#!/bin/sh -
#	$Id: s_vxworks,v 12.13 2006/09/13 16:57:49 bostic Exp $
#
# Build the VxWorks files.

msgc="/* DO NOT EDIT: automatically built by dist/s_vxworks. */"

. RELEASE

s=/tmp/__db_a
t=/tmp/__db_b
u=/tmp/__db_c
vxfilelist=/tmp/__db_d
vxsmallfiles=/tmp/__db_e

trap 'rm -f $s $t $u $vxfilelist $vxsmallfiles ; exit 0' 0
trap 'rm -f $s $t $u $vxfilelist $vxsmallfiles ; exit 1' 1 2 3 13 15

# Build the VxWorks automatically generated files.
cat <<ENDOFSEDTEXT > $s
/extern "C" {/{
n
n
i\\
\\
/* Tornado 2 does not provide a standard C pre-processor #define. */\\
#ifndef __vxworks\\
#define	__vxworks\\
#endif
}
/@inttypes_h_decl@/d
/@stddef_h_decl@/d
/@stdint_h_decl@/d
/@unistd_h_decl@/d
/@thread_h_decl@/d
s/@u_int8_decl@/typedef unsigned char u_int8_t;/
/@int16_decl@/d
s/@u_int16_decl@/typedef unsigned short u_int16_t;/
/@int32_decl@/d
s/@u_int32_decl@/typedef unsigned int u_int32_t;/
s/@int64_decl@//
s/@u_int64_decl@/typedef unsigned long long u_int64_t;/
/@u_char_decl@/d
/@u_short_decl@/d
/@u_int_decl@/d
/@u_long_decl@/d
/@ssize_t_decl@/d
s/@uintmax_t_decl@/typedef unsigned long uintmax_t;/
s/@uintptr_t_decl@/typedef unsigned long uintptr_t;/
s/@db_seq_decl@/typedef int db_seq_t;/
/@pid_t_decl@/d
s/@db_threadid_t_decl@/typedef uintmax_t db_threadid_t;/
s/@DB_VERSION_MAJOR@/$DB_VERSION_MAJOR/
s/@DB_VERSION_MINOR@/$DB_VERSION_MINOR/
s/@DB_VERSION_PATCH@/$DB_VERSION_PATCH/
s/@DB_VERSION_STRING@/"$DB_VERSION_STRING"/
s/@DB_VERSION_UNIQUE_NAME@//
s/@DB_CONST@//
s/@DB_PROTO1@/#undef __P/
s/@DB_PROTO2@/#define	__P(protos)	protos/
/@platform_header@/d
/@platform_footer@/d
ENDOFSEDTEXT
(echo "$msgc" &&
    sed -f $s ../dbinc/db.in &&
    cat ../dbinc_auto/ext_prot.in) > $t
test `egrep '@.*@' $t` && {
	egrep '@.*@' $t
	echo 'Unexpanded autoconf variables found in VxWorks db.h.'
	exit 1
}
f=../build_vxworks/db.h
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

cat <<ENDOFSEDTEXT > $s
s/@INT64_FMT@/#define	INT64_FMT	"%lld"/
s/@UINT64_FMT@/#define	UINT64_FMT	"%llu"/
s/@PATH_SEPARATOR@/\/\\\\\\\\/
s/@db_int_def@//
ENDOFSEDTEXT
(echo "$msgc" && sed -f $s ../dbinc/db_int.in) > $t
test `egrep '@.*@' $t` && {
	egrep '@.*@' $t
	echo 'Unexpanded autoconf variables found in VxWorks db_int.h.'
	exit 1
}
f=../build_vxworks/db_int.h
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

# Build the VxWorks db_config.h file.
# We don't fail, but we complain if the vx_config.in file isn't up-to-date.
check_config()
{
	egrep '^#undef' config.hin |
	    awk '{print $2}' | sed '/^SIZEOF_/d' | sort > $s
	(egrep '#undef' $1 | awk '{print $3}'
	 egrep '^#define' $1 | awk '{print $2}') | sort > $t
	cmp $s $t || {
		echo "config.hin and $1 differ"
		echo "<<< config.hin >>> $1"
		diff $s $t
	}
}
check_config vx_config.in
f=../build_vxworks/db_config.h
(echo "$msgc" && sed "s/__EDIT_DB_VERSION__/$DB_VERSION/" vx_config.in) > $t
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

