| 1 | ## -*- Autoconf -*-
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| 2 | # Copyright (C) 1999, 2000, 2001, 2003, 2004, 2005
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| 3 | # Free Software Foundation, Inc.
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| 4 | #
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| 5 | # This file is free software; the Free Software Foundation
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| 6 | # gives unlimited permission to copy and/or distribute it,
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| 7 | # with or without modifications, as long as this notice is preserved.
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| 8 |
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| 9 | # serial 5
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| 10 |
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| 11 | # AM_PROG_CC_C_O
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| 12 | # --------------
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| 13 | # Like AC_PROG_CC_C_O, but changed for automake.
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| 14 | AC_DEFUN([AM_PROG_CC_C_O],
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| 15 | [AC_REQUIRE([AC_PROG_CC_C_O])dnl
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| 16 | AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
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| 17 | AC_REQUIRE_AUX_FILE([compile])dnl
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| 18 | # FIXME: we rely on the cache variable name because
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| 19 | # there is no other way.
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| 20 | set dummy $CC
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| 21 | ac_cc=`echo $[2] | sed ['s/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/']`
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| 22 | if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" != yes"; then
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| 23 | # Losing compiler, so override with the script.
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| 24 | # FIXME: It is wrong to rewrite CC.
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| 25 | # But if we don't then we get into trouble of one sort or another.
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| 26 | # A longer-term fix would be to have automake use am__CC in this case,
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| 27 | # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
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| 28 | CC="$am_aux_dir/compile $CC"
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| 29 | fi
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| 30 | dnl Make sure AC_PROG_CC is never called again, or it will override our
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| 31 | dnl setting of CC.
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| 32 | m4_define([AC_PROG_CC],
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| 33 | [m4_fatal([AC_PROG_CC cannot be called after AM_PROG_CC_C_O])])
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| 34 | ])
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