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# 05nov25 Software Lab. Alexander Burger
# Prompt
(de *Prompt
(casq (car (symbols)) (pico) (T @)) )
(private) (_who _match nest nst1 nst2 C D E M S X Y Z Fun Prg Who dep1 dep2)
# Edit history
(de h ()
(let F (tmp "history")
(out F
(mapc prinl (history)) )
(and
(vi (cons T F))
(history
(in F
(make (while (line T) (link @))) ) )
T ) ) )
# Browsing
(de help (Sym Ex)
(when (; Sym doc)
(prinl "========================================")
(in @
(from
(pack
"<dt><a id=\""
(replace (chop Sym)
"%" "%25"
"<" "%3C"
">" "%3E"
"\^" "%5E"
"|" "%7C")
"\">" ) )
(out '("w3m" "-T" "text/html" "-dump")
(prin "<dt>")
(echo "</a>")
(echo "<dd>")
(prinl "<br/>")
(echo "\n<pre>")
(ifn Ex
(prinl "<br/><br/>")
(prin "<pre>")
(prinl (echo "\n</pre>")) ) ) ) )
Sym )
(de docs (Dir)
(when (=T (car (info Dir)))
(let All (all)
(for F (dir Dir)
(when (match '("r" "e" "f" @ "." "h" "t" "m" "l") (chop F))
(let P (pack Dir F)
(in P
(while (from "<dt><a id=\"")
(let (L (till "\"") S (ht:Pack L T))
(cond
((member S All) (put (car @) 'doc P))
((and
(not (cddr (setq L (split L "/"))))
(format (cadr L))
(member (pack (car L)) All) )
(put (intern S) 'doc P) ) ) ) ) ) ) ) ) ) ) )
(de doc (Sym Browser)
(call (or Browser (sys "BROWSER") "w3m")
(pack
"file:"
(and (= `(char '/) (char (path "@"))) "//")
(path
(if (get Sym 'doc)
(pack @ "#"
(replace (chop Sym)
"%" "%25"
"<" "%3C"
">" "%3E"
"\^" "%5E"
"|" "%7C" ) )
"@doc/ref.html" ) ) ) ) )
(de more (M Fun)
(let *Dbg NIL
(if (pair M)
((default Fun println) (++ M))
(println (type M))
(setq
Fun (list '(X) (list 'pp 'X (lit M)))
M (mapcar car (filter pair (val M))) ) )
(loop
(T (atom M))
(T (= "\e" (key)) T)
(Fun (++ M)) ) ) )
(de what (S)
(let *Dbg NIL
(setq S (chop S))
(filter
'(("X") (match S (chop "X")))
(all) ) ) )
(de who (X . Prg)
(let (*Dbg NIL Who '(Who @ @@ @@@))
(make (mapc _who (all))) ) )
(and noLint (@ 'who 'Prg))
(de _who (Y)
(unless (or (ext? Y T) (memq Y Who))
(push 'Who Y)
(ifn (= `(char "+") (char Y))
(and (pair (val Y)) (nest @) (link Y))
(for Z (pair (val Y))
(if (atom Z)
(and (_match Z) (link Y))
(when (nest (cdr Z))
(link (cons (car Z) Y)) ) ) )
(maps
'((Z)
(if (atom Z)
(and (_match Z) (link Y))
(when (nest (car Z))
(link (cons (cdr Z) Y)) ) ) )
Y ) ) ) )
(de nest (Y)
(nst1 Y)
(nst2 Y) )
(de nst1 (Y)
(let Z (setq Y (strip Y))
(loop
(T (atom Y) (and (sym? Y) (_who Y)))
(and (sym? (car Y)) (_who (car Y)))
(and (pair (car Y)) (nst1 @))
(T (== Z (setq Y (cdr Y)))) ) ) )
(de nst2 (Y)
(let Z (setq Y (strip Y))
(loop
(T (atom Y) (_match Y))
(T (or (_match (car Y)) (nst2 (car Y)))
T )
