LibC: Implement strchrnul()

luteresa · Feb 22, 2020 · a52b3e8 · a52b3e8
1 parent ba93131
commit a52b3e8
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diff --git a/Libraries/LibC/string.cpp b/Libraries/LibC/string.cpp
@@ -297,6 +297,15 @@ char* strchr(const char* str, int c)
  }
 }
 
+char* strchrnul(const char* str, int c)
+{
+ char ch = c;
+ for (;; ++str) {
+ if (*str == ch || !*str)
+ return const_cast<char*>(str);
+ }
+}
+
 void* memchr(const void* ptr, int c, size_t size)
 {
  char ch = c;

diff --git a/Libraries/LibC/string.h b/Libraries/LibC/string.h
@@ -49,6 +49,7 @@ char* strndup(const char*, size_t);
 char* strcpy(char* dest, const char* src);
 char* strncpy(char* dest, const char* src, size_t);
 char* strchr(const char*, int c);
+char* strchrnul(const char*, int c);
 char* strstr(const char* haystack, const char* needle);
 char* strrchr(const char*, int c);
 char* strcat(char* dest, const char* src);