gen_config

gtk_server的源代码

#!/bin/bash
#
# Script to generate configfile for GTK-server
#
# Use at own risk. 
# PvE - GPL.
#
# April 2008:	initial release (GTK 2.10)
#----------------------------------------------------------------------------

TMPDIR=/tmp
CFG=gtk-server.cfg

# Check on arguments
if [[ $1 = "-?" || $1 = "-h" || $1 = "-help" ]]
then
    echo
    echo "Usage: gen_config <gtk or gdk header file(s)>"
    echo
    echo "Examples:"
    echo "  gen_config /usr/include/gtk-2.0/gtk/gtk.h"
    echo "  gen_config /usr/include/gtk-2.0/gtk/gtk.h /usr/include/gtk-2.0/gdk/gdk.h"
    echo
    exit 1
fi

# Check if configfile already exists
if [[ -f $CFG ]]
then
    read -p "Overwrite existing configfile (y/n)? " ANSWER
    if [[ $ANSWER = "n" || $ANSWER = "N" ]]
    then
	exit 0
    fi
fi

# Create empty GTK-server configfile
echo "#" > $CFG
echo "# Automagically generated at `date`." >> $CFG
echo "#" >> $CFG
echo "LIB_NAME = libgtk-x11-2.0.so" >> $CFG
echo "LIB_NAME = libgdk-x11-2.0.so" >> $CFG
echo "LIB_NAME = libglib-2.0.so" >> $CFG
echo "LIB_NAME = libgobject-2.0.so" >> $CFG
echo "LIB_NAME = libatk-1.0.so" >> $CFG
echo "LIB_NAME = libpango-1.0.so" >> $CFG
echo "LIB_NAME = libgdk_pixbuf_xlib-2.0.so" >> $CFG
echo "LIB_NAME = libglade-2.0.so" >> $CFG

# Add GTK-server internal calls
echo "#" >> $CFG
echo "# GTK-server internal calls, used in language bindings" >> $CFG
echo "#" >> $CFG
echo "FUNCTION_NAME = gtk_server_version, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_ffi, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_toolkit, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_os, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_callback, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_callback_value, NONE, STRING, 2, STRING, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_connect, NONE, STRING, 3, STRING, STRING, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_connect_after, NONE, STRING, 3, STRING, STRING, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_disconnect, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_enable_c_string_escaping, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_disable_c_string_escaping, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_set_c_string_escaping, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_mouse, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_define, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_redefine, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_require, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_timeout, NONE, STRING, 3, STRING, STRING, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_timeout_remove, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_echo, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_cfg, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_exit, NONE, NONE, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_pid, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_key, NONE, STRING, 0" >> $CFG
echo "FUNCTION_NAME = gtk_server_macro_var, NONE, STRING, 2, STRING, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_macro_define, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_macro_redefine, NONE, STRING, 1, STRING" >> $CFG
echo "FUNCTION_NAME = gtk_server_opaque, NONE, STRING, 0" >> $CFG

# No header file as argument? Exit
if [[ $# -eq 0 ]]
then
    echo
    echo "Preliminary configfile 'gtk-server.cfg' created."
    echo
    echo "Please run this script with the -h argument to see full usage!"
    echo
    exit
fi

# Total amount of files to be parsed
TOTAL=""

# Start parsing file
while [[ -n $1 ]]
do
    # Get directory of headerfile
    DIR=${1%/*}

    # Also the file itself should be parsed
    FILES="${1##*/}"

    # Find other includes
    while read LINE
    do
	if [[ $LINE = *\<gtk/* || $LINE = *\<gdk/* ]]
	then
	    LINE=${LINE#*/}
	    # Can we read the file?
	    if [[ -f $DIR/${LINE%>} ]]
	    then
		FILES=$FILES" "${LINE%>}
	    fi
	fi
    done < $1

    # Preserve total
    TOTAL=$TOTAL" "$FILES

    # Now parse the header files
    for I in $FILES
    do
	echo "Parsing $I, please wait..."
	awk 'BEGIN  {
			flag = 0
			in_comment = 0
			in_struct = 0
			in_body = 0
		    }

	/\/\*/	    {
			in_comment = 1
		    }

	/\*\//	    {
			in_comment = 0
			next
		    }

	/struct/    {
			in_struct = 1
		    }

	/{/	    {
			if(in_struct) in_body = 1
		    }

	/}/	    {
			if(in_struct) {
			    in_body = 0
			    in_struct = 0
			}
		    }

