1
2
3
4
5
6
7
8
9
10
11
12
13
|
1
2
3
4
5
6
7
8
9
10
11
12
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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
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
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
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
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
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
482
483
484
485
486
487
488
489
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
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
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
797
798
799
800
801
|
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
|
;;; ducttape-lib.meta -*- Hen -*-
(module ducttape-lib
(
runs-ok
ducttape-debug-level
ducttape-debug-regex-filter
ducttape-silent-mode
ducttape-quiet-mode
ducttape-log-file
ducttape-color-mode
iputs-preamble
script-name
idbg
ierr
iwarn
inote
iputs
re-match?
; launch-repl
keyword-skim
skim-cmdline-opts-noarg-by-regex
skim-cmdline-opts-withargs-by-regex
concat-lists
process-command-line
ducttape-append-logfile
ducttape-activate-logfile
isys
do-or-die
counter-maker
dir-is-writable?
mktemp
get-tmpdir
sendmail
find-exe
zeropad
string-leftpad
string-rightpad
seconds->isodate
seconds->wwdate
seconds->wwdate-values
isodate->seconds
isodate->wwdate
wwdate->seconds
wwdate->isodate
current-wwdate
current-isodate
)
(import scheme chicken extras ports data-structures )
(use posix regex ansi-escape-sequences test srfi-1 irregex slice srfi-13 rfc3339 scsh-process directory-utils uuid-lib filepath srfi-19 ) ; linenoise
(include "mimetypes.scm") ; provides ext->mimetype
(include "workweekdate.scm")
(define ducttape-lib-version 1.00)
(define (toplevel-command sym proc) (lambda () #f))
;;;; utility procedures
;; begin credit: megatest's process.scm
(define (port->list fh )
(if (eof-object? fh) #f
(let loop ((curr (read-line fh))
(result '()))
(if (not (eof-object? curr))
(loop (read-line fh)
(append result (list curr)))
result))))
(define (conservative-read port)
(let loop ((res ""))
(if (not (eof-object? (peek-char port)))
(loop (conc res (read-char port)))
res)))
;; end credit: megatest's process.scm
(define (counter-maker)
(let ((acc 0))
(lambda ( #!optional (increment 1) )
(set! acc (+ increment acc))
acc)))
(define (port->string port #!optional ) ; todo - add newline
(let ((linelist (port->list port)))
(if linelist
(string-join linelist "\n")
"")))
(define (outport->foreach outport foreach-thunk)
(let loop ((line (foreach-thunk)))
(if line
(begin
(write-line line outport)
(loop (foreach-thunk))
)
(begin
;;http://bugs.call-cc.org/ticket/766
;;close-[input|output]-port implicitly calling process-wait on process pipe ports. This leads to errors like
;;Error: (process-wait) waiting for child process failed - No child processes: 10872
(close-output-port outport)
#f))))
;; weird - alist-ref arg order changes signature csc vs. csi... explitly defining.
(define (my-alist-ref key alist)
(let ((res (assoc key alist)))
(if res (cdr res) #f)))
(define (keyword-skim-alist args alist)
(let loop ((result-alist '()) (result-args args) (rest-alist alist))
(cond
((null? rest-alist) (values result-alist result-args))
(else
(let ((keyword (caar rest-alist))
(defval (cdar rest-alist)))
(let-values (((kwval result-args2)
(keyword-skim
keyword
defval
result-args)))
(loop
(cons (cons keyword kwval) result-alist)
result-args2
(cdr rest-alist))))))))
(define (isys command . rest-args)
(let-values
(((opt-alist args)
(keyword-skim-alist
rest-args
'( ( foreach-stdout-thunk: . #f )
( foreach-stdin-thunk: . #f )
( stdin-proc: . #f ) ) )))
(let* ((foreach-stdout-thunk
(my-alist-ref foreach-stdout-thunk: opt-alist))
(foreach-stdin-thunk
(my-alist-ref foreach-stdin-thunk: opt-alist))
(stdin-proc
(if foreach-stdin-thunk
(lambda (port)
(outport->foreach port foreach-stdin-thunk))
(my-alist-ref stdin-proc: opt-alist))))
;; TODO: support command is list.
