提交 23c4ace5 编写于 作者: J Josh Triplett

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: NJosh Triplett <josh@joshtriplett.org>
上级 0592e4c4
......@@ -18,7 +18,7 @@
* USA
*/
%option noyywrap nounput yylineno
%option noyywrap noinput nounput yylineno
%x INCLUDE
%x BYTESTRING
......
......@@ -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.
*/
......
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