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1 files changed, 96 insertions, 0 deletions

diff --git a/sys/imio/dbc/imdrmcom.x b/sys/imio/dbc/imdrmcom.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	<syserr.h>
+include	"idbc.h"
+
+# IMDRMCOM -- Remove the comment field for a keyword.
+
+procedure imdrmcom (im, key)
+
+pointer	im			#I image descriptor
+char	key[ARB]		#I parameter to be set
+
+bool	string_valued
+int	ch, i, ti, j, n
+pointer	rp, ip, op, sp, val, start, text, cmmt
+int	idb_findrecord()
+errchk	syserrs
+
+begin
+	call smark (sp)
+	call salloc (val, SZ_LINE, TY_CHAR)
+	call salloc (text, SZ_LINE, TY_CHAR)
+	call salloc (cmmt, SZ_LINE, TY_CHAR)
+
+	# Find the record.
+	if (idb_findrecord (im, key, rp) == 0)
+	    call syserrs (SYS_IDBKEYNF, key)
+
+	for (i=0; i<SZ_LINE; i=i+1)
+	    Memc[text+i] = ' '
+	Memc[text+SZ_LINE] = EOS
+
+	# Determine the actual datatype of the parameter.  String valued
+	# parameters will have an apostrophe in the first nonblank column
+	# of the value field.
+
+	string_valued = false
+	ti = text
+	for (ip=IDB_STARTVALUE;  ip <= IDB_ENDVALUE;  ip=ip+1) {
+	    # Skip leading whitespace.
+	    for (; Memc[rp+ip-1] == ' '; ip=ip+1) {
+		Memc[ti] = Memc[rp+ip-1]
+		ti = ti + 1
+	    }
+	    if (Memc[rp+ip-1] == '\'') {
+		# Get string value.
+	        Memc[ti] = Memc[rp+ip-1]
+		ti = ti + 1
+		do i = ip, IDB_RECLEN {
+		    ch = Memc[rp+i]
+		    Memc[ti] = ch
+		    ti = ti + 1
+		    if (ch == '\n')
+			break
+		    if (ch == '\'')
+			break
+		}
+		break
+
+	    } else {
+		# Numeric value.
+		do i = ip, IDB_RECLEN {
+		    ch = Memc[rp+i-1]
+		    Memc[ti] = ch
+		    ti = ti + 1
+		    if (ch == '\n' || ch == ' ' || ch == '/')
+			break
+		}
+#		if (ch == ' ')
+#		    ti = ti - 1
+		break
+	    }
+	}
+
+	n = 0
+	do j = i, IDB_RECLEN {
+	   ch = Memc[rp+j]
+	   Memc[cmmt+n] = ch
+	   n = n + 1
+	   if (ch == '\n') {
+	       n = n - 1
+	       break
+	   }
+	}
+	Memc[cmmt+n] = EOS 
+
+	# Update the parameter value.
+	op = rp + IDB_STARTVALUE + ti-text - 1 
+	start = op
+	for (ip=ti;  Memc[ip] != EOS && Memc[op] != '\n';  ip=ip+1) {
+	    Memc[op] = Memc[ip]
+	    op = op + 1
+	}
+
+	call sfree (sp)
+end