From: Daiki Ueno <ueno@gnu.org>
To: Bruno Haible <bruno@clisp.org>
Cc: bug-gnulib@gnu.org
Subject: Re: [PATCH] read-file: add variants that clear internal memory
Date: Fri, 29 May 2020 05:59:44 +0200 [thread overview]
Message-ID: <87367jfl1r.fsf-ueno@gnu.org> (raw)
In-Reply-To: <1715829.BQkuVFqnNA@omega> (Bruno Haible's message of "Thu, 28 May 2020 22:09:59 +0200")
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Bruno Haible <bruno@clisp.org> writes:
> Let me update the uses of the module 'read-file' in Gnulib.
> I think the next weekly CI run would have caught this.
Thank you; I completely missed those uses in Gnulib.
On a different note, it was suggested to disable stdio buffering if
RF_SENSITIVE is set. I am attaching a patch for this.
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From 9165e495461db91b8abc42661fc543784d26d0d6 Mon Sep 17 00:00:00 2001
From: Daiki Ueno <ueno@gnu.org>
Date: Fri, 29 May 2020 05:45:40 +0200
Subject: [PATCH] read-file: disable buffering if RF_SENSITIVE is set
* lib/read-file.c (read_file): Call setvbuf if RF_SENSITIVE.
Suggested by Glenn Strauss.
---
ChangeLog | 6 ++++++
lib/read-file.c | 3 +++
2 files changed, 9 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index 77c637414..0a0e2301a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2020-05-29 Daiki Ueno <ueno@gnu.org>
+
+ read-file: disable buffering if RF_SENSITIVE is set
+ * lib/read-file.c (read_file): Call setvbuf if RF_SENSITIVE.
+ Suggested by Glenn Strauss.
+
2020-05-29 Daiki Ueno <ueno@gnu.org>
fopen-gnu-tests: fix "\x" escape usage
diff --git a/lib/read-file.c b/lib/read-file.c
index 36780cc15..3520cbb7b 100644
--- a/lib/read-file.c
+++ b/lib/read-file.c
@@ -195,6 +195,9 @@ read_file (const char *filename, int flags, size_t *length)
if (!stream)
return NULL;
+ if (flags & RF_SENSITIVE)
+ setvbuf (stream, NULL, _IONBF, 0);
+
out = fread_file (stream, flags, length);
save_errno = errno;
--
2.26.2
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Regards,
--
Daiki Ueno
next prev parent reply other threads:[~2020-05-29 3:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-26 8:35 [PATCH] read-file: add variants that clear internal memory Daiki Ueno
2020-05-26 10:54 ` Bruno Haible
2020-05-26 16:32 ` Daiki Ueno
2020-05-26 18:33 ` Bruno Haible
2020-05-27 6:43 ` Daiki Ueno
2020-05-27 11:12 ` Bruno Haible
2020-05-27 12:18 ` Daiki Ueno
2020-05-28 20:09 ` Bruno Haible
2020-05-29 3:59 ` Daiki Ueno [this message]
2020-05-29 9:15 ` Bruno Haible
2020-05-29 15:23 ` Daiki Ueno
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