(T (== Z (setq Y (cdr Y)))) ) ) )
(de _match (D)
(and
(cond
((str? X) (and (str? D) (= X D)))
((sym? X) (== X D))
(T (match X D)) )
(or
(not Prg)
(let *Dbg (up 2 *Dbg) (run Prg)) ) ) )
(de has (X)
(let *Dbg NIL
(filter
'((S) (= X (val S)))
(all) ) ) )
(de can (X)
(let *Dbg NIL
(extract
'((Y)
(and
(= `(char "+") (char Y))
(asoq X (val Y))
(cons X Y) ) )
(all) ) ) )
(private) (Flg Nsp Lst Sym N L S)
# Namespaces nested in current search order
(de namespaces (Flg)
(let N 3
(make
(for Nsp (symbols)
(recur (Nsp N)
(link Nsp)
(when Flg
(space N)
(println Nsp) )
(for S (all Nsp)
(and
(pair (val S))
(== '\~ (car @))
(not (memq S (made)))
(recurse S (+ N 3)) ) ) ) ) ) ) )
# Namespace shadowing
(de shadows (Flg)
(let Lst (mapcan all (symbols))
(make
(while (cdr Lst)
(let Sym (++ Lst)
(unless (member Sym (made))
(let? L
(filter
'((S)
(and
(= S Sym)
(n== S Sym)
(val S) ) )
Lst )
(when Flg
(space 3)
(apply println L Sym) )
(link Sym) ) ) ) ) ) ) )
# Class dependencies
(de dep (C)
(let *Dbg NIL
(dep1 0 C)
(dep2 3 C)
C ) )
(de dep1 (N C)
(for X (type C)
(dep1 (+ 3 N) X) )
(space N)
(println C) )
(de dep2 (N C)
(for X (all)
(when
(and
(= `(char "+") (char X))
(memq C (type X)) )
(space N)
(println X)
(dep2 (+ 3 N) X) ) ) )
# Inherited methods
(de methods (Obj)
(make
(let Mark NIL
(recur (Obj)
(for X (val Obj)
(nond
((pair X) (recurse X))
((memq (car X) Mark)
(link (cons (car X) Obj))
(push 'Mark (car X)) ) ) ) ) ) ) )
(private) (_dbg _dbg2 dbg ubg traced? U)
# Single-Stepping
(de _dbg (Lst)
(or
(atom (car Lst))
(num? (caar Lst))
(flg? (caar Lst))
(== '! (caar Lst))
(set Lst (cons '! (car Lst))) ) )
(de _dbg2 (Lst)
(map
'((L)
(if (and (pair (car L)) (flg? (caar L)))
(map _dbg (cdar L))
(_dbg L) ) )
Lst ) )
(de dbg (Lst)
(when (pair Lst)
(casq (++ Lst)
((case casq state)
(_dbg Lst)
(for L (cdr Lst)
(map _dbg (cdr L)) ) )
((cond nond)
(for L Lst
(map _dbg L) ) )
(quote
(when (fun? Lst)
(map _dbg (cdr Lst)) ) )
((job use let let? recur)
(map _dbg (cdr Lst)) )
(loop
(_dbg2 Lst) )
((bind do)
(_dbg Lst)
(_dbg2 (cdr Lst)) )
(for
(and (pair (car Lst)) (map _dbg (cdar Lst)))
(_dbg2 (cdr Lst)) )
(T (map _dbg Lst)) )
T ) )
(de d ()
(let *Dbg NIL
(dbg ^) ) )
(de -debug ()
(debug (intern (opt))) )
(de debug (X C)
(ifn (traced? X C)
(let *Dbg NIL
(when (pair X)
(setq C (cdr X) X (car X)) )
(or
(dbg (if C (method X C) (getd X)))
(quit "Can't debug" X) ) )
(untrace X C)
(debug X C)
(trace X C) ) )
(de ubg (Lst)
(when (pair Lst)
(map
'((L)
(when (pair (car L))
(when (== '! (caar L))
(set L (cdar L)) )
(ubg (car L)) ) )
Lst )
T ) )
(de u ()
(let *Dbg NIL
(ubg ^) ) )
(de unbug (X C)
