+++ /dev/null
-#!/bin/sh
-
-# Check (almost) all PostgreSQL include files for C++ compatibility.
-#
-# Argument 1 is the top-level source directory, argument 2 the
-# top-level build directory (they might be the same). If not set, they
-# default to the current directory.
-#
-# Needs to be run after configuring and creating all generated headers.
-# It's advisable to configure --with-perl --with-python, else you're
-# likely to get errors from associated headers.
-#
-# No output if everything is OK, else compiler errors.
-#
-# src/tools/pginclude/cpluspluscheck
-# Copyright (c) 2009-2024, PostgreSQL Global Development Group
-
-if [ -z "$1" ]; then
- srcdir="."
-else
- srcdir="$1"
-fi
-
-if [ -z "$2" ]; then
- builddir="."
-else
- builddir="$2"
-fi
-
-me=`basename $0`
-
-# These switches are g++ specific, you may override if necessary.
-CXXFLAGS=${CXXFLAGS:- -fsyntax-only -Wall}
-
-# Pull some info from configure's results.
-MGLOB="$builddir/src/Makefile.global"
-CPPFLAGS=`sed -n 's/^CPPFLAGS[ ]*=[ ]*//p' "$MGLOB"`
-CXX=`sed -n 's/^CXX[ ]*=[ ]*//p' "$MGLOB"`
-perl_includespec=`sed -n 's/^perl_includespec[ ]*=[ ]*//p' "$MGLOB"`
-python_includespec=`sed -n 's/^python_includespec[ ]*=[ ]*//p' "$MGLOB"`
-
-# Extract any -I and -D switches from CPPFLAGS.
-# (If necessary, user can pass more switches by presetting EXTRAFLAGS.)
-for flag in $CPPFLAGS; do
- case $flag in
- -I*|-D*) EXTRAFLAGS="$EXTRAFLAGS $flag";;
- esac
-done
-
-# Create temp directory.
-tmp=`mktemp -d /tmp/$me.XXXXXX`
-
-trap "ret=$?; rm -rf $tmp; exit $ret" 0 1 2 3 15
-
-exit_status=0
-
-# Scan all of src/ and contrib/ for header files.
-for f in `cd "$srcdir" && find src contrib -name '*.h' -print`
-do
- # Ignore files that are unportable or intentionally not standalone.
-
- # These files are platform-specific, and c.h will include the
- # one that's relevant for our current platform anyway.
- test "$f" = src/include/port/cygwin.h && continue
- test "$f" = src/include/port/darwin.h && continue
- test "$f" = src/include/port/freebsd.h && continue
- test "$f" = src/include/port/linux.h && continue
- test "$f" = src/include/port/netbsd.h && continue
- test "$f" = src/include/port/openbsd.h && continue
- test "$f" = src/include/port/solaris.h && continue
- test "$f" = src/include/port/win32.h && continue
-
- # Additional Windows-specific headers.
- test "$f" = src/include/port/win32_port.h && continue
- test "$f" = src/include/port/win32/netdb.h && continue
- test "$f" = src/include/port/win32/sys/resource.h && continue
- test "$f" = src/include/port/win32/sys/socket.h && continue
- test "$f" = src/include/port/win32_msvc/dirent.h && continue
- test "$f" = src/include/port/win32_msvc/utime.h && continue
- test "$f" = src/include/port/win32ntdll.h && continue
- test "$f" = src/port/pthread-win32.h && continue
-
- # Likewise, these files are platform-specific, and the one
- # relevant to our platform will be included by atomics.h.
- test "$f" = src/include/port/atomics/arch-arm.h && continue
- test "$f" = src/include/port/atomics/arch-hppa.h && continue
- test "$f" = src/include/port/atomics/arch-ppc.h && continue
- test "$f" = src/include/port/atomics/arch-x86.h && continue
- test "$f" = src/include/port/atomics/fallback.h && continue
- test "$f" = src/include/port/atomics/generic.h && continue
- test "$f" = src/include/port/atomics/generic-acc.h && continue
- test "$f" = src/include/port/atomics/generic-gcc.h && continue
- test "$f" = src/include/port/atomics/generic-msvc.h && continue
- test "$f" = src/include/port/atomics/generic-sunpro.h && continue
-
- # sepgsql.h depends on headers that aren't there on most platforms.
