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There's no longer any good reason for genbki.sh and Gen_fmgrtab.sh to

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run the data through cpp, and we know of at least one platform where
unusual cpp behavior breaks the process.  So remove the cpp step,
and make consequent simplifications.
This commit is contained in:
Tom Lane
2004-01-04 05:57:21 +00:00
parent 4351f8823d
commit 187b190adb
5 changed files with 25 additions and 82 deletions
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57
src/backend/utils/Gen_fmgrtab.sh
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@@ -9,20 +9,18 @@
#
#
# IDENTIFICATION
# $PostgreSQL: pgsql/src/backend/utils/Gen_fmgrtab.sh,v 1.27 2003/11/29 19:51:57 pgsql Exp $
# $PostgreSQL: pgsql/src/backend/utils/Gen_fmgrtab.sh,v 1.28 2004/01/04 05:57:21 tgl Exp $
#
#-------------------------------------------------------------------------
CMDNAME=`basename $0`
: ${AWK='awk'}
: ${CPP='cc -E'}
cleanup(){
[ x"$noclean" != x"t" ] && rm -f "$CPPTMPFILE" "$RAWFILE" "$$-$OIDSFILE" "$$-$TABLEFILE"
[ x"$noclean" != x"t" ] && rm -f "$SORTEDFILE" "$$-$OIDSFILE" "$$-$TABLEFILE"
}
BKIOPTS=
noclean=
#
@@ -31,12 +29,6 @@ noclean=
while [ $# -gt 0 ]
do
case $1 in
-D)
BKIOPTS="$BKIOPTS -D$2"
shift;;
-D*)
BKIOPTS="$BKIOPTS $1"
;;
--noclean)
noclean=t
;;
@@ -44,17 +36,15 @@ do
echo "$CMDNAME generates fmgroids.h and fmgrtab.c from pg_proc.h."
echo
echo "Usage:"
echo " $CMDNAME [ -D define [...] ]"
echo " $CMDNAME inputfile"
echo
echo "The environment variables CPP and AWK determine which C"
echo "preprocessor and Awk program to use. The defaults are"
echo "\`cc -E' and \`awk'."
echo "The environment variable AWK determines which Awk program"
echo "to use. The default is \`awk'."
echo
echo "Report bugs to <pgsql-bugs@postgresql.org>."
exit 0
;;
--) shift; break;;
-*)
-*)
echo "$CMDNAME: invalid option: $1"
exit 1
;;
@@ -71,8 +61,7 @@ if [ x"$INFILE" = x ] ; then
exit 1
fi
CPPTMPFILE="$$-fmgrtmp.c"
RAWFILE="$$-fmgr.raw"
SORTEDFILE="$$-fmgr.data"
OIDSFILE=fmgroids.h
TABLEFILE=fmgrtab.c
@@ -84,34 +73,14 @@ trap 'echo "Caught signal." ; cleanup ; exit 1' 1 2 15
# Generate the file containing raw pg_proc tuple data
# (but only for "internal" language procedures...).
#
# Unlike genbki.sh, which can run through cpp last, we have to
# deal with preprocessor statements first (before we sort the
# function table by oid).
#
# Note assumption here that prolang == $5 and INTERNALlanguageId == 12.
#
$AWK '
BEGIN { raw = 0; }
/^DATA/ { print; next; }
/^BKI_BEGIN/ { raw = 1; next; }
/^BKI_END/ { raw = 0; next; }
raw == 1 { print; next; }' $INFILE | \
egrep '^DATA' $INFILE | \
sed -e 's/^.*OID[^=]*=[^0-9]*//' \
-e 's/(//g' \
-e 's/[ ]*).*$//' | \
$AWK '
/^#/ { print; next; }
$5 == "12" { print; next; }' > $CPPTMPFILE
if [ $? -ne 0 ]; then
cleanup
echo "$CMDNAME failed"
exit 1
fi
$CPP $BKIOPTS $CPPTMPFILE | \
egrep '^[ ]*[0-9]' | \
sort -n > $RAWFILE
$AWK '$5 == "12" { print }' | \
sort -n > $SORTEDFILE
if [ $? -ne 0 ]; then
cleanup
@@ -165,7 +134,7 @@ FuNkYfMgRsTuFf
# Note assumption here that prosrc == $(NF-2).
tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' < $RAWFILE | \
tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' < $SORTEDFILE | \
$AWK '
BEGIN { OFS = ""; }
{ if (seenit[$(NF-2)]++ == 0) print "#define F_", $(NF-2), " ", $1; }' >> "$$-$OIDSFILE"
@@ -215,7 +184,7 @@ FuNkYfMgRtAbStUfF
# Note assumption here that prosrc == $(NF-2).
$AWK '{ print "extern Datum", $(NF-2), "(PG_FUNCTION_ARGS);"; }' $RAWFILE >> "$$-$TABLEFILE"
$AWK '{ print "extern Datum", $(NF-2), "(PG_FUNCTION_ARGS);"; }' $SORTEDFILE >> "$$-$TABLEFILE"
if [ $? -ne 0 ]; then
cleanup
@@ -242,7 +211,7 @@ $AWK 'BEGIN {
}
{ printf (" { %d, \"%s\", %d, %s, %s, %s },\n"), \
$1, $(NF-2), $11, Bool[$8], Bool[$9], $(NF-2)
}' $RAWFILE >> "$$-$TABLEFILE"
}' $SORTEDFILE >> "$$-$TABLEFILE"
if [ $? -ne 0 ]; then
cleanup