	/;/	    {
			if (in_struct && !in_body) in_struct = 0
		    }

	/[\t *]gtk_/ {
			if ($1 !~ /gtk_/ && !in_struct && !in_comment && $0 !~ "#" && $0 !~ /^GType/ && $0 ~ /\(/) {
			    if($0 !~ ";") {
				flag = 1
				printf $0
			    }
			    else print $0
			}
			next
		    }

	/[\t *]gdk_/ {
			if ($1 !~ /gdk_/ && !in_struct && !in_comment && $0 !~ "#" && $0 !~ /^GType/ && $0 ~ /\(/) {
			    if($0 !~ ";") {
				flag = 1
				printf $0
			    }
			    else print $0
			}
			next
		    }

		    {
			if(flag) {
			    if ($0 ~ ";") {
				flag=0
				print
			    }
			    else printf $0
			}
		    }' $DIR/$I > $TMPDIR/$I
    done

    # Get the next headerfile
    shift

done

# Now generate GTK-server configfile
for I in $TOTAL
do
    # Write some comments
    echo "#" >> $CFG
    echo "# "$I >> $CFG
    echo "#" >> $CFG
    # Generate prototypes
    awk 'BEGIN {
	    FS="[ \t(]+"
	}

	{
	    # Extract the function name
	    if ($2 ~ "gtk_" || $2 ~ "gdk_") {
		if ($2 ~ /\*\*/) printf "FUNCTION_NAME = " substr($2, 3) ", NONE"
		else if ($2 ~ /\*/) printf "FUNCTION_NAME = " substr($2, 2) ", NONE"
		else printf "FUNCTION_NAME = " $2 ", NONE"
		rest = substr($0, index($0, $3))
	    }
	    else if ($3 ~ "gtk_" || $3 ~ "gdk_") {
		if ($3 ~ /\*\*/) printf "FUNCTION_NAME = " substr($3, 3) ", NONE"
		else if ($3 ~ /\*/) printf "FUNCTION_NAME = " substr($3, 2) ", NONE"
		else printf "FUNCTION_NAME = " $3 ", NONE"
		rest = substr($0, index($0, $4))
	    }
	    else if ($4 ~ "gtk_" || $4 ~ "gdk_") {
		if ($4 ~ /\*\*/) printf "FUNCTION_NAME = " substr($4, 3) ", NONE"
		else if ($4 ~ /\*/) printf "FUNCTION_NAME = " substr($4, 2) ", NONE"
		else printf "FUNCTION_NAME = " $4 ", NONE"
		rest = substr($0, index($0, $5))
	    }
	    else if ($5 ~ "gtk_" || $5 ~ "gdk_") {
		if ($5 ~ /\*\*/) printf "FUNCTION_NAME = " substr($5, 3) ", NONE"
		else if ($5 ~ /\*/) printf "FUNCTION_NAME = " substr($5, 2) ", NONE"
		else printf "FUNCTION_NAME = " $5 ", NONE"
		rest = substr($0, index($0, $6))
	    }

	    # Get the returnvalue
	    if ($1 ~ "Gtk" && ($1 ~ "*" || $2 ~ "*")) printf ", WIDGET"
	    else if ($1 ~ "Gdk" && ($1 ~ "*" || $2 ~ "*")) printf ", WIDGET"
	    else if ($1 ~ "Pango" && ($1 ~ "*" || $2 ~ "*")) printf ", WIDGET"
	    else if ($1 ~ "void" || $2 ~ "void") printf ", NONE"
	    else if ($1 ~ "gboolean" || $2 ~ "gboolean") printf ", BOOL"
	    else if ($1 ~ "float" || $2 ~ "float") printf ", FLOAT"
	    else if ($1 ~ "double" || $2 ~ "double") printf ", DOUBLE"
	    else if ($1 ~ "char" || $2 ~ "char") printf ", STRING"
	    else if ($1 ~ "int" || $2 ~ "int") printf ", INT"
	    else if ($1 ~ "long" || $2 ~ "int") printf ", LONG"
	    else if ($1 ~ "G" || $2 ~ "G") printf ", INT"
	    else if ($1 ~ "time" || $2 ~ "time") printf ", LONG"
	    else if ($1 ~ "cairo" || $2 ~ "cairo") printf ", WIDGET"
	    else printf ", NONE"