(let-values (((stdout stdin pid stderr)
(if (null? args)
(process* command)
(process* command args))))
;(if foreach-stdin-thunk
; (set! stdin-proc
; (lambda (port)
; (outport->foreach port foreach-stdin-thunk))))
(if stdin-proc
(stdin-proc stdin))
(let ((stdout-res
(if foreach-stdout-thunk ;; don't accumulate stdout if we have a thunk; probably doing this because stdout is BIG so lets not waste memory
(begin
(port-for-each foreach-stdout-thunk (lambda () (read-line stdout)))
"foreach-stdout-thunk ate stdout"
)
(if stdin-proc
"foreach-stdin-thunk/stdin-proc blocks stdout"
(port->string stdout))))
(stderr-res
(if stdin-proc
"foreach-stdin-thunk/stdin-proc blocks stdout"
(port->string stderr))))
;; if we've used a stdin-proc, we've closed stdin port, which unfortunately causes a wait-pid internally, causing stdout and stderr ports to auto-close. don't close them again. (so sad - we lost stdout and stderr contents when we write to stdin)
;; see - http://bugs.call-cc.org/ticket/766
(if (not stdin-proc)
(close-input-port stdout)
(close-input-port stderr))
(let-values (((anotherpid normalexit? exitstatus) (process-wait pid)))
(values exitstatus stdout-res stderr-res)))))))
(define (do-or-die command #!key nodie (foreach-stdout #f) (stdin-proc #f))
(let-values (((exit-code stdout-str stderr-str) (isys command foreach-stdout-thunk: foreach-stdout stdin-proc: stdin-proc )))
(if (equal? 0 exit-code)
stdout-str
(begin
(ierr (conc "Command > " command " " "< failed with " exit-code " because: \n" stderr-str) )
(if nodie #f (exit exit-code))))))
;; this is broken. one day i will fix it and thus understand run/collecting... don't use isys-broken.
(define (isys-broken command-list)
(let-values ( ( (rv outport errport) (run/collecting (1 2) ("ls" "-l") ) ) )
(print "rv is " rv)
(print "op is " outport)
(print "ep is " errport)
(values rv (port->string outport) (port->string errport))))
;; runs-ok: evaluate expression while suppressing exceptions.
; on caught exception, returns #f
; otherwise, returns expression value
(define (runs-ok thunk)
(handle-exceptions exn #f (begin (thunk) #t)))
;; concat-lists: result list = lista + listb
(define (concat-lists lista listb) ;; ok, I just reimplemented append...
(foldr cons listb lista))
;;; setup general_lib env var parameters
;; show warning/note/error/debug prefixes using ansi colors
(define ducttape-color-mode
(make-parameter (get-environment-variable "DUCTTAPE_COLORIZE")))
;; if defined, has number value. if number value > 0, show debug messages
;; value should be decremented in subshells -- idea is raising debug level will show debug messages deeper and deeper in process call stack
(define ducttape-debug-level
(make-parameter
(let ( (raw-debug-level (get-environment-variable "DUCTTAPE_DEBUG_LEVEL")) )
(if raw-debug-level
(let ((num-debug-level (runs-ok (string->number raw-debug-level))))
(if (integer? num-debug-level)
(begin
(let ((new-num-debug-level (- num-debug-level 1)))
(if (> new-num-debug-level 0) ;; decrement
(setenv "DUCTTAPE_DEBUG_LEVEL" (number->string new-num-debug-level))
(unsetenv "DUCTTAPE_DEBUG_LEVEL")))
num-debug-level) ; it was set and > 0, mode is value
(begin
(unsetenv "DUCTTAPE_DEBUG_LEVEL") ;; value was invalid, unset it
#f))) ; value was invalid, mode is f
#f)))) ; var not set, mode is f
(define ducttape-debug-mode (if (ducttape-debug-level) #t #f))
;; ducttape-debug-regex-filter suppresses non-matching debug messages
(define ducttape-debug-regex-filter
(make-parameter
(let ((raw-debug-pattern (get-environment-variable "DUCTTAPE_DEBUG_PATTERN")))
(if raw-debug-pattern
raw-debug-pattern
"."))))
;; silent mode suppresses Note and Warning type messages
(define ducttape-silent-mode
(make-parameter (get-environment-variable "DUCTTAPE_SILENT_MODE")))
;; quiet mode suppresses Note type messages
(define ducttape-quiet-mode
(make-parameter (get-environment-variable "DUCTTAPE_QUIET_MODE")))
;; if log file is defined, warning/note/error/debug messages are appended
;; to named logfile.
