Differences From Artifact [035be18ade]:
- File
configf.scm
— part of check-in
[669204e634]
at
2017-04-26 14:29:42
on branch v1.64
— MTA fix
CherryPicked backout 70a3. (user: ritikaag, size: 33411) [annotate] [blame] [check-ins using]
To Artifact [9258d8560f]:
- File configf.scm — part of check-in [be48c35aa1] at 2017-10-31 20:23:18 on branch v1.65-use-pkts — Merged v1.65 into pkts (user: mrwellan, size: 41555) [annotate] [blame] [check-ins using] [more...]
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13 14 15 16 17 18 19 20 21 22 23 24 25 26 | ;; Config file handling ;;====================================================================== (use regex regex-case) ;; directory-utils) (declare (unit configf)) (declare (uses process)) (declare (uses env)) (include "common_records.scm") ;; return list (path fullpath configname) (define (find-config configname #!key (toppath #f)) (if toppath (let ((cfname (conc toppath "/" configname))) | > | | | 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | ;; Config file handling ;;====================================================================== (use regex regex-case) ;; directory-utils) (declare (unit configf)) (declare (uses process)) (declare (uses env)) (declare (uses keys)) (include "common_records.scm") ;; return list (path fullpath configname) (define (find-config configname #!key (toppath #f)) (if toppath (let ((cfname (conc toppath "/" configname))) (if (common:file-exists? cfname) (list toppath cfname configname) (list #f #f #f))) (let* ((cwd (string-split (current-directory) "/"))) (let loop ((dir cwd)) (let* ((path (conc "/" (string-intersperse dir "/"))) (fullpath (conc path "/" configname))) (if (common:file-exists? fullpath) (list path fullpath configname) (let ((remcwd (take dir (- (length dir) 1)))) (if (null? remcwd) (list #f #f #f) ;; #f #f) (loop remcwd))))))))) (define (config:assoc-safe-add alist key val #!key (metadata #f)) |
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74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | (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|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 scm) (conc "(lambda (ht)" cmd ")")) | > > > > | | 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 | (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|scm|sh|rp|gv|g|mtrah)\\s+([^\\}\\{]*)\\}(.*)")) (define (configf:system ht cmd) (system cmd) ) (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 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)" " (let ((extra \"" cmd "\"))" " (conc (or *toppath* (get-environment-variable \"MT_RUN_AREA_HOME\"))" " (if (string-null? extra) \"\" \"/\")" |
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173 174 175 176 177 178 179 | inl) (else (configf:process-line inl ht allow-processing))))) (if (and (string? res) (not (equal? (hash-table-ref/default settings "trim-trailing-spaces" "no") "no"))) (string-substitute "\\s+$" "" res) res)))))) | | > > > > > > > > > > > > > > > > | 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 | inl) (else (configf:process-line inl ht allow-processing))))) (if (and (string? res) (not (equal? (hash-table-ref/default settings "trim-trailing-spaces" "no") "no"))) (string-substitute "\\s+$" "" res) res)))))) (define (configf:cfgdat->env-alist section cfgdat-ht allow-system) (filter (lambda (pair) (let* ((var (car pair)) (val (cdr pair))) (cons var (cond ((and allow-system (procedure? val)) ;; if we decided to use something other than #t or #f for allow-system ('return-procs or 'return-string) , this may become problematic (val)) ((procedure? val) #f) ((string? val) val) (else "#f"))))) (append (hash-table-ref/default cfgdat-ht "default" '()) (if (equal? section "default") '() (hash-table-ref/default cfgdat-ht section '()))))) (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)) |
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214 215 216 217 218 219 220 221 222 223 224 225 226 | (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 ;; | > > > > > | | > > > > > > > | | 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 | (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) ;; allow-system: ;; #f - do not evaluate [system ;; #t - immediately evaluate [system and store result as string ;; 'return-procs -- return a proc taking ht as an argument that may be evaulated at some future time ;; 'return-string -- return a string representing a proc taking ht as an argument that may be evaulated at some future time ;; 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 '()) (apply-wildcards #t) ) (debug:print 9 *default-log-port* "START: " path) (if *configdat* (common:save-pkt `((action . read-config) (f . ,(cond ((string? path) path) ((port? path) "port") (else (conc path)))) (T . configf)) *configdat* #t add-only: #t)) (if (and (not (port? path)) (not (common:file-exists? path))) ;; for case where we are handed a port (begin (debug:print-info 1 *default-log-port* "read-config - file not found " path " current path: " (current-directory)) ;; WARNING: This is a risky change but really, we should not return an empty hash table if no file read? #f) ;; (if (not ht)(make-hash-table) ht)) (let ((inp (if (string? path) (open-input-file path) path)) ;; we can be handed a port |