(let *Dbg NIL
(when (pair X)
(setq C (cdr X) X (car X)) )
(or
(ubg (if C (method X C) (getd X)))
(quit "Can't unbug" X) ) ) )
# Tracing
(de traced? (X C)
(setq X
(if C
(method X C)
(getd X) ) )
(and
(pair X)
(pair (cadr X))
(== '$ (caadr X)) ) )
# Convert ((X Y) A B) --> ((X Y) ($ foo (X Y) A B))
(de -trace ()
(trace (intern (opt))) )
(de trace (X C)
(let *Dbg NIL
(when (pair X)
(setq C (cdr X) X (car X)) )
(if C
(unless (traced? X C)
(or (method X C) (quit "Can't trace" X))
(con @
(cons
(conc
(list '$ (cons X C) (car @))
(cdr @) ) ) ) )
(unless (traced? X)
(and (sym? (getd X)) (quit "Can't trace" X))
(and (num? (getd X)) (expr X))
(set X
(list
(car (getd X))
(conc (list '$ X) (getd X)) ) ) ) )
X ) )
# Convert ((X Y) ($ foo (X Y) A B)) --> ((X Y) A B)
(de untrace (X C)
(let *Dbg NIL
(when (pair X)
(setq C (cdr X) X (car X)) )
(if C
(when (traced? X C)
(con
(method X C)
(cdddr (cadr (method X C))) ) )
(when (traced? X)
(let Y (set X (cddadr (getd X)))
(and
(== '@ (++ Y))
(=1 (length Y))
(= 2 (length (car Y)))
(== 'pass (caar Y))
(sym? (cdadr Y))
(subr X) ) ) ) )
X ) )
(de *NoTrace
@ @@ @@@
pp show more led
what who can dep d e debug u unbug trace untrace )
(de traceAll (Excl)
(let *Dbg NIL
(for X (all)
(or
(memq X Excl)
(memq X *NoTrace)
(= `(char "*") (char X))
(cond
((= `(char "+") (char X))
(mapc trace
(extract
'((Y)
(and
(pair Y)
(fun? (cdr Y))
(cons (car Y) X) ) )
(val X) ) ) )
((pair (getd X))
(trace X) ) ) ) ) ) )
# Process Listing
(when (member *OS '("Android" "Linux"))
(de proc @
(apply call
(make (while (args) (link "-C" (next))))
"ps" "-H" "-o" "pid,ppid,start,size,pcpu,stat,cmd" ) ) )
# Benchmarking
(de bench Prg
(let U (usec)
(prog1
(run Prg 1)
(out 2
(when (>= (setq U (- (usec) U)) 60000000)
(prin "[" (tim$ (/ U 1000000)) "] ") )
(prinl (format (/ U 1000) 3) " sec") ) ) ) )
# Backtrace
(de bt (Flg)
(let (S NIL *Dbg)
(for (L (trail T) L)
(if (pair (car L))
(let E (++ L)
(push 'S
(list
(if (getd (box? (car E)))
(cons @ (cdr E))
E ) ) ) )
(conc
(car (default S (cons (cons))))
(cons (cons (++ L) (++ L))) ) )
(T (== '^ (car L)))
(T
(and
(pair (car L))
(== 'bt (caar L)) ) ) )
(for L S
(let? X (++ L)
(pretty
(cons
(or
(and (sym? (car X)) (car X))
(find
'((S) (== (car X) (val S)))
(all) )
(car X) )
(less (cdr X)) ) ) )
(prinl)
(while L
(space 3)
(println (caar L) (less (cdr (++ L)))) )
(NIL (or Flg (<> "\e" (key))) T) ) ) )
# Source code
`(info "@lib/map")
(symbols 'llvm 'pico)
(in "@lib/map"
(while (read)
(let Sym @
(if (get Sym '*Dbg)
(set @ (read))
(put Sym '*Dbg (cons (read))) ) ) ) )
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