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https://github.com/kanaka/mal.git
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dd7a4f55f3
Fixes made to: ada, c, chuck, clojure, coffee, common-lisp, cpp, crystal, d, dart, elm, erlang, es6, factor, fsharp, gnu-smalltalk, groovy, guile, haxe, hy, js, livescript, matlab, miniMAL, nasm, nim, objc, objpascal, ocaml, perl, perl6, php, plsql, ps, python, r, rpython, ruby, scheme, swift3, tcl, ts, vb, vimscript, wasm, yorick. Catchless try* test is an optional test. Not all implementations support catchless try* but a number were fixed so they at least don't crash on catchless try*.
45 lines
778 B
C
45 lines
778 B
C
#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#ifdef USE_READLINE
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#include <readline/readline.h>
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#include <readline/history.h>
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#else
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#include <editline/readline.h>
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#endif
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char *READ(char prompt[]) {
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char *line;
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line = readline(prompt);
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if (!line) return NULL; // EOF
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add_history(line); // Add input to history.
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return line;
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}
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char *EVAL(char *ast, void *env) {
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return ast;
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}
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char *PRINT(char *exp) {
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return exp;
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}
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int main()
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{
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char *ast, *exp;
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char prompt[100];
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// Set the initial prompt
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snprintf(prompt, sizeof(prompt), "user> ");
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for(;;) {
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ast = READ(prompt);
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if (!ast) return 0;
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exp = EVAL(ast, NULL);
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puts(PRINT(exp));
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free(ast); // Free input string
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}
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}
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