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262 263 264 265 266 267 268 | (if (list? sections) ;; delete all sections except given when sections is provided (for-each (lambda (section) (if (not (member section sections)) (hash-table-delete! res section))) ;; we are using "" as a dumping ground and must remove it before returning the ht (hash-table-keys res))) (debug:print 9 *default-log-port* "END: " path) | | > | > > | > | > | | > > | > | | | | | | | | | | | | > > | | | | | | > | > > > > > > | | | | | | | | | | | > | | | | | | | | | | | | | | | | | | | | > | | | > > | | | | | | | | | | | | | | | | | | | | | | | | > | > > > > | | | | | | > | > > > | > | | | | | | | | | > | > | > | | | | | | | | | | | | | | > > | | 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 | (if (list? sections) ;; delete all sections except given when sections is provided (for-each (lambda (section) (if (not (member section sections)) (hash-table-delete! res section))) ;; we are using "" as a dumping ground and must remove it before returning the ht (hash-table-keys res))) (debug:print 9 *default-log-port* "END: " path) res ) ;; retval (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)) (configf:settings ( x setting val ) (begin (hash-table-set! settings setting val) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))) (configf:include-rx ( x include-file ) (let* ((curr-conf-dir (pathname-directory path)) (full-conf (if (absolute-pathname? include-file) include-file (common:nice-path (conc (if curr-conf-dir curr-conf-dir ".") "/" include-file))))) (if (common:file-exists? full-conf) (begin ;; (push-directory conf-dir) (debug:print 9 *default-log-port* "Including: " full-conf) (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 params);; 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 (common:file-exists? include-script)(file-execute-access? include-script)) (let* ((local-allow-system (calc-allow-system allow-system curr-section-name sections)) (env-delta (configf:cfgdat->env-alist curr-section-name res local-allow-system)) (new-inp-port (common:with-env-vars env-delta (lambda () (open-input-pipe (conc include-script " " params)))))) (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) (if (not (hash-table-ref/default res section-name #f))(hash-table-set! res section-name '())) ;; ensure that mere mention of a section is not lost (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 "". NOPE: We need new strategy. Put stuff in correct sections and then delete all sections later. section-name #f #f))) (configf:key-sys-pr ( x key cmd ) (if (calc-allow-system allow-system curr-section-name sections) (let ((alist (hash-table-ref/default res curr-section-name '())) (val-proc (lambda () (let* ((start-time (current-seconds)) (local-allow-system (calc-allow-system allow-system curr-section-name sections)) (env-delta (configf:cfgdat->env-alist curr-section-name res local-allow-system)) (cmdres (process:cmd-run->list cmd delta-env-alist-or-hash-table: env-delta)) ;; BB: here is where [system is exec'd. needs to have env from other vars! (delta (- (current-seconds) start-time)) (status (cadr cmdres)) (res (car cmdres))) (debug:print-info 4 *default-log-port* "" inl "\n => " (string-intersperse res "\n")) (if (not (eq? status 0)) (begin (debug:print-error 0 *default-log-port* "problem with " inl ", return code " status " output: " cmdres))) (if (> delta 2) (debug:print-info 0 *default-log-port* "for line \"" inl "\"\n command: " cmd " took " delta " seconds to run with output:\n " res) (debug:print-info 9 *default-log-port* "for line \"" inl "\"\n command: " cmd " took " delta " seconds to run with output:\n " res)) (if (null? res) "" (string-intersperse res " ")))))) (hash-table-set! res curr-section-name (config:assoc-safe-add alist key (case (calc-allow-system allow-system curr-section-name sections) ((return-procs) val-proc) ((return-string) cmd) (else (val-proc))) metadata: metapath)) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))) (configf:key-no-val ( x key val) (let* ((alist (hash-table-ref/default res curr-section-name '())) (fval (or (if (string? val) val #f) ""))) ;; fval should be either "" or " " (one or more spaces) (debug:print 10 *default-log-port* " setting: [" curr-section-name "] " key " = #t") (safe-setenv key fval) (hash-table-set! res curr-section-name (config:assoc-safe-add alist key fval metadata: metapath)) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name key #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 *default-log-port* "read-config env setting, envar: " envar " realval: " realval " val: " val " key: " key " curr-section-name: " curr-section-name) (if envar (safe-setenv key realval)) (debug:print 10 *default-log-port* " setting: [" curr-section-name "] " key " = " val) (hash-table-set! res curr-section-name (config:assoc-safe-add alist key realval metadata: metapath)) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) 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 metadata: metapath)) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name var-flag (if lead lead whsp))) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))) (else (debug:print-error 0 *default-log-port* "problem parsing " path ",\n \"" inl "\"") (set! var-flag #f) (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))) ) ;; end loop ))) ;; 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)))) |
