From c965b45bcd915ce92943fd4d436b5bd790f0442f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ingo=20Kl=C3=B6cker?= <dev@ingo-kloecker.de>
Date: Mon, 4 Apr 2022 13:09:07 +0200
Subject: [PATCH] cpp: Add internal utility function for splitting strings

* lang/cpp/src/util.h (split): New.
--

This function splits a given string using the given delimiter into
several strings.

GnuPG-bug-id: 5904
---
 lang/cpp/src/util.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/lang/cpp/src/util.h b/lang/cpp/src/util.h
index b6f9ca50..423973a8 100644
--- a/lang/cpp/src/util.h
+++ b/lang/cpp/src/util.h
@@ -177,6 +177,19 @@ static inline gpgme_sig_notation_flags_t  add_to_gpgme_sig_notation_flags_t(unsi
     return static_cast<gpgme_sig_notation_flags_t>(result);
 }
 
+static inline std::vector<std::string> split(const std::string &text, char delimiter)
+{
+    std::vector<std::string> result;
+    if (!text.empty()) {
+        std::istringstream stream{text};
+        std::string line;
+        while (std::getline(stream, line, delimiter)) {
+            result.push_back(line);
+        }
+    }
+    return result;
+}
+
 /**
  * Adapter for passing a vector of strings as NULL-terminated array of
  * const char* to the C-interface of gpgme.