Function cbm_hook_admission_notice

src/cli/hook_augment.c:1441–1460

}

const char *cbm_hook_admission_notice(cbm_hook_admission_t reason, const char *hook_dialect) {
    /* Only Claude Code (the NULL dialect) consumes a bare stdout JSON object;
     * emitting it into another dialect's channel would corrupt that protocol. */
    if (hook_dialect) {
        return NULL;
    }
    switch (reason) {
    case CBM_HOOK_ADMISSION_DAEMON_ABSENT:
        return "{\"systemMessage\":\"codebase-memory-mcp: no CBM daemon is running, so graph "
               "augmentation is currently skipped. Run `codebase-memory-mcp daemon start` (or "
               "open an MCP session) to enable it.\"}";
    case CBM_HOOK_ADMISSION_BUILD_CONFLICT:
        return "{\"systemMessage\":\"codebase-memory-mcp: graph augmentation is skipped: the "
               "active CBM daemon runs a different build than this binary (usually an update was "
               "installed while the old daemon kept running). Run `codebase-memory-mcp daemon "
               "stop`, then retry - the next command starts a matching daemon.\"}";
    default:
        return NULL;
    }
}