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Merged
ashinn merged 1 commit into from
Feb 12, 2026
Merged

Make SRFI test program writing more reliable #1083

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53 changes: 33 additions & 20 deletions lib/chibi/snow/commands.scm
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Original file line number Diff line number Diff line change
Expand Up @@ -1894,26 +1894,31 @@
(define (native-srfi-support impl cfg)
(letrec*
((max-srfis 500)
(srfi-conds '())
(gen-srfis-conds
(lambda (count)
(when (< count max-srfis)
(display " ")
(display
(string-append
"(cond-expand ((or "
(if (or ;; Capyscheme errors if (library ...) form is there
(equal? impl 'capyscheme)
;; Guile errors if library name has a number
(equal? impl 'guile)
;; STklos errors if (library ...) form is there
(equal? impl 'stklos))
""
(string-append "(library (srfi " (number->string count) ")) "))
"srfi-" (number->string count) ") "
(number->string count)
") (else #f))"))
(newline)
(gen-srfis-conds (+ count 1))))))
(if (>= count max-srfis)
srfi-conds
(begin
(set! srfi-conds
(append srfi-conds
(list (string-append
" "
"(cond-expand ((or "
(if (or ;; Capyscheme errors if (library ...) form is there
(equal? impl 'capyscheme)
;; Guile errors if library name has a number
(equal? impl 'guile)
;; STklos errors if (library ...) form is there
(equal? impl 'stklos))
""
(string-append "(library (srfi " (number->string count) ")) "))
"srfi-" (number->string count) ") "
(number->string count)
") (else #f))"
(string #\newline)))))
(gen-srfis-conds (+ count 1)))))))
(gen-srfis-conds 0)
(call-with-temp-file
"srfi-list.scm"
(lambda (tmp-path out preserve)
Expand All @@ -1925,7 +1930,10 @@
(newline)
(display "(define srfis (list")
(newline)
(gen-srfis-conds 0)
(for-each (lambda (srfi-cond)
(display srfi-cond)
(newline))
srfi-conds)
(display "))")
(newline)
(display "(write srfis)")
Expand All @@ -1935,7 +1943,12 @@
(display "(exit 0)")))
(let* ((cmd (scheme-program-command impl cfg tmp-path))
(srfis (filter (lambda (item) item) (process->sexp cmd))))
(if (eof-object? srfis)
(if (and (not (list? srfis))
(not (yes-or-no?
cfg
"Could not get supported SRFI list for implementation.
Installing SRFI libraries directly or as dependency might
overwrite natively installed SRFI's. Continue?")))
`(,impl)
`(,impl ,@srfis)))))))

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