perf probe: Fix to ignore escaped characters in --lines option

Use strbprk_esc() and strdup_esc() to ignore escaped characters in
--lines option. This has been done for other options, but only --lines
option doesn't.

Signed-off-by: Masami Hiramatsu <[email protected]>
Cc: Alexander Lobakin <[email protected]>
Cc: Dima Kogan <[email protected]>
Cc: Ian Rogers <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Przemek Kitszel <[email protected]>
Link: https://lore.kernel.org/r/173099114272.2431889.4820591557298941207.stgit@mhiramat.roam.corp.google.com
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

Author: mhiramat

tools/perf/util/probe-event.c

@@ -1372,7 +1372,7 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 	lr->start = 0;
 	lr->end = INT_MAX;
 
-	range = strchr(name, ':');
+	range = strpbrk_esc(name, ":");
 	if (range) {
 		*range++ = '\0';
 
@@ -1413,7 +1413,7 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 		}
 	}
 
-	file = strchr(name, '@');
+	file = strpbrk_esc(name, "@");
 	if (file) {
 		*file = '\0';
 		lr->file = strdup(++file);
@@ -1422,7 +1422,7 @@ int parse_line_range_desc(const char *arg, struct line_range *lr)
 			goto err;
 		}
 		lr->function = name;
-	} else if (strchr(name, '/') || strchr(name, '.'))
+	} else if (strpbrk_esc(name, "/."))
 		lr->file = name;
 	else if (is_c_func_name(name))/* We reuse it for checking funcname */
 		lr->function = name;