add new autoconf macros for compiler testing, thanks cypromis.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@1392 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris 2006-05-08 03:57:16 +00:00
parent 67ff0782a1
commit 4bd5fbc3a4
10 changed files with 724 additions and 0 deletions

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AC_DEFUN([AX_CFLAGS_GCC_OPTION_OLD], [dnl
AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_gcc_option_$2])dnl
AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for gcc m4_ifval($2,$2,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_C
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "-pedantic % m4_ifval($2,$2,-option)" dnl GCC
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl the only difference - the LANG selection... and the default FLAGS
AC_DEFUN([AX_CXXFLAGS_GCC_OPTION_OLD], [dnl
AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_gcc_option_$2])dnl
AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for gcc m4_ifval($2,$2,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_CXX
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "-pedantic % m4_ifval($2,$2,-option)" dnl GCC
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl -------------------------------------------------------------------------
AC_DEFUN([AX_CFLAGS_GCC_OPTION_NEW], [dnl
AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_gcc_option_$1])dnl
AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for gcc m4_ifval($1,$1,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_C
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "-pedantic % m4_ifval($1,$1,-option)" dnl GCC
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"])
m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl the only difference - the LANG selection... and the default FLAGS
AC_DEFUN([AX_CXXFLAGS_GCC_OPTION_NEW], [dnl
AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_gcc_option_$1])dnl
AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for gcc m4_ifval($1,$1,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_CXX
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "-pedantic % m4_ifval($1,$1,-option)" dnl GCC
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"])
m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
AC_DEFUN([AX_CFLAGS_GCC_OPTION],[ifelse(m4_bregexp([$2],[-]),-1,
[AX_CFLAGS_GCC_OPTION_NEW($@)],[AX_CFLAGS_GCC_OPTION_OLD($@)])])
AC_DEFUN([AX_CXXFLAGS_GCC_OPTION],[ifelse(m4_bregexp([$2],[-]),-1,
[AX_CXXFLAGS_GCC_OPTION_NEW($@)],[AX_CXXFLAGS_GCC_OPTION_OLD($@)])])

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AC_DEFUN([AX_CFLAGS_SUN_OPTION_OLD], [dnl
AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_sun_option_$2])dnl
AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for sun/cc m4_ifval($2,$2,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_C
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "+xstrconst -Xc % m4_ifval($2,$2,-option)" dnl Solaris C
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl the only difference - the LANG selection... and the default FLAGS
AC_DEFUN([AX_CXXFLAGS_SUN_OPTION_OLD], [dnl
AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_sun_option_$2])dnl
AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for sun/cc m4_ifval($2,$2,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_CXX
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "+xstrconst -Xc % m4_ifval($2,$2,-option)" dnl Solaris C
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl -----------------------------------------------------------------------
AC_DEFUN([AX_CFLAGS_SUN_OPTION_NEW], [dnl
AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_sun_option_$1])dnl
AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for sun/cc m4_ifval($1,$1,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_C
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "+xstrconst -Xc % m4_ifval($1,$1,-option)" dnl Solaris C
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"])
m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl the only difference - the LANG selection... and the default FLAGS
AC_DEFUN([AX_CXXFLAGS_SUN_OPTION_NEW], [dnl
AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_sun_option_$1])dnl
AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for sun/cc m4_ifval($1,$1,-option)],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_CXX
ac_save_[]FLAGS="$[]FLAGS"
for ac_arg dnl
in "+xstrconst -Xc % m4_ifval($1,$1,-option)" dnl Solaris C
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"])
m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
AC_DEFUN([AX_CFLAGS_SUN_OPTION],[ifelse(m4_regexp([$2],[-]),-1,
[AX_CFLAGS_SUN_OPTION_NEW($@)],[AX_CFLAGS_SUN_OPTION_OLD($@)])])
AC_DEFUN([AX_CXXFLAGS_SUN_OPTION],[ifelse(m4_regexp([$2],[-]),-1,
[AX_CXXFLAGS_SUN_OPTION_NEW($@)],[AX_CXXFLAGS_SUN_OPTION_OLD($@)])])

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AC_DEFUN([AX_GCC_ARCHFLAG],
[AC_REQUIRE([AC_PROG_CC])
AC_ARG_WITH(gcc-arch, [AC_HELP_STRING([--with-gcc-arch=<arch>], [use architecture <arch> for gcc -march/-mtune, instead of guessing])],
ax_gcc_arch=$withval, ax_gcc_arch=yes)
AC_MSG_CHECKING([for gcc architecture flag])
AC_MSG_RESULT([])
AC_CACHE_VAL(ax_cv_gcc_archflag,
[
ax_cv_gcc_archflag="unknown"
if test "$GCC" = yes; then
if test "x$ax_gcc_arch" = xyes; then
ax_gcc_arch=""
if test "$cross_compiling" = no; then
case $host_cpu in
i[[3456]]86*|x86_64*) # use cpuid codes, in part from x86info-1.7 by D. Jones
AX_GCC_X86_CPUID(0)
AX_GCC_X86_CPUID(1)
case $ax_cv_gcc_x86_cpuid_0 in
*:756e6547:*:*) # Intel
case $ax_cv_gcc_x86_cpuid_1 in
*5[[48]]?:*:*:*) ax_gcc_arch="pentium-mmx pentium" ;;
*5??:*:*:*) ax_gcc_arch=pentium ;;
*6[[3456]]?:*:*:*) ax_gcc_arch="pentium2 pentiumpro" ;;
*6a?:*[[01]]:*:*) ax_gcc_arch="pentium2 pentiumpro" ;;
*6a?:*[[234]]:*:*) ax_gcc_arch="pentium3 pentiumpro" ;;
*6[[9d]]?:*:*:*) ax_gcc_arch="pentium-m pentium3 pentiumpro" ;;
*6[[78b]]?:*:*:*) ax_gcc_arch="pentium3 pentiumpro" ;;
*6??:*:*:*) ax_gcc_arch=pentiumpro ;;
*f3[[347]]:*:*:*|*f4[1347]:*:*:*)
case $host_cpu in
x86_64*) ax_gcc_arch="nocona pentium4 pentiumpro" ;;
*) ax_gcc_arch="prescott pentium4 pentiumpro" ;;
esac ;;
*f??:*:*:*) ax_gcc_arch="pentium4 pentiumpro";;
esac ;;
*:68747541:*:*) # AMD
