1 files changed, 31 insertions, 0 deletions
diff --git a/sys/mwcs/mwflookup.x b/sys/mwcs/mwflookup.x
new file mode 100644
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+++ b/sys/mwcs/mwflookup.x
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	"mwcs.h"
+
+# MW_FLOOKUP -- Look up the named WCS function in the driver table, and
+# return the index of the associated driver.  ERR is returned if the named
+# function is not found, 0 if the function is "linear", otherwise the
+# index of the function driver is returned.
+
+int procedure mw_flookup (mw, fnname)
+
+pointer	mw			#I pointer to MWCS descriptor
+char	fnname[ARB]		#I function to be lookup up
+
+int	fn, i
+bool	streq()
+include	"mwcs.com"
+
+begin
+	if (streq (fnname, "linear"))
+	    return (F_LINEAR)
+
+	fn = ERR
+	do i = 1, fn_nfn
+	    if (streq (fnname, FN_NAME(i))) {
+		fn = i
+		break
+	    }
+	
+	return (fn)
+end