	    # Replace commas for spaces and count arguments
	    amount = split(rest, args, ",")

	    if (args[1] ~ "void") {
		printf ", 0"
	    }
	    else {
		total = amount
		for (i=1; i<=amount; i++) {
		    if (args[i] ~ /\.\.\./) total+=2
		    else if (args[i] ~ /[0123456789]/ && args[i] !~ /guint32/) total-=1
		}
		printf ", " total
	    }

	    # Now generate argument types, order below is important
	    for (i=1; i<=amount; i++) {
		gsub(/[\t ]/, "", args[i])
		if (args[i] ~ "Gtk" && args[i] ~ "*") printf ", WIDGET"
		else if (args[i] ~ "Gtk" && args[i] !~ "*") printf ", INT"
		else if (args[i] ~ "Gdk" && args[i] ~ "*") printf ", WIDGET"
		else if (args[i] ~ "Gdk" && args[i] !~ "*") printf ", INT"
		else if (args[i] ~ "Pango" && args[i] ~ "*") printf ", WIDGET"
		else if (args[i] ~ "Pango" && args[i] !~ "*") printf ", INT"
		else if (args[i] ~ /\*\*/) printf ", NULL"
		else if (args[i] ~ "char") printf ", STRING"
		else if (args[i] ~ "float" && args[i] ~ "*") printf ", PTR_FLOAT"
		else if (args[i] ~ "float" && args[i] !~ "*") printf ", FLOAT"
		else if (args[i] ~ "double" && args[i] ~ "*") printf ", PTR_DOUBLE"
		else if (args[i] ~ "double" && args[i] !~ "*") printf ", DOUBLE"
		else if (args[i] ~ "boolean") printf ", BOOL"
		else if (args[i] ~ "int" && args[i] ~ "*") printf ", PTR_INT"
		else if (args[i] ~ "int" && args[i] !~ "*") printf ", INT"
		else if (args[i] ~ "long" && args[i] ~ "*") printf ", PTR_LONG"
		else if (args[i] ~ "long" && args[i] !~ "*") printf ", LONG"
		else if (args[i] ~ "time" && args[i] ~ "*") printf ", PTR_LONG"
		else if (args[i] ~ "time" && args[i] !~ "*") printf ", LONG"
		else if (args[i] ~ "cairo" && args[i] ~ "*") printf ", PTR_WIDGET"
		else if (args[i] ~ "cairo" && args[i] !~ "*") printf ", WIDGET"
		else if (args[i] ~ "GError") printf ", NULL"
		else if (args[i] ~ /\.\.\./) printf ", STRING, INT, NULL"
		else if (args[i] ~ "G" && args[i] ~ "*") printf ", WIDGET"
		else if (args[i] ~ "G" && args[i] !~ "*") printf ", INT"
		else if (args[i] ~ "g" && args[i] ~ "*") printf ", PTR_INT"
		else if (args[i] ~ "g" && args[i] !~ "*") printf ", INT"
		else if (args[i] !~ "void" && args[i] !~ /[0123456789]/) printf args[i]
	    }

	    # New line
	    print ""

	}' $TMPDIR/$I >> $CFG
done

# Merge
read -p "Merge with existing configfile (y/n)? " ANSWER
if [[ $ANSWER = "y" ]]
then
    read -p "Location and name of existing configfile...[/etc/gtk-server.cfg]? " ANSWER
    if [[ -z $ANSWER ]]
    then
	ANSWER=/etc/gtk-server.cfg
    fi
    if [[ ! -f $ANSWER ]]
    then
	echo "The configuration file does not exist!"
    else
	echo "Merging, please wait..."
	GTK=`awk '/FUNCTION_NAME/ {print $3}' $CFG`
	while read LINE
	do
	    if [[ $LINE = *FUNCTION_NAME* ]]
	    then
		FOUND=0
		if [[ $GTK = *`echo $LINE | cut -d' ' -f3`* ]]
		then
		    FOUND=1
		fi
		if [[ $FOUND -eq 0 ]]
		then
		    echo $LINE >> $CFG
		fi
	    fi
	done < $ANSWER
    fi
    echo "New configfile $CFG merged with $ANSWER."
else
    echo "Preliminary configfile 'gtk-server.cfg' created."
fi

# Cleanup
rm -f $TMPDIR/*.h

exit 0