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authorArnaldo Carvalho de Melo <acme@redhat.com>2015-02-03 12:44:09 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-02-06 11:46:37 +0100
commit402bb4e6ec6507ccbb2e556d7996bbc989db7f27 (patch)
treeaa7d8bfdc118b6bb834ae9414c7f0577ed2a5205 /tools/lib
parentdc6254cf870732804b76a83ff2d8a72fea4365f6 (diff)
downloadlinux-402bb4e6ec6507ccbb2e556d7996bbc989db7f27.tar.bz2
tools lib traceevent: Introduce trace_seq_do_fprintf function
So that we can specify a FILE object where to direct the formatted output. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/n/tip-a49bhdrx8851f04hppn8bqxq@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/traceevent/event-parse.h2
-rw-r--r--tools/lib/traceevent/trace-seq.c13
2 files changed, 11 insertions, 4 deletions
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 7a3873ff9a4f..5b4efc062320 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -22,6 +22,7 @@
#include <stdbool.h>
#include <stdarg.h>
+#include <stdio.h>
#include <regex.h>
#include <string.h>
@@ -91,6 +92,7 @@ extern int trace_seq_putc(struct trace_seq *s, unsigned char c);
extern void trace_seq_terminate(struct trace_seq *s);
+extern int trace_seq_do_fprintf(struct trace_seq *s, FILE *fp);
extern int trace_seq_do_printf(struct trace_seq *s);
diff --git a/tools/lib/traceevent/trace-seq.c b/tools/lib/traceevent/trace-seq.c
index ec3bd16a5488..292dc9f1d233 100644
--- a/tools/lib/traceevent/trace-seq.c
+++ b/tools/lib/traceevent/trace-seq.c
@@ -231,19 +231,24 @@ void trace_seq_terminate(struct trace_seq *s)
s->buffer[s->len] = 0;
}
-int trace_seq_do_printf(struct trace_seq *s)
+int trace_seq_do_fprintf(struct trace_seq *s, FILE *fp)
{
TRACE_SEQ_CHECK(s);
switch (s->state) {
case TRACE_SEQ__GOOD:
- return printf("%.*s", s->len, s->buffer);
+ return fprintf(fp, "%.*s", s->len, s->buffer);
case TRACE_SEQ__BUFFER_POISONED:
- puts("Usage of trace_seq after it was destroyed");
+ fprintf(fp, "%s\n", "Usage of trace_seq after it was destroyed");
break;
case TRACE_SEQ__MEM_ALLOC_FAILED:
- puts("Can't allocate trace_seq buffer memory");
+ fprintf(fp, "%s\n", "Can't allocate trace_seq buffer memory");
break;
}
return -1;
}
+
+int trace_seq_do_printf(struct trace_seq *s)
+{
+ return trace_seq_do_fprintf(s, stdout);
+}