Repatch (from linux) of OSX IRAF

1 files changed, 36 insertions, 0 deletions

diff --git a/noao/digiphot/apphot/aplib/apitime.x b/noao/digiphot/apphot/aplib/apitime.x
new file mode 100644
index 00000000..c01dfc9e
--- /dev/null
+++ b/noao/digiphot/apphot/aplib/apitime.x
@@ -0,0 +1,36 @@
+include <imhdr.h>
+include "../lib/apphot.h"
+
+# AP_ITIME -  Procedure to set the image exposure time .
+
+procedure ap_itime (im, ap)
+
+pointer	im		# pointer to IRAF image
+pointer	ap		# pointer to apphot structure
+
+pointer	sp, key
+real	itime
+real	imgetr(), apstatr()
+
+begin
+	call smark (sp)
+	call salloc (key, SZ_FNAME, TY_CHAR)
+	call apstats (ap, EXPOSURE, Memc[key], SZ_FNAME)
+	if (Memc[key] == EOS)
+	    itime = apstatr (ap, ITIME)
+	else {
+	    iferr { 
+	        itime = imgetr (im, Memc[key])
+	    } then {
+		itime = apstatr (ap, ITIME)
+		call eprintf ("Warning: Image %s  Keyword: %s not found\n")
+		    call pargstr (IM_HDRFILE(im))
+		    call pargstr (Memc[key])
+	    }
+	}
+	if (IS_INDEFR(itime) || itime <= 0.0)
+	    call apsetr (ap, ITIME, 1.0)
+	else
+	    call apsetr (ap, ITIME, itime)
+	call sfree (sp)
+end