- test "$f" = contrib/sepgsql/sepgsql.h && continue
-
- # nodetags.h cannot be included standalone: it's just a code fragment.
- test "$f" = src/include/nodes/nodetags.h && continue
- test "$f" = src/backend/nodes/nodetags.h && continue
-
- # These files are not meant to be included standalone, because
- # they contain lists that might have multiple use-cases.
- test "$f" = src/include/access/rmgrlist.h && continue
- test "$f" = src/include/parser/kwlist.h && continue
- test "$f" = src/pl/plpgsql/src/pl_reserved_kwlist.h && continue
- test "$f" = src/pl/plpgsql/src/pl_unreserved_kwlist.h && continue
- test "$f" = src/interfaces/ecpg/preproc/c_kwlist.h && continue
- test "$f" = src/interfaces/ecpg/preproc/ecpg_kwlist.h && continue
- test "$f" = src/include/regex/regerrs.h && continue
- test "$f" = src/include/tcop/cmdtaglist.h && continue
- test "$f" = src/pl/plpgsql/src/plerrcodes.h && continue
- test "$f" = src/pl/plpython/spiexceptions.h && continue
- test "$f" = src/pl/tcl/pltclerrcodes.h && continue
-
- # Also not meant to be included standalone.
- test "$f" = src/include/common/unicode_nonspacing_table.h && continue
- test "$f" = src/include/common/unicode_east_asian_fw_table.h && continue
-
- test "$f" = src/backend/catalog/syscache_ids.h && continue
- test "$f" = src/backend/catalog/syscache_info.h && continue
- test "$f" = src/include/catalog/syscache_ids.h && continue
- test "$f" = src/include/catalog/syscache_info.h && continue
-
- # We can't make these Bison output files compilable standalone
- # without using "%code require", which old Bison versions lack.
- # parser/gram.h will be included by parser/gramparse.h anyway.
- test "$f" = contrib/cube/cubeparse.h && continue
- test "$f" = contrib/seg/segparse.h && continue
- test "$f" = src/backend/bootstrap/bootparse.h && continue
- test "$f" = src/backend/parser/gram.h && continue
- test "$f" = src/backend/replication/repl_gram.h && continue
- test "$f" = src/backend/replication/syncrep_gram.h && continue
- test "$f" = src/backend/utils/adt/jsonpath_gram.h && continue
- test "$f" = src/bin/pgbench/exprparse.h && continue
- test "$f" = src/pl/plpgsql/src/pl_gram.h && continue
- test "$f" = src/interfaces/ecpg/preproc/preproc.h && continue
- test "$f" = src/test/isolation/specparse.h && continue
-
- # ppport.h is not under our control, so we can't make it standalone.
- test "$f" = src/pl/plperl/ppport.h && continue
-
- # regression.h is not actually C, but ECPG code.
- test "$f" = src/interfaces/ecpg/test/regression.h && continue
- # printf_hack.h produces "unused function" warnings.
- test "$f" = src/interfaces/ecpg/test/printf_hack.h && continue
-
- # pg_trace.h and utils/probes.h can include sys/sdt.h from SystemTap,
- # which itself contains C++ code and so won't compile with a C++
- # compiler under extern "C" linkage.
- test "$f" = src/include/pg_trace.h && continue
- test "$f" = src/include/utils/probes.h && continue
-
- # pg_dump is not C++-clean because it uses "public" and "namespace"
- # as field names, which is unfortunate but we won't change it now.
- test "$f" = src/bin/pg_dump/compress_gzip.h && continue
- test "$f" = src/bin/pg_dump/compress_io.h && continue
- test "$f" = src/bin/pg_dump/compress_lz4.h && continue
- test "$f" = src/bin/pg_dump/compress_none.h && continue
- test "$f" = src/bin/pg_dump/compress_zstd.h && continue
- test "$f" = src/bin/pg_dump/parallel.h && continue
- test "$f" = src/bin/pg_dump/pg_backup_archiver.h && continue
- test "$f" = src/bin/pg_dump/pg_dump.h && continue
-
- # OK, create .c file to include this .h file.
