Make all private routines in test_quota.c begin with "quota".

Fix a test_quota.c segfault when setting a zero-quota.

FossilOrigin-Name: c0d0fc3a1cca7ee28db8add745c71baf0545776c

manifest

@@ -1,8 +1,8 @@
 -----BEGIN PGP SIGNED MESSAGE-----
 Hash: SHA1
 
-C Add\sthe\ssqlite3_quota_dump\stest\scommand.\s\sAdd\sa\sdestructor\sargument\son\nthe\ssqlite3_quota_set()\sinterface.
-D 2010-09-01T14:35:49
+C Make\sall\sprivate\sroutines\sin\stest_quota.c\sbegin\swith\s"quota".\nFix\sa\stest_quota.c\ssegfault\swhen\ssetting\sa\szero-quota.
+D 2010-09-01T14:45:16
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in c599a15d268b1db2aeadea19df2adc3bf2eb6bee
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -211,7 +211,7 @@ F src/test_mutex.c ce06b59aca168cd8c520b77159a24352a7469bd3
 F src/test_onefile.c 40cf9e212a377a6511469384a64b01e6e34b2eec
 F src/test_osinst.c f408c6a181f2fb04c56273afd5c3e1e82f60392c
 F src/test_pcache.c 7bf828972ac0d2403f5cfa4cd14da41f8ebe73d8
-F src/test_quota.c 92015bbb781f58a7073d03a4faf9981e46d679c4
+F src/test_quota.c 8c28bb3f66a8bc90a458f16876ebaa89e4bbad3e
 F src/test_rtree.c e957a603a98871dcf005c1e96ae791cfe74eb7f6
 F src/test_schema.c 8c06ef9ddb240c7a0fcd31bc221a6a2aade58bf0
 F src/test_server.c bbba05c144b5fc4b52ff650a4328027b3fa5fcc6
@@ -565,7 +565,7 @@ F test/printf.test 05970cde31b1a9f54bd75af60597be75a5c54fea
 F test/progress.test 5b075c3c790c7b2a61419bc199db87aaf48b8301
 F test/ptrchng.test ef1aa72d6cf35a2bbd0869a649b744e9d84977fc
 F test/quick.test 1681febc928d686362d50057c642f77a02c62e57
-F test/quota.test e6ea65a69ab79e77a9945d97004204fd6d8c3d97
+F test/quota.test a2faf03b630bf9d6dc03d5f4cf18ddb7ef1b2372
 F test/quote.test 215897dbe8de1a6f701265836d6601cc6ed103e6
 F test/randexpr1.tcl 40dec52119ed3a2b8b2a773bce24b63a3a746459
 F test/randexpr1.test 1084050991e9ba22c1c10edd8d84673b501cc25a
@@ -856,14 +856,14 @@ F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
 F tool/vdbe-compress.tcl d70ea6d8a19e3571d7ab8c9b75cba86d1173ff0f
-P c1eec7dba698e5bad0870cb80079203f0fb89514
-R 5ccdd6b5ff8c4a7fd8c3537f33664271
+P 7a624b5ae2abff21bcbbb34af88d1c7656f3b729
+R 4041710572588b49cf8e3c314659cdde
 U drh
-Z 37a3d6817393597a2d599801ebf7d8b4
+Z c4eac6ed50191a086b6db4a1d87dd5c9
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-=vORW
+iD8DBQFMfmb+oxKgR168RlERAualAJ4oGP4giCs27HA69gTkp0EaPArqVwCdEPwb
+lAxAbOSJt/sYZvU7C3FlLw0=
+=nKqo
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manifest.uuid

@@ -1 +1 @@
-7a624b5ae2abff21bcbbb34af88d1c7656f3b729
+c0d0fc3a1cca7ee28db8add745c71baf0545776c

src/test_quota.c

@@ -178,7 +178,7 @@ static void quotaGroupDeref(quotaGroup *p){
 **     [^...]     Matches one character not in the enclosed list.
 **
 */
-static int strglob(const char *zGlob, const char *z){
+static int quotaStrglob(const char *zGlob, const char *z){
   int c, c2;
   int invert;
   int seen;
@@ -191,7 +191,7 @@ static int strglob(const char *zGlob, const char *z){
       if( c==0 ){
         return 1;
       }else if( c=='[' ){
-        while( *z && strglob(zGlob-1,z)==0 ){
+        while( *z && quotaStrglob(zGlob-1,z)==0 ){
           z++;
         }
         return (*z)!=0;
@@ -201,7 +201,7 @@ static int strglob(const char *zGlob, const char *z){
           c2 = *(z++);
           if( c2==0 ) return 0;
         }
-        if( strglob(zGlob,z) ) return 1;
+        if( quotaStrglob(zGlob,z) ) return 1;
       }
       return 0;
     }else if( c=='?' ){
@@ -249,7 +249,8 @@ static int strglob(const char *zGlob, const char *z){
 */
 static quotaGroup *quotaGroupFind(const char *zFilename){
   quotaGroup *p;
-  for(p=gQuota.pGroup; p && strglob(p->zPattern, zFilename)==0; p=p->pNext){}
+  for(p=gQuota.pGroup; p && quotaStrglob(p->zPattern, zFilename)==0;
+      p=p->pNext){}
   return p;
 }
 
@@ -661,8 +662,12 @@ int sqlite3_quota_set(
   while( pGroup && strcmp(pGroup->zPattern, zPattern)!=0 ){
     pGroup = pGroup->pNext;
   }
-  if( pGroup==0 && iLimit>0 ){
+  if( pGroup==0 ){
     int nPattern = strlen(zPattern);
+    if( iLimit<=0 ){
+      quotaLeave();
+      return SQLITE_OK;
+    }
     pGroup = sqlite3_malloc( sizeof(*pGroup) + nPattern + 1 );
     if( pGroup==0 ){
       quotaLeave();

test/quota.test

@@ -167,6 +167,18 @@ do_test quota-4.2 {
   sqlite3_quota_set *test.db 4096 {}
   quota_list
 } {*test.db}
+do_test quota-4.3 {
+  sqlite3_quota_set *test2.db 0 {}
+  quota_list
+} {*test.db}
+do_test quota-4.4 {
+  sqlite3_quota_set *test2.db 12345 {}
+  quota_list
+} {*test.db *test2.db}
+do_test quota-4.5 {
+  sqlite3_quota_set *test.db 0 {}
+  quota_list
+} {*test2.db}
 
 
 sqlite3_quota_shutdown