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#include <stdlib.h>
#include <stdio.h>
#include <readline/readline.h>
#include <string.h>

#include "defs.h"
#include "lex.h"
#include "parse.h"
#include "exec.h"


int main() {
    char* line;
    ShellState shstate = {.shell_vars = make_KeyValMap(1), .aliases = make_KeyValMap(1)};
    while (1) {
        line = readline("$ ");
        if (line[0] == '\0') continue;  
        if (strcmp(line, "exit") == 0) exit(0);
        PreprocArena arena = {
            .tokens = make_TokenVec(256),
            .chunks = make_ChunkVec(256),
            .regions = make_RegionVec(256),
        };
        TokenPtrVec line_tok_ptrs = lex(line, &arena);
        Token* tokstream = malloc(sizeof(Token) * line_tok_ptrs.count);
        for (int i = 0; i < line_tok_ptrs.count; i++) {
            tokstream[i] = **get_from_TokenPtrVec(&line_tok_ptrs, i);
        }
        Pipeline pl = parse_tokstream(tokstream);
        /*
        run_pipeline(pl, &shstate);
        */
        free(tokstream);
    }
    free(line);
}