Backports from sqlite lemon.

svn path=/trunk/; revision=47993

1 files changed, 11 insertions, 8 deletions

diff --git a/tools/lemon/lemon.c b/tools/lemon/lemon.c
index ae1731e928..a93a93b766 100644
--- a/tools/lemon/lemon.c
+++ b/tools/lemon/lemon.c
@@ -288,9 +288,10 @@ void ErrorMsg( const char *, int, const char *, ... );
 #endif
 
 /****** From the file "option.h" ******************************************/
+enum option_type { OPT_FLAG=1,  OPT_INT,  OPT_DBL,  OPT_STR,
+         OPT_FFLAG, OPT_FINT, OPT_FDBL, OPT_FSTR};
 struct s_options {
-  enum { OPT_FLAG=1,  OPT_INT,  OPT_DBL,  OPT_STR,
-         OPT_FFLAG, OPT_FINT, OPT_FDBL, OPT_FSTR} type;
+  enum option_type type;
   const char *label;
   char *arg;
   const char *message;
@@ -450,14 +451,16 @@ static void Action_add(struct action **app, enum e_action type, struct symbol *s
 ** The state of the yy_action table under construction is an instance of
 ** the following structure
 */
+struct lookahead_action {
+  int lookahead;             /* Value of the lookahead token */
+  int action;                /* Action to take on the given lookahead */
+};
 typedef struct acttab acttab;
 struct acttab {
   int nAction;                 /* Number of used slots in aAction[] */
   int nActionAlloc;            /* Slots allocated for aAction[] */
-  struct {
-    int lookahead;             /* Value of the lookahead token */
-    int action;                /* Action to take on the given lookahead */
-  } *aAction,                  /* The yy_action[] table under construction */
+  struct lookahead_action
+    *aAction,                  /* The yy_action[] table under construction */
     *aLookahead;               /* A single new transaction set */
   int mnLookahead;             /* Minimum aLookahead[].lookahead */
   int mnAction;                /* Action associated with mnLookahead */
@@ -491,7 +494,7 @@ static acttab *acttab_alloc(void){
 static void acttab_action(acttab *p, int lookahead, int action){
   if( p->nLookahead>=p->nLookaheadAlloc ){
     p->nLookaheadAlloc += 25;
-    p->aLookahead = realloc( p->aLookahead,
+    p->aLookahead = (struct lookahead_action *) realloc( p->aLookahead,
                              sizeof(p->aLookahead[0])*p->nLookaheadAlloc );
     if( p->aLookahead==0 ){
       fprintf(stderr,"malloc failed\n");
@@ -533,7 +536,7 @@ static int acttab_insert(acttab *p){
   if( p->nAction + n >= p->nActionAlloc ){
     int oldAlloc = p->nActionAlloc;
     p->nActionAlloc = p->nAction + n + p->nActionAlloc + 20;
-    p->aAction = realloc( p->aAction,
+    p->aAction = (struct lookahead_action *) realloc( p->aAction,
                           sizeof(p->aAction[0])*p->nActionAlloc);
     if( p->aAction==0 ){
       fprintf(stderr,"malloc failed\n");