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68 lines
1000 B
C
68 lines
1000 B
C
#include <parser.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void s_put(interpreter *it)
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{
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char *s = igetarg_string(it, 0);
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if (s == 0)
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s = "(null)";
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printf("%s\n", s);
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}
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void s_type(interpreter *it)
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{
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if (it->stidx != 1)
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return;
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variable *v = (variable *)it->stack[0];
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switch (v->valtype) {
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case STRING:
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puts("string");
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break;
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case INTEGER:
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puts("integer");
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break;
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case FLOAT:
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puts("float");
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break;
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case FUNC:
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puts(v->value == 0 ? "undefined" : "func" );
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break;
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default:
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puts("unknown");
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break;
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}
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}
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void quit(interpreter *it)
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{
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(void)it;
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exit(0);
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}
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int main()
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{
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interpreter interp;
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iinit(&interp);
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inew_cfunc(&interp, "put", s_put);
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inew_cfunc(&interp, "tp", s_type);
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inew_cfunc(&interp, "q", quit);
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char *line = 0;
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unsigned int size;
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int result;
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while (1) {
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getline(&line, &size, stdin);
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*strchr(line, '\n') = '\0';
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result = idoline(&interp, line);
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if (result != 0)
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printf("Error: %d\n", result);
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}
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return 0;
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}
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