linux-ext4 - [PATCH 5/9] debugfs: allow comment lines in command file

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Date:   Thu,  6 Feb 2020 18:09:42 -0700
From:   Andreas Dilger <adilger@...mcloud.com>
To:     tytso@....edu
Cc:     linux-ext4@...r.kernel.org, Andreas Dilger <adilger@...mcloud.com>
Subject: [PATCH 5/9] debugfs: allow comment lines in command file

Allow comment lines with '#' at the start of the line in the command
file passed in to debugfs via the "-f" option or from standard input.

Signed-off-by: Andreas Dilger <adilger@...mcloud.com>
Lustre-bug-id: https://jira.whamcloud.com/browse/LU-13197
---
 debugfs/debugfs.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/debugfs/debugfs.c b/debugfs/debugfs.c
index 15b0121..60931a9 100644
--- a/debugfs/debugfs.c
+++ b/debugfs/debugfs.c
@@ -2486,6 +2486,10 @@ static int source_file(const char *cmd_file, int ss_idx)
 	while (!feof(f)) {
 		if (fgets(buf, sizeof(buf), f) == NULL)
 			break;
+		if (buf[0] == '#') {
+			printf("%s", buf);
+			continue;
+		}
 		cp = strchr(buf, '\n');
 		if (cp)
 			*cp = 0;
-- 
1.8.0