+
+ for arg in $dlprefiles; do
+ $show "extracting global C symbols from \`$arg'"
+ $run eval "$NM $arg | $global_symbol_pipe >> '$nlist'"
+ done
+
+ # Parse the name list into a source file.
+ $show "creating $objdir/$dlsyms"
+ if test -z "$run"; then
+ # Make sure we at least have an empty file.
+ test -f "$nlist" || : > "$nlist"
+
+ # Try sorting and uniquifying the output.
+ if sort "$nlist" | uniq > "$nlist"T; then
+ mv -f "$nlist"T "$nlist"
+ wcout=`wc "$nlist" 2>/dev/null`
+ count=`echo "X$wcout" | $Xsed -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'`
+ (test "$count" -ge 0) 2>/dev/null || count=-1
+ else
+ $rm "$nlist"T
+ count=-1
+ fi
+
+ case "$dlsyms" in
+ "") ;;
+ *.c)
+ $echo > "$objdir/$dlsyms" "\
+/* $dlsyms - symbol resolution table for \`$output' dlsym emulation. */
+/* Generated by $PROGRAM - GNU $PACKAGE $VERSION */
+
+#ifdef __cplusplus
+extern \"C\" {
+#endif
+
+/* Prevent the only kind of declaration conflicts we can make. */
+#define dld_preloaded_symbol_count some_other_symbol
+#define dld_preloaded_symbols some_other_symbol
+
+/* External symbol declarations for the compiler. */\
+"
+
+ if test -f "$nlist"; then
+ sed -e 's/^.* \(.*\)$/extern char \1;/' < "$nlist" >> "$objdir/$dlsyms"
+ else
+ echo '/* NONE */' >> "$objdir/$dlsyms"
+ fi
+
+ $echo >> "$objdir/$dlsyms" "\
+
+#undef dld_preloaded_symbol_count
+#undef dld_preloaded_symbols
+
+#if defined (__STDC__) && __STDC__
+# define __ptr_t void *
+#else
+# define __ptr_t char *
+#endif
+
+/* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */
+int dld_preloaded_symbol_count = $count;
+
+/* The mapping between symbol names and symbols. */
+struct {
+ char *name;
+ __ptr_t address;
+}
+dld_preloaded_symbols[] =
+{\
+"
+
+ if test -f "$nlist"; then
+ sed 's/^\(.*\) \(.*\)$/ {"\1", (__ptr_t) \&\2},/' < "$nlist" >> "$objdir/$dlsyms"
+ fi
+
+ $echo >> "$objdir/$dlsyms" "\
+ {0, (__ptr_t) 0}
+};
+
+#ifdef __cplusplus
+}
+#endif\
+"
+ ;;
+
+ *)
+ $echo "$modename: unknown suffix for \`$dlsyms'" 1>&2
+ exit 1
+ ;;
+ esac
+ fi
+
+ # Now compile the dynamic symbol file.
+ $show "(cd $objdir && $CC -c$no_builtin_flag \"$dlsyms\")"
+ $run eval '(cd $objdir && $CC -c$no_builtin_flag "$dlsyms")' || exit $?
+
+ # Transform the symbol file into the correct name.
+ compile_command=`$echo "X$compile_command" | $Xsed -e "s%@SYMFILE@%$objdir/${output}S.${objext}%"`
+ finalize_command=`$echo "X$finalize_command" | $Xsed -e "s%@SYMFILE@%$objdir/${output}S.${objext}%"`
+ elif test "$export_dynamic" != yes; then
+ test -n "$dlfiles$dlprefiles" && $echo "$modename: warning: \`-dlopen' and \`-dlpreopen' are ignored without \`-export-dynamic'" 1>&2
+ else
+ # We keep going just in case the user didn't refer to
+ # dld_preloaded_symbols. The linker will fail if global_symbol_pipe
+ # really was required.
+ $echo "$modename: not configured to extract global symbols from dlpreopened files" 1>&2
+
+ # Nullify the symbol file.
+ compile_command=`$echo "X$compile_command" | $Xsed -e "s% @SYMFILE@%%"`
+ finalize_command=`$echo "X$finalize_command" | $Xsed -e "s% @SYMFILE@%%"`
+ fi
+
+ if test -z "$link_against_libtool_libs" || test "$build_libtool_libs" != yes; then
+ # Replace the output file specification.
+ compile_command=`$echo "X$compile_command" | $Xsed -e 's%@OUTPUT@%'"$output"'%g'`
+ finalize_command=`$echo "X$finalize_command" | $Xsed -e 's%@OUTPUT@%'"$output"'%g'`
+
+ # We have no uninstalled library dependencies, so finalize right now.
+ $show "$compile_command"
+ $run eval "$compile_command"
+ exit $?
projects / deliverable / binutils-gdb.git / blobdiff