- {
- echo 'extern "C" {'
- # Ideally we'd pre-include only the appropriate one of
- # postgres.h, postgres_fe.h, or c.h. We don't always have enough
- # info to guess which, but in some subdirectories there's a
- # reasonable choice to make, and otherwise we use postgres.h.
- # Also, those three files should compile with no pre-include, as
- # should src/interfaces headers meant to be exposed to clients.
- case "$f" in
- src/include/postgres.h) ;;
- src/include/postgres_fe.h) ;;
- src/include/c.h) ;;
- src/interfaces/libpq/libpq-fe.h) ;;
- src/interfaces/libpq/libpq-events.h) ;;
- src/interfaces/ecpg/ecpglib/ecpglib_extern.h)
- echo '#include "postgres_fe.h"' ;;
- src/interfaces/ecpg/ecpglib/*) ;;
- src/interfaces/*)
- echo '#include "postgres_fe.h"' ;;
- src/bin/*)
- echo '#include "postgres_fe.h"' ;;
- src/fe_utils/*)
- echo '#include "postgres_fe.h"' ;;
- src/port/*) ;;
- src/common/*)
- echo '#include "c.h"' ;;
- *)
- echo '#include "postgres.h"' ;;
- esac
- echo "#include \"$f\""
- echo '};'
- } >$tmp/test.cpp
-
- # Some subdirectories need extra -I switches.
- case "$f" in
- src/pl/plperl/*)
- EXTRAINCLUDES="$perl_includespec" ;;
- src/pl/plpython/*)
- EXTRAINCLUDES="$python_includespec" ;;
- src/interfaces/ecpg/*)
- EXTRAINCLUDES="-I $builddir/src/interfaces/ecpg/include -I $srcdir/src/interfaces/ecpg/include" ;;
- src/backend/parser/*)
- EXTRAINCLUDES="-I $builddir/src/backend/parser/" ;;
- src/backend/utils/adt/*)
- EXTRAINCLUDES="-I $builddir/src/backend/utils/adt/" ;;
- *)
- EXTRAINCLUDES="" ;;
- esac
-
- # Run the test.
- if ! ${CXX:-g++} -I $builddir -I $srcdir \
- -I $builddir/src/include -I $srcdir/src/include \
- -I $builddir/src/interfaces/libpq -I $srcdir/src/interfaces/libpq \
- $EXTRAINCLUDES $EXTRAFLAGS $CXXFLAGS -c $tmp/test.cpp
- then
- exit_status=1
- fi
-done
-
-exit $exit_status
# src/tools/pginclude/headerscheck
# Copyright (c) 2009-2024, PostgreSQL Global Development Group
+# option to check for C++ compatibility
+if [ "$1" = "--cplusplus" ]; then
+ cplusplus=true
+ shift
+else
+ cplusplus=false
+fi
+
if [ -z "$1" ]; then
srcdir="."
else
me=`basename $0`
+# These switches are g++ specific, you may override if necessary.
+CXXFLAGS=${CXXFLAGS:- -fsyntax-only -Wall}
+
# Pull some info from configure's results.
MGLOB="$builddir/src/Makefile.global"
CPPFLAGS=`sed -n 's/^CPPFLAGS[ ]*=[ ]*//p' "$MGLOB"`
CFLAGS=`sed -n 's/^CFLAGS[ ]*=[ ]*//p' "$MGLOB"`
CC=`sed -n 's/^CC[ ]*=[ ]*//p' "$MGLOB"`
+CXX=`sed -n 's/^CXX[ ]*=[ ]*//p' "$MGLOB"`
PG_SYSROOT=`sed -n 's/^PG_SYSROOT[ ]*=[ ]*//p' "$MGLOB"`
perl_includespec=`sed -n 's/^perl_includespec[ ]*=[ ]*//p' "$MGLOB"`
python_includespec=`sed -n 's/^python_includespec[ ]*=[ ]*//p' "$MGLOB"`
# (EXTRAFLAGS is not set here, but user can pass it in if need be.)
+if $cplusplus; then
+ ext=cpp
+ COMPILER=${CXX:-g++}
+ # Extract any -I and -D switches from CPPFLAGS.
