)(make-hash-table) ht))
(let ((inp (open-input-file path))
(res (if (not ht)(make-hash-table) ht)))
(let loop ((inl (configf:read-line inp res)) ;; (read-line inp))
(let loop ((inl (configf:read-line inp res allow-system)) ;; (read-line inp))
(curr-section-name (if curr-section curr-section "default"))
(var-flag #f);; turn on for key-var-pr and cont-ln-rx, turn off elsewhere
(lead #f))
(debug:print-info 8 "curr-section-name: " curr-section-name " var-flag: " var-flag "\n inl: \"" inl "\"")
(if (eof-object? inl)
(begin
(close-input-port inp)
(hash-table-delete! res "") ;; we are using "" as a dumping ground and must remove it before returning the ht
res)
(regex-case
inl
(configf:comment-rx _ (loop (configf:read-line inp res) curr-section-name #f #f))
(configf:blank-l-rx _ (loop (configf:read-line inp res) curr-section-name #f #f))
(configf:comment-rx _ (loop (configf:read-line inp res allow-system) curr-section-name #f #f))
(configf:blank-l-rx _ (loop (configf:read-line inp res allow-system) curr-section-name #f #f))
(configf:include-rx ( x include-file ) (let ((curr-dir (current-directory))
(conf-dir (pathname-directory path)))
(if conf-dir (change-directory conf-dir))
(read-config include-file res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections)
(change-directory curr-dir)
(loop (configf:read-line inp res) curr-section-name #f #f)))
(configf:section-rx ( x section-name ) (loop (configf:read-line inp res)
(loop (configf:read-line inp res allow-system) curr-section-name #f #f)))
(configf:section-rx ( x section-name ) (loop (configf:read-line inp res allow-system)
;; if we have the sections list then force all settings into "" and delete it later?
(if (or (not sections)
(member section-name sections))
section-name "") ;; stick everything into ""
#f #f))
(configf:key-sys-pr ( x key cmd ) (if allow-system
(let ((alist (hash-table-ref/default res curr-section-name '()))
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(hash-table-set! res curr-section-name
(config:assoc-safe-add alist
key
(case allow-system
((return-procs) val-proc)
((return-string) cmd)
(else (val-proc)))))
(loop (configf:read-line inp res) curr-section-name #f #f))
(loop (configf:read-line inp res) curr-section-name #f #f)))
(loop (configf:read-line inp res allow-system) curr-section-name #f #f))
(loop (configf:read-line inp res allow-system) curr-section-name #f #f)))
(configf:key-val-pr ( x key unk1 val unk2 ) (let* ((alist (hash-table-ref/default res curr-section-name '()))
(envar (and environ-patt (string-search (regexp environ-patt) curr-section-name)))
(realval (if envar
(config:eval-string-in-environment val)
val)))
(debug:print-info 6 "read-config env setting, envar: " envar " realval: " realval " val: " val " key: " key " curr-section-name: " curr-section-name)
(if envar
(begin
;; (debug:print-info 4 "read-config key=" key ", val=" val ", realval=" realval)
(setenv key realval)))
(hash-table-set! res curr-section-name
(config:assoc-safe-add alist key realval))
(loop (configf:read-line inp res) curr-section-name key #f)))
(loop (configf:read-line inp res allow-system) curr-section-name key #f)))
;; if a continued line
(configf:cont-ln-rx ( x whsp val ) (let ((alist (hash-table-ref/default res curr-section-name '())))
(if var-flag ;; if set to a string then we have a continued var
(let ((newval (conc
(config-lookup res curr-section-name var-flag) "\n"
;; trim lead from the incoming whsp to support some indenting.
(if lead
(string-substitute (regexp lead) "" whsp)
"")
val)))
;; (print "val: " val "\nnewval: \"" newval "\"\nvarflag: " var-flag)
(hash-table-set! res curr-section-name
(config:assoc-safe-add alist var-flag newval))
(loop (configf:read-line inp res) curr-section-name var-flag (if lead lead whsp)))
(loop (configf:read-line inp res) curr-section-name #f #f))))
(loop (configf:read-line inp res allow-system) curr-section-name var-flag (if lead lead whsp)))
(loop (configf:read-line inp res allow-system) curr-section-name #f #f))))
(else (debug:print 0 "ERROR: problem parsing " path ",\n \"" inl "\"")
(set! var-flag #f)
(loop (configf:read-line inp res) curr-section-name #f #f))))))))
(loop (configf:read-line inp res allow-system) curr-section-name #f #f))))))))
;; pathenvvar will set the named var to the path of the config
(define (find-and-read-config fname #!key (environ-patt #f)(given-toppath #f)(pathenvvar #f))
(let* ((curr-dir (current-directory))
(configinfo (find-config fname toppath: given-toppath))
(toppath (car configinfo))
(configfile (cadr configinfo)))
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