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;; *toppath*
;; side effects:
;; sets; *configdat* (megatest.config info)
;; *runconfigdat* (runconfigs.config info)
;; *configstatus* (status of the read data)
;;
(define (launch:setup #!key (force #f))
(let* ((toppath (or *toppath* (getenv "MT_RUN_AREA_HOME")))
(let* ((toppath (or *toppath* (getenv "MT_RUN_AREA_HOME"))) ;; preserve toppath
(runname (common:args-get-runname))
(target (common:args-get-target))
(linktree (common:get-linktree))
(mtconfig (or (args:get-arg "-config") "megatest.config")) ;; allow overriding megatest.config
(rundir (if (and runname target linktree)(conc linktree "/" target "/" runname) #f))
(mtcachef (and rundir (conc rundir "/" ".megatest.cfg-" megatest-version "-" megatest-fossil-hash)))
(rccachef (and rundir (conc rundir "/" ".runconfigs.cfg-" megatest-version "-" megatest-fossil-hash)))
(cancreate (and rundir (file-exists? rundir)(file-write-access? rundir))))
;; (print "runname: " runname " target: " target " mtcachef: " mtcachef " rccachef: " rccachef)
(if (not *toppath*)(set! *toppath* toppath)) ;; this probably is not needed?
;; (if (not *toppath*)(set! *toppath* toppath)) ;; this probably is not needed?
(cond
;; data was read and cached and available in *configstatus*
;; data was read and cached and available in *configstatus*, toppath has already been set
((eq? *configstatus* 'fulldata)
*toppath*)
;; if mtcachef exists just read it
((and mtcachef (file-exists? mtcachef))
;; if mtcachef exists just read it, however we need to assume toppath is available in $MT_RUN_AREA_HOME
((and mtcachef (file-exists? mtcachef) (get-environment-variable "MT_RUN_AREA_HOME"))
(set! *configdat* (configf:read-alist mtcachef))
(set! *runconfigdat* (configf:read-alist rccachef))
(set! *configinfo* (list *configdat* (get-environment-variable "MT_RUN_AREA_HOME")))
(set! *configstatus* 'fulldata)
(set! *toppath* (get-environment-variable "MT_RUN_AREA_HOME"))
*toppath*)
;; we have all the info needed to fully process runconfigs and megatest.config
(mtcachef
(let* ((toppath (get-environment-variable "MT_RUN_AREA_HOME")) ;; rely on MT_RUN_AREA_HOME if we are in a test environment
(sections (list "default" target)) ;; for runconfigs
(let ((first-pass (find-and-read-config
(or (args:get-arg "-config") "megatest.config")
(first-pass (find-and-read-config ;; NB// sets MT_RUN_AREA_HOME as side effect
mtconfig
environ-patt: "env-override"
given-toppath: (get-environment-variable "MT_RUN_AREA_HOME")
pathenvvar: "MT_RUN_AREA_HOME")))
(if first-pass
given-toppath: toppath
pathenvvar: "MT_RUN_AREA_HOME"))
(first-rundat (read-config (conc toppath "/runconfigs.config") *runconfigdat* #t
sections: sections)))
(set! *runconfigdat* first-rundat)
(if first-pass ;;
(begin
(set! *configdat* (car first-pass))
(set! *configinfo* first-pass)
(set! *toppath* (or toppath (cadr first-pass))) ;; use the gathered data unless already have it
(set! toppath *toppath*)
(setenv "MT_RUN_AREA_HOME" *toppath*)
;; the seed read is done, now read runconfigs, cache it then read megatest.config one more time and cache it
(let* ((keys (rmt:get-keys))
(key-vals (if target (keys:target->keyval keys target) #f))
(let* ((keys (rmt:get-keys))
(key-vals (keys:target->keyval keys target))
(sections (if target (list "default" target) #f)) ;; for runconfigs
(linktree (or (getenv "MT_LINKTREE")
(if *configdat* (configf:lookup *configdat* "setup" "linktree") #f)))
(runconfigdat (begin
(setenv "MT_RUN_AREA_HOME" *toppath*)
(linktree (or (getenv "MT_LINKTREE")
(if *configdat* (configf:lookup *configdat* "setup" "linktree") #f)))
(second-pass (find-and-read-config
mtconfig
environ-patt: "env-override"
given-toppath: toppath
pathenvvar: "MT_RUN_AREA_HOME"))
(if key-vals
(for-each (lambda (kt)
(setenv (car kt) (cadr kt)))
key-vals))
(read-config (conc *toppath* "/runconfigs.config") #f #t sections: sections))))
(runconfigdat (begin ;; this read of the runconfigs will see any adjustments made by re-reading megatest.config
(for-each (lambda (kt)
(setenv (car kt) (cadr kt)))
key-vals)
(read-config (conc toppath "/runconfigs.config") *runconfigdat* #t
sections: sections))))
(if cancreate (configf:write-alist runconfigdat rccachef))
(set! *runconfigdat* runconfigdat)
(if cancreate (configf:write-alist *configdat* mtcachef))
(if cancreate (set! *configstatus* 'fulldata))))
;; (let ((second-pass (find-and-read-config
;; (or (args:get-arg "-config") "megatest.config")
;; environ-patt: "env-override"
;; given-toppath: (get-environment-variable "MT_RUN_AREA_HOME")
;; pathenvvar: "MT_RUN_AREA_HOME")))
;; (if cancreate (configf:write-alist (car second-pass) mtcachef))
;; (set! *configdat* (car second-pass))
;; (set! *toppath* (or toppath (cadr second-pass))) ;; this should be a no-op, remove it later
;; (if cancreate (set! *configstatus* 'fulldata)))))
;; no configs found? should not happen but let's try to recover gracefully, return an empty hash-table
(set! *configdat* (make-hash-table))
)))
;; else read what you can and set the flag accordingly
(else
(let* ((cfgdat (find-and-read-config
(or (args:get-arg "-config") "megatest.config")
environ-patt: "env-override"
given-toppath: (get-environment-variable "MT_RUN_AREA_HOME")
pathenvvar: "MT_RUN_AREA_HOME"))
(sections (if target (list "default" target) #f))
(rdat (read-config (conc (or *toppath* (get-environment-variable "MT_RUN_AREA_HOME")(cadr cfgdat))
"/runconfigs.config") #f #t sections: sections)))
(set! *configinfo* cfgdat)
(set! *configdat* (car cfgdat))
(set! *runconfigdat* rdat)
(set! *toppath* (or toppath (cadr cfgdat)))
pathenvvar: "MT_RUN_AREA_HOME")))
(if cfgdat
(let* ((sections (if target (list "default" target) #f))
(toppath (or (get-environment-variable "MT_RUN_AREA_HOME")(cadr cfgdat)))
(rdat (read-config (conc toppath
"/runconfigs.config") *runconfigdat* #t sections: sections)))
(set! *configinfo* cfgdat)
(set! *configdat* (car cfgdat))
(set! *runconfigdat* rdat)
(set! *toppath* toppath)
(set! toppath *toppath*) ;; remove this sillyness later
(set! *configstatus* 'partial))))
(set! *configstatus* 'partial))
(begin
(debug:print 0 "ERROR: No " mtconfig " file found. Giving up.")
(exit 2))))))
;; additional house keeping
(let* ((linktree (or (getenv "MT_LINKTREE")
(if *configdat* (configf:lookup *configdat* "setup" "linktree") #f))))
(if linktree
(if (not (file-exists? linktree))
(begin
(handle-exceptions
|