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hput.c
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/*** File libwcs/hput.c
*** January 4, 2002
*** By Doug Mink, [email protected]
*** Harvard-Smithsonian Center for Astrophysics
*** Copyright (C) 1995-2002
*** Smithsonian Astrophysical Observatory, Cambridge, MA, USA
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Correspondence concerning WCSTools should be addressed as follows:
Internet email: [email protected]
Postal address: Doug Mink
Smithsonian Astrophysical Observatory
60 Garden St.
Cambridge, MA 02138 USA
* Module: hput.c (Put FITS Header parameter values)
* Purpose: Implant values for parameters into FITS header string
* Subroutine: hputi2 (hstring,keyword,ival) sets integer*2 ival
* Subroutine: hputi4 (hstring,keyword,ival) sets int ival
* Subroutine: hputr4 (hstring,keyword,rval) sets real*4 rval
* Subroutine: hputr8 (hstring,keyword,dval) sets real*8 dval
* Subroutine: hputnr8 (hstring,keyword,ndec,dval) sets real*8 dval
* Subroutine: hputra (hstring,keyword,lval) sets right ascension as string
* Subroutine: hputdec (hstring,keyword,lval) sets declination as string
* Subroutine: hputl (hstring,keyword,lval) sets logical lval
* Subroutine: hputs (hstring,keyword,cval) sets character string adding ''
* Subroutine: hputm (hstring,keyword,cval) sets multi-line character string
* Subroutine: hputc (hstring,keyword,cval) sets character string cval
* Subroutine: hdel (hstring,keyword) deletes entry for keyword keyword
* Subroutine: hadd (hplace,keyword) adds entry for keyword at hplace
* Subroutine: hchange (hstring,keyword1,keyword2) changes keyword for entry
* Subroutine: hputcom (hstring,keyword,comment) sets comment for parameter keyword
* Subroutine: ra2str (out, lstr, ra, ndec) converts RA from degrees to string
* Subroutine: dec2str (out, lstr, dec, ndec) converts Dec from degrees to string
* Subroutine: deg2str (out, lstr, deg, ndec) converts degrees to string
* Subroutine: num2str (out, num, field, ndec) converts number to string
* Subroutine: getltime () returns current local time as ISO-style string
* Subroutine: getutime () returns current UT as ISO-style string
*/
#include <sys/time.h>
#include <string.h> /* NULL, strlen, strstr, strcpy */
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "fitshead.h"
static int verbose = 0; /* Set to 1 to print error messages and other info */
/* HPUTI4 - Set int keyword = ival in FITS header string */
int hputi4(hstring, keyword, ival)
char *hstring; /* character string containing FITS-style header
information in the format
<keyword>= <value> {/ <comment>}
each entry is padded with spaces to 80 characters */
char *keyword; /* character string containing the name of the variable
to be returned. hput searches for a line beginning
with this string, and if there isn't one, creates one.
The first 8 characters of keyword must be unique. */
int ival; /* int number */
{
char value[30];
/* Translate value from binary to ASCII */
sprintf(value, "%d", ival);
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTI2 - Set short keyword = ival in FITS header string */
int hputi2(hstring, keyword, ival)
char *hstring; /* FITS header string */
char *keyword; /* Keyword name */
short ival; /* short number */
{
char value[30];
/* Translate value from binary to ASCII */
sprintf(value, "%d", ival);
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTR4 - Set float keyword = rval in FITS header string */
int hputr4(hstring, keyword, rval)
char *hstring; /* FITS header string */
char *keyword; /* Keyword name */
float rval; /* float number */
{
char value[30];
/* Translate value from binary to ASCII */
sprintf(value, "%f", rval);
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTR8 - Set double keyword = dval in FITS header string */
int hputr8(hstring, keyword, dval)
char *hstring; /* FITS header string */
char *keyword; /* Keyword name */
double dval; /* double number */
{
char value[30];
