diff options
Diffstat (limited to 'src/cmd/rc/syn.y')
| -rw-r--r-- | src/cmd/rc/syn.y | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/cmd/rc/syn.y b/src/cmd/rc/syn.y index c7de3531..5c98ef80 100644 --- a/src/cmd/rc/syn.y +++ b/src/cmd/rc/syn.y @@ -1,5 +1,5 @@ %term FOR IN WHILE IF NOT TWIDDLE BANG SUBSHELL SWITCH FN -%term WORD REDIR DUP PIPE SUB +%term WORD REDIR REDIRW DUP PIPE SUB %term SIMPLE ARGLIST WORDS BRACE PAREN PCMD PIPEFD /* not used in syntax */ /* operator priorities -- lowest first */ %left IF WHILE FOR SWITCH ')' NOT @@ -19,7 +19,7 @@ %type<tree> line paren brace body cmdsa cmdsan assign epilog redir %type<tree> cmd simple first word comword keyword words %type<tree> NOT FOR IN WHILE IF TWIDDLE BANG SUBSHELL SWITCH FN -%type<tree> WORD REDIR DUP PIPE +%type<tree> WORD REDIR REDIRW DUP PIPE %% rc: { return 1;} | line '\n' {return !compile($1);} @@ -45,7 +45,7 @@ cmd: {$$=0;} | IF NOT {skipnl();} cmd {$$=mung1($2, $4);} | FOR '(' word IN words ')' {skipnl();} cmd /* - * if ``words'' is nil, we need a tree element to distinguish between + * if ``words'' is nil, we need a tree element to distinguish between * for(i in ) and for(i), the former being a loop over the empty set * and the latter being the implicit argument loop. so if $5 is nil * (the empty set), we represent it as "()". don't parenthesize non-nil @@ -73,7 +73,7 @@ cmd: {$$=0;} simple: first | simple word {$$=tree2(ARGLIST, $1, $2);} | simple redir {$$=tree2(ARGLIST, $1, $2);} -first: comword +first: comword | first '^' word {$$=tree2('^', $1, $3);} word: keyword {lastword=1; $1->type=WORD;} | comword @@ -85,7 +85,7 @@ comword: '$' word {$$=tree1('$', $2);} | WORD | '`' brace {$$=tree1('`', $2);} | '(' words ')' {$$=tree1(PAREN, $2);} -| REDIR brace {$$=mung1($1, $2); $$->type=PIPEFD;} +| REDIRW brace {$$=mung1($1, $2); $$->type=PIPEFD;} keyword: FOR|IN|WHILE|IF|NOT|TWIDDLE|BANG|SUBSHELL|SWITCH|FN words: {$$=(struct tree*)0;} | words word {$$=tree2(WORDS, $1, $2);} |