[PATCH 13/23] wmsun: Reduce scope of variables.

[Doug Torrance]

---
 wmsun/SunRise.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/wmsun/SunRise.c b/wmsun/SunRise.c
index 21ff9c9..5af0842 100644
--- a/wmsun/SunRise.c
+++ b/wmsun/SunRise.c
@@ -12,7 +12,7 @@ double    P2  = 6.283185307;
 
 int Interp(double ym, double y0, double yp, double *xe, double *ye, double 
*z1, double *z2, int *nz){
 
-    double     a, b, c, d, dx;
+    double     a, b, c, d;
 
     *nz = 0;
     a = 0.5*(ym+yp)-y0;
@@ -23,6 +23,8 @@ int Interp(double ym, double y0, double yp, double *xe, 
double *ye, double *z1,
     d = b*b - 4.0*a*c;
 
     if (d >= 0){
+       double dx;
+
        dx = 0.5*sqrt(d)/fabs(a);
        *z1 = *xe - dx;
        *z2 = *xe+dx;
@@ -38,7 +40,7 @@ int Interp(double ym, double y0, double yp, double *xe, 
double *ye, double *z1,
 
 void SunRise(int year, int month, int day, double LocalHour, double *UTRise, 
double *UTSet){
 
-    double     UT, ym, y0, yp, SinH0;
+    double     UT, ym, SinH0;
     double     xe, ye, z1, z2, SinH(), hour24();
     int                Rise, Set, nz;
 
@@ -53,6 +55,7 @@ void SunRise(int year, int month, int day, double LocalHour, 
double *UTRise, dou
     ym = SinH(year, month, day, UT-1.0) - SinH0;
 
     while ( (UT <= 24.0+TimeZone) ) {
+       double y0, yp;
 
        y0 = SinH(year, month, day, UT) - SinH0;
        yp = SinH(year, month, day, UT+1.0) - SinH0;
@@ -148,7 +151,7 @@ double jd(ny, nm, nd, UT)
 int ny, nm, nd;
 double UT;
 {
-        double A, B, C, D, JD, day;
+        double B, C, D, JD, day;
 
         day = nd + UT/24.0;
 
@@ -159,6 +162,8 @@ double UT;
         }
 
         if (((double)ny+nm/12.0+day/365.25)>=(1582.0+10.0/12.0+15.0/365.25)){
+                        double A;
+
                         A = ((int)(ny / 100.0));
                         B = 2.0 - A + (int)(A/4.0);
         }
-- 
2.1.4


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