/[global]/global/gctags/asm_scan.l
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revision 1.3 by h-iwamoto, Thu Oct 14 13:24:22 2004 UTC revision 1.4 by shigio, Sat Oct 16 01:01:06 2004 UTC
# Line 65  ALPHA          [a-zA-Z_\x80-\xff] Line 65  ALPHA          [a-zA-Z_\x80-\xff]
65  ALPHANUM        [a-zA-Z_\x80-\xff0-9]  ALPHANUM        [a-zA-Z_\x80-\xff0-9]
66  WORD            {ALPHA}{ALPHANUM}*  WORD            {ALPHA}{ALPHANUM}*
67    
68  %x COMMENT LINE_COMMENT STRING LITERAL  %x C_COMMENT CPP_COMMENT STRING LITERAL
69  %s PREPROCESSOR_LINE  %s PREPROCESSOR_LINE
70    
71  %option 8bit yylineno stack noyywrap noyy_top_state prefix="asm"  %option 8bit yylineno stack noyywrap noyy_top_state prefix="asm"
# Line 76  WORD           {ALPHA}{ALPHANUM}* Line 76  WORD           {ALPHA}{ALPHANUM}*
76  [ \f\t\v]+  [ \f\t\v]+
77    
78   /* C style comment */   /* C style comment */
79  "/*"            { yy_push_state(COMMENT); }  "/*"            { yy_push_state(C_COMMENT); }
80  <COMMENT>{  <C_COMMENT>{
81          [^*\n]*          [^*\n]*
82          [^*\n]*\n          [^*\n]*\n
83          "*"+[^*/\n]*          "*"+[^*/\n]*
# Line 91  WORD           {ALPHA}{ALPHANUM}* Line 91  WORD           {ALPHA}{ALPHANUM}*
91  }  }
92    
93   /* C++ style line comment */   /* C++ style line comment */
94  "//"            { yy_push_state(LINE_COMMENT); }  "//"            { yy_push_state(CPP_COMMENT); }
95  <LINE_COMMENT>{  <CPP_COMMENT>{
96          (\\.|[^\\\n])+          (\\.|[^\\\n])+
97          \\\n          \\\n
98          \n              { yy_pop_state(); unput('\n'); }          \n              { yy_pop_state(); unput('\n'); }
# Line 127  WORD           {ALPHA}{ALPHANUM}* Line 127  WORD           {ALPHA}{ALPHANUM}*
127                          yy_push_state(PREPROCESSOR_LINE);                          yy_push_state(PREPROCESSOR_LINE);
128                          return ASM_DIRECTIVE;                          return ASM_DIRECTIVE;
129                  } else {                  } else {
130                          yy_push_state(LINE_COMMENT);                          yy_push_state(CPP_COMMENT);
131                  }                  }
132          }          }
133          ^[ \t]*\#               { yy_push_state(PREPROCESSOR_LINE); return ASM_DIRECTIVE; }          ^[ \t]*\#               { yy_push_state(PREPROCESSOR_LINE); return ASM_DIRECTIVE; }

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