mirror of
https://github.com/reactos/wine.git
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ebe29ef376
- merged request and reply structures - build requests directly into the buffer to avoid a copy
168 lines
4.3 KiB
Perl
Executable File
168 lines
4.3 KiB
Perl
Executable File
#! /usr/bin/perl -w
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#
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# Build the server/trace.c and server/request.h files
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# from the contents of include/server.h.
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#
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# Copyright (C) 1998 Alexandre Julliard
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#
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%formats =
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(
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"int" => "%d",
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"long" => "%ld",
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"char" => "%c",
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"unsigned int" => "%08x",
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"void*" => "%p",
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"time_t" => "%ld",
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"char[1]" => "\\\"%s\\\""
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);
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my @requests = ();
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my %replies = ();
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open(SERVER,"include/server.h") or die "Can't open include/server.h";
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### Parse server.h to find request/reply structure definitions
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my @trace_lines = ();
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while (<SERVER>)
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{
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if (/^struct +(\w+)_request/) { &DO_REQUEST($1); }
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}
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### Output the dumping function tables
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push @trace_lines, "static const dump_func req_dumpers[REQ_NB_REQUESTS] = {\n";
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foreach $req (@requests)
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{
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push @trace_lines, " (dump_func)dump_${req}_request,\n";
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}
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push @trace_lines, "};\n\n";
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push @trace_lines, "static const dump_func reply_dumpers[REQ_NB_REQUESTS] = {\n";
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foreach $req (@requests)
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{
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push @trace_lines, " (dump_func)", $replies{$req} ? "dump_${req}_reply,\n" : "0,\n";
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}
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push @trace_lines, "};\n\n";
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push @trace_lines, "static const char * const req_names[REQ_NB_REQUESTS] = {\n";
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foreach $req (@requests)
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{
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push @trace_lines, " \"$req\",\n";
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}
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push @trace_lines, "};\n";
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REPLACE_IN_FILE( "server/trace.c", @trace_lines );
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### Replace the request list in server.h by the new values
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my @server_lines = ();
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push @server_lines, "enum request\n{\n";
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foreach $req (@requests) { push @server_lines, " REQ_\U$req,\n"; }
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push @server_lines, " REQ_NB_REQUESTS\n};\n";
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REPLACE_IN_FILE( "include/server.h", @server_lines );
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### Output the request handlers list
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my @request_lines = ();
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foreach $req (@requests) { push @request_lines, "DECL_HANDLER($req);\n"; }
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push @request_lines, "\n#ifdef WANT_REQUEST_HANDLERS\n\n";
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push @request_lines, "static const struct handler {\n";
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push @request_lines, " void (*handler)( void *req, int fd );\n";
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push @request_lines, " unsigned int min_size;\n";
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push @request_lines, "} req_handlers[REQ_NB_REQUESTS] = {\n";
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foreach $req (@requests)
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{
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push @request_lines, " { (void(*)())req_$req, sizeof(struct ${req}_request) },\n";
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}
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push @request_lines, "};\n#endif /* WANT_REQUEST_HANDLERS */\n";
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REPLACE_IN_FILE( "server/request.h", @request_lines );
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### Handle a request structure definition
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sub DO_REQUEST
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{
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my $name = shift;
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my @in_struct = ();
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my @out_struct = ();
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while (<SERVER>)
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{
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my ($dir, $type, $var);
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last if /^};$/;
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next if /^{$/;
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s!/\*.*\*/!!g;
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next if /^\s*$/;
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/^\s*(IN|OUT)\s*(\w+\**(\s+\w+\**)*)\s+(\w+)(\[[1]\])?;/ or die "Unrecognized syntax $_";
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$dir = $1;
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$type = $2 . ($5 || "");
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$var = $4;
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die "Unrecognized type $type" unless (defined($formats{$type}) || $5);
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if ($dir =~ /IN/) { push @in_struct, $type, $var; }
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if ($dir =~ /OUT/) { push @out_struct, $type, $var; }
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}
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push @requests, $name;
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&DO_DUMP_FUNC( $name, "request", @in_struct);
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if ($#out_struct >= 0)
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{
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$replies{$name} = 1;
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&DO_DUMP_FUNC( $name, "reply", @out_struct);
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}
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}
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### Generate a dumping function
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sub DO_DUMP_FUNC
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{
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my $name = shift;
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my $req = shift;
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push @trace_lines, "static void dump_${name}_$req( struct ${name}_request *req )\n{\n";
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while ($#_ >= 0)
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{
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my $type = shift;
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my $var = shift;
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if (defined($formats{$type}))
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{
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push @trace_lines, " fprintf( stderr, \" $var=$formats{$type}";
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push @trace_lines, "," if ($#_ > 0);
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push @trace_lines, "\", ";
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push @trace_lines, "req->$var );\n";
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}
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else # must be some varargs format
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{
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push @trace_lines, " fprintf( stderr, \" $var=\" );\n";
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push @trace_lines, " dump_varargs_${name}( req );\n";
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}
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}
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push @trace_lines, "}\n\n";
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}
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### Replace the contents of a file between ### make_requests ### marks
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sub REPLACE_IN_FILE
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{
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my $name = shift;
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my @data = @_;
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my @lines = ();
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open(FILE,$name) or die "Can't open $name";
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while (<FILE>)
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{
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push @lines, $_;
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last if /\#\#\# make_requests begin \#\#\#/;
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}
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push @lines, "\n", @data;
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while (<FILE>)
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{
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if (/\#\#\# make_requests end \#\#\#/) { push @lines, "\n", $_; last; }
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}
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push @lines, <FILE>;
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open(FILE,">$name") or die "Can't modify $name";
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print FILE @lines;
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close(FILE);
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}
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