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| author |   Mu Qiao <qiaomuf@gentoo.org> | 2011-07-26 23:00:55 +0800 |
|---|---|---|
| committer | Mu Qiao <qiaomuf@gentoo.org> | 2011-08-02 15:52:18 +0800 |
| commit | f3a533ddaec1c7b7258145aea38ab698da8fb545 (patch) | |
| tree | a2a37bfbe21a06856a028b3b5859e00ecbbcacff | |
| parent | Core: do not declare $* to be read-only (diff) | |
| download | libbash-f3a533ddaec1c7b7258145aea38ab698da8fb545.tar.gz libbash-f3a533ddaec1c7b7258145aea38ab698da8fb545.tar.bz2 libbash-f3a533ddaec1c7b7258145aea38ab698da8fb545.zip | |
Parser: make the lexer code thread-safe
| -rw-r--r-- | bashast/bashast.g | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/bashast/bashast.g b/bashast/bashast.g index 9c248e4..bb70aec 100644 --- a/bashast/bashast.g +++ b/bashast/bashast.g @@ -127,18 +127,31 @@ tokens{ BUILTIN_LOGIC; } -@lexer::members +@lexer::context { #ifdef OUTPUT_C - bool double_quoted = false; -#else - boolean double_quoted = false; + bool double_quoted; + int paren_level; +#endif +} + +@lexer::apifuncs +{ +#ifdef OUTPUT_C + ctx->double_quoted = false; + ctx->paren_level = 0; +#endif +} +@lexer::members +{ +#ifndef OUTPUT_C + boolean double_quoted = false; + int paren_level = 0; int LA(int index) { return input.LA(index); } #endif - int paren_level = 0; } #ifdef OUTPUT_C @includes { @@ -149,6 +162,10 @@ tokens{ C_INCLUDE #include "core/exceptions.h" } +@lexer::postinclude { + #define double_quoted ctx->double_quoted + #define paren_level ctx->paren_level +} #endif @members { |