From 59f6c503cb334fe5f480334691c9c6b0a7a12e3d Mon Sep 17 00:00:00 2001
From: Jean-Francois Dockes <jf@dockes.org>
Date: Thu, 27 Jun 2019 11:11:17 +0200
Subject: [PATCH] shared

---
 src/utils/smallut.cpp | 27 +++++++++++++++++++++++++++
 src/utils/smallut.h   |  5 +++++
 2 files changed, 32 insertions(+)

diff --git a/src/utils/smallut.cpp b/src/utils/smallut.cpp
index 0200dcbd..282eed63 100644
--- a/src/utils/smallut.cpp
+++ b/src/utils/smallut.cpp
@@ -17,6 +17,8 @@
  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <inttypes.h>
+
 #ifdef _WIN32
 // needed for localtime_r under mingw?
 #define _POSIX_THREAD_SAFE_FUNCTIONS
@@ -440,6 +442,31 @@ void stringToTokens(const string& str, vector<string>& tokens,
     }
 }
 
+void stringSplitString(const string& str, vector<string>& tokens,
+                       const string& sep)
+{
+    if (str.empty() || sep.empty())
+        return;
+
+    string::size_type startPos = 0, pos;
+
+    while (startPos < str.size()) {
+        // Find next delimiter or end of string (end of token)
+        pos = str.find(sep, startPos);
+        // Add token to the vector and adjust start
+        if (pos == string::npos) {
+            tokens.push_back(str.substr(startPos));
+            break;
+        } else if (pos == startPos) {
+            // Initial or consecutive separators
+            tokens.push_back(string());
+        } else {
+            tokens.push_back(str.substr(startPos, pos - startPos));
+        }
+        startPos = pos + sep.size();
+    }
+}
+
 bool stringToBool(const string& s)
 {
     if (s.empty()) {
diff --git a/src/utils/smallut.h b/src/utils/smallut.h
index 0946398c..d1b2b760 100644
--- a/src/utils/smallut.h
+++ b/src/utils/smallut.h
@@ -136,6 +136,11 @@ extern void stringToTokens(const std::string& s,
                            const std::string& delims = " \t",
                            bool skipinit = true);
 
+/** Like toTokens but with multichar separator */
+extern void stringSplitString(const std::string& str,
+                              std::vector<std::string>& tokens,
+                              const std::string& sep);
+
 /** Convert string to boolean */
 extern bool stringToBool(const std::string& s);