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mknumeric_limits: Output to temporary files, and rename them at the end. 

* mknumeric_limits: Output to temporary files, and rename them at
the end.

From-SVN: r38443
This commit is contained in:
Alexandre Oliva 2000-12-22 08:00:00 +00:00 committed by Alexandre Oliva
parent 86a42a5f24
commit c2651d6650
2 changed files with 17 additions and 7 deletions
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5
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,8 @@
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

19
libstdc++-v3/mknumeric_limits
View File

@ -45,7 +45,7 @@ OUT_H="$BUILD_DIR/include/bits/std_limits.h"
OUT_C="$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
@ -64,7 +64,9 @@ fi
: ${CXX:="$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 > $OUT_H-t
// The template and inlines for the -*- C++ -*- numeric_limits classes.
// Copyright (C) 1999, 2000 Free Software Foundation, Inc.
@ -189,9 +191,9 @@ if [ ! -f "$BUILD_DIR/src/gen-num-limits" ]; then
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 >> $OUT_H-t
} // namespace std
#endif // _CPP_NUMERIC_LIMITS
@ -245,8 +247,8 @@ for type_name in bool char 'signed char' 'unsigned char' \
long 'unsigned long' 'long long' 'unsigned long long' \
float double 'long double'
do
grep "<$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;
@ -274,8 +276,11 @@ EOF
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