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openSUSE:Step:15-SP3
mjpegtools
mjpegtools-no_arch_tuning.patch
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File mjpegtools-no_arch_tuning.patch of Package mjpegtools
In a distribution you don't want to compile for the CPU you happen to build the code on. So add an optionb to disable automatic tuning. Index: configure.ac =================================================================== --- configure.ac.orig +++ configure.ac @@ -451,27 +451,34 @@ dnl done with the helper script cpuinfo. dnl correctly is complex and lengthy (about as long as the entire configure.ac dnl file). -if test x$have_x86cpu = xtrue -o x$have_ppccpu = xtrue; then - if test x$host_alias != x; then - dnl This is to allow cross compiling - AC_MSG_CHECKING(sub-architecture settings) - if test x$have_x86cpu = xtrue; then - host_mod_cpu=`echo $host_cpu | tr _ -` - ARCHFLAGS="-march=$host_mod_cpu -mcpu=$host_mod_cpu" - fi - else - if test ! -r $srcdir/cpuinfo.sh; then - AC_MSG_ERROR([cpuinfo.sh script not found - do a cvs update]) - fi - AC_MSG_CHECKING(sub-architecture settings) - chmod +x $srcdir/cpuinfo.sh - if test x$have_x86cpu = xtrue; then - ARCHFLAGS=`$srcdir/cpuinfo.sh x86` - elif test x$have_ppccpu = xtrue; then - ARCHFLAGS=`$srcdir/cpuinfo.sh ppc` +AC_ARG_ENABLE([arch_tuning], + AS_HELP_STRING([--disable-arch_tuning], + [Disable automatic tuning of code generation for specific processors]) + [arch_tuning=$enableval], [arch_tuning=$enableval]) + +if test x$arch_tuning != xno; then + if test x$have_x86cpu = xtrue -o x$have_ppccpu = xtrue; then + if test x$host_alias != x; then + dnl This is to allow cross compiling + AC_MSG_CHECKING(sub-architecture settings) + if test x$have_x86cpu = xtrue; then + host_mod_cpu=`echo $host_cpu | tr _ -` + ARCHFLAGS="-march=$host_mod_cpu -mcpu=$host_mod_cpu" + fi + else + if test ! -r $srcdir/cpuinfo.sh; then + AC_MSG_ERROR([cpuinfo.sh script not found - do a cvs update]) + fi + AC_MSG_CHECKING(sub-architecture settings) + chmod +x $srcdir/cpuinfo.sh + if test x$have_x86cpu = xtrue; then + ARCHFLAGS=`$srcdir/cpuinfo.sh x86` + elif test x$have_ppccpu = xtrue; then + ARCHFLAGS=`$srcdir/cpuinfo.sh ppc` + fi fi + AC_MSG_RESULT($ARCHFLAGS) fi - AC_MSG_RESULT($ARCHFLAGS) fi dnl **********************************************************************
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