Function cbm_same_file

src/cli/cli.c:1014–1032

Return true if two paths refer to the same on-disk file. Used to avoid * copying the running binary onto itself during install (cbm_copy_file would * truncate it, since it opens the destination "wb" before reading the source). */

 * copying the running binary onto itself during install (cbm_copy_file would
 * truncate it, since it opens the destination "wb" before reading the source). */
static bool cbm_same_file(const char *a, const char *b) {
    struct stat sa;
    struct stat sb;
    if (stat(a, &sa) != 0 || stat(b, &sb) != 0) {
        return false;
    }
#ifdef _WIN32
    /* st_ino is unreliable on Windows; compare normalized path strings. */
    char na[CLI_BUF_1K];
    char nb[CLI_BUF_1K];
    snprintf(na, sizeof(na), "%s", a);
    snprintf(nb, sizeof(nb), "%s", b);
    cbm_normalize_path_sep(na);
    cbm_normalize_path_sep(nb);
    return strcmp(na, nb) == 0;
#else
    return sa.st_dev == sb.st_dev && sa.st_ino == sb.st_ino;
#endif
}

typedef struct {
    char fingerprint[CBM_DAEMON_BUILD_FINGERPRINT_SIZE];