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| author |  David Adam <zanchey@ucc.gu.uwa.edu.au> | 2015-06-20 21:33:36 +0800 |
|---|---|---|
| committer | David Adam <zanchey@ucc.gu.uwa.edu.au> | 2015-06-20 21:33:36 +0800 |
| commit | 8db162e04809aed2ccde7eb277caf60b732bcb0d (patch) | |
| tree | 428896157aa094fb82ae4b809999127eed205a96 /configure.ac | |
| parent | 7d94b7fd1b500e61b9c224f0b95cfffad0a2eaa8 (diff) | |
configure: use feature detection for -rdynamic
Fixes the Cygwin build, works on OS X.
Work on #170.
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac index 49ff391e..b8119fec 100644 --- a/configure.ac +++ b/configure.ac @@ -210,9 +210,18 @@ CXXFLAGS="$CXXFLAGS -Wall -Wno-sign-compare" # This is needed in order to get the really cool backtraces on Linux # -if test `uname` != "Darwin"; then - LDFLAGS_FISH="$LDFLAGS_FISH -rdynamic" -fi +AC_MSG_CHECKING([for -rdynamic linker flag]) +prev_LDFLAGS="$LDFLAGS" +LDFLAGS="$LDFLAGS -rdynamic" +AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])], + [ + AC_MSG_RESULT([yes]) + LDFLAGS_FISH="$LDFLAGS_FISH -rdynamic" + ], [ + AC_MSG_RESULT([no]) + LDFLAGS_FISH="$LDFLAGS_FISH" + ]) +LDFLAGS="$prev_LDFLAGS" # # On Cygwin, we need to add some flags for ncurses. |