Repatch (from linux) of OSX IRAF

1 files changed, 37 insertions, 0 deletions

diff --git a/pkg/utilities/nttools/stxtools/clgnone.x b/pkg/utilities/nttools/stxtools/clgnone.x
new file mode 100644
index 00000000..b6fde15c
--- /dev/null
+++ b/pkg/utilities/nttools/stxtools/clgnone.x
@@ -0,0 +1,37 @@
+# CLGNONE -- Get a string parameter whose value may be "none"
+#
+# B.Simon	20-Jun-94	original
+# B.Simon	30-Jan-95	moved to stxtools
+
+procedure clgnone (param, value, maxch)
+
+char	param[ARB]	# i: parameter name
+char	value[ARB]	# o: parameter value
+int	maxch		# i: maximum length of value
+#--
+pointer	sp, temp1, temp2
+bool	streq()
+
+begin
+	# Allocate memory for temporary strings
+
+	call smark (sp)
+	call salloc (temp1, maxch, TY_CHAR)
+	call salloc (temp2, maxch, TY_CHAR)
+
+	# Read parameter and convert to lower case for simpler comparison
+
+	call clgstr (param, Memc[temp1], maxch)
+	call strcpy (Memc[temp1], Memc[temp2], maxch)
+	call strjust (Memc[temp2])
+
+	# If value is none, set to null string
+
+	if (Memc[temp2] == EOS || streq (Memc[temp2], "none")) {
+	    value[1] = EOS
+	} else {
+	    call strcpy (Memc[temp1], value, maxch)
+	}
+
+	call sfree (sp)
+end