diff options
Diffstat (limited to 'build-aux/m4')
| -rw-r--r-- | build-aux/m4/l_filesystem.m4 | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/build-aux/m4/l_filesystem.m4 b/build-aux/m4/l_filesystem.m4 deleted file mode 100644 index 7e577f7ae5..0000000000 --- a/build-aux/m4/l_filesystem.m4 +++ /dev/null @@ -1,38 +0,0 @@ -dnl Copyright (c) 2022 The Bitcoin Core developers -dnl Distributed under the MIT software license, see the accompanying -dnl file COPYING or http://www.opensource.org/licenses/mit-license.php. - -# GCC 8.1 and earlier requires -lstdc++fs - -m4_define([_CHECK_FILESYSTEM_testbody], [[ - #include <filesystem> - - namespace fs = std::filesystem; - - int main() { - (void)fs::current_path().root_name(); - return 0; - } -]]) - -AC_DEFUN([CHECK_FILESYSTEM], [ - - AC_LANG_PUSH(C++) - - AC_MSG_CHECKING([whether std::filesystem can be used without link library]) - - AC_LINK_IFELSE([AC_LANG_SOURCE([_CHECK_FILESYSTEM_testbody])],[ - AC_MSG_RESULT([yes]) - ],[ - AC_MSG_RESULT([no]) - LIBS="$LIBS -lstdc++fs" - AC_MSG_CHECKING([whether std::filesystem needs -lstdc++fs]) - AC_LINK_IFELSE([AC_LANG_SOURCE([_CHECK_FILESYSTEM_testbody])],[ - AC_MSG_RESULT([yes]) - ],[ - AC_MSG_FAILURE([cannot figure out how to use std::filesystem]) - ]) - ]) - - AC_LANG_POP -]) |