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421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 | (let ((match (assoc var sectdat))) (if match ;; (and match (list? match)(> (length match) 1)) (cadr match) #f)) )) #f)) (define configf:lookup config-lookup) (define configf:read-file read-config) (define (configf:section-vars cfgdat section) (let ((sectdat (hash-table-ref/default cfgdat section '()))) (if (null? sectdat) '() (map car sectdat)))) (define (configf:get-section cfgdat section) (hash-table-ref/default cfgdat section '())) (define (setup) (let* ((configf (find-config "megatest.config")) (config (if configf (read-config configf #f #t) #f))) (if config (setenv "RUN_AREA_HOME" (pathname-directory configf))) config)) | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 | (let ((match (assoc var sectdat))) (if match ;; (and match (list? match)(> (length match) 1)) (cadr match) #f)) )) #f)) ;; use to have definitive setting: ;; [foo] ;; var yes ;; ;; (configf:var-is? cfgdat "foo" "var" "yes") => #t ;; (define (configf:var-is? cfgdat section var expected-val) (equal? (configf:lookup cfgdat section var) expected-val)) (define configf:lookup config-lookup) (define configf:read-file read-config) ;; safely look up a value that is expected to be a number, return ;; a default (#f unless provided) ;; (define (configf:lookup-number cfdat section varname #!key (default #f)) (let* ((val (configf:lookup *configdat* section varname)) (res (if val (string->number (string-substitute "\\s+" "" val #t)) #f))) (cond (res res) (val (debug:print 0 *default-log-port* "ERROR: no number found for [" section "], " varname ", got: " val)) (else default)))) (define (configf:section-vars cfgdat section) (let ((sectdat (hash-table-ref/default cfgdat section '()))) (if (null? sectdat) '() (map car sectdat)))) (define (configf:get-section cfgdat section) (hash-table-ref/default cfgdat section '())) (define (configf:set-section-var cfgdat section var val) (let ((sectdat (configf:get-section cfgdat section))) (hash-table-set! cfgdat section (config:assoc-safe-add sectdat var val)))) ;;(append (filter (lambda (x)(not (assoc var sectdat))) sectdat) ;; (list var val)))) (define (setup) (let* ((configf (find-config "megatest.config")) (config (if configf (read-config configf #f #t) #f))) (if config (setenv "RUN_AREA_HOME" (pathname-directory configf))) config)) |
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485 486 487 488 489 490 491 | (res '())) (let ((newres (append res (list (string-substitute (regexp "\n") "\n " hed #t))))) (if (null? tal) newres (loop (car tal)(cdr tal) newres)))))) (define (configf:file->list fname) | | | 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 | (res '())) (let ((newres (append res (list (string-substitute (regexp "\n") "\n " hed #t))))) (if (null? tal) newres (loop (car tal)(cdr tal) newres)))))) (define (configf:file->list fname) (if (common:file-exists? fname) (let ((inp (open-input-file fname))) (let loop ((inl (read-line inp)) (res '())) (if (eof-object? inl) (begin (close-input-port inp) (reverse res)) |
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589 590 591 592 593 594 595 | ;; refdb ;;====================================================================== ;; reads a refdb into an assoc array of assoc arrays ;; returns (list dat msg) (define (configf:read-refdb refdb-path) (let ((sheets-file (conc refdb-path "/sheet-names.cfg"))) | | | 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 | ;; refdb ;;====================================================================== ;; reads a refdb into an assoc array of assoc arrays ;; returns (list dat msg) (define (configf:read-refdb refdb-path) (let ((sheets-file (conc refdb-path "/sheet-names.cfg"))) (if (not (common:file-exists? sheets-file)) (list #f (conc "ERROR: no refdb found at " refdb-path)) (if (not (file-read-access? sheets-file)) (list #f (conc "ERROR: refdb file not readable at " refdb-path)) (let* ((sheets (with-input-from-file sheets-file (lambda () (let loop ((inl (read-line)) (res '())) |
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661 662 663 664 665 666 667 | (handle-exceptions exn #f (configf:alist->config (with-input-from-file fname read)))) (define (configf:write-alist cdat fname) | | > | | | | | | | | | | | | | | | | | | < | | < < < | | 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 | (handle-exceptions exn #f (configf:alist->config (with-input-from-file fname read)))) (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 #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)) ;; convert hierarchial list to ini format ;; (define (configf:config->ini data) (map (lambda (section) (let ((section-name (car section)) (section-dat (cdr section))) |
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