#! /bin/sh #------------------------------------------------------------------------- # # genbki.sh-- # shell script which generates .bki files from specially formatted .h # files. These .bki files are used to initialize the postgres template # database. # # Copyright (c) 1994, Regents of the University of California # # # IDENTIFICATION # $Header: /cvsroot/pgsql/src/backend/catalog/Attic/genbki.sh,v 1.20 2001/05/07 00:43:16 tgl Exp $ # # NOTES # non-essential whitespace is removed from the generated file. # if this is ever a problem, then the sed script at the very # end can be changed into another awk script or something smarter.. # #------------------------------------------------------------------------- : ${AWK='awk'} : ${CPP='cc -E'} CMDNAME=`basename $0` BKIOPTS= INCLUDE_DIRS= OUTPUT_PREFIX= INFILES= major_version= # # Process command line switches. # while [ $# -gt 0 ] do case $1 in -D) BKIOPTS="$BKIOPTS -D$2" shift;; -D*) BKIOPTS="$BKIOPTS $1" ;; -I) INCLUDE_DIRS="$INCLUDE_DIRS $2" shift;; -I*) arg=`echo $1 | sed -e 's/^-I//'` INCLUDE_DIRS="$INCLUDE_DIRS $arg" ;; -o) OUTPUT_PREFIX="$2" shift;; -o*) OUTPUT_PREFIX=`echo $1 | sed -e 's/^-o//'` ;; --set-version=*) arg=`expr x"$1" : x"--set-version=\(.*\)"` major_version=`expr x"$arg" : x'\([0-9][0-9]*\.[0-9][0-9]*\)'` ;; --help) echo "$CMDNAME generates system catalog bootstrapping files." echo echo "Usage:" echo " $CMDNAME [ -D define [...] ] [ -I dir ] --set-version=VERSION -o prefix files..." echo echo "Options:" echo " -I path to postgres_ext.h and config.h files" echo " -o prefix of output files" echo " --set-version PostgreSQL version number for initdb cross-check" echo echo "The environment variables CPP and AWK determine which C" echo "preprocessor and Awk program to use. The defaults are" echo "\`cc -E' and \`awk'." echo echo "Report bugs to ." exit 0 ;; -*) echo "$CMDNAME: invalid option: $1" exit 1 ;; *) INFILES="$INFILES $1" ;; esac shift done if [ x"$INFILES" = x"" ] ; then echo "$CMDNAME: no input files" 1>&2 exit 1 fi if [ x"$OUTPUT_PREFIX" = x"" ] ; then echo "$CMDNAME: no output prefix specified" 1>&2 exit 1 fi if [ x"$INCLUDE_DIRS" = x"" ] ; then echo "$CMDNAME: path to include directory unknown" 1>&2 exit 1 fi if [ x"$major_version" = x"" ] ; then echo "$CMDNAME: invalid or no version number specified" 1>&2 exit 1 fi if [ x"$TMPDIR" = x"" ] ; then TMPDIR=/tmp fi TMPFILE="$TMPDIR/genbkitmp.c" trap "rm -f $TMPFILE ${OUTPUT_PREFIX}.bki.$$ ${OUTPUT_PREFIX}.description.$$" 0 1 2 3 15 # Get NAMEDATALEN from postgres_ext.h for dir in $INCLUDE_DIRS; do if [ -f "$dir/postgres_ext.h" ]; then NAMEDATALEN=`grep '#define[ ]*NAMEDATALEN' $dir/postgres_ext.h | $AWK '{ print $3 }'` break fi done # Get INDEX_MAX_KEYS and DEFAULT_ATTSTATTARGET from config.h # (who needs consistency?) for dir in $INCLUDE_DIRS; do if [ -f "$dir/config.h" ]; then INDEXMAXKEYS=`grep '#define[ ]*INDEX_MAX_KEYS' $dir/config.h | $AWK '{ print $3 }'` DEFAULTATTSTATTARGET=`grep '#define[ ]*DEFAULT_ATTSTATTARGET' $dir/config.h | $AWK '{ print $3 }'` break fi done # NOTE: we assume here that FUNC_MAX_ARGS has the same value as INDEX_MAX_KEYS, # and don't read it separately from config.h. This is OK because both of them # must be equal to the length of oidvector. INDEXMAXKEYS2=`expr $INDEXMAXKEYS '*' 2` || exit INDEXMAXKEYS4=`expr $INDEXMAXKEYS '*' 4` || exit touch ${OUTPUT_PREFIX}.description.$$ # ---------------- # strip comments and trash from .h before we generate # the .bki file... # ---------------- # also, change Oid to oid. -- AY 8/94. # also, change NameData to name. -- jolly 8/21/95. # put multi-line start/end comments on a separate line # cat $INFILES | \ sed -e 's;/\*.