+ for flag in $CPPFLAGS; do
+ case $flag in
+ -I*|-D*) CXXPPFLAGS="$CXXPPFLAGS $flag";;
+ esac
+ done
+ COMPILER_FLAGS="$CXXPPFLAGS $CXXFLAGS"
+else
+ ext=c
+ COMPILER=${CC:-gcc}
+ COMPILER_FLAGS="$CPPFLAGS $CFLAGS"
+fi
+
# Create temp directory.
tmp=`mktemp -d /tmp/$me.XXXXXX`
# Additional Windows-specific headers.
test "$f" = src/include/port/win32_port.h && continue
test "$f" = src/include/port/win32/netdb.h && continue
+ $cplusplus && test "$f" = src/include/port/win32/sys/resource.h && continue
test "$f" = src/include/port/win32/sys/socket.h && continue
test "$f" = src/include/port/win32_msvc/dirent.h && continue
test "$f" = src/include/port/win32_msvc/utime.h && continue
test "$f" = src/test/isolation/specparse.h && continue
# This produces a "no previous prototype" warning.
- test "$f" = src/include/storage/checksum_impl.h && continue
+ ! $cplusplus && test "$f" = src/include/storage/checksum_impl.h && continue
# ppport.h is not under our control, so we can't make it standalone.
test "$f" = src/pl/plperl/ppport.h && continue
# printf_hack.h produces "unused function" warnings.
test "$f" = src/interfaces/ecpg/test/printf_hack.h && continue
+ if $cplusplus; then
+ # pg_trace.h and utils/probes.h can include sys/sdt.h from SystemTap,
+ # which itself contains C++ code and so won't compile with a C++
+ # compiler under extern "C" linkage.
+ test "$f" = src/include/pg_trace.h && continue
+ test "$f" = src/include/utils/probes.h && continue
+
+ # pg_dump is not C++-clean because it uses "public" and "namespace"
+ # as field names, which is unfortunate but we won't change it now.
+ test "$f" = src/bin/pg_dump/compress_gzip.h && continue
+ test "$f" = src/bin/pg_dump/compress_io.h && continue
+ test "$f" = src/bin/pg_dump/compress_lz4.h && continue
+ test "$f" = src/bin/pg_dump/compress_none.h && continue
+ test "$f" = src/bin/pg_dump/compress_zstd.h && continue
+ test "$f" = src/bin/pg_dump/parallel.h && continue
+ test "$f" = src/bin/pg_dump/pg_backup_archiver.h && continue
+ test "$f" = src/bin/pg_dump/pg_dump.h && continue
+ fi
+
# OK, create .c file to include this .h file.
{
+ $cplusplus && echo 'extern "C" {'
# Ideally we'd pre-include only the appropriate one of
# postgres.h, postgres_fe.h, or c.h. We don't always have enough
# info to guess which, but in some subdirectories there's a
echo '#include "postgres.h"' ;;
esac
echo "#include \"$f\""
- } >$tmp/test.c
+ $cplusplus && echo '};'
+ } >$tmp/test.$ext
# Some subdirectories need extra -I switches.
case "$f" in
esac
# Run the test.
- if ! ${CC:-gcc} $CPPFLAGS $CFLAGS -I $builddir -I $srcdir \
+ if ! $COMPILER $COMPILER_FLAGS -I $builddir -I $srcdir \
-I $builddir/src/include -I $srcdir/src/include \
-I $builddir/src/interfaces/libpq -I $srcdir/src/interfaces/libpq \
- $EXTRAINCLUDES $EXTRAFLAGS -c $tmp/test.c -o $tmp/test.o
+ $EXTRAINCLUDES $EXTRAFLAGS -c $tmp/test.$ext -o $tmp/test.o
then
exit_status=1
fi
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