[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [xen master] xentrace: allow xentrace to write to stdout
commit 0e0d3c00bc098e41b82a4073e3d3f5432fb9b0c6 Author: George Dunlap <george.dunlap@xxxxxxxxx> AuthorDate: Wed May 31 17:06:55 2023 +0100 Commit: George Dunlap <george.dunlap@xxxxxxxxx> CommitDate: Wed May 31 17:06:55 2023 +0100 xentrace: allow xentrace to write to stdout The output file is optional. In case it is missing, xentrace is supposed to write to stdout - unless it is a tty, which is checked prior using it. Signed-off-by: Olaf Hering <olaf@xxxxxxxxx> Acked-by: George Dunlap <george.dunlap@xxxxxxxxx> --- tools/xentrace/xentrace.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/tools/xentrace/xentrace.c b/tools/xentrace/xentrace.c index 864e30d50c..b81abe8a51 100644 --- a/tools/xentrace/xentrace.c +++ b/tools/xentrace/xentrace.c @@ -1152,11 +1152,9 @@ static void parse_args(int argc, char **argv) } } - /* get outfile (required last argument) */ - if (optind != (argc-1)) - usage(); - - opts.outfile = argv[optind]; + /* get outfile (optional last argument) */ + if (argc > optind) + opts.outfile = argv[optind]; } /* *BSD has no O_LARGEFILE */ -- generated by git-patchbot for /home/xen/git/xen.git#master
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