ENH: Initial import of java parser

Source/cmDependsJavaLexer.h

@@ -0,0 +1,318 @@
+#ifndef cmDependsJava_yyHEADER_H
+#define cmDependsJava_yyHEADER_H 1
+#define cmDependsJava_yyIN_HEADER 1
+
+#line 6 "cmDependsJavaLexer.h"
+
+#line 8 "cmDependsJavaLexer.h"
+
+#define  YY_INT_ALIGNED short int
+
+/* A lexical scanner generated by flex */
+
+#define FLEX_SCANNER
+#define YY_FLEX_MAJOR_VERSION 2
+#define YY_FLEX_MINOR_VERSION 5
+#define YY_FLEX_SUBMINOR_VERSION 31
+#if YY_FLEX_SUBMINOR_VERSION > 0
+#define FLEX_BETA
+#endif
+
+/* First, we deal with  platform-specific or compiler-specific issues. */
+
+/* begin standard C headers. */
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <stdlib.h>
+
+/* end standard C headers. */
+
+/* flex integer type definitions */
+
+#ifndef FLEXINT_H
+#define FLEXINT_H
+
+/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
+
+#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
+#include <inttypes.h>
+typedef int8_t flex_int8_t;
+typedef uint8_t flex_uint8_t;
+typedef int16_t flex_int16_t;
+typedef uint16_t flex_uint16_t;
+typedef int32_t flex_int32_t;
+typedef uint32_t flex_uint32_t;
+#else
+typedef signed char flex_int8_t;
+typedef short int flex_int16_t;
+typedef int flex_int32_t;
+typedef unsigned char flex_uint8_t; 
+typedef unsigned short int flex_uint16_t;
+typedef unsigned int flex_uint32_t;
+#endif /* ! C99 */
+
+/* Limits of integral types. */
+#ifndef INT8_MIN
+#define INT8_MIN               (-128)
+#endif
+#ifndef INT16_MIN
+#define INT16_MIN              (-32767-1)
+#endif
+#ifndef INT32_MIN
+#define INT32_MIN              (-2147483647-1)
+#endif
+#ifndef INT8_MAX
+#define INT8_MAX               (127)
+#endif
+#ifndef INT16_MAX
+#define INT16_MAX              (32767)
+#endif
+#ifndef INT32_MAX
+#define INT32_MAX              (2147483647)
+#endif
+#ifndef UINT8_MAX
+#define UINT8_MAX              (255U)
+#endif
+#ifndef UINT16_MAX
+#define UINT16_MAX             (65535U)
+#endif
+#ifndef UINT32_MAX
+#define UINT32_MAX             (4294967295U)
+#endif
+
+#endif /* ! FLEXINT_H */
+
+#ifdef __cplusplus
+
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else  /* ! __cplusplus */
+
+#if __STDC__
+
+#define YY_USE_CONST
+
+#endif  /* __STDC__ */
+#endif  /* ! __cplusplus */
+
+#ifdef YY_USE_CONST
+#define yyconst const
+#else
+#define yyconst
+#endif
+
+/* An opaque pointer. */
+#ifndef YY_TYPEDEF_YY_SCANNER_T
+#define YY_TYPEDEF_YY_SCANNER_T
+typedef void* yyscan_t;
+#endif
+
+/* For convenience, these vars (plus the bison vars far below)
+   are macros in the reentrant scanner. */
+#define yyin yyg->yyin_r
+#define yyout yyg->yyout_r
+#define yyextra yyg->yyextra_r
+#define yyleng yyg->yyleng_r
+#define yytext yyg->yytext_r
+#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
+#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
+#define yy_flex_debug yyg->yy_flex_debug_r
+
+int cmDependsJava_yylex_init (yyscan_t* scanner);
+
+#ifndef YY_TYPEDEF_YY_BUFFER_STATE
+#define YY_TYPEDEF_YY_BUFFER_STATE
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+#endif
+
+/* The following is because we cannot portably get our hands on size_t
+ * (without autoconf's help, which isn't available because we want
+ * flex-generated scanners to compile on their own).
+ */
+
+#ifndef YY_TYPEDEF_YY_SIZE_T
+#define YY_TYPEDEF_YY_SIZE_T
+typedef unsigned int yy_size_t;
+#endif
+
+#ifndef YY_STRUCT_YY_BUFFER_STATE
+#define YY_STRUCT_YY_BUFFER_STATE
+struct yy_buffer_state
+  {
+  FILE *yy_input_file;
+
+  char *yy_ch_buf;    /* input buffer */
+  char *yy_buf_pos;    /* current position in input buffer */
+
+  /* Size of input buffer in bytes, not including room for EOB
+   * characters.
+   */
+  yy_size_t yy_buf_size;
+
+  /* Number of characters read into yy_ch_buf, not including EOB
+   * characters.
