-/* ------------------------------------------------
-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 -PxmlParser -oxmllexer.cc xml.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_fta.h"
- #include <string.h>
-
-
-
-#include "xml.tab.hh"
-
-/*
- 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 xmlParserwrap(){return(1);}
-
-extern int xmlParserdebug;
-
-
-/*
- These variables are used for error reporting:
- flex_xml_lineno : the line currently being parsed when the error occurs.
- flex_xml_ch : the character on the line where the error occurs
- flex_xml_linebuf : store the line for reporting.
-
- NOTE : 1) the fixed size flex_xml_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_xml_lineno = 1;
-int flex_xml_ch = 0;
-char flex_xml_linebuf[20000];
-
-char *flex_xml_stringinput = NULL;
-int flex_xml_stringinput_ptr = 0;
-FILE *flex_xml_fileinput = NULL;
-int my_xmlParser_yyinput(char *buf, int max_size);
-
-
-
-void xmlParsererror(char *s){
- int i;
- fprintf(stderr,"On line %d, char %d: %s (token %s):\n%s\n",
- flex_xml_lineno, flex_xml_ch, s, xmlParsertext, flex_xml_linebuf );
- for(i=0;i<flex_xml_ch;i++){
- if(flex_xml_linebuf[i] == '\t'){
- fprintf(stderr,"\t");
- }else{
- fprintf(stderr," ");
- }
- }
- fprintf(stderr,"^\n");
- // fprintf(stderr,"%*s\n",1+flex_xml_ch,"^");
-}
-
-#undef YY_INPUT
-#define YY_INPUT(b, r, ms) (r = my_xmlParser_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 */
-
-
-
-
-[<>=/] { flex_xml_ch+=xmlParserleng; return yytext[0]; }
-
- /* names */
-
-[A-Za-z_][A-Za-z0-9_:]* { flex_xml_ch+=xmlParserleng; xmlParserlval.strval = strdup(yytext); return NAME; }
-
-
- /* strings */
-
-\"[^\"\n]*\" {
-
- int c;
-
- xmlParserlval.strval = strdup(xmlParsertext+1);
-
- c = yyinput();
-
- unput(c); /* just peeking */
- if(c != '\'') {
- flex_xml_ch+=xmlParserleng;
- xmlParserlval.strval[xmlParserleng-2] = '\0';
- return STRING_TOKEN;
- } else
- yymore();
- }
-
-\"[^\"\n]*$ { flex_xml_ch+=xmlParserleng; xmlParsererror("Unterminated string"); }
-
- /* */
- /* Newline : advance the error reporting line number */
- /* and grab the next line into flex_xml_linebuf */
- /* */
-
-\n.* {flex_xml_ch=0; flex_xml_lineno++;
- strcpy(flex_xml_linebuf,xmlParsertext+1);
- yyless(1);
- }
-
-[ \t\r]+ {flex_xml_ch+=xmlParserleng; } /* white space */
-
-"--".*$ {flex_xml_ch+=xmlParserleng; }; /* comment */
-"//".*$ {flex_xml_ch+=xmlParserleng; }; /* comment */
-"<?xml".*$ {flex_xml_ch+=xmlParserleng; }; /* comment */
-
-.|\n {flex_xml_ch+=xmlParserleng; fprintf(stderr,"Warning: unknown token (ignored)\n"); xmlParsererror(yytext);}
-
-%%
-
-int my_xmlParser_yyinput(char *buf, int max_size){
- int c = 0;
- int inchar = 0;
-
- if(flex_xml_stringinput != NULL){
- while(c<max_size){
- if(flex_xml_stringinput[flex_xml_stringinput_ptr] != '\0'){
- buf[c++] = flex_xml_stringinput[flex_xml_stringinput_ptr++];
- }else{
- break;
- }
- }
- return(c);
- }
-
- if(flex_xml_fileinput != NULL){
- while(c < max_size){
- inchar = getc(flex_xml_fileinput);
- if(inchar != EOF){
- buf[c++] = inchar;
- }else{
- break;
- }
- }
- return(c);
- }
-
- return(0);
-}
-
-void xmlParser_setfileinput(FILE *f){
- xmlParserrestart(NULL);
-
- flex_xml_fileinput = f;
- flex_xml_stringinput = NULL;
- flex_xml_lineno = 1;
- flex_xml_ch = 0;
-}
-
-void xmlParser_setstringinput(char *s){
- xmlParserrestart(NULL);
-
- flex_xml_fileinput = NULL;
- flex_xml_stringinput = s;
- flex_xml_stringinput_ptr = 0;
- flex_xml_lineno = 1;
