+++ /dev/null
-%{
-/*
- * SPDX-License-Identifier: MIT
- *
- * Copyright 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Common Trace Formal Lexer
- */
-
-#define BT_LOG_OUTPUT_LEVEL ctf_plugin_metadata_log_level
-#define BT_LOG_TAG "PLUGIN-CTF-METADATA-LEXER"
-#include "logging.h"
-
-#include <stdio.h>
-#include <ctype.h>
-#include "scanner.h"
-#include "parser-wrap.h"
-#include "ast.h"
-
-#define YY_FATAL_ERROR(_msg) BT_LOGF_STR(_msg)
-
-#define PARSE_INTEGER_LITERAL(base) \
- do { \
- errno = 0; \
- yylval->ull = strtoull(yytext, NULL, base); \
- if (errno) { \
- _BT_LOGE_APPEND_CAUSE_LINENO(yylineno, \
- "Cannot parser constant integer: " \
- "base=%d, text=\"%s\"", base, yytext); \
- return CTF_ERROR; \
- } \
- } while (0)
-%}
-
-%x comment_ml comment_sl string_lit char_const
-%option reentrant yylineno noyywrap bison-bridge
-%option extra-type="struct ctf_scanner *"
- /* bison-locations */
-INTEGER_SUFFIX (U|UL|ULL|LU|LLU|Ul|Ull|lU|llU|u|uL|uLL|Lu|LLu|ul|ull|lu|llu)
-DIGIT [0-9]
-NONDIGIT [a-zA-Z_]
-HEXDIGIT [0-9A-Fa-f]
-OCTALDIGIT [0-7]
-UCHARLOWERCASE \\u{HEXDIGIT}{4}
-UCHARUPPERCASE \\U{HEXDIGIT}{8}
-ID_NONDIGIT {NONDIGIT}|{UCHARLOWERCASE}|{UCHARUPPERCASE}
-IDENTIFIER {ID_NONDIGIT}({ID_NONDIGIT}|{DIGIT})*
-%%
-
- /*
- * Using start conditions to deal with comments
- * and strings.
- */
-
-"/*" BEGIN(comment_ml);
-<comment_ml>[^*\n]* /* eat anything that's not a '*' */
-<comment_ml>"*"+[^*/\n]* /* eat up '*'s not followed by '/'s */
-<comment_ml>\n
-<comment_ml>"*"+"/" BEGIN(INITIAL);
-
-"//"[^\n]*\n /* skip comment */
-
-L?\"(\\.|[^\\"])*\" { if (import_string(yyextra, yylval, yytext, '\"') < 0) return CTF_ERROR; else return CTF_STRING_LITERAL; }
-L?\'(\\.|[^\\'])*\' { if (import_string(yyextra, yylval, yytext, '\'') < 0) return CTF_ERROR; else return CTF_CHARACTER_LITERAL; }
-
-"[" return CTF_LSBRAC;
-"]" return CTF_RSBRAC;
-"(" return CTF_LPAREN;
-")" return CTF_RPAREN;
-"{" return CTF_LBRAC;
-"}" return CTF_RBRAC;
-"->" return CTF_RARROW;
-"*" return CTF_STAR;
-"+" return CTF_PLUS;
-"-" return CTF_MINUS;
-"<" return CTF_LT;
-">" return CTF_GT;
-:= return CTF_TYPEASSIGN;
-: return CTF_COLON;
-; return CTF_SEMICOLON;
-"..." return CTF_DOTDOTDOT;
-"." return CTF_DOT;
-= return CTF_EQUAL;
-"," return CTF_COMMA;
-align setstring(yyextra, yylval, yytext); return CTF_TOK_ALIGN;
-const setstring(yyextra, yylval, yytext); return CTF_CONST;
-char setstring(yyextra, yylval, yytext); return CTF_CHAR;
-clock setstring(yyextra, yylval, yytext); return CTF_CLOCK;
-double setstring(yyextra, yylval, yytext); return CTF_DOUBLE;
-enum setstring(yyextra, yylval, yytext); return CTF_ENUM;
-env setstring(yyextra, yylval, yytext); return CTF_ENV;
-event setstring(yyextra, yylval, yytext); return CTF_EVENT;
-floating_point setstring(yyextra, yylval, yytext); return CTF_FLOATING_POINT;
-float setstring(yyextra, yylval, yytext); return CTF_FLOAT;
-integer setstring(yyextra, yylval, yytext); return CTF_INTEGER;
-int setstring(yyextra, yylval, yytext); return CTF_INT;
-long setstring(yyextra, yylval, yytext); return CTF_LONG;
-short setstring(yyextra, yylval, yytext); return CTF_SHORT;
-signed setstring(yyextra, yylval, yytext); return CTF_SIGNED;
-stream setstring(yyextra, yylval, yytext); return CTF_STREAM;
-string setstring(yyextra, yylval, yytext); return CTF_STRING;
-struct setstring(yyextra, yylval, yytext); return CTF_STRUCT;
-trace setstring(yyextra, yylval, yytext); return CTF_TRACE;
-callsite setstring(yyextra, yylval, yytext); return CTF_CALLSITE;
-typealias setstring(yyextra, yylval, yytext); return CTF_TYPEALIAS;
-typedef setstring(yyextra, yylval, yytext); return CTF_TYPEDEF;
-unsigned setstring(yyextra, yylval, yytext); return CTF_UNSIGNED;
-variant setstring(yyextra, yylval, yytext); return CTF_VARIANT;
-void setstring(yyextra, yylval, yytext); return CTF_VOID;
-_Bool setstring(yyextra, yylval, yytext); return CTF_BOOL;
-_Complex setstring(yyextra, yylval, yytext); return CTF_COMPLEX;
-_Imaginary setstring(yyextra, yylval, yytext); return CTF_IMAGINARY;
-[1-9]{DIGIT}*{INTEGER_SUFFIX}? PARSE_INTEGER_LITERAL(10); return CTF_INTEGER_LITERAL;
-0{OCTALDIGIT}*{INTEGER_SUFFIX}? PARSE_INTEGER_LITERAL(8); return CTF_INTEGER_LITERAL;
-0[xX]{HEXDIGIT}+{INTEGER_SUFFIX}? PARSE_INTEGER_LITERAL(16); return CTF_INTEGER_LITERAL;
-
-{IDENTIFIER} BT_LOGT("Got identifier: id=\"%s\"", yytext); setstring(yyextra, yylval, yytext); if (is_type(yyextra, yytext)) return ID_TYPE; else return IDENTIFIER;
-[ \t\r\n] ; /* ignore */
-. _BT_LOGE_APPEND_CAUSE_LINENO(yylineno, "Invalid character: char=\"%c\", val=0x%02x", isprint((unsigned char) yytext[0]) ? yytext[0] : '\0', yytext[0]); return CTF_ERROR;
-%%
projects / babeltrace.git / blobdiff