-/* ------------------------------------------------
-Copyright 2014 AT&T Intellectual Property
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- ------------------------------------------- */
-
-
-/*
- MUST COMPILE WITH
- flex -PPartnParser -opartnlexer.cc partn.l
- (or equivalent).
-*/
-
-%{
-/*
- * AT&T lex can't handle this lexer due to lex bugs. It works with flex
- * 2.3.7, pclex 2.0.5, and MKS lex 3.1a.
- */
-
- #include "parse_partn.h"
- #include <string.h>
-
-
-
-#include "partn.tab.cc.h"
-
-/*
- Some includes that flex doesn't include as standard,
- but which are needed.
-*/
-
-#include <stdlib.h>
-#include <string.h>
-
-
-// Prevent flex from defining yywrap as extern "C"
-
-#define YY_SKIP_YYWRAP
-
-/* No lex lib, supply the yywrap fcn. that normally resides there
-*/
-
-int PartnParserwrap(){return(1);}
-
-extern int PartnParserdebug;
-
-
-/*
- These variables are used for error reporting:
- flex_partn_lineno : the line currently being parsed when the error occurs.
- flex_partn_ch : the character on the line where the error occurs
- flex_partn_linebuf : store the line for reporting.
-
- NOTE : 1) the fixed size flex_partn_linebuf buffer is dangerous.
- 2) You might get pointed to a place shortly after
- where the syntax error occurs. It is close enough
- for now.
-*/
-
-int flex_partn_lineno = 1;
-int flex_partn_ch = 0;
-char flex_partn_linebuf[20000];
-
-char *flex_partn_stringinput = NULL;
-int flex_partn_stringinput_ptr = 0;
-FILE *flex_partn_fileinput = NULL;
-int my_PartnParser_yyinput(char *buf, int max_size);
-
-
-
-void PartnParsererror(char *s){
- int i;
- fprintf(stderr,"On line %d, char %d: %s (token %s):\n%s\n",
- flex_partn_lineno, flex_partn_ch, s, PartnParsertext, flex_partn_linebuf );
- for(i=0;i<flex_partn_ch;i++){
- if(flex_partn_linebuf[i] == '\t'){
- fprintf(stderr,"\t");
- }else{
- fprintf(stderr," ");
- }
- }
- fprintf(stderr,"^\n");
- // fprintf(stderr,"%*s\n",1+flex_partn_ch,"^");
-}
-
-#undef YY_INPUT
-#define YY_INPUT(b, r, ms) (r = my_PartnParser_yyinput(b,ms))
-
-%}
- /* MKS needs the next line to increase the NFA table */
-%e 1200
-%option noyywrap
-
-%%
-
- /* literal keyword tokens */
-
- /*
- The actions associated with each text token are to
- keep track of the current location (for syntax error reporting)
- and to report any necessary info to the emf.y parse tree builder
-
- Its likely that there are a number of omissions, inconsistencies
- (some keywords do not need to be in caps), and relics
- (keywords such as BETWEEN, INDICATOR, etc., are not used
- in emf.y)
- This parser is somewhat of a work in progress.
- */
-
- /* Query keywords */
-
-HEX { flex_partn_ch+=PartnParserleng; return HEX_L;}
-LHEX { flex_partn_ch+=PartnParserleng; return LHEX_L;}
-IP_VAL { flex_partn_ch+=PartnParserleng; return IP_L;}
-
-
-
- /* punctuation */
-
-[;%&|!+*/:(),.\[\]$@#] { flex_partn_ch+=PartnParserleng; return yytext[0]; }
-"-" { flex_partn_ch+=PartnParserleng; return yytext[0]; }
-"~" { flex_partn_ch+=PartnParserleng; return yytext[0]; }
-
- /* names */
-
-[A-Za-z_][A-Za-z0-9_]* { flex_partn_ch+=PartnParserleng; PartnParserlval.strval = strdup(yytext); return NAME; }
-
- /* numbers */
-
-[0-9]+ |
-[0-9]+UL { flex_partn_ch+=PartnParserleng; PartnParserlval.strval = strdup(yytext); return INTNUM; }
-
-[0-9]+ULL { flex_partn_ch+=PartnParserleng; PartnParserlval.strval = strdup(yytext); return LONGINTNUM; }
-
-
- /* strings */
-
- /* */
- /* Newline : advance the error reporting line number */
- /* and grab the next line into flex_partn_linebuf */
- /* */
-
-\n.* {flex_partn_ch=0; flex_partn_lineno++;