(define ducttape-log-file
(make-parameter (get-environment-variable "DUCTTAPE_LOG_FILE")))
;;; standard messages printing implementation
; get the name of the current script/binary being run
(define (script-name)
(car (reverse (string-split (car (argv)) "/"))))
(define (ducttape-timestamp)
(rfc3339->string (time->rfc3339 (seconds->local-time))))
(define (iputs-preamble msg-type #!optional (suppress-color #f))
(let ((do-color (and
(not suppress-color)
(ducttape-color-mode)
(terminal-port? (current-error-port)))))
(case msg-type
((note)
(if do-color
(set-text (list 'fg-green 'bg-black 'bold) "Note:")
"Note:"
))
((warn)
(if do-color
(set-text (list 'fg-yellow 'bg-black 'bold) "Warning:")
"Warning:"
))
((err)
(if do-color
(set-text (list 'fg-red 'bg-black 'bold) "Error:")
"Error:"
))
((dbg)
(if do-color
(set-text (list 'fg-blue 'bg-magenta) "Debug:")
"Debug:"
)))))
(define (ducttape-append-logfile msg-type message #!optional (suppress-preamble #f))
(let
((txt
(string-join
(list
(ducttape-timestamp)
(script-name)
(if suppress-preamble
message
(string-join (list (iputs-preamble msg-type #t) message) " ")))
" | ")))
(if (ducttape-log-file)
(runs-ok
(call-with-output-file (ducttape-log-file)
(lambda (output-port)
(format output-port "~A ~%" txt)
)
#:append))
#t)))
(define (ducttape-activate-logfile #!optional (logfile #f))
;; from python ducttape-lib.py
; message = "START - pid=%d ppid=%d argv=(%s) pwd=%s user=%s host=%s"%(pid,ppid," ".join("'"+x+"'" for x in sys.argv),os.environ['PWD'],os.getenv('USER','nouser'),os.getenv('HOST','nohost') )
(let ((pid (number->string (current-process-id)))
(ppid (number->string (parent-process-id)))
(argv
(string-join
(map
(lambda (x)
(string-join (list "\"" x "\"") "" ))
(argv))
" "))
(pwd (or (get-environment-variable "PWD") "nopwd"))
(user (or (get-environment-variable "USER") "nouser"))
(host (or (get-environment-variable "HOST") "nohost")))
(if logfile
(begin
(ducttape-log-file logfile)
(setenv "DUCTTAPE_LOG_FILE" (ducttape-log-file))))
(ducttape-append-logfile 'note (format #f "START - pid=~A ppid=~A argv=(~A) pwd=~A user=~A host=~A" pid ppid argv pwd user host) #t)))
;; immediately activate logfile (will be noop if logfile disabled)
(ducttape-activate-logfile)
;; log exit code
(define (set-exit-handler)
(let ((orig-exit-handler (exit-handler)))
(exit-handler
(lambda (exitcode)
(ducttape-append-logfile 'note (format #f "Exit ~A by sys.exit" exitcode) #t)
(orig-exit-handler exitcode)))))
(set-exit-handler)
;; TODO: hook exception handler so we can log exception before we sign off.
(define (idbg first-message . rest-args)
(let* ((debug-level-threshold
(if (> (length rest-args) 0) (car rest-args) 1))
(message-list
(if (> (length rest-args) 1)
(cons first-message (cdr rest-args))
(list first-message)) )
(message (apply conc
(map ->string message-list))))
(ducttape-append-logfile 'dbg message)
(if (ducttape-debug-level)
(if (<= debug-level-threshold (ducttape-debug-level))
(if (string-search (ducttape-debug-regex-filter) message)
(begin
(format (current-error-port) "~A ~A (~A)~%" (iputs-preamble 'dbg) message (script-name))))))))
(define (ierr message-first . message-rest)
(let* ((message
(apply conc
(map ->string (cons message-first message-rest)))))
(ducttape-append-logfile 'err message)
(format (current-error-port) "~A ~A (~A)~%" (iputs-preamble 'err) message (script-name))))
(define (iwarn message-first . message-rest)
(let* ((message
(apply conc
(map ->string (cons message-first message-rest)))))
(ducttape-append-logfile 'warn message)
(if (not (ducttape-silent-mode))
(begin
(format (current-error-port) "~A ~A (~A)~%" (iputs-preamble 'warn) message (script-name))))))
(define (inote message-first . message-rest)
(let* ((message
(apply conc
(map ->string (cons message-first message-rest)))))
(ducttape-append-logfile 'note message)
(if (not (or (ducttape-silent-mode) (ducttape-quiet-mode)))
(begin
(format (current-error-port) "~A ~A (~A)~%" (iputs-preamble 'note) message (script-name))))))
(define (iputs kind message #!optional (debug-level-threshold 1))
(cond
((member kind (string-split "NOTE/Note/note/n/N" "/")) (inote message))
((member kind (string-split "Error/ERROR/error/Err/ERR/err/E/e" "/")) (ierr message))
((member kind
(string-split "Warning/WARNING/warning/Warn/WARN/warn/W/w" "/"))
(iwarn message))
((member kind (string-split "Debug/DEBUG/debug/Dbg/DBG/dbg/D/d" "/"))
(idbg message debug-level-threshold))))
(define (mkdir-recursive path-so-far hier-list-to-create)
(if (null? hier-list-to-create)
path-so-far
(let* ((next-hier-item (car hier-list-to-create))
(rest-hier-items (cdr hier-list-to-create))
(path-to-mkdir (string-concatenate (list path-so-far "/" next-hier-item))))
(if (runs-ok (lambda () (create-directory path-to-mkdir)))
(mkdir-recursive path-to-mkdir rest-hier-items)
#f))))
; ::mkdir-if-not-exists::
; make a dir recursively if it does not
; already exist.
