build: Reject or warn against file name length limit overruns.

* m4/guix.m4 (GUIX_TEST_ROOT_DIRECTORY, LINUX_HASH_BANG_LIMIT,
  SOCKET_FILE_NAME_LIMIT, GUIX_SOCKET_FILE_NAME_LENGTH,
  GUIX_TEST_SOCKET_FILE_NAME_LENGTH, GUIX_HASH_BANG_LENGTH,
  GUIX_CHECK_FILE_NAME_LIMITS): New macros.
* configure.ac: Use 'GUIX_CHECK_FILE_NAME_LIMITS'.
* config-daemon.ac: Use 'GUIX_TEST_ROOT_DIRECTORY'.
* test-env.in: Check socket name length and emit warning if it exceeds
  107.
This commit is contained in:
Ludovic Courtès 2015-02-24 23:05:45 +01:00
parent 43da8f018d
commit 2178ed66f7
4 changed files with 69 additions and 5 deletions

View file

@ -127,9 +127,8 @@ if test "x$guix_build_daemon" = "xyes"; then
fi
dnl Temporary directory used to store the daemon's data.
AC_MSG_CHECKING([for unit test root])
GUIX_TEST_ROOT="`pwd`/test-tmp"
AC_MSG_RESULT([$GUIX_TEST_ROOT])
GUIX_TEST_ROOT_DIRECTORY
GUIX_TEST_ROOT="$ac_cv_guix_test_root"
AC_SUBST([GUIX_TEST_ROOT])
AC_CONFIG_FILES([nix/scripts/list-runtime-roots],