f=../build_vxworks/db_config_small.h
(echo "$msgc" &&
    sed -e "s/__EDIT_DB_VERSION__/$DB_VERSION/" \
	-e "s;^#define.*HAVE_CRYPTO.*1;/* #undef HAVE_CRYPTO */;" \
	-e "s;^#define.*HAVE_HASH.*1;/* #undef HAVE_HASH */;" \
	-e "s;^#define.*HAVE_QUEUE.*1;/* #undef HAVE_QUEUE */;" \
	-e "s;^#define.*HAVE_REPLICATION.*1;/* #undef HAVE_REPLICATION */;" \
	-e "s;^#define.*HAVE_STATISTICS.*1;/* #undef HAVE_STATISTICS */;" \
	-e "s;^#define.*HAVE_VERIFY.*1;/* #undef HAVE_VERIFY */;" \
    vx_config.in) > $t
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

f=../build_vxworks/clib_port.h
cmp clib_port.h $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp clib_port.h $f && chmod 444 $f)

# Build a sed script that will change a "standard" DB utility into
# VxWorks-compatible code.
transform()
{
	# Build a sed script that will add argument parsing support and
	# rename all of the functions to be private to this file.
cat <<ENDOFSEDTEXT
/^main(argc, argv)$/{
i\\
$1(args)\\
\\	char *args;\\
{\\
\\	int argc;\\
\\	char **argv;\\
\\
\\	__db_util_arg("$1", args, &argc, &argv);\\
\\	return ($1_main(argc, argv) ? EXIT_FAILURE : EXIT_SUCCESS);\\
}\\
\\
#include <stdio.h>\\
#define	ERROR_RETURN	ERROR\\
\\
int\\
$1_main(argc, argv)
d
}
/^	while ((ch = getopt/i\\
\\	__db_getopt_reset = 1;
/^[	]*extern int optind;/s/;/, __db_getopt_reset;/
ENDOFSEDTEXT

	# Replace all function names with VxWorks safe names.
	# Function names are:
	#	Tokens starting at the beginning of the line, immediately
	#	followed by an opening parenthesis.
	# Replace:
	#	Matches preceded by a non-C-token character and immediately
	#	followed by an opening parenthesis.
	#	Matches preceded by a non-C-token character and immediately
	#	followed by " __P".
	#	Matches starting at the beginning of the line, immediately
	#	followed by an opening parenthesis.
	for k in `sed -e 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)(.*$/\1/p' -e d $2`; do
		echo "s/\([^a-zA-Z0-9_]\)\($k(\)/\1$1_\2/g"
		echo "s/\([^a-zA-Z0-9_]\)\($k[	 ]__P\)/\1$1_\2/g"
		echo "s/^\($k(\)/$1_\1/g"
	done

	# There is a special case the rules above don't catch:
	#	a txn_compare function used as an argument to qsort(3).
	#	a print_app_record function used as argument to
	#	    dbenv->set_app_dispatch).
	echo "s/, txn_compare);/, db_stat_txn_compare);/"
	echo "s/, print_app_record)) /, db_printlog_print_app_record)) /"

	# We convert the ex_access sample into dbdemo for VxWorks.
	echo 's/progname = "ex_access";/progname = "dbdemo";/'

	# The example programs have to load db_int.h, not db.h -- else
	# they won't have the right Berkeley DB prototypes for getopt
	# and friends.
	echo '/#include.*db.h/c\'
	echo '#include <db_config.h>\'
	echo '#include <db_int.h>'
}

PROGRAM_LIST="db_archive db_checkpoint db_deadlock db_dump db_hotbackup \
    db_load db_printlog db_recover db_stat db_upgrade db_verify ex_access"

# Build VxWorks versions of the utilities.
for i in $PROGRAM_LIST; do
	if [ $i = "ex_access" ]; then
		target=dbdemo
		dir=../examples_c
	else
		target=$i
		dir=../$i
	fi

	transform $target $dir/$i.c > $s
	sed -f $s < $dir/$i.c > $t

	f=../build_vxworks/$target/$target.c
	cmp $t $f > /dev/null 2>&1 ||
	    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)
done

# Output the build lines for a single utility.
#	$1 == application name
util_one()
{
	egrep "app=$1" srcfiles.in |
	awk '{print $1}' |
	sed 's/ex_access/dbdemo/' > $u

