actions: implement filtering playlist on priorities

2 files changed, 3 insertions, 3 deletions

diff --git a/src/utility/string.cpp b/src/utility/string.cpp
index 527a694d..d75806b5 100644
--- a/src/utility/string.cpp
+++ b/src/utility/string.cpp
@@ -33,13 +33,13 @@ long stringToLongInt(const std::string &s)
 	return atol(s.c_str());
 }
 
-bool isInteger(const char *s)
+bool isInteger(const char *s, bool accept_signed)
 {
 	assert(s);
 	if (*s == '\0')
 		return false;
 	for (const char *it = s; *it != '\0'; ++it)
-		if (!isdigit(*it) && (it != s || *it != '-'))
+		if (!(isdigit(*it) || (accept_signed && it == s && *it == '-')))
 			return false;
 		return true;
 }
diff --git a/src/utility/string.h b/src/utility/string.h
index 94a7a783..902d120f 100644
--- a/src/utility/string.h
+++ b/src/utility/string.h
@@ -54,7 +54,7 @@ template <size_t N> struct print<N, std::wstring> {
 
 int stringToInt(const std::string &s);
 long stringToLongInt(const std::string &s);
-bool isInteger(const char *s);
+bool isInteger(const char *s, bool accept_signed);
 
 std::string ToString(const std::wstring &ws);
 std::wstring ToWString(const std::string &s);