; on success - returns path
; on fail - returns #f
(define (mkdirp-if-not-exists the-dir)
(let ( (path-list (string-split the-dir "/")))
(mkdir-recursive "/" path-list)))
; ::mkdir-if-not-exists::
; make a dir recursively if it does not
; already exist.
; on success - returns path
; on fail - returns #f
(define (mkdirp-if-not-exists the-dir)
(let ( (path-list (string-split the-dir "/")))
(mkdir-recursive "/" path-list)))
(define (dir-is-writable? the-dir)
(let ((dummy-file (string-concatenate (list the-dir "/.dummyfile"))))
(and
(file-exists? the-dir)
(cond
((runs-ok (lambda ()(with-output-to-file dummy-file (lambda () (print "foo")))))
(begin
(runs-ok (lambda () (delete-file dummy-file) ))
the-dir))
(else #f)))))
(define (get-tmpdir )
(let* ((tmproot
(dir-is-writable?
(or
(get-environment-variable "TMPDIR")
"/tmp")))
(user
(or
(get-environment-variable "USER")
"USER_Envvar_not_set"))
(tmppath
(string-concatenate
(list tmproot "/env21-general-" user ))))
(dir-is-writable?
(mkdirp-if-not-exists
tmppath))))
(define (mktemp
#!optional
(prefix "general_lib_tmpfile")
(dir #f))
(let-values
(((fd path)
(file-mkstemp
(conc
(if dir dir (get-tmpdir))
"/" prefix ".XXXXXX"))))
(close-output-port (open-output-file* fd))
path))
;;http://stackoverflow.com/questions/11134857/using-sendmail-for-html-body-and-binary-attachment
;; write send-email using:
;; - isys-foreach-stdin-line
;; - formatting in http://stackoverflow.com/questions/11134857/using-sendmail-for-html-body-and-binary-attachment
(define (sendmail to_addr subject body
#!key
(from_addr "admin")
cc_addr
bcc_addr
more-headers
use_html
(attach-files-list '()))
(define (sendmail-proc sendmail-port)
(define (wl line-str)
(write-line line-str sendmail-port))
(define (get-uuid)
(string-upcase (uuid->string (uuid-generate))))
(let ((mailpart-uuid (get-uuid))
(mailpart-body-uuid (get-uuid)))
(define (boundary)
(wl (conc "--" mailpart-uuid)))
(define (body-boundary)
(wl (conc "--" mailpart-body-uuid)))
(define (email-mime-header)
(wl (conc "From: " from_addr))
(wl (conc "To: " to_addr))
(if cc_addr
(wl (conc "Cc: " cc_addr)))
(if bcc_addr
(wl (conc "Bcc: " bcc_addr)))
(if more-headers
(wl more-headers))
(wl (conc "Subject: " subject))
(wl "MIME-Version: 1.0")
(wl (conc "Content-Type: multipart/mixed; boundary=\"" mailpart-uuid "\""))
(wl "")
(boundary)
(wl (conc "Content-Type: multipart/alternative; boundary=\"" mailpart-body-uuid "\""))
(wl "")
)
(define (email-text-body)
(body-boundary)
(wl "Content-Type: text/plain; charset=ISO-8859-1")
(wl "Content-Disposition: inline")
(wl "")
(wl body)
(body-boundary))
(define (email-html-body)
(body-boundary)
(wl "Content-Type: text/plain; charset=ISO-8859-1")
(wl "")
(wl "You need to enable HTML option for email")
(body-boundary)
(wl "Content-Type: text/html; charset=ISO-8859-1")
(wl "Content-Disposition: inline")
(wl "")
(wl body)
(body-boundary))
(define (attach-file file)
(let* ((filename
(filepath:take-file-name file))
(ext-with-dot
(filepath:take-extension file))
(ext (string-take-right
ext-with-dot
(- (string-length ext-with-dot) 1)))
(mimetype (ext->mimetype ext))
