From 43118f3f0a5a16c04732a88bc63ed9a655772a7e Mon Sep 17 00:00:00 2001 From: Cody P Schafer Date: Fri, 14 Sep 2012 17:11:55 -0700 Subject: [PATCH] configure: use AC_ARG_ENABLE(arg, text, , custom-act) Instead of explicitly specifying "[enable_$arg=$enablearg]", use an empty parameter to get autoconf's default (which is identical). --- configure.in | 20 ++++++++------------ 1 file changed, 8 insertions(+), 12 deletions(-) diff --git a/configure.in b/configure.in index 9ecc479e..22c22dfd 100644 --- a/configure.in +++ b/configure.in @@ -102,8 +102,7 @@ SET_ARCH([$host_cpu],[host_arch]) SET_ARCH([$target_cpu],[target_arch]) AC_ARG_ENABLE(coredump, - AS_HELP_STRING([--enable-coredump],[building libunwind-coredump library]), - [enable_coredump=$enableval], + AS_HELP_STRING([--enable-coredump],[building libunwind-coredump library]),, [AS_CASE([$host_arch], [x86*], [enable_coredump=yes], [enable_coredump=no])] ) @@ -180,8 +179,7 @@ AC_MSG_RESULT([$enable_debug]) AC_MSG_CHECKING([whether to enable C++ exception support]) AC_ARG_ENABLE(cxx_exceptions, -AS_HELP_STRING([--enable-cxx-exceptions],[use libunwind to handle C++ exceptions]), -[enable_cxx_exceptions=$enableval], +AS_HELP_STRING([--enable-cxx-exceptions],[use libunwind to handle C++ exceptions]),, [ # C++ exception handling doesn't work too well on x86 case $target_arch in @@ -197,8 +195,7 @@ AC_MSG_RESULT([$enable_cxx_exceptions]) AC_MSG_CHECKING([whether to load .debug_frame sections]) AC_ARG_ENABLE(debug_frame, -AS_HELP_STRING([--enable-debug-frame],[Load the ".debug_frame" section if available]), -[enable_debug_frame=$enableval], [ +AS_HELP_STRING([--enable-debug-frame],[Load the ".debug_frame" section if available]),, [ case "${target_arch}" in (arm) enable_debug_frame=yes;; (*) enable_debug_frame=no;; @@ -210,8 +207,8 @@ AC_MSG_RESULT([$enable_debug_frame]) AC_MSG_CHECKING([whether to block signals during mutex ops]) AC_ARG_ENABLE(block_signals, -AS_HELP_STRING([--enable-block-signals],[Block signals before performing mutex operations]), -[enable_block_signals=$enableval], [enable_block_signals=yes]) +AS_HELP_STRING([--enable-block-signals],[Block signals before performing mutex operations]),, +[enable_block_signals=yes]) if test x$enable_block_signals = xyes; then AC_DEFINE([CONFIG_BLOCK_SIGNALS], [], [Block signals before mutex operations]) fi @@ -219,8 +216,8 @@ AC_MSG_RESULT([$enable_block_signals]) AC_MSG_CHECKING([whether to validate memory addresses before use]) AC_ARG_ENABLE(conservative_checks, -AS_HELP_STRING([--enable-conservative-checks],[Validate all memory addresses before use]), -[enable_conservative_checks=$enableval], [enable_conservative_checks=yes]) +AS_HELP_STRING([--enable-conservative-checks],[Validate all memory addresses before use]),, +[enable_conservative_checks=yes]) if test x$enable_conservative_checks = xyes; then AC_DEFINE(CONSERVATIVE_CHECKS, 1, [Define to 1 if you want every memory access validated]) @@ -237,8 +234,7 @@ AC_MSG_RESULT([$enable_msabi_support]) AC_MSG_CHECKING([whether to support LZMA-compressed symbol tables]) AC_ARG_ENABLE(minidebuginfo, -AS_HELP_STRING([--enable-minidebuginfo], [Enables support for LZMA-compressed symbol tables]), -[enable_minidebuginfo=$enableval], [enable_minidebuginfo=auto]) +AS_HELP_STRING([--enable-minidebuginfo], [Enables support for LZMA-compressed symbol tables]),, [enable_minidebuginfo=auto]) AC_MSG_RESULT([$enable_minidebuginfo]) if test x$enable_minidebuginfo != xno; then AC_CHECK_LIB([lzma], [lzma_mf_is_supported],