From: drh <>
Date: Mon, 6 Dec 2021 16:36:37 +0000 (+0000)
Subject: In the shell tool, avoid modifying internal data structures until after the arguments... 
X-Git-Tag: version-3.37.1~12
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=764d1809ce1de85d77d9db6a23e4c4b40951c0ad;p=thirdparty%2Fsqlite.git

In the shell tool, avoid modifying internal data structures until after the arguments to ".open" have been parsed.

FossilOrigin-Name: cbd69ed8afd3facda39fe8c81a3e8e4a1928923bcfd93e99d1bb8b3868ef3e5b
---

diff --git a/manifest b/manifest
index f67fa04153..af75137a65 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Start\sa\snew\sbranch\son\swhich\sto\scherrypick\sfixes\sagainst\s3.37.0.
-D 2021-12-06T16:29:53.928
+C In\sthe\sshell\stool,\savoid\smodifying\sinternal\sdata\sstructures\suntil\safter\sthe\sarguments\sto\s".open"\shave\sbeen\sparsed.
+D 2021-12-06T16:36:37.667
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -551,7 +551,7 @@ F src/random.c 097dc8b31b8fba5a9aca1697aeb9fd82078ec91be734c16bffda620ced7ab83c
 F src/resolve.c 4a1db4aadd802683db40ca2dbbb268187bd195f10cbdb7206dbd8ac988795571
 F src/rowset.c ba9515a922af32abe1f7d39406b9d35730ed65efab9443dc5702693b60854c92
 F src/select.c a7a3d9f54eb24821ec5f67f2e5589b68a5d42d46fc5849d7376886777d93a85a
-F src/shell.c.in 975f268ef261773fcbed1e519dfa10c4f33e8b1cffc12120563e61857fff07c6
+F src/shell.c.in e7ee6517544d075d9f06ee2571567026b89cf9fbeef16a74918019b1cb425764
 F src/sqlite.h.in 5cd209ac7dc4180f0e19292846f40440b8488015849ca0110c70b906b57d68f0
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h 8ff2fd2c166150b2e48639f5e506fb44e29f1a3f65031710b9e89d1c126ac839
@@ -1933,10 +1933,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P bd41822c7424d393a30e92ff6cb254d25c26769889c1499a18a0b9339f5d6c8a
-R cdbd66aa01718c358cf2d24b75827502
-T *branch * branch-3.37
-T *sym-branch-3.37 *
-T -sym-trunk *
+P cea9e41aaee9b43496909fa2ba80dddaee1dd77d44bcb4d8d38034d1b003d762
+Q +fcc509d325dabe06275e7804183bb8b4ba6470a45b443bc8292eecd0974e6367
+R 29ff6f0ab37b56a9972cccaffdc627cd
 U drh
-Z 3234c55974413333201859e4e65b8d8f
+Z a94d193d2ea331fde75cdd8dc9044784
diff --git a/manifest.uuid b/manifest.uuid
index ca3d67c624..f72a3cbb67 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-cea9e41aaee9b43496909fa2ba80dddaee1dd77d44bcb4d8d38034d1b003d762
\ No newline at end of file
+cbd69ed8afd3facda39fe8c81a3e8e4a1928923bcfd93e99d1bb8b3868ef3e5b
\ No newline at end of file
diff --git a/src/shell.c.in b/src/shell.c.in
index b4b4e2fcce..72fe26339e 100644
--- a/src/shell.c.in
+++ b/src/shell.c.in
@@ -8941,16 +8941,8 @@ static int do_meta_command(char *zLine, ShellState *p){
     char *zNewFilename = 0;  /* Name of the database file to open */
     int iName = 1;           /* Index in azArg[] of the filename */
     int newFlag = 0;         /* True to delete file before opening */
-    /* Close the existing database */
-    session_close_all(p, -1);
-    close_db(p->db);
-    p->db = 0;
-    p->pAuxDb->zDbFilename = 0;
-    sqlite3_free(p->pAuxDb->zFreeOnClose);
-    p->pAuxDb->zFreeOnClose = 0;
-    p->openMode = SHELL_OPEN_UNSPEC;
-    p->openFlags = 0;
-    p->szMax = 0;
+    int openMode = SHELL_OPEN_UNSPEC;
+
     /* Check for command-line arguments */
     for(iName=1; iName<nArg; iName++){
       const char *z = azArg[iName];
@@ -8958,19 +8950,19 @@ static int do_meta_command(char *zLine, ShellState *p){
         newFlag = 1;
 #ifdef SQLITE_HAVE_ZLIB
       }else if( optionMatch(z, "zip") ){
-        p->openMode = SHELL_OPEN_ZIPFILE;
+        openMode = SHELL_OPEN_ZIPFILE;
 #endif
       }else if( optionMatch(z, "append") ){
-        p->openMode = SHELL_OPEN_APPENDVFS;
+        openMode = SHELL_OPEN_APPENDVFS;
       }else if( optionMatch(z, "readonly") ){
-        p->openMode = SHELL_OPEN_READONLY;
+        openMode = SHELL_OPEN_READONLY;
       }else if( optionMatch(z, "nofollow") ){
         p->openFlags |= SQLITE_OPEN_NOFOLLOW;
 #ifndef SQLITE_OMIT_DESERIALIZE
       }else if( optionMatch(z, "deserialize") ){
-        p->openMode = SHELL_OPEN_DESERIALIZE;
+        openMode = SHELL_OPEN_DESERIALIZE;
       }else if( optionMatch(z, "hexdb") ){
-        p->openMode = SHELL_OPEN_HEXDB;
+        openMode = SHELL_OPEN_HEXDB;
       }else if( optionMatch(z, "maxsize") && iName+1<nArg ){
         p->szMax = integerValue(azArg[++iName]);
 #endif /* SQLITE_OMIT_DESERIALIZE */
@@ -8986,6 +8978,18 @@ static int do_meta_command(char *zLine, ShellState *p){
         zNewFilename = sqlite3_mprintf("%s", z);
       }
     }
+
+    /* Close the existing database */
+    session_close_all(p, -1);
+    close_db(p->db);
+    p->db = 0;
+    p->pAuxDb->zDbFilename = 0;
+    sqlite3_free(p->pAuxDb->zFreeOnClose);
+    p->pAuxDb->zFreeOnClose = 0;
+    p->openMode = openMode;
+    p->openFlags = 0;
+    p->szMax = 0;
+
     /* If a filename is specified, try to open it first */
     if( zNewFilename || p->openMode==SHELL_OPEN_HEXDB ){
       if( newFlag && !p->bSafeMode ) shellDeleteFile(zNewFilename);