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sshfs-mapper: updated lexer/parser and demo file.

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git-svn-id: https://websvn.glenux.net/svn/Upoc/sshfs-mapper/trunk@1330 eaee96b3-f302-0410-b096-c6cfd47f7835
This commit is contained in:
Glenn Y. Rolland 2009-04-09 16:47:28 +00:00
parent 9fecc11be2
commit b31d20a0ce
2 changed files with 41 additions and 33 deletions
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12
demo.map
View file

@ -2,31 +2,27 @@
server "daneel.glenux.net" {
user "glenux";
port 22;
automount true; // default
compress true; // default
automount true;
compress true;
map "Media" {
user "glenux";
remote "/opt/media";
};
map "MediaSafe" {
user $USER;
remote "/home/media";
};
map "Documents" {
user $USER;
remote "/home/$USER";
};
map "Extra" {
user $USER;
remote "/opt
remote "/opt";
};
map "DocumentsPapa" {
user papa;
user "papa";
remote "/home/papa"
};

58
mapparser.y
View file

@ -3,49 +3,63 @@ class MapParser
rule
commands
: commands command SEMICOLON { puts "GOT A COMMAND" }
| /* none */ { result = 0 }
: commands command_blk SEMICOLON { puts "GOT A COMMAND" }
| /* none */ { puts "no command found" }
command
command_blk
: global_blk
| server_blk
server_blk
: SERVER SEP STRING SEP OBRACE server_opts EBRACE
: SERVER SEP STRING OBRACE server_opts EBRACE
: SERVER STRING OBRACE server_opts EBRACE { puts "[server #{val[1]}]" }
global_blk
: GLOBAL OBRACE global_opts EBRACE
server_opts
: server_opts server_opt SEMICOLON
| /* none */ { result = 0 }
| /* none */
server_opt
: user_opt
: user_opt { puts "=> user opt" }
| port_opt { puts "=> port opt" }
| automount_opt { puts "=> automount opt" }
| compress_opt { puts "=> compress opt" }
| reconnect_opt { puts "=> reconnect opt" }
| server_map_blk { puts "=> server_map blk" }
server_map_blk
: MAP STRING OBRACE server_map_opts EBRACE
server_map_opts
: server_map_opts server_map_opt SEMICOLON
| /* none */
server_map_opt
: remote_opt
| local_opt
| user_opt
| port_opt
| automount_opt
| compress_opt
| reconnect_opt
user_opt
: USER QUOTE STRING QUOTE
: USER STRING { puts "* user = #{val[1]}" }
port_opt
: PORT INTEGER
: PORT NUMBER { puts "* port = #{val[1]}" }
automount_opt
: AUTOMOUNT boolean { puts ( "AUTOMOUNT => " + val[1] ) }
: AUTOMOUNT boolean { puts "* automount = #{@bool_result}" }
compress_opt
: COMPRESS boolean { puts ( "COMPRESS => " + val[1] ) }
: COMPRESS boolean { puts "* compress = #{@bool_result}" }
reconnect_opt
: RECONNECT boolean { puts ( "RECONNECT => " + val[1] ) }
: RECONNECT boolean { puts ( "* reconnect = #{@bool_result}" ) }
boolean
: BOOL_TRUE { result = true }
| BOOL_FALSE { result = false }
: BOOL_TRUE { @bool_result = true }
| BOOL_FALSE { @bool_result = false }
end
@ -61,27 +75,25 @@ require 'strscan'
def parse( str )
puts "parse start..."
tokens = []
scanner = StringScanner.new( str )
puts ( "scanner?" + scanner.string )
until scanner.eos?
puts "scanning.. at #{scanner.pos}"
case
when m = scanner.scan( /\/\/.*$/ )
# comments
tokens.push [:SEP, m]
when m = scanner.scan( /(\s+|\n)/ )
# whitespace and newlines
tokens.push [:SEP, m]
when m = scanner.scan( /;/ )
tokens.push [:SEMICOLON, m]
when m = scanner.scan( /\d+/ )
tokens.push [:NUMBER, m]
when m = scanner.scan( /\{/ )
tokens.push [:OBRACE, m]
when m = scanner.scan( /\}/ )
tokens.push [:EBRACE, m]
when m = scanner.scan( /;/ )
tokens.push [:SEMICOLON, m]
when m = scanner.scan( /\d+/ )
tokens.push [:NUMBER, m]
when m = scanner.scan( /user/i )
tokens.push [:USER, m]
when m = scanner.scan( /automount/i )