Commit 23c4ace5 authored by Josh Triplett's avatar Josh Triplett
Browse files

dtc: Set "noinput" in the lexer to avoid an unused function 



Regenerate the corresponding generated lexer.

Regenerating the lexer with current flex also provides prototypes for
various yy* functions, making some -Wmissing-prototypes warnings go away
as well.

Signed-off-by: default avatarJosh Triplett <josh@joshtriplett.org>
parent 0592e4c4

scripts/dtc/dtc-lexer.l

+1 −1
Original line number Diff line number Diff line
@@ -18,7 +18,7 @@ 
 *                                                                   USA

 */



%option noyywrap nounput yylineno

%option noyywrap noinput nounput yylineno



%x INCLUDE

%x BYTESTRING

scripts/dtc/dtc-lexer.lex.c_shipped

+53 −16
Original line number Diff line number Diff line
@@ -9,7 +9,7 @@ 
#define FLEX_SCANNER

#define YY_FLEX_MAJOR_VERSION 2

#define YY_FLEX_MINOR_VERSION 5

#define YY_FLEX_SUBMINOR_VERSION 34

#define YY_FLEX_SUBMINOR_VERSION 35

#if YY_FLEX_SUBMINOR_VERSION > 0

#define FLEX_BETA

#endif
@@ -54,7 +54,6 @@ 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
@@ -85,6 +84,8 @@ typedef unsigned int flex_uint32_t; 
#define UINT32_MAX             (4294967295U)

#endif



#endif /* ! C99 */



#endif /* ! FLEXINT_H */



#ifdef __cplusplus
@@ -141,7 +142,15 @@ typedef unsigned int flex_uint32_t; 


/* Size of default input buffer. */

#ifndef YY_BUF_SIZE

#ifdef __ia64__

/* On IA-64, the buffer size is 16k, not 8k.

 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.

 * Ditto for the __ia64__ case accordingly.

 */

#define YY_BUF_SIZE 32768

#else

#define YY_BUF_SIZE 16384

#endif /* __ia64__ */

#endif



/* The state buf must be large enough to hold one state per character in the main buffer.
@@ -192,13 +201,6 @@ 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).

 * Given that the standard has decreed that size_t exists since 1989,

 * I guess we can afford to depend on it. Manoj.

 */



#ifndef YY_TYPEDEF_YY_SIZE_T

#define YY_TYPEDEF_YY_SIZE_T

typedef size_t yy_size_t;
@@ -604,6 +606,7 @@ char *yytext; 
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307

 *                                                                   USA

 */

#define YY_NO_INPUT 1
@@ -634,7 +637,7 @@ static int dts_version; /* = 0 */ 


static void push_input_file(const char *filename);

static int pop_input_file(void);

#line 638 "dtc-lexer.lex.c"

#line 641 "dtc-lexer.lex.c"



#define INITIAL 0

#define INCLUDE 1
@@ -656,6 +659,35 @@ static int pop_input_file(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.

 */
@@ -688,7 +720,12 @@ static int input (void ); 


/* Amount of stuff to slurp up with each read. */

#ifndef YY_READ_BUF_SIZE

#ifdef __ia64__

/* On IA-64, the buffer size is 16k, not 8k */

#define YY_READ_BUF_SIZE 16384

#else

#define YY_READ_BUF_SIZE 8192

#endif /* __ia64__ */

#endif



/* Copy whatever the last rule matched to the standard output. */
@@ -696,7 +733,7 @@ static int input (void ); 
/* This used to be an fputs(), but since the string might contain NUL's,

 * we now use fwrite().

 */

#define ECHO fwrite( yytext, yyleng, 1, yyout )

#define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)

#endif



/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -707,7 +744,7 @@ static int input (void ); 
	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \

		{ \

		int c = '*'; \

		int n; \

		size_t n; \

		for ( n = 0; n < max_size && \

			     (c = getc( yyin )) != EOF && c != '\n'; ++n ) \

			buf[n] = (char) c; \
@@ -791,7 +828,7 @@ YY_DECL 
    

#line 64 "dtc-lexer.l"



#line 795 "dtc-lexer.lex.c"

#line 832 "dtc-lexer.lex.c"



	if ( !(yy_init) )

		{
@@ -1116,7 +1153,7 @@ YY_RULE_SETUP 
#line 222 "dtc-lexer.l"

ECHO;

	YY_BREAK

#line 1120 "dtc-lexer.lex.c"

#line 1157 "dtc-lexer.lex.c"



	case YY_END_OF_BUFFER:

		{
@@ -1840,8 +1877,8 @@ YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) 


/** Setup the input buffer state to scan the given bytes. The next call to yylex() will

 * scan from a @e copy of @a bytes.

 * @param bytes the byte buffer to scan

 * @param len the number of bytes in the buffer pointed to by @a bytes.

 * @param yybytes the byte buffer to scan

 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.

 * 

 * @return the newly allocated buffer state object.

 */