/* Translate value from binary to ASCII */
sprintf(value, "%g", dval);
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTNR8 - Set double keyword = dval in FITS header string */
int hputnr8(hstring, keyword, ndec, dval)
char *hstring; /* FITS header string */
char *keyword; /* Keyword name */
int ndec; /* Number of decimal places to print */
double dval; /* double number */
{
char value[30];
char format[8];
unsigned int i;
/* Translate value from binary to ASCII */
if (ndec < 0) {
sprintf(format, "%%.%dg", -ndec);
sprintf(value, format, dval);
for (i = 0; i < strlen(value); i++)
if (value[i] == 'e')
value[i] = 'E';
} else {
sprintf(format, "%%.%df", ndec);
sprintf(value, format, dval);
}
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTRA - Set double keyword = hh:mm:ss.sss in FITS header string */
int hputra(hstring, keyword, ra)
char *hstring; /* FITS header string */
char *keyword; /* Keyword name */
double ra; /* Right ascension in degrees */
{
char value[30];
/* Translate value from binary to ASCII */
ra2str(value, 30, ra, 3);
/* Put value into header string */
return (hputs(hstring, keyword, value));
}
/* HPUTDEC - Set double keyword = dd:mm:ss.sss in FITS header string */
int hputdec(hstring, keyword, dec)
char *hstring; /* FITS header string */
char *keyword; /* Keyword name */
double dec; /* Declination in degrees */
{
char value[30];
/* Translate value from binary to ASCII */
dec2str(value, 30, dec, 2);
/* Put value into header string */
return (hputs(hstring, keyword, value));
}
/* HPUTL - Set keyword = F if lval=0, else T, in FITS header string */
int hputl(hstring, keyword, lval)
char *hstring; /* FITS header */
char *keyword; /* Keyword name */
int lval; /* logical variable (0=false, else true) */
{
char value[8];
/* Translate value from binary to ASCII */
if (lval)
strcpy(value, "T");
else
strcpy(value, "F");
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTM - Set multi-line character string in FITS header string */
/* return number of keywords written */
int hputm(hstring, keyword, cval)
char *hstring; /* FITS header */
char *keyword; /* Keyword name root (6 characters or less) */
char *cval; /* character string containing the value for variable
keyword. trailing and leading blanks are removed. */
{
int lroot = 0, lcv, i, ii, nkw, lkw, lval;
int comment = 0;
char keyroot[8], newkey[12], *v, value[80];
char squot = 39;
/* If COMMENT or HISTORY, use the same keyword on every line */
lkw = strlen(keyword);
if (lkw == 7 && (strncmp(keyword, "COMMENT", 7) == 0 ||
strncmp(keyword, "HISTORY", 7) == 0))
comment = 1;
/* Set up keyword root, shortening it to 6 characters, if necessary */
else {
comment = 0;
strcpy(keyroot, keyword);
lroot = strlen(keyroot);
if (lroot > 6) {
keyroot[6] = (char) 0;
lroot = 6;
}
}
/* Write keyword value one line of up to 67 characters at a time */
ii = '1';
nkw = 0;
lcv = strlen(cval);
strcpy(newkey, keyroot);
strcat(newkey, "_");
newkey[lroot + 2] = (char) 0;
v = cval;
while (lcv > 0) {
if (lcv > 67)
lval = 67;
else
lval = lcv;
value[0] = squot;
for (i = 1; i <= lval; i++)
value[i] = *v++;
/* Pad short strings to 8 characters */
if (lval < 8) {
for (i = lval + 1; i < 9; i++)
value[i] = ' ';
lval = 8;
}
value[lval + 1] = squot;
value[lval + 2] = (char) 0;
/* Add this line to the header */
if (comment)
i = hputc(hstring, keyroot, value);
else {
newkey[lroot + 1] = ii;
ii++;
i = hputc(hstring, newkey, value);
}
if (i != 0)
return (i);
nkw++;
if (lcv > 67)
lcv = lcv - 67;
else
break;
}
return (nkw);
}
/* HPUTS - Set character string keyword = 'cval' in FITS header string */
int hputs(hstring, keyword, cval)
char *hstring; /* FITS header */
char *keyword; /* Keyword name */
char *cval; /* character string containing the value for variable
keyword. trailing and leading blanks are removed. */
{
char squot = 39;
char value[80];
int lcval, i, lkeyword;
/* If COMMENT or HISTORY, just add it as is */
lkeyword = strlen(keyword);
if (lkeyword == 7 && (strncmp(keyword, "COMMENT", 7) == 0 ||
