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Attempt to silence harmless static analyzer warnings in Lemon and in the

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Lemon-generated parser.

FossilOrigin-Name: de8ce22a46c90afa5475cd24c28b7a82b26410dc72d662af2f9d9e5e528e0eec
This commit is contained in:
drh
2020-09-20 12:10:28 +00:00
parent 68cffa65fb
commit 79d9af960b
4 changed files with 19 additions and 16 deletions
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13
tool/lemon.c
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@ -1598,7 +1598,7 @@ static struct rule *Rule_sort(struct rule *rp){
while( rp ){
pNext = rp->next;
rp->next = 0;
for(i=0; i<sizeof(x)/sizeof(x[0]) && x[i]; i++){
for(i=0; i<sizeof(x)/sizeof(x[0])-1 && x[i]; i++){
rp = Rule_merge(x[i], rp);
x[i] = 0;
}
@ -3518,7 +3518,7 @@ PRIVATE char *pathsearch(char *argv0, char *name, int modemask)
{
const char *pathlist;
char *pathbufptr;
char *pathbuf;
char *pathbuf = 0;
char *path,*cp;
char c;
@ -3552,8 +3552,8 @@ PRIVATE char *pathsearch(char *argv0, char *name, int modemask)
else pathbuf = &cp[1];
if( access(path,modemask)==0 ) break;
}
free(pathbufptr);
}
free(pathbufptr);
}
return path;
}
@ -3637,6 +3637,7 @@ PRIVATE FILE *tplt_open(struct lemon *lemp)
char buf[1000];
FILE *in;
char *tpltname;
char *toFree = 0;
char *cp;
/* first, see if user specified a template filename on the command line. */
@ -3668,7 +3669,7 @@ PRIVATE FILE *tplt_open(struct lemon *lemp)
}else if( access(templatename,004)==0 ){
tpltname = templatename;
}else{
tpltname = pathsearch(lemp->argv0,templatename,0);
toFree = tpltname = pathsearch(lemp->argv0,templatename,0);
}
if( tpltname==0 ){
fprintf(stderr,"Can't find the parser driver template file \"%s\".\n",
@ -3678,10 +3679,10 @@ PRIVATE FILE *tplt_open(struct lemon *lemp)
}
in = fopen(tpltname,"rb");
if( in==0 ){
fprintf(stderr,"Can't open the template file \"%s\".\n",templatename);
fprintf(stderr,"Can't open the template file \"%s\".\n",tpltname);
lemp->errorcnt++;
return 0;
}
free(toFree);
return in;
}