	# Build a list of source files.
	for i in `cat $u`; do
		if test "$1" = "ex_access" -o "$1" = `basename $i .c`; then
			i=`basename $i`
		else
			i="\$(PRJ_DIR)/../../$i"
		fi
		o="<BEGIN> FILE_$i"
		
		echo "${o}_dependDone"
		echo "FALSE"
		echo "<END>"
		echo
		echo "${o}_dependencies"
		echo "<END>"
		echo
		echo "${o}_objects"
		echo "`basename $i .c`.o"
		echo "<END>"
		echo
		echo "${o}_tool"
		echo "C/C++ compiler"
		echo "<END>"
		echo
	done
	echo "<BEGIN> PROJECT_FILES"
	for i in `cat $u`; do
		if test "$1" = "ex_access" -o "$1" = `basename $i .c`; then
			i="`basename $i`"
		else
			i="../../$i"
		fi
		echo "\$(PRJ_DIR)/$i"
	done |
	sed -e '${' \
	    -e 'p' \
	    -e 'd' \
	    -e '}' \
	    -e 's/$/ \\/'
	echo "<END>"
	echo
	echo "<BEGIN> userComments"
	if test "$1" = "ex_access"; then
		echo "dbdemo"
	else
		echo "$1"
	fi
	echo "<END>"
}

# Build VxWorks Tornado 2.0 project files for the utilities.
for i in $PROGRAM_LIST; do
	if [ $i = "ex_access" ]; then
		target=dbdemo
	else
		target=$i
	fi

	(sed -e "s/__DB_APPLICATION_NAME__/$target/g" < vx_2.0/wpj.in
	    util_one $i) > $t
	f=../build_vxworks/$target/${target}20.wpj
	cmp $t $f > /dev/null 2>&1 ||
	    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

	(sed -e "s/__DB_APPLICATION_NAME__/$target/g" < vx_2.2/wpj.in
	    util_one $i) > $t
	f=../build_vxworks/$target/${target}22.wpj
	cmp $t $f > /dev/null 2>&1 ||
	    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)
done

# Build the list of files VxWorks knows about.
sed -e '/^$/d' -e '/^[	 #]/d' srcfiles.in |
    egrep -w vx |
    sed 's/[	 ].*//' > $vxfilelist

# Build the list of files VxWorks knows about.
sed -e '/^$/d' -e '/^[	 #]/d' srcfiles.in |
    egrep -w vxsmall |
    sed 's/[	 ].*//' > $vxsmallfiles

# Build VxWorks Tornado 2.0 project files for the library itself.
for v in 0 2 ; do
	#
	# Build regular project files
	#
	(cat vx_2.${v}/BerkeleyDB.wpj
	for i in `cat $vxfilelist`; do
		o="<BEGIN> FILE_\$(PRJ_DIR)/../$i"
		echo "${o}_dependDone"
		echo "TRUE"
		echo "<END>"
		echo
		echo "${o}_dependencies"
		echo "\$(PRJ_DIR)/db_config.h \\"
		echo "	\$(PRJ_DIR)/db_int.h \\"
		echo "	\$(PRJ_DIR)/db.h"
		echo "<END>"
		echo
		echo "${o}_objects"
		echo "`basename $i .c`.o"
		echo "<END>"
		echo
		echo "${o}_tool"
		echo "C/C++ compiler"
		echo "<END>"
		echo
	done
	echo "<BEGIN> PROJECT_FILES"
	sed -e '$!s/$/ \\/' \
	    -e 's/^/$(PRJ_DIR)\/..\//' \
	    -e '1!s/^/	/' < $vxfilelist
	echo "<END>"
	echo
	echo "<BEGIN> userComments"
	echo "BerkeleyDB"
	echo "<END>") > $t
	#
	# Build small lib project files
	#
	(cat vx_2.${v}/BerkeleyDBsmall.wpj
	for i in `cat $vxsmallfiles`; do
		o="<BEGIN> FILE_\$(PRJ_DIR)/../$i"
		echo "${o}_dependDone"
		echo "TRUE"
		echo "<END>"
		echo
		echo "${o}_dependencies"
		echo "\$(PRJ_DIR)/db_config.h \\"
		echo "	\$(PRJ_DIR)/db_int.h \\"
		echo "	\$(PRJ_DIR)/db.h"
		echo "<END>"
		echo
		echo "${o}_objects"
		echo "`basename $i .c`.o"
		echo "<END>"
		echo
		echo "${o}_tool"
		echo "C/C++ compiler"
		echo "<END>"
		echo
	done
	echo "<BEGIN> PROJECT_FILES"
	sed -e '$!s/$/ \\/' \
	    -e 's/^/$(PRJ_DIR)\/..\//' \
	    -e '1!s/^/	/' < $vxsmallfiles
	echo "<END>"
	echo
	echo "<BEGIN> userComments"
	echo "BerkeleyDB"
	echo "<END>") > $u
	f=../build_vxworks/BerkeleyDB2${v}.wpj
	cmp $t $f > /dev/null 2>&1 ||
	    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)
	f=../build_vxworks/BerkeleyDB2${v}small.wpj
	cmp $u $f > /dev/null 2>&1 ||
	    (echo "Building $f" && rm -f $f && cp $u $f && chmod 444 $f)
done