strncmp(keyword, "HISTORY", 7) == 0))
return (hputc(hstring, keyword, cval));
/* find length of variable string */
lcval = strlen(cval);
if (lcval > 67)
lcval = 67;
/* Put single quote at start of string */
value[0] = squot;
strncpy(&value[1], cval, lcval);
/* If string is less than eight characters, pad it with spaces */
if (lcval < 8) {
for (i = lcval; i < 8; i++) {
value[i + 1] = ' ';
}
lcval = 8;
}
/* Add single quote and null to end of string */
value[lcval + 1] = squot;
value[lcval + 2] = (char) 0;
/* Put value into header string */
return (hputc(hstring, keyword, value));
}
/* HPUTC - Set character string keyword = value in FITS header string */
/* Return -1 if error, 0 if OK */
int hputc(hstring, keyword, value)
char *hstring;
char *keyword;
char *value; /* character string containing the value for variable
keyword. trailing and leading blanks are removed. */
{
char squot = 39;
char line[100];
char newcom[50];
char *v, *vp, *v1, *v2, *q1, *q2, *c1, *ve;
int lkeyword, lcom, lval, lc, lv1, lhead;
/* Find length of keyword, value, and header */
lkeyword = strlen(keyword);
lval = strlen(value);
lhead = gethlength(hstring);
/* If COMMENT or HISTORY, always add it just before the END */
if (lkeyword == 7 && (strncmp(keyword, "COMMENT", 7) == 0 ||
strncmp(keyword, "HISTORY", 7) == 0)) {
/* First look for blank lines before END */
v1 = blsearch(hstring, "END");
/* Otherwise, create a space for it at the end of the header */
if (v1 == NULL) {
/* Find end of header */
v1 = ksearch(hstring, "END");
v2 = v1 + 80;
/* If header length is exceeded, return error code */
if (v2 - hstring > lhead) {
return (-1);
}
/* Move END down 80 characters */
strncpy(v2, v1, 80);
} else
v2 = v1 + 80;
/* Insert keyword */
strncpy(v1, keyword, 7);
/* Pad with spaces */
for (vp = v1 + lkeyword; vp < v2; vp++)
*vp = ' ';
if (lval > 71)
lv1 = 71;
else
lv1 = lval;
/* Insert comment */
strncpy(v1 + 9, value, lv1);
return (0);
}
/* Otherwise search for keyword */
else
v1 = ksearch(hstring, keyword);
/* If parameter is not found, find a place to put it */
if (v1 == NULL) {
/* First look for blank lines before END */
v1 = blsearch(hstring, "END");
/* Otherwise, create a space for it at the end of the header */
if (v1 == NULL) {
ve = ksearch(hstring, "END");
v1 = ve;
v2 = v1 + 80;
/* If header length is exceeded, return error code */
if (v2 - hstring > lhead) {
return (-1);
}
strncpy(v2, ve, 80);
} else
v2 = v1 + 80;
lcom = 0;
newcom[0] = 0;
}
/* Otherwise, extract the entry for this keyword from the header */
else {
strncpy(line, v1, 80);
line[80] = 0;
v2 = v1 + 80;
/* check for quoted value */
q1 = strchr(line, squot);
if (q1 != NULL)
q2 = strchr(q1 + 1, squot);
else
q2 = line;
/* extract comment and remove trailing spaces */
c1 = strchr(q2, '/');
if (c1 != NULL) {
lcom = 80 - (c1 - line);
strncpy(newcom, c1 + 1, lcom);
vp = newcom + lcom - 1;
while (vp-- > newcom && *vp == ' ')
*vp = 0;
lcom = strlen(newcom);
} else {
newcom[0] = 0;
lcom = 0;
}
}
/* Fill new entry with spaces */
for (vp = v1; vp < v2; vp++)
*vp = ' ';
/* Copy keyword to new entry */
strncpy(v1, keyword, lkeyword);
/* Add parameter value in the appropriate place */
vp = v1 + 8;
*vp = '=';
vp = v1 + 9;
*vp = ' ';
vp = vp + 1;
if (*value == squot) {
strncpy(vp, value, lval);
if (lval + 12 > 31)
lc = lval + 12;
else
lc = 30;
} else {
vp = v1 + 30 - lval;
strncpy(vp, value, lval);
lc = 30;
}
/* Add comment in the appropriate place */
if (lcom > 0) {
if (lc + 2 + lcom > 80)
lcom = 78 - lc;
vp = v1 + lc + 2; /* Jul 16 1997: was vp = v1 + lc * 2 */
*vp = '/';
vp = vp + 1;
strncpy(vp, newcom, lcom);
for (v = vp + lcom; v < v2; v++)
*v = ' ';
}
if (verbose) {
if (lcom > 0)
fprintf(stderr, "HPUT: %s = %s / %s\n", keyword, value, newcom);
else
fprintf(stderr, "HPUT: %s = %s\n", keyword, value);
}
return (0);
}
/* HPUTCOM - Set comment for keyword or on line in FITS header string */
int hputcom(hstring, keyword, comment)
char *hstring;
char *keyword;
char *comment;
{
char squot;
char line[100];