(uuencode-command (conc "uuencode " file " " filename)))
(boundary)
(wl (conc "Content-Type: " mimetype "; name=\"" filename "\""))
(wl "Content-Transfer-Encoding: uuencode")
(wl (conc "Content-Disposition: attachment; filename=\"" filename "\""))
(wl "")
(do-or-die
uuencode-command
foreach-stdout:
(lambda (line)
(wl line)))))
;; send the email
(email-mime-header)
(if use_html
(email-html-body)
(email-text-body))
(for-each attach-file attach-files-list)
(boundary)
(close-output-port sendmail-port)))
(do-or-die "/usr/sbin/sendmail -t"
stdin-proc: sendmail-proc))
;; like shell "which" command
(define (find-exe exe)
(let* ((path-items
(string-split
(or
(get-environment-variable "PATH") "")
":")))
(let loop ((rest-path-items path-items))
(if (null? rest-path-items)
#f
(let* ((this-dir (car rest-path-items))
(next-rest (cdr rest-path-items))
(candidate (conc this-dir "/" exe)))
(if (file-execute-access? candidate)
candidate
(loop next-rest)))))))
;; (define (launch-repl )
;; (use linenoise)
;; (current-input-port (make-linenoise-port))
;; (let ((histfile (conc (or (get-environment-variable "HOME") ".") "/." (script-name) "-hist")))
;; (set-history-length! 30000)
;; (load-history-from-file histfile)
;; (let loop ((l (linenoise "> ")))
;; (cond ((equal? l "bye")
;; (save-history-to-file histfile)
;; "Bye!")
;; ((eof-object? l)
;; (save-history-to-file histfile)
;; (exit))
;; (else
;; (display l)
;; (handle-exceptions exn
;; ;;(print-call-chain (current-error-port))
;; (let ((message ((condition-property-accessor 'exn 'message) exn)))
;; (print "exn> " message )
;; ;;(pp (condition->list exn))
;; ;;(exit)
;; ;;(display "Went wrong")
;; (newline))
;; (print (eval l)))))
;; (newline)
;; (history-add l)
;; (loop (linenoise "> ")))))
;; (define (launch-repl2 )
;; (use readline)
;; (use apropos)
;; (use trace)
;; ;(import csi)
;; (current-input-port (make-readline-port (conc (script-name) "> ") "... "))
;; ; (install-history-file #f (conc (or (get-environment-variable "HOME") ".") "/." (script-name) "_history"))
;; (parse-and-bind "set editing-mode emacs")
;; (install-history-file)
;; (let loop ((foo #f))
;; (let ((expr (read)))
;; (cond
;; ((eof-object? expr) (exit))
;; (else
;; (handle-exceptions exn
;; ;;(print-call-chain (current-error-port))
;; (let ((message ((condition-property-accessor 'exn 'message) exn)))
;; (print "exn> " message )
;; ;;(pp (condition->list exn))
;; ;;(exit)
;; ;;(display "Went wrong")
;; (newline))
;; (print (eval expr))))))
;; (loop #f))
;; )
;;;; process command line options
;; get command line switches (have no subsequent arg; eg. [-foo])
;; assumes these are switches without arguments
;; will return list of matches
;; removes matches from command-line-arguments parameter
(define (skim-cmdline-opts-noarg-by-regex switch-pattern)
(let* (
(irr (irregex switch-pattern))
(matches (filter
(lambda (x)
(irregex-match irr x))
(command-line-arguments)))
(non-matches (filter
(lambda (x)
(not (member x matches)))
(command-line-arguments))))
(command-line-arguments non-matches)
matches))
(define (keyword-skim keyword default args #!optional (eqpred equal?))
