Fix minor compiler warnings.

FossilOrigin-Name: 139eecbe1b072711a36128f1eeb24fc3e3bacc1c

3 files changed, 9 insertions, 8 deletions

diff --git a/src/attach.c b/src/attach.c
index 7c546a5c1..7e6f7c1fb 100644
--- a/src/attach.c
+++ b/src/attach.c
@@ -72,7 +72,7 @@ static void attachFunc(
   const char *zFile;
   char *zPath = 0;
   char *zErr = 0;
-  int flags;
+  unsigned int flags;
   Db *aNew;
   char *zErrDyn = 0;
   sqlite3_vfs *pVfs;
diff --git a/src/main.c b/src/main.c
index adaa6c662..1515d7d2a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1817,13 +1817,13 @@ int sqlite3_limit(sqlite3 *db, int limitId, int newLimit){
 int sqlite3ParseUri(
   const char *zDefaultVfs,        /* VFS to use if no "vfs=xxx" query option */
   const char *zUri,               /* Nul-terminated URI to parse */
-  int *pFlags,                    /* IN/OUT: SQLITE_OPEN_XXX flags */
+  unsigned int *pFlags,           /* IN/OUT: SQLITE_OPEN_XXX flags */
   sqlite3_vfs **ppVfs,            /* OUT: VFS to use */ 
   char **pzFile,                  /* OUT: Filename component of URI */
   char **pzErrMsg                 /* OUT: Error message (if rc!=SQLITE_OK) */
 ){
   int rc = SQLITE_OK;
-  int flags = *pFlags;
+  unsigned int flags = *pFlags;
   const char *zVfs = zDefaultVfs;
   char *zFile;
   int nUri = sqlite3Strlen30(zUri);
@@ -1972,7 +1972,7 @@ int sqlite3ParseUri(
           int mode = 0;
           for(i=0; aMode[i].z; i++){
             const char *z = aMode[i].z;
-            if( nVal==strlen(z) && 0==memcmp(zVal, z, nVal) ){
+            if( nVal==sqlite3Strlen30(z) && 0==memcmp(zVal, z, nVal) ){
               mode = aMode[i].mode;
               break;
             }
@@ -2025,7 +2025,7 @@ int sqlite3ParseUri(
 static int openDatabase(
   const char *zFilename, /* Database filename UTF-8 encoded */
   sqlite3 **ppDb,        /* OUT: Returned database handle */
-  unsigned flags,        /* Operational flags */
+  unsigned int flags,    /* Operational flags */
   const char *zVfs       /* Name of the VFS to use */
 ){
   sqlite3 *db;                    /* Store allocated handle here */
@@ -2294,7 +2294,7 @@ int sqlite3_open_v2(
   int flags,              /* Flags */
   const char *zVfs        /* Name of VFS module to use */
 ){
-  return openDatabase(filename, ppDb, flags, zVfs);
+  return openDatabase(filename, ppDb, (unsigned int)flags, zVfs);
 }
 
 #ifndef SQLITE_OMIT_UTF16
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 72a96a601..4a3e45d7c 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -803,7 +803,7 @@ struct sqlite3 {
   int nDb;                      /* Number of backends currently in use */
   Db *aDb;                      /* All backends */
   int flags;                    /* Miscellaneous flags. See below */
-  int openFlags;                /* Flags passed to sqlite3_vfs.xOpen() */
+  unsigned int openFlags;       /* Flags passed to sqlite3_vfs.xOpen() */
   int errCode;                  /* Most recent error code (SQLITE_*) */
   int errMask;                  /* & result codes with this before returning */
   u8 autoCommit;                /* The auto-commit flag. */
@@ -2673,7 +2673,8 @@ void sqlite3AddColumnType(Parse*,Token*);
 void sqlite3AddDefaultValue(Parse*,ExprSpan*);
 void sqlite3AddCollateType(Parse*, Token*);
 void sqlite3EndTable(Parse*,Token*,Token*,Select*);
-int sqlite3ParseUri(const char*,const char*,int*,sqlite3_vfs**,char**,char **);
+int sqlite3ParseUri(const char*,const char*,unsigned int*,
+                    sqlite3_vfs**,char**,char **);
 
 Bitvec *sqlite3BitvecCreate(u32);
 int sqlite3BitvecTest(Bitvec*, u32);