int lkeyword, lcom, lhead, i, lblank;
char *vp, *v1, *v2, *c0 = NULL, *c1, *q1, *q2;
char *ksearch();
squot = 39;
/* Find length of variable name */
lkeyword = strlen(keyword);
lhead = gethlength(hstring);
lcom = strlen(comment);
/* If COMMENT or HISTORY, always add it just before the END */
if (lkeyword == 7 && (strncmp(keyword, "COMMENT", 7) == 0 ||
strncmp(keyword, "HISTORY", 7) == 0)) {
/* Find end of header */
v1 = ksearch(hstring, "END");
v2 = v1 + 80;
/* If header length is exceeded, return error code */
if (v2 - hstring > lhead) {
return (-1);
}
/* Move END down 80 characters */
strncpy(v2, v1, 80);
/* blank out new line and insert keyword */
for (vp = v1; vp < v2; vp++)
*vp = ' ';
strncpy(v1, keyword, lkeyword);
}
/* Search header string for variable name */
else {
v1 = ksearch(hstring, keyword);
v2 = v1 + 80;
/* If parameter is not found, return without doing anything */
if (v1 == NULL) {
if (verbose)
fprintf(stderr, "HPUTCOM: %s not found\n", keyword);
return (-1);
}
/* Otherwise, extract entry for this variable from the header */
strncpy(line, v1, 80);
line[80] = '\0'; /* Null-terminate line before strchr call */
/* check for quoted value */
q1 = strchr(line, squot);
if (q1 != NULL)
q2 = strchr(q1 + 1, squot);
else
q2 = NULL;
if (q2 == NULL || q2 - line < 31)
c0 = v1 + 31;
else
c0 = v1 + (q2 - line) + 2; /* allan: 1997-09-30, was c0=q2+2 */
/* If comment will not fit, do not add it */
if (c0 - v1 > 77)
return (-1);
strncpy(c0, "/ ", 2);
}
/* Create new entry */
if (lcom > 0) {
c1 = c0 + 2;
if (c1 + lcom > v2)
lcom = v2 - c1 - 2;
strncpy(c1, comment, lcom);
lblank = v2 - c1 - lcom;
c1 = c1 + lcom;
for (i = 0; i < lblank; i++)
*c1++ = ' ';
}
if (verbose) {
fprintf(stderr, "HPUTCOM: %s / %s\n", keyword, comment);
}
return (0);
}
/* HDEL - Set character string keyword = value in FITS header string
* returns 1 if entry deleted, else 0
*/
int hdel(hstring, keyword)
char *hstring; /* FITS header */
char *keyword; /* Keyword of entry to be deleted */
{
char *v, *v1, *v2, *ve;
char *ksearch();
/* Search for keyword */
v1 = ksearch(hstring, keyword);
/* If keyword is not found, return header unchanged */
if (v1 == NULL) {
return (0);
}
/* Find end of header */
ve = ksearch(hstring, "END");
/* Shift rest of header up one line */
for (v = v1; v < ve; v = v + 80) {
v2 = v + 80;
strncpy(v, v2, 80);
}
/* Cover former last line with spaces */
v2 = ve + 80;
for (v = ve; v < v2; v++)
*v = ' ';
return (1);
}
/* HADD - Add character string keyword = value to FITS header string
* returns 1 if entry added, else 0
* Call hputx() to put value into entry
*/
int hadd(hplace, keyword)
char *hplace; /* FITS header position for new keyword */
char *keyword; /* Keyword of entry to be deleted */
{
char *v, *v1, *v2, *ve;
char *ksearch();
int i, lkey;
/* Find end of header */
ve = ksearch(hplace, "END");
/* If END is not found, return header unchanged */
if (ve == NULL) {
return (0);
}
v1 = hplace;
/* Shift rest of header down one line */
/* limit bug found by Paolo Montegriffo fixed 2000-04-19 */
for (v = ve; v >= v1; v = v - 80) {
v2 = v + 80;
strncpy(v2, v, 80);
}
/* Cover former first line with new keyword */
lkey = strlen(keyword);
strncpy(hplace, keyword, lkey);
if (lkey < 8) {
for (i = lkey; i < 8; i++)
hplace[i] = ' ';
hplace[8] = '=';
}
for (i = 9; i < 80; i++)
hplace[i] = ' ';
return (1);
}
/* HCHANGE - Changes keyword for entry from keyword1 to keyword2 in FITS
header string
* returns 1 if entry changed, else 0
*/
int hchange(hstring, keyword1, keyword2)
char *hstring; /* FITS header */
char *keyword1; /* Keyword to be changed */
char *keyword2; /* New keyword name */
{
char *v, *v1, *v2;
int lv2, i;
char *ksearch();
/* Search for keyword */
v1 = ksearch(hstring, keyword1);
/* If keyword is not found, return header unchanged */
if (!v1)
return (0);
else {
lv2 = strlen(keyword2);
v = v1;
v2 = keyword2;
for (i = 0; i < 8; i++) {
if (i < lv2)
v[i] = v2[i];
else
v[i] = ' ';
}
}
return (1);
}