- strcpy(flex_partn_linebuf,PartnParsertext+1);
- yyless(1);
- }
-
-[ \t\r]+ {flex_partn_ch+=PartnParserleng; } /* white space */
-
-"--".*$ {flex_partn_ch+=PartnParserleng; }; /* comment */
-"//".*$ {flex_partn_ch+=PartnParserleng; }; /* comment */
-
-.|\n {flex_partn_ch+=PartnParserleng; fprintf(stderr,"Warning: unknown token (ignored)\n"); PartnParsererror(yytext);}
-
-%%
-
-int my_PartnParser_yyinput(char *buf, int max_size){
- int c = 0;
- int inchar = 0;
-
- if(flex_partn_stringinput != NULL){
- while(c<max_size){
- if(flex_partn_stringinput[flex_partn_stringinput_ptr] != '\0'){
- buf[c++] = flex_partn_stringinput[flex_partn_stringinput_ptr++];
- }else{
- break;
- }
- }
- return(c);
- }
-
- if(flex_partn_fileinput != NULL){
- while(c < max_size){
- inchar = getc(flex_partn_fileinput);
- if(inchar != EOF){
- buf[c++] = inchar;
- }else{
- break;
- }
- }
- return(c);
- }
-
- return(0);
-}
-
-void PartnParser_setfileinput(FILE *f){
- PartnParserrestart(NULL);
-
- flex_partn_fileinput = f;
- flex_partn_stringinput = NULL;
- flex_partn_lineno = 1;
- flex_partn_ch = 0;
-}
-
-void PartnParser_setstringinput(char *s){
- PartnParserrestart(NULL);
-
- flex_partn_fileinput = NULL;
- flex_partn_stringinput = s;
- flex_partn_stringinput_ptr = 0;
- flex_partn_lineno = 1;
- flex_partn_ch = 0;
-}
-
-
-
-
+/* ------------------------------------------------\r
+Copyright 2014 AT&T Intellectual Property\r
+ Licensed under the Apache License, Version 2.0 (the "License");\r
+ you may not use this file except in compliance with the License.\r
+ You may obtain a copy of the License at\r
+\r
+ http://www.apache.org/licenses/LICENSE-2.0\r
+\r
+ Unless required by applicable law or agreed to in writing, software\r
+ distributed under the License is distributed on an "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ See the License for the specific language governing permissions and\r
+ limitations under the License.\r
+ ------------------------------------------- */\r
+\r
+\r
+/*\r
+ MUST COMPILE WITH\r
+ flex -PPartnParser -opartnlexer.cc partn.l\r
+ (or equivalent).\r
+*/ \r
+\r
+%{\r
+/*\r
+ * AT&T lex can't handle this lexer due to lex bugs. It works with flex\r
+ * 2.3.7, pclex 2.0.5, and MKS lex 3.1a.\r
+ */\r
+\r
+ #include "parse_partn.h"\r
+ #include <string.h>\r
+\r
+\r
+\r
+#include "partn.tab.cc.h"\r
+\r
+/*\r
+ Some includes that flex doesn't include as standard,\r
+ but which are needed.\r
+*/\r
+\r
+#include <stdlib.h>\r
+#include <string.h>\r
+\r
+\r
+// Prevent flex from defining yywrap as extern "C" \r
+\r
+#define YY_SKIP_YYWRAP\r
+\r
+/* No lex lib, supply the yywrap fcn. that normally resides there\r
+*/\r
+\r
+int PartnParserwrap(){return(1);}\r
+\r
+extern int PartnParserdebug;\r
+\r
+\r
+/*\r
+ These variables are used for error reporting:\r
+ flex_partn_lineno : the line currently being parsed when the error occurs.\r
+ flex_partn_ch : the character on the line where the error occurs\r
+ flex_partn_linebuf : store the line for reporting.\r
+\r
+ NOTE : 1) the fixed size flex_partn_linebuf buffer is dangerous.\r
+ 2) You might get pointed to a place shortly after\r
+ where the syntax error occurs. It is close enough\r
+ for now.\r
+*/\r
+\r
+int flex_partn_lineno = 1;\r
+int flex_partn_ch = 0;\r
+char flex_partn_linebuf[20000];\r
+\r
+char *flex_partn_stringinput = NULL;\r
+int flex_partn_stringinput_ptr = 0;\r
+FILE *flex_partn_fileinput = NULL;\r
+int my_PartnParser_yyinput(char *buf, int max_size);\r
+\r
+\r
+\r
+void PartnParsererror(char *s){\r
+ int i;\r
+ fprintf(stderr,"On line %d, char %d: %s (token %s):\n%s\n",\r
