50 lines
1.3 KiB
Plaintext
50 lines
1.3 KiB
Plaintext
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dnl See whether we need to use fopen-bin.h rather than fopen-same.h.
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AC_DEFUN(BFD_BINARY_FOPEN,
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[AC_REQUIRE([AC_CANONICAL_SYSTEM])
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case "${host}" in
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changequote(,)dnl
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i[345]86-*-msdos* | i[345]86-*-go32* | *-*-cygwin32 | *-*-windows)
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changequote([,])dnl
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AC_DEFINE(USE_BINARY_FOPEN) ;;
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esac])dnl
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dnl Get a default for CC_FOR_BUILD to put into Makefile.
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AC_DEFUN(BFD_CC_FOR_BUILD,
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[# Put a plausible default for CC_FOR_BUILD in Makefile.
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if test -z "$CC_FOR_BUILD"; then
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if test "x$cross_compiling" = "xno"; then
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CC_FOR_BUILD='$(CC)'
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else
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CC_FOR_BUILD=gcc
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fi
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fi
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AC_SUBST(CC_FOR_BUILD)])dnl
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dnl See whether we need a declaration for a function.
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AC_DEFUN(BFD_NEED_DECLARATION,
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[AC_MSG_CHECKING([whether $1 must be declared])
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AC_CACHE_VAL(bfd_cv_decl_needed_$1,
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[AC_TRY_COMPILE([
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#include <stdio.h>
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#ifdef HAVE_STRING_H
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#include <string.h>
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#else
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#ifdef HAVE_STRINGS_H
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#include <strings.h>
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#endif
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif],
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[char *(*pfn) = (char *(*)) $1],
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bfd_cv_decl_needed_$1=no, bfd_cv_decl_needed_$1=yes)])
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AC_MSG_RESULT($bfd_cv_decl_needed_$1)
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if test $bfd_cv_decl_needed_$1 = yes; then
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bfd_tr_decl=NEED_DECLARATION_`echo $1 | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
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AC_DEFINE_UNQUOTED($bfd_tr_decl)
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fi
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])dnl
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