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perf probe: Rewrite show_one_line() to make it simpler 

Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
LKML-Reference: <1292854685-8230-3-git-send-email-fbuihuu@gmail.com>
Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Franck Bui-Huu 2010-12-20 15:18:01 +01:00 committed by Arnaldo Carvalho de Melo
parent 62c15fc49b
commit befe341468
1 changed files with 11 additions and 18 deletions
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29
tools/perf/util/probe-event.c
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@ -290,28 +290,21 @@ static int get_real_path(const char *raw_path, const char *comp_dir,
static int show_one_line(FILE *fp, int l, bool skip, bool show_num) static int show_one_line(FILE *fp, int l, bool skip, bool show_num)
{ {
char buf[LINEBUF_SIZE]; char buf[LINEBUF_SIZE];
const char *color = PERF_COLOR_BLUE; const char *color = show_num ? "" : PERF_COLOR_BLUE;
const char *prefix = NULL;
if (fgets(buf, LINEBUF_SIZE, fp) == NULL) do {
goto error;
if (!skip) {
if (show_num)
fprintf(stdout, "%7d %s", l, buf);
else
color_fprintf(stdout, color, " %s", buf);
}
while (strlen(buf) == LINEBUF_SIZE - 1 &&
buf[LINEBUF_SIZE - 2] != '\n') {
if (fgets(buf, LINEBUF_SIZE, fp) == NULL) if (fgets(buf, LINEBUF_SIZE, fp) == NULL)
goto error; goto error;
if (!skip) { if (skip)
if (show_num) continue;
fprintf(stdout, "%s", buf); if (!prefix) {
else prefix = show_num ? "%7d " : " ";
color_fprintf(stdout, color, "%s", buf); color_fprintf(stdout, color, prefix, l);
} }
} color_fprintf(stdout, color, "%s", buf);
} while (strchr(buf, '\n') == NULL);
return 0; return 0;
error: error: