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Subject[PATCH 12/13] [PATCH 12/13] perf tools: handle - and + in parsing trace print format
From: Steven Rostedt <srostedt@redhat.com>

The opterators '-' and '+' are not handled in the trace print format.

To do: '++' and '--'.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
---
tools/perf/Makefile | 2 +-
tools/perf/util/trace-event-parse.c | 6 ++++++
2 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 495eb6d..1172aa7 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -194,7 +194,7 @@ EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wold-style-definition
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstrict-prototypes
EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wdeclaration-after-statement

-CFLAGS = $(M64) -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -fstack-protector-all -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS)
+CFLAGS = $(M64) -ggdb3 -Wall -Wextra -std=gnu99 -Werror -fstack-protector-all -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS)
LDFLAGS = -lpthread -lrt -lelf -lm
ALL_CFLAGS = $(CFLAGS)
ALL_LDFLAGS = $(LDFLAGS)
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index d3b0b2a..b8edc9d 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -2106,6 +2106,12 @@ static unsigned long long eval_num_arg(void *data, int size,
die("unknown op '%s'", arg->op.op);
val = left == right;
break;
+ case '-':
+ val = left - right;
+ break;
+ case '+':
+ val = left + right;
+ break;
default:
die("unknown op '%s'", arg->op.op);
}
--
1.6.3.3



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