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(declare (uses processmod.import))
(declare (uses configfmod))
(declare (uses configfmod.import))
(declare (uses dbfile))
(declare (uses dbfile.import))
(declare (uses dbmod))
(declare (uses dbmod.import))
(declare (uses mtmod))
(declare (uses mtmod.import))
(import commonmod
configfmod
processmod
(prefix mtargs args:)
debugprint)
debugprint
mtmod
)
(include "common_records.scm")
(define configf:imports "(import commonmod configfmod processmod (prefix mtargs args:))")
(define (configf:write-alist cdat fname)
(if (not (common:faux-lock fname))
(debug:print 0 *default-log-port* "INFO: Could not get lock on " fname))
(let* ((dat (configf:config->alist cdat))
(res
(begin
(with-output-to-file fname ;; first write out the file
(lambda ()
(pp dat)))
(if (common:file-exists? fname) ;; now verify it is readable
(if (configf:read-alist fname)
#t ;; data is good.
(begin
(handle-exceptions
exn
(begin
(debug:print 0 *default-log-port* "deleting " fname " failed, exn=" exn)
#f)
(debug:print 0 *default-log-port* "WARNING: content " dat " for cache " fname " is not readable. Deleting generated file.")
(delete-file fname))
#f))
#f))))
(common:faux-unlock fname)
res))
;; 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))
(set-fields (lambda (curr-section next-section ht path)
(let ((field-names (if ht (common:get-fields ht) '()))
(target (or (getenv "MT_TARGET")(args:get-arg "-reqtarg")(args:get-arg "-target"))))
(debug:print-info 9 *default-log-port* "set-fields with field-names=" field-names " target=" target " curr-section=" curr-section " next-section=" next-section " path=" path " ht=" ht)
(if (not (null? field-names))(keys:target-set-args field-names target #f))))))
(if toppath (change-directory toppath))
(if (and toppath pathenvvar)(setenv pathenvvar toppath))
(let ((configdat (if configfile
(read-config configfile #f #t environ-patt: environ-patt post-section-procs: (list (cons "^fields$" set-fields)) #f))))
(if toppath (change-directory curr-dir))
(list configdat toppath configfile fname))))
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