*\*/;;g' \ -e 's;/\*;\ /*\ ;g' \ -e 's;\*/;\ */\ ;g' | # we must run a new sed here to see the newlines we added sed -e "s/;[ ]*$//g" \ -e "s/^[ ]*//" \ -e "s/[ ]Oid/ oid/g" \ -e "s/[ ]NameData/ name/g" \ -e "s/^Oid/oid/g" \ -e "s/^NameData/name/g" \ -e "s/(NameData/(name/g" \ -e "s/(Oid/(oid/g" \ -e "s/NAMEDATALEN/$NAMEDATALEN/g" \ -e "s/DEFAULT_ATTSTATTARGET/$DEFAULTATTSTATTARGET/g" \ -e "s/INDEX_MAX_KEYS\*2/$INDEXMAXKEYS2/g" \ -e "s/INDEX_MAX_KEYS\*4/$INDEXMAXKEYS4/g" \ -e "s/INDEX_MAX_KEYS/$INDEXMAXKEYS/g" \ -e "s/FUNC_MAX_ARGS\*2/$INDEXMAXKEYS2/g" \ -e "s/FUNC_MAX_ARGS\*4/$INDEXMAXKEYS4/g" \ -e "s/FUNC_MAX_ARGS/$INDEXMAXKEYS/g" \ | $AWK ' # ---------------- # now use awk to process remaining .h file.. # # nc is the number of catalogs # inside is a variable set to 1 when we are scanning the # contents of a catalog definition. # inserting_data is a flag indicating when we are processing DATA lines. # (i.e. have a relation open and need to close it) # ---------------- BEGIN { inside = 0; raw = 0; bootstrap = 0; nc = 0; reln_open = 0; comment_level = 0; } # ---------------- # Anything in a /* .. */ block should be ignored. # Blank lines also go. # Note that any /* */ comment on a line by itself was removed from the line # by the sed above. # ---------------- /^\/\*/ { comment_level += 1; next; } /^\*\// { comment_level -= 1; next; } comment_level > 0 { next; } /^[ ]*$/ { next; } # ---------------- # anything in a BKI_BEGIN .. BKI_END block should be passed # along without interpretation. # ---------------- /^BKI_BEGIN/ { raw = 1; next; } /^BKI_END/ { raw = 0; next; } raw == 1 { print; next; } # ---------------- # DATA() statements should get passed right through after # stripping off the DATA( and the ) on the end. # ---------------- /^DATA\(/ { data = substr($0, 6, length($0) - 6); print data; nf = 1; oid = 0; while (nf <= NF-3) { if ($nf == "OID" && $(nf+1) == "=") { oid = $(nf+2); break; } nf++; } next; } /^DESCR\(/ { if (oid != 0) { data = substr($0, 8, length($0) - 9); if (data != "") printf "%d %s\n", oid, data >>descriptionfile; } next; } /^DECLARE_INDEX\(/ { # ---- # end any prior catalog data insertions before starting a define index # ---- if (reln_open == 1) { # print "show"; print "close " catalog; reln_open = 0; } data = substr($0, 15, length($0) - 15); print "declare index " data } /^DECLARE_UNIQUE_INDEX\(/ { # ---- # end any prior catalog data insertions before starting a define unique index # ---- if (reln_open == 1) { # print "show"; print "close " catalog; reln_open = 0; } data = substr($0, 22, length($0) - 22); print "declare unique index " data } /^BUILD_INDICES/ { print "build indices"; } # ---------------- # CATALOG() definitions take some more work. # ---------------- /^CATALOG\(/ { # ---- # end any prior catalog data insertions before starting a new one.. # ---- if (reln_open == 1) { # print "show"; print "close " catalog; reln_open = 0; } # ---- # get the name of the new catalog # ---- pos = index($1,")"); catalog = substr($1,9,pos-9); if ($0 ~ /BOOTSTRAP/) { bootstrap = 1; } i = 1; inside = 1; nc++; next; } # ---------------- # process the contents of the catalog definition # # attname[ x ] contains the attribute name for attribute x # atttype[ x ] contains the attribute type fot attribute x # ---------------- inside == 1 { # ---- # ignore a leading brace line.. # ---- if ($1 ~ /\{/) next; # ---- # if this is the last line, then output the bki catalog stuff. # ---- if ($1 ~ /}/) { if (bootstrap) { print "create bootstrap " catalog; } else { print "create " catalog; } print "\t("; for (j=1; j $TMPFILE || exit echo "# PostgreSQL $major_version" >${OUTPUT_PREFIX}.bki.$$ $CPP $BKIOPTS $TMPFILE | \ sed -e '/^[ ]*$/d' \ -e 's/[ ][ ]*/ /g' >>${OUTPUT_PREFIX}.bki.$$ || exit mv ${OUTPUT_PREFIX}.bki.$$ ${OUTPUT_PREFIX}.bki || exit mv ${OUTPUT_PREFIX}.description.$$ ${OUTPUT_PREFIX}.description || exit exit 0