+   */
+  int yy_n_chars;
+
+  /* Whether we "own" the buffer - i.e., we know we created it,
+   * and can realloc() it to grow it, and should free() it to
+   * delete it.
+   */
+  int yy_is_our_buffer;
+
+  /* Whether this is an "interactive" input source; if so, and
+   * if we're using stdio for input, then we want to use getc()
+   * instead of fread(), to make sure we stop fetching input after
+   * each newline.
+   */
+  int yy_is_interactive;
+
+  /* Whether we're considered to be at the beginning of a line.
+   * If so, '^' rules will be active on the next match, otherwise
+   * not.
+   */
+  int yy_at_bol;
+
+    int yy_bs_lineno; /**< The line count. */
+    int yy_bs_column; /**< The column count. */
+    
+  /* Whether to try to fill the input buffer when we reach the
+   * end of it.
+   */
+  int yy_fill_buffer;
+
+  int yy_buffer_status;
+
+  };
+#endif /* !YY_STRUCT_YY_BUFFER_STATE */
+
+void cmDependsJava_yyrestart (FILE *input_file ,yyscan_t yyscanner );
+void cmDependsJava_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
+YY_BUFFER_STATE cmDependsJava_yy_create_buffer (FILE *file,int size ,yyscan_t yyscanner );
+void cmDependsJava_yy_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void cmDependsJava_yy_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
+void cmDependsJava_yypush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
+void cmDependsJava_yypop_buffer_state (yyscan_t yyscanner );
+
+YY_BUFFER_STATE cmDependsJava_yy_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner );
+YY_BUFFER_STATE cmDependsJava_yy_scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
+YY_BUFFER_STATE cmDependsJava_yy_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner );
+
+void *cmDependsJava_yyalloc (yy_size_t ,yyscan_t yyscanner );
+void *cmDependsJava_yyrealloc (void *,yy_size_t ,yyscan_t yyscanner );
+void cmDependsJava_yyfree (void * ,yyscan_t yyscanner );
+
+/* Begin user sect3 */
+
+#define cmDependsJava_yywrap(n) 1
+#define YY_SKIP_YYWRAP
+
+#define yytext_ptr yytext_r
+
+#ifdef YY_HEADER_EXPORT_START_CONDITIONS
+#define INITIAL 0
+#define comment 1
+#define string 2
+
+#endif
+
+#ifndef YY_EXTRA_TYPE
+#define YY_EXTRA_TYPE void *
+#endif
+
+/* Accessor methods to globals.
+   These are made visible to non-reentrant scanners for convenience. */
+
+int cmDependsJava_yylex_destroy (yyscan_t yyscanner );
+
+int cmDependsJava_yyget_debug (yyscan_t yyscanner );
+
+void cmDependsJava_yyset_debug (int debug_flag ,yyscan_t yyscanner );
+
+YY_EXTRA_TYPE cmDependsJava_yyget_extra (yyscan_t yyscanner );
+
+void cmDependsJava_yyset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
+
+FILE *cmDependsJava_yyget_in (yyscan_t yyscanner );
+
+void cmDependsJava_yyset_in  (FILE * in_str ,yyscan_t yyscanner );
+
+FILE *cmDependsJava_yyget_out (yyscan_t yyscanner );
+
+void cmDependsJava_yyset_out  (FILE * out_str ,yyscan_t yyscanner );
+
+int cmDependsJava_yyget_leng (yyscan_t yyscanner );
+
+char *cmDependsJava_yyget_text (yyscan_t yyscanner );
+
+int cmDependsJava_yyget_lineno (yyscan_t yyscanner );
+
+void cmDependsJava_yyset_lineno (int line_number ,yyscan_t yyscanner );
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int cmDependsJava_yywrap (yyscan_t yyscanner );
+#else
+extern int cmDependsJava_yywrap (yyscan_t yyscanner );
+#endif
+#endif
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
+#endif
+
+#ifndef YY_NO_INPUT
+
+#endif
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#define YY_READ_BUF_SIZE 8192
+#endif
+
+/* Number of entries by which start-condition stack grows. */
+#ifndef YY_START_STACK_INCR
+#define YY_START_STACK_INCR 25
+#endif
+
+/* Default declaration of generated scanner - a define so the user can
+ * easily add parameters.
