1 files changed, 30 insertions, 0 deletions
diff --git a/noao/rv/rvidlines/idlabel.x b/noao/rv/rvidlines/idlabel.x
new file mode 100644
index 00000000..cb5fa439
--- /dev/null
+++ b/noao/rv/rvidlines/idlabel.x
@@ -0,0 +1,30 @@
+define	SKIP	($1==' '||$1=='\t'||$1=='"'||$1=='\'')
+
+# ID_LABEL -- Set label
+
+procedure id_label (str, label)
+
+char	str[ARB]		# String to be set
+pointer	label			# Label pointer to be set
+
+int	i, j, strlen()
+pointer	cp
+
+begin
+	call mfree (label, TY_CHAR)
+
+	for (i=1; str[i]!=EOS && SKIP(str[i]); i=i+1)
+	    ;
+	for (j=strlen(str); j>=i && SKIP(str[j]); j=j-1) 
+	    ;
+
+	if (i <= j) {
+	    call malloc (label, j-i+1, TY_CHAR)
+	    cp = label
+	    for (; i<=j; i=i+1) {
+		Memc[cp] = str[i]
+		cp = cp + 1
+	    }
+	    Memc[cp] = EOS
+	}
+end