source clean up. Fix compiler warning, removed unused variables, etc.

[xboard.git] / winboard / parser.c

diff --git a/winboard/parser.c b/winboard/parser.c
index ff36db3..ad2369e 100644 (file)
--- a/winboard/parser.c
+++ b/winboard/parser.c
@@ -9,7 +9,6 @@
 #define YY_FLEX_MINOR_VERSION 5
 
 #include <stdio.h>
-#include <errno.h>
 
 /* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
 #ifdef c_plusplus
@@ -22,9 +21,7 @@
 #ifdef __cplusplus
 
 #include <stdlib.h>
-#ifndef _WIN32
 #include <unistd.h>
-#endif
 
 /* Use prototypes in function declarations. */
 #define YY_USE_PROTOS
@@ -64,7 +61,6 @@
 #define YY_PROTO(proto) ()
 #endif
 
-
 /* Returned upon end-of-file. */
 #define YY_NULL 0
 
@@ -1974,20 +1970,9 @@ YY_MALLOC_DECL
                        YY_FATAL_ERROR( "input in flex scanner failed" ); \
                result = n; \
                } \
-       else \
-               { \
-               errno=0; \
-               while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
-                       { \
-                       if( errno != EINTR) \
-                               { \
-                               YY_FATAL_ERROR( "input in flex scanner failed" ); \
-                               break; \
-                               } \
-                       errno=0; \
-                       clearerr(yyin); \
-                       } \
-               }
+       else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
+                 && ferror( yyin ) ) \
+               YY_FATAL_ERROR( "input in flex scanner failed" );
 #endif
 
 /* No semi-colon after return; correct usage is to write "yyterminate();" -
@@ -3549,15 +3534,11 @@ YY_BUFFER_STATE b;
        }
 
 
-#ifndef _WIN32
-#include <unistd.h>
-#else
 #ifndef YY_ALWAYS_INTERACTIVE
 #ifndef YY_NEVER_INTERACTIVE
 extern int isatty YY_PROTO(( int ));
 #endif
 #endif
-#endif
 
 #ifdef YY_USE_PROTOS
 void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )