+2000-12-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * mknumeric_limits: Output to temporary files, and rename them at
+ the end.
+
2000-12-21 Benjamin Kosnik <bkoz@redhat.com>
* configure.in: Change GLIBCPP_ENABLE_SHADOW to
OUT_C="$BUILD_DIR/src/limitsMEMBERS.cc"
if [ -f $OUT_C ]; then
- rm -f $OUT_H OUT_C
+ rm -f $OUT_H $OUT_C $OUT_H-t $OUT_C-t
fi
SRC_DIR=$2
: ${CXX:="$BUILD_DIR/../../gcc/g++ -B$BUILD_DIR/../../gcc/"}
-cat <<EOF > $OUT_H
+# We output to a temporary file, so that we don't appear to have
+# succeeded unless we actually do.
+cat <<EOF > $OUT_H-t
// The template and inlines for the -*- C++ -*- numeric_limits classes.
// Copyright (C) 1999, 2000 Free Software Foundation, Inc.
exit 1
fi
-"$BUILD_DIR/src/gen-num-limits" >> $OUT_H
+"$BUILD_DIR/src/gen-num-limits" >> $OUT_H-t
-cat <<EOF >> $OUT_H
+cat <<EOF >> $OUT_H-t
} // namespace std
#endif // _CPP_NUMERIC_LIMITS
long 'unsigned long' 'long long' 'unsigned long long' \
float double 'long double'
do
- grep "<$type_name>" $OUT_H >/dev/null 2>&1 || continue
- cat <<EOF >> $OUT_C
+ grep "<$type_name>" $OUT_H-t >/dev/null 2>&1 || continue
+ cat <<EOF >> $OUT_C-t
const bool $trait_name<$type_name>::is_specialized;
const int $trait_name<$type_name>::digits;
done
-cat <<EOF >> $OUT_C
+cat <<EOF >> $OUT_C-t
} // namespace std
EOF
+
+mv $OUT_C-t $OUT_C
+mv $OUT_H-t $OUT_H