+ */
+#ifndef YY_DECL
+#define YY_DECL_IS_OURS 1
+
+extern int cmDependsJava_yylex (yyscan_t yyscanner);
+
+#define YY_DECL int cmDependsJava_yylex (yyscan_t yyscanner)
+#endif /* !YY_DECL */
+
+/* yy_get_previous_state - get the state just before the EOB char was reached */
+
+#undef YY_NEW_FILE
+#undef YY_FLUSH_BUFFER
+#undef yy_set_bol
+#undef yy_new_buffer
+#undef yy_set_interactive
+#undef yytext_ptr
+#undef YY_DO_BEFORE_ACTION
+
+#ifdef YY_DECL_IS_OURS
+#undef YY_DECL_IS_OURS
+#undef YY_DECL
+#endif
+#line 214 "cmDependsJavaLexer.in.l"
+
+
+#line 327 "cmDependsJavaLexer.h"
+#undef cmDependsJava_yyIN_HEADER
+#endif /* cmDependsJava_yyHEADER_H */

Source/cmDependsJavaLexer.in.l

@@ -0,0 +1,214 @@
+%{
+/*=========================================================================
+
+  Program:   CMake - Cross-Platform Makefile Generator
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+/*
+
+This file must be translated to C and modified to build everywhere.
+
+Run flex like this:
+
+  flex --prefix=cmDependsJava_yy --header-file=cmDependsJavaLexer.h -ocmDependsJavaLexer.cxx cmDependsJavaLexer.in.l
+
+Modify cmDependsJavaLexer.c:
+  - remove TABs
+  - remove "yyscanner" argument from these methods:
+      yy_fatal_error, yyalloc, yyrealloc, yyfree
+  - remove all YY_BREAK lines occurring right after return statements
+
+Modify cmDependsJavaLexer.h:
+  - remove TABs
+  - remove the yy_init_globals function
+  - remove the block that includes unistd.h
+
+*/
+
+#include "cmDependsJavaParserHelper.h"
+
+/* Disable some warnings.  */
+#if defined(_MSC_VER)
+# pragma warning ( disable : 4127 )
+# pragma warning ( disable : 4131 )
+# pragma warning ( disable : 4244 )
+# pragma warning ( disable : 4251 )
+# pragma warning ( disable : 4267 )
+# pragma warning ( disable : 4305 )
+# pragma warning ( disable : 4309 )
+# pragma warning ( disable : 4706 )
+# pragma warning ( disable : 4786 )
+#endif
+
+/* Disable features we do not need. */
+#define YY_NEVER_INTERACTIVE 1
+#define ECHO
+
+/* Replace the lexer input function.  */
+#undef YY_INPUT
+#define YY_INPUT(buf, result, max_size) \
+  { result = yyextra->LexInput(buf, max_size); }
+
+/* Include the set of tokens from the parser.  */
+#include "cmDependsJavaParserTokens.h"
+
+
+#if defined( _WIN32 ) && !defined( __CYGWIN__ )
+/* Handle Windows properly */
+#  include <io.h>
+#  define isatty _isatty
+#  define YY_NO_UNISTD_H 1
+#endif
+
+#define KEYWORD yylvalp->str = 0
+#define SYMBOL yylvalp->str = 0
+#define PRIMITIVE  yylvalp->str = 0
+
+/*--------------------------------------------------------------------------*/
+%}
+
+%option reentrant
+%option noyywrap
+%pointer
+
+%x comment
+%x string
+
+%%
+"/*" { BEGIN(comment); }
+<comment>"*/" { BEGIN(INITIAL); }
+<comment>.|\n {}
+
+\" { BEGIN(string); }
+<string>\" { BEGIN(INITIAL); return STRINGLITERAL; }
+<string>. {}
+
+abstract { KEYWORD; return ABSTRACT; }
+assert { KEYWORD; return ASSERT; }
+boolean { KEYWORD; return BOOLEAN; }
+break { KEYWORD; return BREAK; }
+byte { KEYWORD; return BYTE; }
+case { KEYWORD; return CASE; }
+catch { KEYWORD; return CATCH; }
+char { KEYWORD; return CHAR; }
+class { KEYWORD; return CLASS; }
+continue { KEYWORD; return CONTINUE; }
+default { KEYWORD; return DEFAULT; }
+do { KEYWORD; return DO; }
+double { KEYWORD; return DOUBLE; }
+else { KEYWORD; return ELSE; }
+extends { KEYWORD; return EXTENDS; }
+final { KEYWORD; return FINAL; }
+finally { KEYWORD; return FINALLY; }