- flex_xml_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 -PxmlParser -oxmllexer.cc xml.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_fta.h"\r
+ #include <string.h>\r
+\r
+\r
+\r
+#include "xml.tab.hh"\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 xmlParserwrap(){return(1);}\r
+\r
+extern int xmlParserdebug;\r
+\r
+\r
+/*\r
+ These variables are used for error reporting:\r
+ flex_xml_lineno : the line currently being parsed when the error occurs.\r
+ flex_xml_ch : the character on the line where the error occurs\r
+ flex_xml_linebuf : store the line for reporting.\r
+\r
+ NOTE : 1) the fixed size flex_xml_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_xml_lineno = 1;\r
+int flex_xml_ch = 0;\r
+char flex_xml_linebuf[20000];\r
+\r
+char *flex_xml_stringinput = NULL;\r
+int flex_xml_stringinput_ptr = 0;\r
+FILE *flex_xml_fileinput = NULL;\r
+int my_xmlParser_yyinput(char *buf, int max_size);\r
+\r
+\r
+\r
+void xmlParsererror(char *s){\r
+ int i;\r
+ fprintf(stderr,"On line %d, char %d: %s (token %s):\n%s\n",\r
+ flex_xml_lineno, flex_xml_ch, s, xmlParsertext, flex_xml_linebuf );\r
+ for(i=0;i<flex_xml_ch;i++){\r
+ if(flex_xml_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_xml_ch,"^");\r
+}\r
+\r
+#undef YY_INPUT\r
+#define YY_INPUT(b, r, ms) (r = my_xmlParser_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
+\r
+\r
+\r
+[<>=/] { flex_xml_ch+=xmlParserleng; return yytext[0]; }\r
+\r
+ /* names */\r
+\r
+[A-Za-z_][A-Za-z0-9_:]* { flex_xml_ch+=xmlParserleng; xmlParserlval.strval = strdup(yytext); return NAME; }\r
+\r
+\r
+ /* strings */\r
+\r
+\"[^\"\n]*\" {\r
+ \r
+ int c;\r
+ \r
+ xmlParserlval.strval = strdup(xmlParsertext+1); \r
+\r
+ c = yyinput();\r
+\r
+ unput(c); /* just peeking */\r
+ if(c != '\'') {\r
+ flex_xml_ch+=xmlParserleng; \r
+ xmlParserlval.strval[xmlParserleng-2] = '\0';\r
+ return STRING_TOKEN;\r
+ } else\r
+ yymore();\r
+ }\r
+ \r
+\"[^\"\n]*$ { flex_xml_ch+=xmlParserleng; xmlParsererror("Unterminated string"); }\r
+\r
+ /* */\r
+ /* Newline : advance the error reporting line number */\r
+ /* and grab the next line into flex_xml_linebuf */\r
+ /* */\r
+\r
+\n.* {flex_xml_ch=0; flex_xml_lineno++;\r
+ strcpy(flex_xml_linebuf,xmlParsertext+1);\r
+ yyless(1);\r
+ }\r
+\r
+[ \t\r]+ {flex_xml_ch+=xmlParserleng; } /* white space */\r
+\r
+"--".*$ {flex_xml_ch+=xmlParserleng; }; /* comment */\r
+"//".*$ {flex_xml_ch+=xmlParserleng; }; /* comment */\r
+"<?xml".*$ {flex_xml_ch+=xmlParserleng; }; /* comment */\r
+\r
+.|\n {flex_xml_ch+=xmlParserleng; fprintf(stderr,"Warning: unknown token (ignored)\n"); xmlParsererror(yytext);}\r
+\r
+%%\r
+\r
+int my_xmlParser_yyinput(char *buf, int max_size){\r
+ int c = 0;\r
+ int inchar = 0;\r
+ \r
+ if(flex_xml_stringinput != NULL){\r
+ while(c<max_size){\r
+ if(flex_xml_stringinput[flex_xml_stringinput_ptr] != '\0'){\r
+ buf[c++] = flex_xml_stringinput[flex_xml_stringinput_ptr++];\r
+ }else{\r
+ break;\r
+ }\r
+ }\r
+ return(c);\r
+ }\r
+ \r
+ if(flex_xml_fileinput != NULL){\r
+ while(c < max_size){\r
+ inchar = getc(flex_xml_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 xmlParser_setfileinput(FILE *f){\r
+ xmlParserrestart(NULL);\r
+\r
+ flex_xml_fileinput = f;\r
+ flex_xml_stringinput = NULL;\r
+ flex_xml_lineno = 1;\r
+ flex_xml_ch = 0;\r
+}\r
+\r
+void xmlParser_setstringinput(char *s){\r
+ xmlParserrestart(NULL);\r
+\r
+ flex_xml_fileinput = NULL;\r
+ flex_xml_stringinput = s;\r
+ flex_xml_stringinput_ptr = 0;\r
+ flex_xml_lineno = 1;\r
+ flex_xml_ch = 0;\r
+}\r
+ \r
+ \r
+\r
+\r
+\r
Code Review / com / gs-lite.git / blobdiff