/* Write the right ascension ra in sexagesimal format into string*/
void ra2str(string, lstr, ra, ndec)
char *string; /* Character string (returned) */
int lstr; /* Maximum number of characters in string */
double ra; /* Right ascension in degrees */
int ndec; /* Number of decimal places in seconds */
{
double a, b;
double seconds;
char tstring[64];
int hours;
int minutes;
int isec;
double dsgn;
/* Keep RA between 0 and 360 */
if (ra < 0.0) {
ra = -ra;
dsgn = -1.0;
} else
dsgn = 1.0;
ra = fmod(ra, 360.0);
ra *= dsgn;
if (ra < 0.0)
ra = ra + 360.0;
a = ra / 15.0;
/* Convert to hours */
hours = (int) a;
/* Compute minutes */
b = (a - (double) hours) * 60.0;
minutes = (int) b;
/* Compute seconds */
seconds = (b - (double) minutes) * 60.0;
isec = (int) (seconds + 0.5);
if (ndec > 5) {
if (seconds > 59.999999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%09.6f", hours, minutes, seconds);
} else if (ndec > 4) {
if (seconds > 59.99999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%08.5f", hours, minutes, seconds);
} else if (ndec > 3) {
if (seconds > 59.9999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%07.4f", hours, minutes, seconds);
} else if (ndec > 2) {
if (seconds > 59.999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%06.3f", hours, minutes, seconds);
} else if (ndec > 1) {
if (seconds > 59.99) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%05.2f", hours, minutes, seconds);
} else if (ndec > 0) {
if (seconds > 59.9) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%04.1f", hours, minutes, seconds);
} else if (ndec > -1) {
if (isec > 59) {
isec = 0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
hours = hours + 1;
}
hours = hours % 24;
(void) sprintf(tstring, "%02d:%02d:%04.1f", hours, minutes, seconds);
}
/* Move formatted string to returned string */
if (strlen(tstring) < (unsigned int) (lstr - 1))
strcpy(string, tstring);
else {
strncpy(string, tstring, lstr - 1);
string[lstr - 1] = 0;
}
return;
}
/* Write the variable a in sexagesimal format into string */
void dec2str(string, lstr, dec, ndec)
char *string; /* Character string (returned) */
int lstr; /* Maximum number of characters in string */
double dec; /* Declination in degrees */
int ndec; /* Number of decimal places in arcseconds */
{
double a, b, dsgn, deg1;
double seconds;
char sign;
int degrees;
int minutes;
int isec;
char tstring[64];
/* Keep angle between -180 and 360 degrees */
deg1 = dec;
if (deg1 < 0.0) {
deg1 = -deg1;
dsgn = -1.0;
} else
dsgn = 1.0;
deg1 = fmod(deg1, 360.0);
deg1 *= dsgn;
if (deg1 <= -180.0)
deg1 = deg1 + 360.0;
a = deg1;
/* Set sign and do all the rest with a positive */
if (a < 0) {
sign = '-';
a = -a;
} else
sign = '+';
/* Convert to degrees */
degrees = (int) a;
/* Compute minutes */
b = (a - (double) degrees) * 60.0;
minutes = (int) b;
/* Compute seconds */
seconds = (b - (double) minutes) * 60.0;
isec = (int) (seconds + 0.5);
if (ndec > 5) {
if (seconds > 59.999999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%09.6f", sign, degrees, minutes,
seconds);
} else if (ndec > 4) {
if (seconds > 59.99999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%08.5f", sign, degrees, minutes,
seconds);
} else if (ndec > 3) {
if (seconds > 59.9999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%07.4f", sign, degrees, minutes,
seconds);
} else if (ndec > 2) {
if (seconds > 59.999) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%06.3f", sign, degrees, minutes,
seconds);
} else if (ndec > 1) {
if (seconds > 59.99) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%05.2f", sign, degrees, minutes,
seconds);
} else if (ndec > 0) {
if (seconds > 59.9) {
seconds = 0.0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%04.1f", sign, degrees, minutes,
seconds);
} else if (ndec > -1) {
if (isec > 59) {
isec = 0;
minutes = minutes + 1;
}
if (minutes > 59) {
minutes = 0;
degrees = degrees + 1;
}
(void) sprintf(tstring, "%c%02d:%02d:%04.1f", sign, degrees, minutes,
seconds);
}
/* Move formatted string to returned string */