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Bug fix in date/time computations. Ticket #1964.

Browse Source 
Some unrelated comment typos are also fixed and got accidently
checked in at the same time. (CVS 3396)

FossilOrigin-Name: c81eaa0dc9a327d222e066076c4a2da5e69d8c21
This commit is contained in:
drh
2006-09-08 12:27:36 +00:00
parent b3556f3d71
commit f11c34df74
5 changed files with 21 additions and 19 deletions
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7
src/date.c
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@@ -16,7 +16,7 @@
** sqlite3RegisterDateTimeFunctions() found at the bottom of the file.
** All other code has file scope.
**
** $Id: date.c,v 1.54 2006/01/31 20:49:13 drh Exp $
** $Id: date.c,v 1.55 2006/09/08 12:27:37 drh Exp $
**
** NOTES:
**
@@ -234,11 +234,11 @@ static void computeJD(DateTime *p){
X2 = 30.6001*(M+1);
p->rJD = X1 + X2 + D + B - 1524.5;
p->validJD = 1;
p->validYMD = 0;
if( p->validHMS ){
p->rJD += (p->h*3600.0 + p->m*60.0 + p->s)/86400.0;
if( p->validTZ ){
p->rJD -= p->tz*60/86400.0;
p->validYMD = 0;
p->validHMS = 0;
p->validTZ = 0;
}
@@ -357,6 +357,7 @@ static void computeYMD(DateTime *p){
static void computeHMS(DateTime *p){
int Z, s;
if( p->validHMS ) return;
computeJD(p);
Z = p->rJD + 0.5;
s = (p->rJD + 0.5 - Z)*86400000.0 + 0.5;
p->s = 0.001*s;
@@ -581,7 +582,7 @@ static int parseModifier(const char *zMod, DateTime *p){
if( z[0]=='-' ) tx.rJD = -tx.rJD;
computeJD(p);
clearYMD_HMS_TZ(p);
p->rJD += tx.rJD;
p->rJD += tx.rJD;
rc = 0;
break;
}