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[trac3449] make sure -R has argument (directory) in m4 macro that tests availability.

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Bundy issue 6:
(should also be trivial enough, so I'm pushing it directly at my discretion)
without this it's possible that it only results in warning on a system
that doesn't actually support this flag (such as MacOS X) and subsequently
causes build failure.
This commit is contained in:
Tomek Mrugalski 2014-05-13 14:34:49 +02:00
parent 44dd8f3571
commit a1d6621eaf
1 changed files with 2 additions and 2 deletions
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4
examples/m4/ax_isc_rpath.m4
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@ -45,8 +45,8 @@ if test x$rpath != xno; then
# Apple clang 5.1 is now considers unknown parameters passed to linker (ld) as errors.
# However, the same unknown parameters passed to compiler (g++ ) are merely threated
# as warnings. To make sure that we pick those up, is to use -Werror.
CXXFLAGS="$CXXFLAGS_SAVED -Werror -R"
CCFLAGS="$CCFLAGS_SAVED -Werror -R"
CXXFLAGS="$CXXFLAGS_SAVED -R/usr/lib"
CCFLAGS="$CCFLAGS_SAVED -R/usr/lib"
AC_TRY_LINK([], [],
[ AC_MSG_RESULT([yes; note that -R is more sensitive about the position in option arguments])
ISC_RPATH_FLAG=-R