case $ax_cv_gcc_x86_cpuid_1 in
*5[[67]]?:*:*:*) ax_gcc_arch=k6 ;;
*5[[8d]]?:*:*:*) ax_gcc_arch="k6-2 k6" ;;
*5[[9]]?:*:*:*) ax_gcc_arch="k6-3 k6" ;;
*60?:*:*:*) ax_gcc_arch=k7 ;;
*6[[12]]?:*:*:*) ax_gcc_arch="athlon k7" ;;
*6[[34]]?:*:*:*) ax_gcc_arch="athlon-tbird k7" ;;
*67?:*:*:*) ax_gcc_arch="athlon-4 athlon k7" ;;
*6[[68a]]?:*:*:*)
AX_GCC_X86_CPUID(0x80000006) # L2 cache size
case $ax_cv_gcc_x86_cpuid_0x80000006 in
*:*:*[[1-9a-f]]??????:*) # (L2 = ecx >> 16) >= 256
ax_gcc_arch="athlon-xp athlon-4 athlon k7" ;;
*) ax_gcc_arch="athlon-4 athlon k7" ;;
esac ;;
*f[[4cef8b]]?:*:*:*) ax_gcc_arch="athlon64 k8" ;;
*f5?:*:*:*) ax_gcc_arch="opteron k8" ;;
*f7?:*:*:*) ax_gcc_arch="athlon-fx opteron k8" ;;
*f??:*:*:*) ax_gcc_arch="k8" ;;
esac ;;
*:746e6543:*:*) # IDT
case $ax_cv_gcc_x86_cpuid_1 in
*54?:*:*:*) ax_gcc_arch=winchip-c6 ;;
*58?:*:*:*) ax_gcc_arch=winchip2 ;;
*6[[78]]?:*:*:*) ax_gcc_arch=c3 ;;
*69?:*:*:*) ax_gcc_arch="c3-2 c3" ;;
esac ;;
esac
if test x"$ax_gcc_arch" = x; then # fallback
case $host_cpu in
i586*) ax_gcc_arch=pentium ;;
i686*) ax_gcc_arch=pentiumpro ;;
esac
fi
;;
sparc*)
AC_PATH_PROG([PRTDIAG], [prtdiag], [prtdiag], [$PATH:/usr/platform/`uname -i`/sbin/:/usr/platform/`uname -m`/sbin/])
cputype=`(((grep cpu /proc/cpuinfo | cut -d: -f2) ; ($PRTDIAG -v |grep -i sparc) ; grep -i cpu /var/run/dmesg.boot ) | head -n 1) 2> /dev/null`
cputype=`echo "$cputype" | tr -d ' -' |tr $as_cr_LETTERS $as_cr_letters`
case $cputype in
*ultrasparciv*) ax_gcc_arch="ultrasparc4 ultrasparc3 ultrasparc v9" ;;
*ultrasparciii*) ax_gcc_arch="ultrasparc3 ultrasparc v9" ;;
*ultrasparc*) ax_gcc_arch="ultrasparc v9" ;;
*supersparc*|*tms390z5[[05]]*) ax_gcc_arch="supersparc v8" ;;
*hypersparc*|*rt62[[056]]*) ax_gcc_arch="hypersparc v8" ;;
*cypress*) ax_gcc_arch=cypress ;;
esac ;;
alphaev5) ax_gcc_arch=ev5 ;;
alphaev56) ax_gcc_arch=ev56 ;;
alphapca56) ax_gcc_arch="pca56 ev56" ;;
alphapca57) ax_gcc_arch="pca57 pca56 ev56" ;;
alphaev6) ax_gcc_arch=ev6 ;;
alphaev67) ax_gcc_arch=ev67 ;;
alphaev68) ax_gcc_arch="ev68 ev67" ;;
alphaev69) ax_gcc_arch="ev69 ev68 ev67" ;;
alphaev7) ax_gcc_arch="ev7 ev69 ev68 ev67" ;;
alphaev79) ax_gcc_arch="ev79 ev7 ev69 ev68 ev67" ;;
powerpc*)
cputype=`((grep cpu /proc/cpuinfo | head -n 1 | cut -d: -f2 | cut -d, -f1 | sed 's/ //g') ; /usr/bin/machine ; /bin/machine; grep CPU /var/run/dmesg.boot | head -n 1 | cut -d" " -f2) 2> /dev/null`
cputype=`echo $cputype | sed -e 's/ppc//g;s/ *//g'`
case $cputype in
*750*) ax_gcc_arch="750 G3" ;;
*740[[0-9]]*) ax_gcc_arch="$cputype 7400 G4" ;;
*74[[4-5]][[0-9]]*) ax_gcc_arch="$cputype 7450 G4" ;;
*74[[0-9]][[0-9]]*) ax_gcc_arch="$cputype G4" ;;
*970*) ax_gcc_arch="970 G5 power4";;
*POWER4*|*power4*|*gq*) ax_gcc_arch="power4 970";;
*POWER5*|*power5*|*gr*|*gs*) ax_gcc_arch="power5 power4 970";;
603ev|8240) ax_gcc_arch="$cputype 603e 603";;
*) ax_gcc_arch=$cputype ;;
esac
ax_gcc_arch="$ax_gcc_arch powerpc"
;;
esac
fi # not cross-compiling
fi # guess arch
if test "x$ax_gcc_arch" != x -a "x$ax_gcc_arch" != xno; then
for arch in $ax_gcc_arch; do
if test "x[]m4_default([$1],yes)" = xyes; then # if we require portable code
flags="-mtune=$arch"
