src/io.c


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#include <stdio.h>
#include <stdbool.h>

bool ReadFile(const char * const path, const size_t n, char * const buffer) {
    FILE *fp = fopen(path, "r");
    if (fp == NULL) {
        perror("ReadFile: fopen");
        return false;
    }

    int j = 0;
    size_t i = 0;
    for (; i < n - 1; i++) {
        j = fgetc(fp);
        if (j == EOF) {
            break;
        }
        buffer[i] = (char)j;
    }

    buffer[i] = '\0';

    bool ret = (!ferror(fp) && feof(fp));
    fclose(fp);
    return ret;
}