Warn if a POP-OMIT-CONTEXT matches a PUSH-OMIT-CONTEXT in a different file.

Fix typo

See merge request dskoll/remind!9

man/remind.1.in

@@ -3534,7 +3534,7 @@ clauses are \fInot\fR taken into account by this function.
 Returns a \fBSTRING\fR naming the compiled-in language supported by
 \fBRemind\fR.  Remind used to support compiled-in support for other
 languages, but now all localization is done at run-time.  As such,
-this function always returnes "English".  However, the expression
+this function always returns "English".  However, the expression
 \fB_("LANGID")\fR returns the two-character ISO 639 language code
 of any language pack in effect, assuming the language pack author has
 written the localization correctly!

src/omit.c

@@ -185,6 +185,9 @@ int PopOmitContext(ParsePtr p)
     /* Remove the context from the stack */
     SavedOmitContexts = c->next;
 
+    if (c->filename && FileName && strcmp(c->filename, FileName)) {
+        Wprint("POP-OMIT-CONTEXT at %s:%d matches PUSH-OMIT-CONTEXT in different file: %s:%d", FileName, LineNo, c->filename, c->lineno);
+    }
     /* Free memory used by the saved context */
     if (c->partsave) free(c->partsave);
     if (c->fullsave) free(c->fullsave);