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(caar cmdres)))))
;;======================================================================
;; Make the regexp's needed globally available
;;======================================================================
(define configf:include-rx (regexp "^\\[include\\s+(.*)\\]\\s*$"))
(define configf:script-rx (regexp "^\\[scriptinc\\s+(.*)\\]\\s*$")) ;; include output from a script
(define configf:section-rx (regexp "^\\[(.*)\\]\\s*$"))
(define configf:blank-l-rx (regexp "^\\s*$"))
(define configf:key-sys-pr (regexp "^(\\S+)\\s+\\[system\\s+(\\S+.*)\\]\\s*$"))
(define configf:key-val-pr (regexp "^(\\S+)(\\s+(.*)|())$"))
(define configf:key-no-val (regexp "^(\\S+)(\\s*)$"))
(define configf:comment-rx (regexp "^\\s*#.*"))
(define configf:cont-ln-rx (regexp "^(\\s+)(\\S+.*)$"))
(define configf:settings (regexp "^\\[configf:settings\\s+(\\S+)\\s+(\\S+)]\\s*$"))
;; read a line and process any #{ ... } constructs
(define configf:var-expand-regex (regexp "^(.*)#\\{(scheme|system|shell|getenv|get|runconfigs-get|rget)\\s+([^\\}\\{]*)\\}(.*)"))
(define configf:var-expand-regex (regexp "^(.*)#\\{(scheme|system|shell|getenv|get|runconfigs-get|rget|scm|sh|rp|gv|g|mtrah)\\s+([^\\}\\{]*)\\}(.*)"))
(define (configf:process-line l ht allow-system #!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 (case cmdsym
((scheme)(conc "(lambda (ht)" cmd ")"))
((system)(conc "(lambda (ht)(system \"" cmd "\"))"))
((shell) (conc "(lambda (ht)(shell \"" cmd "\"))"))
((getenv)(conc "(lambda (ht)(get-environment-variable \"" cmd "\"))"))
((get)
((scheme scm) (conc "(lambda (ht)" cmd ")"))
((system) (conc "(lambda (ht)(system \"" 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)"
" (let ((extra \"" cmd "\"))"
" (conc (or *toppath* (get-environment-variable \"MT_RUN_AREA_HOME\"))"
" (if (string-null? extra) \"\" \"/\")"
" extra)))"))
((get g)
(let* ((parts (string-split cmd))
(sect (car parts))
(var (cadr parts)))
(conc "(lambda (ht)(config-lookup ht \"" sect "\" \"" var "\"))")))
((runconfigs-get) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
((rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
((runconfigs-get rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
;; ((rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
(else "(lambda (ht)(print \"ERROR\") \"ERROR\")"))))
;; (print "fullcmd=" fullcmd)
(handle-exceptions
exn
(begin
(debug:print 0 *default-log-port* "WARNING: failed to process config input \"" l "\"")
(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
;; (print "exn=" (condition->list exn))
(set! result (conc "#{( " cmdtype ") " cmd"}")))
(set! result (conc "#{( " cmdtype ") " cmd "}, full expansion: " fullcmd)))
(if (or allow-system
(not (member cmdtype '("system" "shell"))))
(not (member cmdtype '("system" "shell" "sh"))))
(with-input-from-string fullcmd
(lambda ()
(set! result ((eval (read)) ht))))
(set! result (conc "#{(" cmdtype ") " cmd "}"))))
(set! result (conc "#{(" cmdtype ") " cmd "}"))))
(case cmdsym
((system shell scheme)
(let ((delta (- (current-seconds) start-time)))
(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)))
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(define (calc-allow-system allow-system section sections)
(if sections
(and (or (equal? "default" section)
(member section sections))
allow-system) ;; account for sections and return allow-system as it might be a symbol such as return-strings
allow-system))
;; given a config hash and a section name, apply that section to all matching sections (using wildcard % or regex if /..../)
;; remove the section when done so that there is no downstream clobbering
;;
(define (configf:apply-wildcards ht section-name)
(if (hash-table-exists? ht section-name)
(let ((vars (hash-table-ref ht section-name))
(rx (regexp (if (string-contains section-name "%")
(string-substitute section-name "%" ".*")
section-name))))
(for-each
(lambda (section)
(if (and section-name
section
(not (string=? section-name section))
(string-match rx section))
(for-each
(lambda (bundle)
(let ((key (car bundle))
(val (cadr bundle))
(meta (if (> (length bundle) 2)(caddr bundle) #f)))
(hash-table-set! ht section (config:assoc-safe-add (hash-table-ref ht section) key val metadata: meta))))
vars)))
(hash-table-keys ht))))
ht)
;; 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
