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| author | Ludovic Courtès <ludo@gnu.org> | 2016-01-12 16:08:19 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2016-01-12 17:47:36 +0100 |
| commit | 27ab3cee754d89135083b778a00675d9a2d00415 (patch) | |
| tree | 964ea9c0820959a7db0a27bde08671d076d2bc87 /m4/guix.m4 | |
| parent | d33fa0c71435396280aff94e7608c5c5be0e06a4 (diff) | |
| download | guix-27ab3cee754d89135083b778a00675d9a2d00415.tar guix-27ab3cee754d89135083b778a00675d9a2d00415.tar.gz | |
build: Warn against long hash bang lines for tests.
* m4/guix.m4 (GUIX_TEST_HASH_BANG_LENGTH): New macro.
(GUIX_CHECK_FILE_NAME_LIMITS): Use it. Warn against long hash bang
lines in tests.
Diffstat (limited to 'm4/guix.m4')
| -rw-r--r-- | m4/guix.m4 | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/m4/guix.m4 b/m4/guix.m4 index 1e5985b30b..96319b2c14 100644 --- a/m4/guix.m4 +++ b/m4/guix.m4 @@ -1,5 +1,5 @@ dnl GNU Guix --- Functional package management for GNU -dnl Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org> +dnl Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org> dnl Copyright © 2014 Mark H Weaver <mhw@netris.org> dnl dnl This file is part of GNU Guix. @@ -204,6 +204,14 @@ AC_DEFUN([GUIX_HASH_BANG_LENGTH], [ [ac_cv_guix_hash_bang_length=`echo -n "$storedir/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-bootstrap-binaries-0/bin/bash" | wc -c`]) ]) +dnl GUIX_TEST_HASH_BANG_LENGTH +AC_DEFUN([GUIX_TEST_HASH_BANG_LENGTH], [ + AC_REQUIRE([GUIX_TEST_ROOT_DIRECTORY]) + AC_CACHE_CHECK([the length of a hash bang line used in tests], + [ac_cv_guix_test_hash_bang_length], + [ac_cv_guix_test_hash_bang_length=`echo -n "$ac_cv_guix_test_root/store/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-bootstrap-binaries-0/bin/bash" | wc -c`]) +]) + dnl GUIX_CHECK_FILE_NAME_LIMITS dnl dnl GNU/Linux has a couple of silly limits that we can easily run into. @@ -212,6 +220,7 @@ AC_DEFUN([GUIX_CHECK_FILE_NAME_LIMITS], [ AC_REQUIRE([GUIX_SOCKET_FILE_NAME_LENGTH]) AC_REQUIRE([GUIX_TEST_SOCKET_FILE_NAME_LENGTH]) AC_REQUIRE([GUIX_HASH_BANG_LENGTH]) + AC_REQUIRE([GUIX_TEST_HASH_BANG_LENGTH]) if test "$ac_cv_guix_socket_file_name_length" -ge ]SOCKET_FILE_NAME_LIMIT[; then AC_MSG_ERROR([socket file name would exceed the maxium allowed length]) @@ -222,6 +231,9 @@ AC_DEFUN([GUIX_CHECK_FILE_NAME_LIMITS], [ if test "$ac_cv_guix_hash_bang_length" -ge ]LINUX_HASH_BANG_LIMIT[; then AC_MSG_ERROR([store directory '$storedir' would lead to overly long hash-bang lines]) fi + if test "$ac_cv_guix_test_hash_bang_length" -ge ]LINUX_HASH_BANG_LIMIT[; then + AC_MSG_WARN([test directory '$ac_cv_guix_test_root' may lead to overly long hash-bang lines]) + fi ]) dnl GUIX_CHECK_CXX11 |