63 lines
1.6 KiB
LLVM
63 lines
1.6 KiB
LLVM
%option prefix="deviceSpecl"
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%option nounput
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%option noinput
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%{
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#include <vector>
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#include <string>
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#include <algorithm>
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#include <deviceManager/deviceManager.h>
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#include "deviceSpecp.hh"
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%}
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%%
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"+adev" {
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deviceSpecplval.chr = yytext[1];
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return KEYWORD_SPECTYPE_ACTUATOR;
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}
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"+edev" {
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deviceSpecplval.chr = yytext[1];
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return KEYWORD_SPECTYPE_EXTROSPECTOR;
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}
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"+idev" {
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deviceSpecplval.chr = yytext[1];
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return KEYWORD_SPECTYPE_INTEROSPECTOR;
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}
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"||" { return DOUBLE_PIPE; }
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"|" { return PIPE; }
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"(" { return LPAREN; }
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")" { return RPAREN; }
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"=" { return EQUALS; }
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(\\.|[^=\|\(\) \t\r\n])+ {
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std::string token(yytext);
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std::string unescaped;
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unescaped.reserve(token.size());
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for (size_t i = 0; i < token.size(); ++i)
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{
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if (token[i] != '\\')
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{
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unescaped.push_back(token[i]);
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continue;
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}
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/* If a backslash is the final char before EOF, just continue so it gets
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* dropped as a side effect.
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*/
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if (i + 1 >= token.size()) { continue; }
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// Else push the char following the backslash.
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unescaped.push_back(token[++i]);
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}
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deviceSpecplval.str = strdup(unescaped.c_str());
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return STRING;
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}
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[ \t\r\n]+ { /* ignore all whitespace, including newlines */ }
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. { return yytext[0]; }
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%%
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int deviceSpeclwrap(void)
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{
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return 1; // Indicate end of input
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}
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