Files
xen/tools/m4/default_lib.m4
T
Roger Pau Monne 192c0b406d build: autoconf: fix libdir detection
If user specifies a libdir it is used, if no libdir is specified
configure checks if $exec_prefix/lib64 is a directory and uses that,
if not lib is used.

$prefix is set by passing the command line option or by default when
calling AC_OUTPUT, but since AC_OUTPUT is called at the end, this is
not really helpful, so we have to set $exec_prefix manually to the
correct value, either $prefix if different than NONE or
$ac_default_prefix.

Signed-off-by: Roger Pau Monne <roger.pau@entel.upc.edu>
Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>
2012-03-01 16:59:33 +00:00

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AC_DEFUN([AX_DEFAULT_LIB],
[AS_IF([test "\${exec_prefix}/lib" = "$libdir"],
[AS_IF([test "$exec_prefix" = "NONE" && test "$prefix" != "NONE"],
[exec_prefix=$prefix])
AS_IF([test "$exec_prefix" = "NONE"], [exec_prefix=$ac_default_prefix])
AS_IF([test -d "${exec_prefix}/lib64"], [
LIB_PATH="lib64"
],[
LIB_PATH="lib"
])
], [
LIB_PATH="${libdir:`expr length "$exec_prefix" + 1`}"
])
AC_SUBST(LIB_PATH)])