(let loop ( (kwval default) (args-remaining args) (args-to-return '()) )
(cond
((null? args-remaining)
(values
(if (list? kwval) (reverse kwval) kwval)
(reverse args-to-return)))
((and (> (length args-remaining) 1) (eqpred keyword (car args-remaining)))
(if (list? default)
(if (equal? default kwval)
(loop (list (cadr args-remaining)) (cddr args-remaining) args-to-return)
(loop (cons (cadr args-remaining) kwval) (cddr args-remaining) args-to-return))
(loop (cadr args-remaining) (cddr args-remaining) args-to-return)))
(else (loop kwval (cdr args-remaining) (cons (car args-remaining) args-to-return))))))
;; get command line switches (have a subsequent arg; eg. [-foo bar])
;; assumes these are switches without arguments
;; will return list of arguments to matches
;; removes matches from command-line-arguments parameter
(define (re-match? re str)
(irregex-match re str))
(define (skim-cmdline-opts-withargs-by-regex switch-pattern)
(let-values
(((result new-cmdline-args)
(keyword-skim switch-pattern
'()
(command-line-arguments)
re-match?
)))
(command-line-arguments new-cmdline-args)
result))
;; recognize ducttape-lib command line switches (--quiet, --silent, --color, -d.., -dp.., -logfile)
;; - reset parameters; reset DUCTTAPE_* env vars to match user specified intent
;; - mutate (command-line-arguments) parameter to subtract these recognized and handled switches
;; * beware -- now (argv) and (command-line-arguments) are inconsistent... cannot mutate (argv) alas. Use (command-line-arguments)
(define (process-command-line)
;; --quiet
(let ((quiet-opts (skim-cmdline-opts-noarg-by-regex "--?quiet")))
(if (not (null? quiet-opts))
(begin
(setenv "DUCTTAPE_QUIET_MODE" "1")
((egg "ducttape-lib.egg")
(synopsis "Tool for standard print routines and utilities for FDK Env Team.")
(category env)
(author "Brandon Barclay")
(doc-from-wiki)
(license "GPL-2")
;; srfi-69, posix, srfi-18
(depends regex)
(test-depends test)
; suspicious - (files "ducttape-lib")
)
(ducttape-quiet-mode "1"))))
;; --silent
(let ((silent-opts (skim-cmdline-opts-noarg-by-regex "--?silent")))
(if (not (null? silent-opts))
(begin
(setenv "DUCTTAPE_SILENT_MODE" "1")
(ducttape-silent-mode "1"))))
;; -color
(let ((color-opts (skim-cmdline-opts-noarg-by-regex "--?colou?r(ize)?")))
(if (not (null? color-opts))
(begin
(setenv "DUCTTAPE_COLORIZE" "1")
(ducttape-color-mode "1"))))
;; -nocolor
(let ((nocolor-opts (skim-cmdline-opts-noarg-by-regex "--?nocolou?r(ize)?")))
(if (not (null? nocolor-opts))
(begin
(unsetenv "DUCTTAPE_COLORIZE" )
(ducttape-color-mode #f))))
;; -logfile
(let ((logfile-opts (skim-cmdline-opts-withargs-by-regex "--?log(-?file)?")))
(if (not (null? logfile-opts))
(begin
(ducttape-log-file (car (reverse logfile-opts)))
(setenv "DUCTTAPE_LOG_FILE" (ducttape-log-file)))))
;; -d -dd -d#
(let ((debug-opts (skim-cmdline-opts-noarg-by-regex "-d(d*|\\d+)"))
(initial-debuglevel (if (ducttape-debug-level) (ducttape-debug-level) 0) ))
(if (not (null? debug-opts))
(begin
(ducttape-debug-level
(let loop ((opts debug-opts) (debuglevel initial-debuglevel))
(if (null? opts)
debuglevel
(let*
( (curopt (car opts))
(restopts (cdr opts))
(ds (string-match "-(d+)" curopt))
(dnum (string-match "-d(\\d+)" curopt)))
(cond
(ds (loop restopts (+ debuglevel (string-length (cadr ds)))))
(dnum (loop restopts (string->number (cadr dnum)))))))))
(setenv "DUCTTAPE_DEBUG_LEVEL" (number->string (ducttape-debug-level))))))
;; -dp <pat> / --debug-pattern <pat>
(let ((debugpat-opts (skim-cmdline-opts-withargs-by-regex "--?(debug-pattern|dp)")))
(if (not (null? debugpat-opts))
(begin
(ducttape-debug-regex-filter (string-join debugpat-opts "|"))
(setenv "DUCTTAPE_DEBUG_PATTERN" (ducttape-debug-regex-filter))))))
;; handle command line immediately;
(process-command-line)
) ; end module
|