# -mcpu=$arch and m$arch generate nonportable code on every arch except
# x86. And some other arches (e.g. Alpha) don't accept -mtune. Grrr.
case $host_cpu in i*86|x86_64*) flags="$flags -mcpu=$arch -m$arch";; esac
else
flags="-march=$arch -mcpu=$arch -m$arch"
fi
for flag in $flags; do
AX_CHECK_COMPILER_FLAGS($flag, [ax_cv_gcc_archflag=$flag; break])
done
test "x$ax_cv_gcc_archflag" = xunknown || break
done
fi
fi # $GCC=yes
])
AC_MSG_CHECKING([for gcc architecture flag])
AC_MSG_RESULT($ax_cv_gcc_archflag)
if test "x$ax_cv_gcc_archflag" = xunknown; then
m4_default([$3],:)
else
m4_default([$2], [CFLAGS="$CFLAGS $ax_cv_gcc_archflag"])
fi
])

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@ -0,0 +1,21 @@
AC_DEFUN([AX_GCC_X86_CPUID],
[AC_REQUIRE([AC_PROG_CC])
AC_LANG_PUSH([C])
AC_CACHE_CHECK(for x86 cpuid $1 output, ax_cv_gcc_x86_cpuid_$1,
[AC_RUN_IFELSE([AC_LANG_PROGRAM([#include <stdio.h>], [
int op = $1, eax, ebx, ecx, edx;
FILE *f;
__asm__("cpuid"
: "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
: "a" (op));
f = fopen("conftest_cpuid", "w"); if (!f) return 1;
fprintf(f, "%x:%x:%x:%x\n", eax, ebx, ecx, edx);
fclose(f);
return 0;
])],
[ax_cv_gcc_x86_cpuid_$1=`cat conftest_cpuid`; rm -f conftest_cpuid],
[ax_cv_gcc_x86_cpuid_$1=unknown; rm -f conftest_cpuid],
[ax_cv_gcc_x86_cpuid_$1=unknown])])
AC_LANG_POP([C])
])

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@ -0,0 +1,9 @@
AC_DEFUN([AC_PROG_GZIP],[
AC_CHECK_PROGS(gzip,[gzip],no)
export gzip;
if test $gzip = "no" ;
then
AC_MSG_ERROR([Unable to find the gzip application]);
fi
AC_SUBST(gzip)
])

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@ -0,0 +1,9 @@
AC_DEFUN([AC_PROG_WGET],[
AC_CHECK_PROGS(wget,[wget],no)
export wget;
if test $wget = "no" ;
then
AC_MSG_ERROR([Unable to find the wget application]);
fi
AC_SUBST(wget)
])

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@ -0,0 +1,120 @@
AC_DEFUN([AX_CC_MAXOPT],
[
AC_REQUIRE([AC_PROG_CC])
AC_REQUIRE([AX_COMPILER_VENDOR])
AC_ARG_ENABLE(portable-binary, [AC_HELP_STRING([--enable-portable-binary], [disable compiler optimizations that would produce unportable binaries])],
acx_maxopt_portable=$withval, acx_maxopt_portable=no)
# Try to determine "good" native compiler flags if none specified via CFLAGS
if test "$ac_test_CFLAGS" != "set"; then
CFLAGS=""
case $ax_cv_c_compiler_vendor in
dec) CFLAGS="-newc -w0 -O5 -ansi_alias -ansi_args -fp_reorder -tune host"
if test "x$acx_maxopt_portable" = xno; then
CFLAGS="$CFLAGS -arch host"
fi;;
sun) CFLAGS="-native -fast -xO5 -dalign -xc99=all"
if test "x$acx_maxopt_portable" = xyes; then
CFLAGS="$CFLAGS -xarch=generic"
fi;;
hp) CFLAGS="+Oall +Optrs_ansi +DSnative"
if test "x$acx_maxopt_portable" = xyes; then
CFLAGS="$CFLAGS +DAportable"
fi;;
ibm) if test "x$acx_maxopt_portable" = xno; then
xlc_opt="-qarch=auto -qtune=auto"
else
xlc_opt="-qtune=auto"
fi
AX_CHECK_COMPILER_FLAGS($xlc_opt,
CFLAGS="-O3 -qansialias -w $xlc_opt",
[CFLAGS="-O3 -qansialias -w"
echo "******************************************************"
echo "* You seem to have the IBM C compiler. It is *"
echo "* recommended for best performance that you use: *"
echo "* *"
echo "* CFLAGS=-O3 -qarch=xxx -qtune=xxx -qansialias -w *"
echo "* ^^^ ^^^ *"
echo "* where xxx is pwr2, pwr3, 604, or whatever kind of *"
echo "* CPU you have. (Set the CFLAGS environment var. *"
echo "* and re-run configure.) For more info, man cc. *"
echo "******************************************************"])
;;
intel) CFLAGS="-O3 -ansi_alias"
if test "x$acx_maxopt_portable" = xno; then
