From 3f1469b71914241dd6b12e35274a01a0e2b95bea Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Sun, 16 Apr 2023 23:30:36 +0200 Subject: largefile: Add tests. * tests/test-largefile.c: New file. * modules/largefile-tests: New file. --- ChangeLog | 6 ++++++ modules/largefile-tests | 12 ++++++++++++ tests/test-largefile.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 65 insertions(+) create mode 100644 modules/largefile-tests create mode 100644 tests/test-largefile.c diff --git a/ChangeLog b/ChangeLog index ad17e04f7b..8c797391d2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2023-04-16 Bruno Haible + + largefile: Add tests. + * tests/test-largefile.c: New file. + * modules/largefile-tests: New file. + 2023-04-16 Bruno Haible year2038: Revert the added module dependencies. diff --git a/modules/largefile-tests b/modules/largefile-tests new file mode 100644 index 0000000000..3241cceb5d --- /dev/null +++ b/modules/largefile-tests @@ -0,0 +1,12 @@ +Files: +tests/test-largefile.c + +Depends-on: +sys_types +sys_stat + +configure.ac: + +Makefile.am: +TESTS += test-largefile +check_PROGRAMS += test-largefile diff --git a/tests/test-largefile.c b/tests/test-largefile.c new file mode 100644 index 0000000000..71ee7e942d --- /dev/null +++ b/tests/test-largefile.c @@ -0,0 +1,47 @@ +/* Test of largefile module. + Copyright (C) 2023 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* Written by Bruno Haible , 2023. */ + +/* This test may fail if AC_SYS_LARGEFILE could not arrange for a 64-bit off_t. + This should be rare, though: only very old systems don't have support for + files larger than 2 GiB. */ + +#include + +#include +#include + +int +main (void) +{ + int result = 0; + + /* Check the size of off_t. + With MSVC, this test succeeds only thanks to the 'sys_types' module. */ + if (sizeof (off_t) <= 4) + result |= 1; + + /* Check the size of the 'struct stat' field 'st_size'. + With MSVC, this test succeeds only thanks to the 'sys_stat' module. */ + { + struct stat st; + if (sizeof (st.st_size) <= 4) + result |= 2; + } + + return result; +} -- cgit v1.2.1