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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, alex.bennee@linaro.org
Subject: [RISU v2 04/17] Adjust tracefile open for write
Date: Mon, 18 May 2020 19:53:42 -0700	[thread overview]
Message-ID: <20200519025355.4420-5-richard.henderson@linaro.org> (raw)
In-Reply-To: <20200519025355.4420-1-richard.henderson@linaro.org>

Truncate the new output file.  Rely on umask to remove
group+other file permissions, if desired.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 risu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/risu.c b/risu.c
index 1c66885..f404d8f 100644
--- a/risu.c
+++ b/risu.c
@@ -368,7 +368,7 @@ int main(int argc, char **argv)
             comm_fd = ismaster ? STDOUT_FILENO : STDIN_FILENO;
         } else {
             if (ismaster) {
-                comm_fd = open(trace_fn, O_WRONLY | O_CREAT, S_IRWXU);
+                comm_fd = open(trace_fn, O_WRONLY | O_CREAT | O_TRUNC, 0666);
             } else {
                 comm_fd = open(trace_fn, O_RDONLY);
             }
-- 
2.20.1



  parent reply	other threads:[~2020-05-19  2:55 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-19  2:53 [RISU v2 00/17] risu cleanups and improvements Richard Henderson
2020-05-19  2:53 ` [RISU v2 01/17] Use bool for tracing variables Richard Henderson
2020-05-19 15:52   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 02/17] Unify master_fd and apprentice_fd to comm_fd Richard Henderson
2020-05-19 15:52   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 03/17] Hoist trace file opening Richard Henderson
2020-05-19 16:50   ` Alex Bennée
2020-05-19  2:53 ` Richard Henderson [this message]
2020-05-19 18:24   ` [RISU v2 04/17] Adjust tracefile open for write Alex Bennée
2020-05-19  2:53 ` [RISU v2 05/17] Use EXIT_FAILURE, EXIT_SUCCESS Richard Henderson
2020-05-19 18:24   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 06/17] Make some risu.c symbols static Richard Henderson
2020-05-19 18:25   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 07/17] Add enum RisuOp Richard Henderson
2020-05-19 18:39   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 08/17] Add enum RisuResult Richard Henderson
2020-05-19 19:06   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 09/17] Unify i/o functions and use RisuResult Richard Henderson
2020-05-20 15:50   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 10/17] Pass non-OK result back through siglongjmp Richard Henderson
2020-05-20 15:52   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 11/17] Always write for --master Richard Henderson
2020-05-20 16:12   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 12/17] Simplify syncing with master Richard Henderson
2020-05-20 16:14   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 13/17] Split RES_MISMATCH for registers and memory Richard Henderson
2020-05-20 16:25   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 14/17] Add magic and size to the trace header Richard Henderson
2020-05-19 21:16   ` Richard Henderson
2020-05-20 16:59     ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 15/17] Compute reginfo_size based on the reginfo Richard Henderson
2020-05-20 17:30   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 16/17] aarch64: Reorg sve reginfo to save space Richard Henderson
2020-05-20 18:43   ` Alex Bennée
2020-05-19  2:53 ` [RISU v2 17/17] Add --dump option to inspect trace files Richard Henderson
2020-05-20 17:49   ` Alex Bennée

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