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Move the sqlite3MinimumFileFormat() routine from build.c over to alter.c

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since alter.c is the only code that uses it.  Additional changes and
cleanup to build.c to facility coverage testing. (CVS 6630)

FossilOrigin-Name: 6fe3750a30ab432ed476c2ae6b58972187abc624
This commit is contained in:
drh
2009-05-12 17:46:53 +00:00
parent b25a9f4618
commit d300171150
4 changed files with 125 additions and 81 deletions
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27
src/alter.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that used to generate VDBE code
** that implements the ALTER TABLE command.
**
** $Id: alter.c,v 1.57 2009/04/16 16:30:18 drh Exp $
** $Id: alter.c,v 1.58 2009/05/12 17:46:54 drh Exp $
*/
#include "sqliteInt.h"
@@ -426,6 +426,31 @@ exit_rename_table:
}
/*
** Generate code to make sure the file format number is at least minFormat.
** The generated code will increase the file format number if necessary.
*/
void sqlite3MinimumFileFormat(Parse *pParse, int iDb, int minFormat){
Vdbe *v;
v = sqlite3GetVdbe(pParse);
/* The VDBE should have been allocated before this routine is called.
** If that allocation failed, we would have quit before reaching this
** point */
if( ALWAYS(v) ){
int r1 = sqlite3GetTempReg(pParse);
int r2 = sqlite3GetTempReg(pParse);
int j1;
sqlite3VdbeAddOp3(v, OP_ReadCookie, iDb, r1, 1);
sqlite3VdbeUsesBtree(v, iDb);
sqlite3VdbeAddOp2(v, OP_Integer, minFormat, r2);
j1 = sqlite3VdbeAddOp3(v, OP_Ge, r2, 0, r1);
sqlite3VdbeAddOp3(v, OP_SetCookie, iDb, 1, r2);
sqlite3VdbeJumpHere(v, j1);
sqlite3ReleaseTempReg(pParse, r1);
sqlite3ReleaseTempReg(pParse, r2);
}
}
/*
** This function is called after an "ALTER TABLE ... ADD" statement
** has been parsed. Argument pColDef contains the text of the new