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Make sure filenames handed to the VFS by the fake_big_file test procedure

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are double-zero terminated.

FossilOrigin-Name: d0a868607e8f46941ece9f9d7b8ba220a7fb4e2b
This commit is contained in:
drh
2012-01-11 00:38:51 +00:00
parent c02a43afae
commit 69578ac481
3 changed files with 17 additions and 8 deletions
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11
src/test2.c
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@@ -537,6 +537,8 @@ static int fake_big_file(
int rc;
int n;
i64 offset;
char *zFile;
int nFile;
if( argc!=3 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" N-MEGABYTES FILE\"", 0);
@@ -545,17 +547,24 @@ static int fake_big_file(
if( Tcl_GetInt(interp, argv[1], &n) ) return TCL_ERROR;
pVfs = sqlite3_vfs_find(0);
rc = sqlite3OsOpenMalloc(pVfs, argv[2], &fd,
nFile = strlen(argv[2]);
zFile = sqlite3_malloc( nFile+2 );
if( zFile==0 ) return TCL_ERROR;
memcpy(zFile, argv[2], nFile+1);
zFile[nFile+1] = 0;
rc = sqlite3OsOpenMalloc(pVfs, zFile, &fd,
(SQLITE_OPEN_CREATE|SQLITE_OPEN_READWRITE|SQLITE_OPEN_MAIN_DB), 0
);
if( rc ){
Tcl_AppendResult(interp, "open failed: ", errorName(rc), 0);
sqlite3_free(zFile);
return TCL_ERROR;
}
offset = n;
offset *= 1024*1024;
rc = sqlite3OsWrite(fd, "Hello, World!", 14, offset);
sqlite3OsCloseFree(fd);
sqlite3_free(zFile);
if( rc ){
Tcl_AppendResult(interp, "write failed: ", errorName(rc), 0);
return TCL_ERROR;