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(declare (unit configfmod))
(declare (uses mtargs))
(declare (uses debugprint))
(declare (uses keysmod))
(module configfmod
*
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srfi-69
stack
typed-records
z3
)
(define *configdat* #f)
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(configf:read-config fname ht #t environ-patt: environ-patt sections: (if target (list "default" target) #f))))
;;======================================================================
;; Config file handling
;;======================================================================
;; convert to param?
(define configf:std-imports "") ;;(import configfmod commonmod)")
(define configf:std-imports "(import configfmod commonmod)")
(define (configf:process-one matchdat l ht allow-system env-to-use linenum)
(let* ((prestr (list-ref matchdat 1))
(cmdtype (list-ref matchdat 2)) ;; eval, system, shell, getenv
(cmd (list-ref matchdat 3))
(quotedcmd (conc "\""cmd"\""))
(poststr (list-ref matchdat 4))
(result #f)
(start-time (current-seconds))
(cmdsym (string->symbol cmdtype))
(fullcmd
(if (member cmdsym '(scheme scm))
`(eval-needed
,(conc configf:std-imports
"(import chicken.process-context.posix chicken.process-context)"
"(define setenv set-environment-variable)"
(conc "(lambda (ht)" cmd ")")))
(case cmdsym
((system) `(noeval-needed ,(conc (configf:system ht quotedcmd))))
((shell sh) `(noeval-needed ,(conc (string-translate (shell quotedcmd) "\n" " "))))
((realpath rp)`(noeval-needed ,(conc (common:nice-path quotedcmd))))
((getenv gv) `(noeval-needed ,(conc (get-environment-variable cmd))))
;; ((mtrah) (conc (or *toppath* (get-environment-variable \"MT_RUN_AREA_HOME\"))))
((get g)
(match
(string-split cmd)
((sect var)(configf:lookup ht sect var))
(else
(debug:print-error 0 *default-log-port* "#{get ...} used with only one parameter, \"" cmd "\", two needed.")
'(bad-param ,(conc "#{get ...} used with only one parameter, \"" cmd "\", two needed.")))))
((runconfigs-get rget) `(noeval-needed ,(runconfigs-get ht quotedcmd))) ;; (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
(else `(#f ,(conc "cmd: " cmd " not recognised")))))))
(match
fullcmd
(('eval-needed newres)
(handle-exceptions
exn
(begin
(debug:print 0 *default-log-port* "WARNING: failed to process config input \"" l "\", fullcmd="fullcmd", exn=" exn)
(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
;; (print "exn=" (condition->list exn))
(set! result (conc "#{( " cmdtype ") " cmd "}, full expansion: " fullcmd)))
(if (or allow-system
(not (member cmdtype '("system" "shell" "sh"))))
(with-input-from-string newres
(lambda ()
(set! result (if env-to-use
((eval (read) env-to-use) ht)
((eval (read)) ht)
))))
(set! result (conc "#{(" cmdtype ") " cmd "}")))))
(('noeval-needed newres)(set! result newres))
((#f errres)
(debug:print 0 *default-log-port* "WARNING: failed to process config input \"" l "\".")))
;; we process as a result
(let ((delta (- (current-seconds) start-time)))
(debug:print-info (if (> delta 2) 0 9) *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result))
(conc prestr result poststr)))
(define (configf:process-line l ht allow-system env-to-use #!key (linenum #f))
(let loop ((res l))
(if (string? res)
(let ((matchdat (string-search configf:var-expand-regex res)))
(if matchdat
(let ((result (configf:process-one matchdat l ht allow-system env-to-use linenum)))
(loop result))
res))
res)))
(define (configf:process-line-old l ht allow-system env-to-use #!key (linenum #f))
(let loop ((res l))
(if (string? res)
(let ((matchdat (string-search configf:var-expand-regex res)))
(if matchdat
(let* ((prestr (list-ref matchdat 1))
(cmdtype (list-ref matchdat 2)) ;; eval, system, shell, getenv
(cmd (list-ref matchdat 3))
(poststr (list-ref matchdat 4))
(result #f)
(start-time (current-seconds))
(cmdsym (string->symbol cmdtype))
(fullcmd
(conc configf:std-imports
"(import chicken.process-context.posix)"
"(define setenv set-environment-variable)"
(case cmdsym
((scheme scm) (conc "(lambda (ht)" cmd ")"))
((system) (conc "(lambda (ht)(configf:system ht \"" cmd "\"))"))
((shell sh) (conc "(lambda (ht)(string-translate (shell \"" cmd "\") \"\n\" \" \"))"))
((realpath rp)(conc "(lambda (ht)(common:nice-path \"" cmd "\"))"))
((getenv gv) (conc "(lambda (ht)(get-environment-variable \"" cmd "\"))"))
((mtrah) (conc "(lambda (ht)"
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(if (> delta 2)
(debug:print-info 0 *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result)
(debug:print-info 9 *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result)))))
(loop (conc prestr result poststr)))
res))
res)))
;;======================================================================
;; Lookup a value in runconfigs based on -reqtarg or -target
;;
(define (runconfigs-get config target var)
(let ((targ target #;(common:args-get-target))) ;; (or (args:get-arg "-reqtarg")(args:get-arg "-target")(getenv "MT_TARGET"))))
(if targ
(or (configf:lookup config targ var)
(configf:lookup config "default" var))
(configf:lookup config "default" var))))
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