;; post-section-procs alist of section-pattern => proc, where: (proc section-name next-section-name ht curr-path)
;; apply-wildcards: #t/#f - apply vars from targets with % wildcards to all matching sections
;;
(define (read-config path ht allow-system #!key (environ-patt #f)(curr-section #f)(sections #f)(settings (make-hash-table))(keep-filenames #f)(post-section-procs '()))
(define (read-config path ht allow-system #!key (environ-patt #f)(curr-section #f)(sections #f)(settings (make-hash-table))(keep-filenames #f)(post-section-procs '())(apply-wildcards #t))
(debug:print-info 5 *default-log-port* "read-config " path " allow-system " allow-system " environ-patt " environ-patt " curr-section: " curr-section " sections: " sections " pwd: " (current-directory))
(debug:print 9 *default-log-port* "START: " path)
(if (and (not (port? path))
(if (not (file-exists? path))
(let ((inp (open-input-file path))
(let ((inp (if (string? path)
(open-input-file path)
path)) ;; we can be handed a port
(res (if (not ht)(make-hash-table) ht))
(metapath (if (or (debug:debug-mode 9)
keep-filenames)
path #f)))
path #f))
(process-wildcards (lambda (res curr-section-name)
(if (and apply-wildcards
(or (string-contains curr-section-name "%") ;; wildcard
(string-match "/.*/" curr-section-name))) ;; regex
(begin
(configf:apply-wildcards res curr-section-name)
(hash-table-delete! res curr-section-name)))))) ;; NOTE: if the section is a wild card it will be REMOVED from res
(let loop ((inl (configf:read-line inp res (calc-allow-system allow-system curr-section sections) settings)) ;; (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 *default-log-port* "curr-section-name: " curr-section-name " var-flag: " var-flag "\n inl: \"" inl "\"")
(if (eof-object? inl)
(begin
;; process last section for wildcards
(process-wildcards res curr-section-name)
(if (string? path) ;; we received a path, not a port, thus we are responsible for closing it.
(close-input-port inp)
(close-input-port inp))
(hash-table-delete! res "") ;; we are using "" as a dumping ground and must remove it before returning the ht
(debug:print 9 *default-log-port* "END: " path)
res)
(regex-case
inl
(configf:comment-rx _ (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(configf:blank-l-rx _ (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
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(read-config full-conf res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections settings: settings keep-filenames: keep-filenames)
;; (pop-directory)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(begin
(debug:print '(2 9) #f "INFO: include file " include-file " not found (called from " path ")")
(debug:print 2 *default-log-port* " " full-conf)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))))
(configf:script-rx ( x include-script );; handle-exceptions
;; exn
;; (begin
;; (debug:print '(0 2 9) #f "INFO: include from script " include-script " failed.")
;; (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(if (and (file-exists? include-script)(file-execute-access? include-script))
(let* ((new-inp-port (open-input-pipe include-script)))
(debug:print '(2 9) *default-log-port* "Including from script output: " include-script)
;; (print "We got here, calling read-config next. Port is: " new-inp-port)
(read-config new-inp-port res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections settings: settings keep-filenames: keep-filenames)
(close-input-port new-inp-port)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(begin
(debug:print 0 *default-log-port* "Script not found or not exectutable: " include-script)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))
) ;; )
(configf:section-rx ( x section-name ) (begin
;; call post-section-procs
(for-each
(lambda (dat)
(let ((patt (car dat))
(proc (cdr dat)))
(if (string-match patt curr-section-name)
(proc curr-section-name section-name res path))))
post-section-procs)
;; after gathering the vars for a section and if apply-wildcards is true and if there is a wildcard in the section name process wildcards
;; NOTE: we are processing the curr-section-name, NOT section-name.
(process-wildcards res curr-section-name)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings)
;; 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 (calc-allow-system allow-system curr-section-name sections)
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