78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include "WL.h"
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int main(int argc, char **argv)
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{
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if (argc < 2) {
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printf("Missing file path\n");
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return -1;
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}
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char *file = argv[1];
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FILE *f = fopen(file, "rb");
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if (f == NULL)
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return -1;
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fseek(f, 0, SEEK_END);
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long file_size = ftell(f);
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fseek(f, 0, SEEK_SET);
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char *file_data = malloc(file_size);
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fread(file_data, 1, file_size, f);
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fclose(f);
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char err[1<<9];
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char *mem = malloc(1<<20);
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WL_Arena a = { mem, 1<<20, 0 };
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WL_Program program;
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int ret = WL_compile(file_data, file_size, a, &program, err, (int) sizeof(err));
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if (ret < 0) {
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printf("%s\n", err);
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return -1;
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}
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WL_State *state = WL_State_init(&a, program, err, (int) sizeof(err));
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for (bool done = false; !done; ) {
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WL_Result result = WL_eval(state);
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switch (result.type) {
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case WL_DONE:
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done = true;
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break;
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case WL_ERROR:
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done = true;
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printf("%s\n", err);
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break;
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case WL_VAR:
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if (0) {}
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else if (WL_streq(result.str, "varA", -1)) WL_pushint(state, 1);
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else if (WL_streq(result.str, "varB", -1)) WL_pushint(state, 1);
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else if (WL_streq(result.str, "varC", -1)) WL_pushint(state, 1);
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break;
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case WL_CALL:
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// TODO
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printf("(called [%.*s])\n", result.str.len, result.str.ptr);
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break;
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case WL_OUTPUT:
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fwrite(result.str.ptr, 1, result.str.len, stdout);
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break;
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}
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}
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WL_State_free(state);
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free(file_data);
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free(mem);
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return 0;
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}
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