36 lines
1.3 KiB
Plaintext
36 lines
1.3 KiB
Plaintext
## -*- Autoconf -*-
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# Copyright (C) 1999, 2000, 2001, 2003, 2004, 2005, 2008
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# Free Software Foundation, Inc.
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# serial 6
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# AM_PROG_CC_C_O
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# --------------
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# Like AC_PROG_CC_C_O, but changed for automake.
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AC_DEFUN([AM_PROG_CC_C_O],
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[AC_REQUIRE([AC_PROG_CC_C_O])dnl
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AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
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AC_REQUIRE_AUX_FILE([compile])dnl
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# FIXME: we rely on the cache variable name because
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# there is no other way.
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set dummy $CC
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am_cc=`echo $[2] | sed ['s/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/']`
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eval am_t=\$ac_cv_prog_cc_${am_cc}_c_o
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if test "$am_t" != yes; then
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# Losing compiler, so override with the script.
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# FIXME: It is wrong to rewrite CC.
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# But if we don't then we get into trouble of one sort or another.
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# A longer-term fix would be to have automake use am__CC in this case,
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# and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
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CC="$am_aux_dir/compile $CC"
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fi
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dnl Make sure AC_PROG_CC is never called again, or it will override our
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dnl setting of CC.
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m4_define([AC_PROG_CC],
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[m4_fatal([AC_PROG_CC cannot be called after AM_PROG_CC_C_O])])
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])
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