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@@ -0,0 +1,69 @@
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+
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+Issue http://lists.gforge.inria.fr/pipermail/mpc-discuss/2011-February/000805.html
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+Upstream patch https://gforge.inria.fr/scm/viewvc.php/trunk/configure.ac?root=mpc&r1=932&r2=936
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+
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+Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
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+
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+--- trunk/configure.ac 2011/02/21 12:18:31 932
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++++ trunk/configure.ac 2011/02/21 16:41:09 936
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+@@ -33,7 +33,7 @@
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+ AC_CANONICAL_HOST
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+ AC_CONFIG_MACRO_DIR([m4])
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+
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+-dnl Extra arguments to configure
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++# Extra arguments to configure
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+ AC_ARG_WITH([mpfr_include],
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+ [AC_HELP_STRING([--with-mpfr-include=DIR],
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+ [MPFR include directory])],
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+@@ -85,18 +85,19 @@
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+ )
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+
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+
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+-dnl Setup CC and CFLAGS
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++# Setup CC and CFLAGS
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++AC_PROG_CC
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++AC_LANG(C)
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+
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+-dnl Check for user specification of CC or CFLAGS
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++# Set up LibTool
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++AC_PROG_LIBTOOL
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++
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++# Check for user specification of CC or CFLAGS
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+ if test -n "$CFLAGS" || test -n "$CC" ; then
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+ user_redefine_cc=yes
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+ fi
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+
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+-# Check for programs
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+-AC_PROG_CC
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+-AC_LANG(C)
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+-
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+-dnl Check GMP Header
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++# Check GMP Header
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+ AC_MSG_CHECKING(for gmp.h)
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+ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
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+ #include "gmp.h"
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+@@ -105,22 +106,19 @@
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+ AC_MSG_ERROR([gmp.h can't be found, or is unusable.])
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+ ])
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+
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+-dnl Check for GMP CFLAGS in gmp.h
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++# Check for GMP CFLAGS in gmp.h
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+ if test -z "$user_redefine_cc" ; then
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+ MPC_GMP_CC_CFLAGS
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+ fi
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+
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+
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+-dnl Configs for Windows DLLs
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++# Configs for Windows DLLs
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+ case $host in
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+ *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2*)
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+ MPC_WINDOWS
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+ esac
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+
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+
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+-dnl Finally set up LibTool
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+-AC_PROG_LIBTOOL
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+-
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+ # Checks for header files.
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+ AC_HEADER_STDC
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+ AC_CHECK_HEADERS([complex.h locale.h inttypes.h stdint.h limits.h unistd.h sys/time.h])
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Gustavo Zacarias