icc_archflag=unknown
icc_flags=""
case $host_cpu in
i686*|x86_64*)
# icc accepts gcc assembly syntax, so these should work:
AX_GCC_X86_CPUID(0)
AX_GCC_X86_CPUID(1)
case $ax_cv_gcc_x86_cpuid_0 in # see AX_GCC_ARCHFLAG
*:756e6547:*:*) # Intel
case $ax_cv_gcc_x86_cpuid_1 in
*6a?:*[[234]]:*:*|*6[[789b]]?:*:*:*) icc_flags="-xK";;
*f3[[347]]:*:*:*|*f4[1347]:*:*:*) icc_flags="-xP -xN -xW -xK";;
*f??:*:*:*) icc_flags="-xN -xW -xK";;
esac ;;
esac ;;
esac
if test "x$icc_flags" != x; then
for flag in $icc_flags; do
AX_CHECK_COMPILER_FLAGS($flag, [icc_archflag=$flag; break])
done
fi
AC_MSG_CHECKING([for icc architecture flag])
AC_MSG_RESULT($icc_archflag)
if test "x$icc_archflag" != xunknown; then
CFLAGS="$CFLAGS $icc_archflag"
fi
fi
;;
gnu)
# default optimization flags for gcc on all systems
CFLAGS="-O3 -fomit-frame-pointer"
# -malign-double for x86 systems
AX_CHECK_COMPILER_FLAGS(-malign-double, CFLAGS="$CFLAGS -malign-double")
# -fstrict-aliasing for gcc-2.95+
AX_CHECK_COMPILER_FLAGS(-fstrict-aliasing,
CFLAGS="$CFLAGS -fstrict-aliasing")
# note that we enable "unsafe" fp optimization with other compilers, too
AX_CHECK_COMPILER_FLAGS(-ffast-math, CFLAGS="$CFLAGS -ffast-math")
AX_GCC_ARCHFLAG($acx_maxopt_portable)
;;
esac
if test -z "$CFLAGS"; then
echo ""
echo "********************************************************"
echo "* WARNING: Don't know the best CFLAGS for this system *"
echo "* Use ./configure CFLAGS=... to specify your own flags *"
echo "* (otherwise, a default of CFLAGS=-O3 will be used) *"
echo "********************************************************"
echo ""
CFLAGS="-O3"
fi
AX_CHECK_COMPILER_FLAGS($CFLAGS, [], [
echo ""
echo "********************************************************"
echo "* WARNING: The guessed CFLAGS don't seem to work with *"
echo "* your compiler. *"
echo "* Use ./configure CFLAGS=... to specify your own flags *"
echo "********************************************************"
echo ""
CFLAGS=""
])
fi
])

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@ -0,0 +1,94 @@
AC_DEFUN([AX_CFLAGS_WARN_ALL_ANSI],[dnl
AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_warn_all_ansi])dnl
AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for maximum ansi warnings],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_C
ac_save_[]FLAGS="$[]FLAGS"
# IRIX C compiler:
# -use_readonly_const is the default for IRIX C,
# puts them into .rodata, but they are copied later.
# need to be "-G0 -rdatashared" for strictmode but
# I am not sure what effect that has really. - guidod
for ac_arg dnl
in "-pedantic % -Wall -std=c99 -pedantic" dnl GCC
"-xstrconst % -v -Xc -xc99=all" dnl Solaris C
"-std1 % -verbose -w0 -warnprotos -std1" dnl Digital Unix
" % -qlanglvl=ansi -qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" dnl AIX
" % -ansi -ansiE -fullwarn" dnl IRIX
"+ESlit % +w1 -Aa" dnl HP-UX C
"-Xc % -pvctl[,]fullmsg -Xc" dnl NEC SX-5 (Super-UX 10)
"-h conform % -h msglevel 2 -h conform" dnl Cray C (Unicos)
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4,[m4_ifval($2,[
AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])]) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])
dnl the only difference - the LANG selection... and the default FLAGS
AC_DEFUN([AX_CXXFLAGS_WARN_ALL_ANSI],[dnl
AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl
AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_warn_all_ansi])dnl
AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for maximum ansi warnings],
VAR,[VAR="no, unknown"
AC_LANG_SAVE
AC_LANG_CXX
ac_save_[]FLAGS="$[]FLAGS"
