Module Name:    src
Committed By:   rillig
Date:           Sat May 20 10:25:47 UTC 2023

Modified Files:
        src/tests/usr.bin/indent: indent_off_on.c
        src/usr.bin/indent: io.c

Log Message:
indent: ensure that no blank lines are inserted in INDENT OFF mode

No blank lines were inserted previously, but the code looked
suspicious as if that were possible.


To generate a diff of this commit:
cvs rdiff -u -r1.11 -r1.12 src/tests/usr.bin/indent/indent_off_on.c
cvs rdiff -u -r1.179 -r1.180 src/usr.bin/indent/io.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/tests/usr.bin/indent/indent_off_on.c
diff -u src/tests/usr.bin/indent/indent_off_on.c:1.11 src/tests/usr.bin/indent/indent_off_on.c:1.12
--- src/tests/usr.bin/indent/indent_off_on.c:1.11	Tue May 16 08:04:04 2023
+++ src/tests/usr.bin/indent/indent_off_on.c	Sat May 20 10:25:47 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: indent_off_on.c,v 1.11 2023/05/16 08:04:04 rillig Exp $ */
+/* $NetBSD: indent_off_on.c,v 1.12 2023/05/20 10:25:47 rillig Exp $ */
 
 /*
  * Tests for the comments 'INDENT OFF' and 'INDENT ON', which temporarily
@@ -236,3 +236,19 @@ int still_on;
 /* INDENT OFF */
 int   finally_off   ;
 //indent end
+
+
+/*
+ * Ensure that in 'INDENT OFF' mode, no blank line is added between lines, even
+ * when requested via the -bacc option.
+ */
+//indent input
+/* INDENT OFF */
+int declaration;
+#if 0
+#endif
+int declaration;
+/* INDENT ON */
+//indent end
+
+//indent run-equals-input -bacc

Index: src/usr.bin/indent/io.c
diff -u src/usr.bin/indent/io.c:1.179 src/usr.bin/indent/io.c:1.180
--- src/usr.bin/indent/io.c:1.179	Sat May 20 10:09:02 2023
+++ src/usr.bin/indent/io.c	Sat May 20 10:25:47 2023
@@ -1,4 +1,4 @@
-/*	$NetBSD: io.c,v 1.179 2023/05/20 10:09:02 rillig Exp $	*/
+/*	$NetBSD: io.c,v 1.180 2023/05/20 10:25:47 rillig Exp $	*/
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -38,7 +38,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: io.c,v 1.179 2023/05/20 10:09:02 rillig Exp $");
+__RCSID("$NetBSD: io.c,v 1.180 2023/05/20 10:25:47 rillig Exp $");
 
 #include <stdio.h>
 
@@ -136,26 +136,22 @@ output_indent(int old_ind, int new_ind)
 	return ind;
 }
 
-static void
-maybe_output_blank_line(void)
+static bool
+want_blank_line(void)
 {
-	bool want_blank_line = false;
-
 	if (ps.blank_line_after_decl && ps.declaration == decl_no) {
 		ps.blank_line_after_decl = false;
-		want_blank_line = true;
+		return true;
 	}
 
 	if (opt.blanklines_around_conditional_compilation) {
 		if (ps.prev_line_kind != lk_if && ps.line_kind == lk_if)
-			want_blank_line = true;
+			return true;
 		if (ps.prev_line_kind == lk_endif && ps.line_kind != lk_endif)
-			want_blank_line = true;
+			return true;
 	}
 
-	if (want_blank_line && wrote_newlines < 2
-	    && (lab.len > 0 || code.len > 0 || com.len > 0))
-		output_newline();
+	return false;
 }
 
 static int
@@ -248,9 +244,11 @@ output_line(void)
 
 	ps.is_function_definition = false;
 
-	maybe_output_blank_line();
-
 	if (indent_enabled == indent_on) {
+		if (want_blank_line() && wrote_newlines < 2
+		    && (lab.len > 0 || code.len > 0 || com.len > 0))
+			output_newline();
+
 		if (ps.ind_level == 0)
 			ps.in_stmt_cont = false;	/* this is a class A
 							 * kludge */

Reply via email to