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authorStefan Hajnoczi <stefanha@redhat.com>2020-08-27 15:29:13 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2021-01-04 14:24:58 +0000
commit294170c1ddda454f2d8de65a4a26346fb2a7f715 (patch)
treee4e43468b40563e45a3bfcd0ef99bd0d4d1e567f /scripts
parentc05012a365c2d7d42d205b1efa895bf2144bab88 (diff)
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tracetool: add out_lineno and out_next_lineno to out()
Make the output file line number and next line number available to out(). A later patch will use this to improve error messages. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-Id: <20200827142915.108730-3-stefanha@redhat.com>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/tracetool/__init__.py10
1 files changed, 9 insertions, 1 deletions
diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
index a601338..da5004e 100644
--- a/scripts/tracetool/__init__.py
+++ b/scripts/tracetool/__init__.py
@@ -31,6 +31,7 @@ def error(*lines):
sys.exit(1)
+out_lineno = 1
out_filename = '<none>'
out_fobj = sys.stdout
@@ -45,12 +46,19 @@ def out(*lines, **kwargs):
You can use kwargs as a shorthand for mapping variables when formatting all
the strings in lines.
- The 'out_filename' kwarg is automatically added with the output filename.
+ The 'out_lineno' kwarg is automatically added to reflect the current output
+ file line number. The 'out_next_lineno' kwarg is also automatically added
+ with the next output line number. The 'out_filename' kwarg is automatically
+ added with the output filename.
"""
+ global out_lineno
output = []
for l in lines:
+ kwargs['out_lineno'] = out_lineno
+ kwargs['out_next_lineno'] = out_lineno + 1
kwargs['out_filename'] = out_filename
output.append(l % kwargs)
+ out_lineno += 1
out_fobj.writelines("\n".join(output) + "\n")