# IRIX C compiler:
# -use_readonly_const is the default for IRIX C,
# puts them into .rodata, but they are copied later.
# need to be "-G0 -rdatashared" for strictmode but
# I am not sure what effect that has really. - guidod
for ac_arg dnl
in "-pedantic % -Wall -ansi -pedantic" dnl GCC
"-xstrconst % -v -Xc" dnl Solaris C
"-std1 % -verbose -w0 -warnprotos -std1" dnl Digital Unix
" % -qlanglvl=ansi -qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" dnl AIX
" % -ansi -ansiE -fullwarn" dnl IRIX
"+ESlit % +w1 -Aa" dnl HP-UX C
"-Xc % -pvctl[,]fullmsg -Xc" dnl NEC SX-5 (Super-UX 10)
"-h conform % -h msglevel 2 -h conform" dnl Cray C (Unicos)
#
do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
AC_TRY_COMPILE([],[return 0;],
[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
done
FLAGS="$ac_save_[]FLAGS"
AC_LANG_RESTORE
])
case ".$VAR" in
.ok|.ok,*) m4_ifvaln($3,$3) ;;
.|.no|.no,*) m4_ifvaln($4,$4,[m4_ifval($2,[
AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])]) ;;
*) m4_ifvaln($3,$3,[
if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
fi ]) ;;
esac
AS_VAR_POPDEF([VAR])dnl
AS_VAR_POPDEF([FLAGS])dnl
])

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@ -0,0 +1,26 @@
AC_DEFUN([AX_CHECK_COMPILER_FLAGS],
[AC_PREREQ(2.59) dnl for _AC_LANG_PREFIX
AC_MSG_CHECKING([whether _AC_LANG compiler accepts $1])
dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname:
AS_LITERAL_IF([$1],
[AC_CACHE_VAL(AS_TR_SH(ax_cv_[]_AC_LANG_ABBREV[]_flags_$1), [
ax_save_FLAGS=$[]_AC_LANG_PREFIX[]FLAGS
_AC_LANG_PREFIX[]FLAGS="$1"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],
AS_TR_SH(ax_cv_[]_AC_LANG_ABBREV[]_flags_$1)=yes,
AS_TR_SH(ax_cv_[]_AC_LANG_ABBREV[]_flags_$1)=no)
_AC_LANG_PREFIX[]FLAGS=$ax_save_FLAGS])],
[ax_save_FLAGS=$[]_AC_LANG_PREFIX[]FLAGS
_AC_LANG_PREFIX[]FLAGS="$1"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],
eval AS_TR_SH(ax_cv_[]_AC_LANG_ABBREV[]_flags_$1)=yes,
eval AS_TR_SH(ax_cv_[]_AC_LANG_ABBREV[]_flags_$1)=no)
_AC_LANG_PREFIX[]FLAGS=$ax_save_FLAGS])
eval ax_check_compiler_flags=$AS_TR_SH(ax_cv_[]_AC_LANG_ABBREV[]_flags_$1)
AC_MSG_RESULT($ax_check_compiler_flags)
if test "x$ax_check_compiler_flags" = xyes; then
m4_default([$2], :)
else
m4_default([$3], :)
fi
])dnl AX_CHECK_COMPILER_FLAG

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@ -0,0 +1,15 @@
AC_DEFUN([AX_COMPILER_VENDOR],
[
AC_CACHE_CHECK([for _AC_LANG compiler vendor], ax_cv_[]_AC_LANG_ABBREV[]_compiler_vendor,
[ax_cv_[]_AC_LANG_ABBREV[]_compiler_vendor=unknown
# note: don't check for gcc first since some other compilers define __GNUC__
for ventest in intel:__ICC,__ECC,__INTEL_COMPILER ibm:__xlc__,__xlC__,__IBMC__,__IBMCPP__ gnu:__GNUC__ sun:__SUNPRO_C,__SUNPRO_CC hp:__HP_cc,__HP_aCC dec:__DECC,__DECCXX,__DECC_VER,__DECCXX_VER borland:__BORLANDC__,__TURBOC__ comeau:__COMO__ cray:_CRAYC kai:__KCC lcc:__LCC__ metrowerks:__MWERKS__ sgi:__sgi,sgi microsoft:_MSC_VER watcom:__WATCOMC__ portland:__PGI; do
vencpp="defined("`echo $ventest | cut -d: -f2 | sed 's/,/) || defined(/g'`")"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,[
#if !($vencpp)
thisisanerror;
#endif
])], [ax_cv_]_AC_LANG_ABBREV[_compiler_vendor=`echo $ventest | cut -d: -f1`; break])
done
])
])