+ flex_partn_lineno, flex_partn_ch, s, PartnParsertext, flex_partn_linebuf );\r
+ for(i=0;i<flex_partn_ch;i++){\r
+ if(flex_partn_linebuf[i] == '\t'){\r
+ fprintf(stderr,"\t");\r
+ }else{\r
+ fprintf(stderr," ");\r
+ }\r
+ }\r
+ fprintf(stderr,"^\n");\r
+ // fprintf(stderr,"%*s\n",1+flex_partn_ch,"^");\r
+}\r
+\r
+#undef YY_INPUT\r
+#define YY_INPUT(b, r, ms) (r = my_PartnParser_yyinput(b,ms))\r
+\r
+%}\r
+ /* MKS needs the next line to increase the NFA table */\r
+%e 1200\r
+%option noyywrap\r
+\r
+%%\r
+\r
+ /* literal keyword tokens */\r
+\r
+ /*\r
+ The actions associated with each text token are to\r
+ keep track of the current location (for syntax error reporting)\r
+ and to report any necessary info to the emf.y parse tree builder\r
+\r
+ Its likely that there are a number of omissions, inconsistencies\r
+ (some keywords do not need to be in caps), and relics\r
+ (keywords such as BETWEEN, INDICATOR, etc., are not used\r
+ in emf.y)\r
+ This parser is somewhat of a work in progress.\r
+ */\r
+\r
+ /* Query keywords */\r
+\r
+HEX { flex_partn_ch+=PartnParserleng; return HEX_L;}\r
+LHEX { flex_partn_ch+=PartnParserleng; return LHEX_L;}\r
+IP_VAL { flex_partn_ch+=PartnParserleng; return IP_L;}\r
+\r
+\r
+\r
+ /* punctuation */\r
+\r
+[;%&|!+*/:(),.\[\]$@#] { flex_partn_ch+=PartnParserleng; return yytext[0]; }\r
+"-" { flex_partn_ch+=PartnParserleng; return yytext[0]; }\r
+"~" { flex_partn_ch+=PartnParserleng; return yytext[0]; }\r
+\r
+ /* names */\r
+\r
+[A-Za-z_][A-Za-z0-9_]* { flex_partn_ch+=PartnParserleng; PartnParserlval.strval = strdup(yytext); return NAME; }\r
+\r
+ /* numbers */\r
+\r
+[0-9]+ |\r
+[0-9]+UL { flex_partn_ch+=PartnParserleng; PartnParserlval.strval = strdup(yytext); return INTNUM; }\r
+\r
+[0-9]+ULL { flex_partn_ch+=PartnParserleng; PartnParserlval.strval = strdup(yytext); return LONGINTNUM; }\r
+\r
+\r
+ /* strings */\r
+\r
+ /* */\r
+ /* Newline : advance the error reporting line number */\r
+ /* and grab the next line into flex_partn_linebuf */\r
+ /* */\r
+\r
+\n.* {flex_partn_ch=0; flex_partn_lineno++;\r
+ strcpy(flex_partn_linebuf,PartnParsertext+1);\r
+ yyless(1);\r
+ }\r
+\r
+[ \t\r]+ {flex_partn_ch+=PartnParserleng; } /* white space */\r
+\r
+"--".*$ {flex_partn_ch+=PartnParserleng; }; /* comment */\r
+"//".*$ {flex_partn_ch+=PartnParserleng; }; /* comment */\r
+\r
+.|\n {flex_partn_ch+=PartnParserleng; fprintf(stderr,"Warning: unknown token (ignored)\n"); PartnParsererror(yytext);}\r
+\r
+%%\r
+\r
+int my_PartnParser_yyinput(char *buf, int max_size){\r
+ int c = 0;\r
+ int inchar = 0;\r
+ \r
+ if(flex_partn_stringinput != NULL){\r
+ while(c<max_size){\r
+ if(flex_partn_stringinput[flex_partn_stringinput_ptr] != '\0'){\r
+ buf[c++] = flex_partn_stringinput[flex_partn_stringinput_ptr++];\r
+ }else{\r
+ break;\r
+ }\r
+ }\r
+ return(c);\r
+ }\r
+ \r
+ if(flex_partn_fileinput != NULL){\r
+ while(c < max_size){\r
+ inchar = getc(flex_partn_fileinput);\r
+ if(inchar != EOF){\r
+ buf[c++] = inchar;\r
+ }else{\r
+ break;\r
+ }\r
+ }\r
+ return(c);\r
+ }\r
+ \r
+ return(0);\r
+}\r
+\r
+void PartnParser_setfileinput(FILE *f){\r
+ PartnParserrestart(NULL);\r
+\r
+ flex_partn_fileinput = f;\r
+ flex_partn_stringinput = NULL;\r
+ flex_partn_lineno = 1;\r
+ flex_partn_ch = 0;\r
+}\r
+\r
+void PartnParser_setstringinput(char *s){\r
+ PartnParserrestart(NULL);\r
+\r
+ flex_partn_fileinput = NULL;\r
+ flex_partn_stringinput = s;\r
+ flex_partn_stringinput_ptr = 0;\r
+ flex_partn_lineno = 1;\r
+ flex_partn_ch = 0;\r
+}\r
+ \r
+ \r
+\r
+\r
Code Review / com / gs-lite.git / blobdiff