flex on linux

git-svn-id: file:///svn/unbound/trunk@1548 be551aaa-1e26-0410-a405-d3ace91eadb9

diff --git a/util/configlexer.c b/util/configlexer.c
index f08cc4ad8988dc47b01e0412d7cf96f6cf4d71b1..d178422bfb557061d391e7ad812ad12ba5c5aeb3 100644 (file)
--- a/util/configlexer.c
+++ b/util/configlexer.c
@@ -10,7 +10,7 @@
 #define FLEX_SCANNER
 #define YY_FLEX_MAJOR_VERSION 2
 #define YY_FLEX_MINOR_VERSION 5
-#define YY_FLEX_SUBMINOR_VERSION 33
+#define YY_FLEX_SUBMINOR_VERSION 35
 #if YY_FLEX_SUBMINOR_VERSION > 0
 #define FLEX_BETA
 #endif
@@ -32,7 +32,7 @@
 
 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
 
-#if __STDC_VERSION__ >= 199901L
+#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
 
 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
  * if you want the limit (max/min) macros for int types. 
@@ -95,11 +95,12 @@ typedef unsigned int flex_uint32_t;
 
 #else  /* ! __cplusplus */
 
-#ifdef __STDC__
+/* C99 requires __STDC__ to be defined as 1. */
+#if defined (__STDC__)
 
 #define YY_USE_CONST
 
-#endif /* __STDC__ */
+#endif /* defined (__STDC__) */
 #endif /* ! __cplusplus */
 
 #ifdef YY_USE_CONST
@@ -179,14 +180,9 @@ extern FILE *yyin, *yyout;
 
 #define unput(c) yyunput( c, (yytext_ptr)  )
 
-/* 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;
+typedef size_t yy_size_t;
 #endif
 
 #ifndef YY_STRUCT_YY_BUFFER_STATE
@@ -1396,7 +1392,7 @@ static void config_end_include(void)
 #define YY_NO_INPUT 1
 #endif
 
-#line 1398 "<stdout>"
+#line 1394 "<stdout>"
 
 #define INITIAL 0
 #define quotedstring 1
@@ -1419,6 +1415,35 @@ static void config_end_include(void)
 
 static int yy_init_globals (void );
 
+/* Accessor methods to globals.
+   These are made visible to non-reentrant scanners for convenience. */
+
+int yylex_destroy (void );
+
+int yyget_debug (void );
+
+void yyset_debug (int debug_flag  );
+
+YY_EXTRA_TYPE yyget_extra (void );
+
+void yyset_extra (YY_EXTRA_TYPE user_defined  );
+
+FILE *yyget_in (void );
+
+void yyset_in  (FILE * in_str  );
+
+FILE *yyget_out (void );
+
+void yyset_out  (FILE * out_str  );
+
+int yyget_leng (void );
+
+char *yyget_text (void );
+
+int yyget_lineno (void );
+
+void yyset_lineno (int line_number  );
+
 /* Macros after this point can all be overridden by user definitions in
  * section 1.
  */
@@ -1459,7 +1484,7 @@ static int input (void );
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
+#define ECHO fwrite( yytext, yyleng, 1, yyout )
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -1470,7 +1495,7 @@ static int input (void );
        if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
                { \
                int c = '*'; \
-               size_t n; \
+               unsigned n; \
                for ( n = 0; n < max_size && \
                             (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
                        buf[n] = (char) c; \
@@ -1554,7 +1579,7 @@ YY_DECL
     
 #line 120 "util/configlexer.lex"
 
-#line 1556 "<stdout>"
+#line 1581 "<stdout>"
 
        if ( !(yy_init) )
                {
@@ -2312,7 +2337,7 @@ YY_RULE_SETUP
 #line 312 "util/configlexer.lex"
 ECHO;
        YY_BREAK
-#line 2314 "<stdout>"
+#line 2339 "<stdout>"
 
        case YY_END_OF_BUFFER:
                {
@@ -2541,7 +2566,7 @@ static int yy_get_next_buffer (void)
 
                /* Read in more data. */
                YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
-                       (yy_n_chars), num_to_read );
+                       (yy_n_chars), (size_t) num_to_read );
 
                YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
                }
@@ -2565,6 +2590,14 @@ static int yy_get_next_buffer (void)
        else
                ret_val = EOB_ACT_CONTINUE_SCAN;
 
+       if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
+               /* Extend the array by 50%, plus the number we really need. */
+               yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
+               YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
+               if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+                       YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
+       }
+
        (yy_n_chars) += number_to_move;
        YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
        YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
@@ -2943,7 +2976,9 @@ static void yyensure_buffer_stack (void)
                (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
                                                                (num_to_alloc * sizeof(struct yy_buffer_state*)
                                                                );
-               
+               if ( ! (yy_buffer_stack) )
+                       YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
+                                                                 
                memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
                                
                (yy_buffer_stack_max) = num_to_alloc;
@@ -2961,6 +2996,8 @@ static void yyensure_buffer_stack (void)
                                                                ((yy_buffer_stack),
                                                                num_to_alloc * sizeof(struct yy_buffer_state*)
                                                                );
+               if ( ! (yy_buffer_stack) )
+                       YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
 
                /* zero only the new slots.*/
                memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
@@ -3005,7 +3042,7 @@ YY_BUFFER_STATE yy_scan_buffer  (char * base, yy_size_t  size )
 
 /** Setup the input buffer state to scan a string. The next call to yylex() will
  * scan from a @e copy of @a str.
- * @param str a NUL-terminated string to scan
+ * @param yystr a NUL-terminated string to scan
  * 
  * @return the newly allocated buffer state object.
  * @note If you want to scan bytes that may contain NUL values, then use