+float { KEYWORD; return FLOAT; }
+for { KEYWORD; return FOR; }
+if { KEYWORD; return IF; }
+implements { KEYWORD; return IMPLEMENTS; }
+import { KEYWORD; return IMPORT; }
+instanceof { KEYWORD; return INSTANCEOF; }
+int { KEYWORD; return INT; }
+interface { KEYWORD; return INTERFACE; }
+long { KEYWORD; return LONG; }
+native { KEYWORD; return NATIVE; }
+new { KEYWORD; return NEW; }
+package { KEYWORD; return PACKAGE; }
+private { KEYWORD; return PRIVATE; }
+protected { KEYWORD; return PROTECTED; }
+public { KEYWORD; return PUBLIC; }
+return { KEYWORD; return RETURN; }
+short { KEYWORD; return SHORT; }
+static { KEYWORD; return STATIC; }
+strictfp { KEYWORD; return STRICTFP; }
+super { KEYWORD; return SUPER; }
+switch { KEYWORD; return SWITCH; }
+synchronized { KEYWORD; return SYNCHRONIZED; }
+this { KEYWORD; return THIS; }
+throw { KEYWORD; return THROW; }
+throws { KEYWORD; return THROWS; }
+transient { KEYWORD; return TRANSIENT; }
+try { KEYWORD; return TRY; }
+void { KEYWORD; return VOID; }
+volatile { KEYWORD; return VOLATILE; }
+while { KEYWORD; return WHILE; }
+
+(true|false) { PRIMITIVE; return BOOLEANLITERAL; }
+\'([^\\]|\\.|\\u[0-9a-fA-F]*|\\[0-7]*)\' { PRIMITIVE; return CHARACTERLITERAL; }
+(0|[0-9]+)[lL]? { PRIMITIVE; return DECIMALINTEGERLITERAL; }
+([0-9]+\.[0-9]*|\.[0-9]+|[0-9]+)([eE][+\-]?[0-9]+)?[fFdD]? { PRIMITIVE; return FLOATINGPOINTLITERAL; }
+0[xX][0-9a-fA-F]+[lL]? { PRIMITIVE; return HEXINTEGERLITERAL; }
+null { PRIMITIVE; return NULLLITERAL; }
+
+"&" { SYMBOL; return AND; }
+"&&" { SYMBOL; return ANDAND; }
+"&=" { SYMBOL; return ANDEQUALS; }
+"\]" { SYMBOL; return BRACKETEND; }
+"\[" { SYMBOL; return BRACKETSTART; }
+"\^" { SYMBOL; return CARROT; }
+"\^=" { SYMBOL; return CARROTEQUALS; }
+":" { SYMBOL; return COLON; }
+"," { SYMBOL; return COMMA; }
+"}" { SYMBOL; return CURLYEND; }
+"{" { SYMBOL; return CURLYSTART; }
+"/" { SYMBOL; return DIVIDE; }
+"/=" { SYMBOL; return DIVIDEEQUALS; }
+"\$" { SYMBOL; return DOLLAR; }
+"\." { SYMBOL; return DOT; }
+"=" { SYMBOL; return EQUALS; }
+"==" { SYMBOL; return EQUALSEQUALS; }
+"\!" { SYMBOL; return EXCLAMATION; }
+"\!=" { SYMBOL; return EXCLAMATIONEQUALS; }
+">" { SYMBOL; return GREATER; }
+">=" { SYMBOL; return GTEQUALS; }
+">>" { SYMBOL; return GTGT; }
+">>=" { SYMBOL; return GTGTEQUALS; }
+">>>" { SYMBOL; return GTGTGT; }
+">>>=" { SYMBOL; return GTGTGTEQUALS; }
+"<<=" { SYMBOL; return LESLESEQUALS; }
+"<" { SYMBOL; return LESSTHAN; }
+"<=" { SYMBOL; return LTEQUALS; }
+"<<" { SYMBOL; return LTLT; }
+"-" { SYMBOL; return MINUS; }
+"-=" { SYMBOL; return MINUSEQUALS; }
+"--" { SYMBOL; return MINUSMINUS; }
+"\)" { SYMBOL; return PAREEND; }
+"\(" { SYMBOL; return PARESTART; }
+"%" { SYMBOL; return PERCENT; }
+"%=" { SYMBOL; return PERCENTEQUALS; }
+"\|" { SYMBOL; return PIPE; }
+"\|=" { SYMBOL; return PIPEEQUALS; }
+"\|\|" { SYMBOL; return PIPEPIPE; }
+"\+" { SYMBOL; return PLUS; }
+"\+=" { SYMBOL; return PLUSEQUALS; }
+"\+\+" { SYMBOL; return PLUSPLUS; }
+"\?" { SYMBOL; return QUESTION; }
+";" { SYMBOL; return SEMICOL; }
+"\~" { SYMBOL; return TILDE; }
+"\*" { SYMBOL; return TIMES; }
+"\*=" { SYMBOL; return TIMESEQUALS; }
+
+[a-z_A-Z][a-z_0-9A-Z]* { 
+  yyextra->AllocateParserType(yylvalp, yytext, strlen(yytext)); 
+  return NAME; 
+}
+
+\/\/.*\n { }
+[ \f\t\n\r] { }
+. 	{ 
+  std::cerr << "Unknown character: " << yytext[0] 
+    << " (" << (int)yytext[0] << ")" << std::endl; 
+  yyextra->Error("Unknown character"); 
+  return ERROR; 
+}
+
+%%