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linux-next/tools/perf/ui
Arnaldo Carvalho de Melo 89fee70943 perf hists: Do column alignment on the format iterator
We were doing column alignment in the format function for each cell,
returning a string padded with spaces so that when the next column is
printed the cursor is at its column alignment.

This ends up needlessly printing trailing spaces, do it at the format
iterator, that is where we know if it is needed, i.e. if there is more
columns to be printed.

This eliminates the need for triming lines when doing a dump using 'P'
in the TUI browser and also produces far saner results with things like
piping 'perf report' to 'less'.

Right now only the formatters for sym->name and the 'locked' column
(perf mem report), that are the ones that end up at the end of lines
in the default 'perf report', 'perf top' and 'perf mem report' tools,
the others will be done in a subsequent patch.

In the end the 'width' parameter for the formatters now mean, in
'printf' terms, the 'precision', where before it was the field 'width'.

Reported-by: Dave Jones <davej@codemonkey.org.uk>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/n/tip-s7iwl2gj23w92l6tibnrcqzr@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-02-12 12:52:25 -03:00
..
browsers perf hists: Do column alignment on the format iterator 2016-02-12 12:52:25 -03:00
gtk perf hists: Introduce hists__for_each_format macro 2016-02-03 12:24:19 -03:00
stdio perf hists: Do column alignment on the format iterator 2016-02-12 12:52:25 -03:00
tui perf ui tui: Register the error callbacks before initializing the widgets 2015-10-22 16:44:17 -03:00
browser.c perf annotate: Rename 'colors.code' to 'colors.jump_arrows' 2016-01-26 11:52:46 -03:00
browser.h perf annotate: Rename 'colors.code' to 'colors.jump_arrows' 2016-01-26 11:52:46 -03:00
Build perf build: Add slang objects building 2015-02-12 11:48:13 -03:00
helpline.c perf ui/helpline: Introduce ui_helpline__vshow() 2012-12-09 08:46:04 -03:00
helpline.h perf ui/helpline: Introduce ui_helpline__vshow() 2012-12-09 08:46:04 -03:00
hist.c perf hists: Introduce hists__for_each_format macro 2016-02-03 12:24:19 -03:00
keysyms.h perf hists browser: Add option for runtime switching perf data file 2013-02-06 18:09:24 -03:00
libslang.h perf ui browser: Introduce ui_browser__printf() 2015-08-12 10:27:05 -03:00
progress.c perf ui progress: Per progress bar state 2013-10-23 15:40:38 -03:00
progress.h perf tools: Remove EOL whitespaces 2015-01-21 13:24:31 -03:00
setup.c perf tools: Call perf_hpp__init() before setting up GUI browsers 2014-05-21 11:45:35 +02:00
ui.h perf tools: Separate out GTK codes to libperf-gtk.so 2013-10-09 15:55:25 -03:00
util.c perf evsel: Introduce perf_evsel__open_strerror method 2013-01-24 16:40:09 -03:00
util.h perf ui: Introduce struct perf_error_ops 2012-06-19 13:06:18 -03:00