diff options
Diffstat (limited to 'build/lexer.cxx')
| -rw-r--r-- | build/lexer.cxx | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/build/lexer.cxx b/build/lexer.cxx index 4e29b43..5f394fc 100644 --- a/build/lexer.cxx +++ b/build/lexer.cxx @@ -40,6 +40,19 @@ namespace build { return token (token_type::rcbrace, sep, ln, cn); } + case '$': + { + mode_ = mode::variable; // The next name is lexed in the var mode. + return token (token_type::dollar, sep, ln, cn); + } + case '(': + { + return token (token_type::lparen, sep, ln, cn); + } + case ')': + { + return token (token_type::rparen, sep, ln, cn); + } } // The following characters are not treated as special in the @@ -107,6 +120,24 @@ namespace build break; } + // While these extra characters are treated as the name end in + // the variable mode. + // + if (mode_ == mode::variable) + { + switch (c) + { + case '/': + { + done = true; + break; + } + } + + if (done) + break; + } + switch (c) { case ' ': @@ -115,6 +146,9 @@ namespace build case '#': case '{': case '}': + case '$': + case '(': + case ')': { done = true; break; @@ -137,6 +171,9 @@ namespace build break; } + if (mode_ == mode::variable) + mode_ = mode::normal; + return token (lexeme, sep, ln, cn); } |