From 193d63c81becdfdec217a160afc714fc3d3a4bc2 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Wed, 12 Apr 2023 18:42:25 +0200
Subject: [PATCH] libluna+libc: Add strpbrk()

---
 libc/include/string.h          |  3 +++
 libluna/include/luna/CString.h |  2 ++
 libluna/src/CString.cpp        | 11 +++++++++++
 3 files changed, 16 insertions(+)

diff --git a/libc/include/string.h b/libc/include/string.h
index 613c187d..cf66fbe4 100644
--- a/libc/include/string.h
+++ b/libc/include/string.h
@@ -65,6 +65,9 @@ extern "C"
     /* Return the length of the initial segment of str which consists only of bytes not in reject. */
     size_t strcspn(const char* str, const char* reject);
 
+    /* Return a pointer to the first occurrence of any of the characters in accept in s. */
+    char* strpbrk(const char* s, const char* delim);
+
     /* Separate a string into several tokens. */
     char* strtok(char* str, const char* delim);
 
diff --git a/libluna/include/luna/CString.h b/libluna/include/luna/CString.h
index d5a13b16..fb2598d9 100644
--- a/libluna/include/luna/CString.h
+++ b/libluna/include/luna/CString.h
@@ -34,4 +34,6 @@ extern "C"
 
     char* strchr(const char* str, int c);
     char* strrchr(const char* str, int c);
+
+    char* strpbrk(const char* s, const char* accept);
 }
diff --git a/libluna/src/CString.cpp b/libluna/src/CString.cpp
index caf5d59a..7dc32ac6 100644
--- a/libluna/src/CString.cpp
+++ b/libluna/src/CString.cpp
@@ -237,4 +237,15 @@ extern "C"
 
         return nullptr;
     }
+
+    char* strpbrk(const char* s, const char* accept)
+    {
+        usize index = strcspn(s, accept);
+
+        const char* ptr = s + index;
+
+        if (*ptr) return const_cast<char*>(ptr);
+
+        return nullptr;
+    }
 }