From: Alyssa Ross <hi@alyssa.is>
To: mblaze@googlegroups.com
Cc: Alyssa Ross <hi@alyssa.is>
Subject: [PATCH] blaze822: don't try to open /dev/stdin
Date: Mon, 23 May 2022 17:09:21 +0000 [thread overview]
Message-ID: <20220523170921.2623516-1-hi@alyssa.is> (raw)
Use the same check is blaze822() as in blaze822_file() to ensure that
we don't try to open /dev/stdin, which is non-POSIX.
---
blaze822.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/blaze822.c b/blaze822.c
index 9262f6f..47f03a2 100644
--- a/blaze822.c
+++ b/blaze822.c
@@ -443,7 +443,10 @@ blaze822(char *file)
if (!mesg)
return 0;
- fd = open(file, O_RDONLY);
+ if (strcmp(file, "/dev/stdin") == 0)
+ fd = dup(0);
+ else
+ fd = open(file, O_RDONLY);
if (fd < 0) {
free(mesg);
return 0;
--
2.35.1
--
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next reply other threads:[~2022-05-23 17:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-23 17:09 Alyssa Ross [this message]
2022-05-23 20:57 ` Leah Neukirchen
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