perf probe: Support function@filename syntax for --line

Since "perf probe --add" supports function@filename syntax, --line
option should also support it.

Cc: 2nddept-manager@sdl.hitachi.co.jp
Cc: Franck Bui-Huu <fbuihuu@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: linux-kernel@vger.kernel.org
LKML-Reference: <20110210090810.1809.26913.stgit@ltc236.sdl.hitachi.co.jp>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Masami Hiramatsu 2011-02-10 18:08:10 +09:00 committed by Arnaldo Carvalho de Melo
parent 4187e262bc
commit e116dfa1c3
2 changed files with 16 additions and 6 deletions

View file

@ -595,11 +595,11 @@ static int parse_line_num(char **ptr, int *val, const char *what)
* The line range syntax is described by:
*
* SRC[:SLN[+NUM|-ELN]]
* FNC[:SLN[+NUM|-ELN]]
* FNC[@SRC][:SLN[+NUM|-ELN]]
*/
int parse_line_range_desc(const char *arg, struct line_range *lr)
{
char *range, *name = strdup(arg);
char *range, *file, *name = strdup(arg);
int err;
if (!name)
@ -649,7 +649,16 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
}
}
if (strchr(name, '.'))
file = strchr(name, '@');
if (file) {
*file = '\0';
lr->file = strdup(++file);
if (lr->file == NULL) {
err = -ENOMEM;
goto err;
}
lr->function = name;
} else if (strchr(name, '.'))
lr->file = name;
else
lr->function = name;