From 640e4be5be23bf7579cd613999d6bfc95e9ca366 Mon Sep 17 00:00:00 2001
From: John Jones <jmjatlanta@gmail.com>
Date: Tue, 21 Mar 2017 13:40:46 -0500
Subject: [PATCH] fix for strtok_r

---
 include/ipfs/util/string_tokenizer.h | 10 -------
 main/Makefile                        |  3 +--
 merkledag/node.c                     | 10 +++----
 test/Makefile                        |  1 -
 util/Makefile                        |  2 +-
 util/string_tokenizer.c              | 39 ----------------------------
 6 files changed, 7 insertions(+), 58 deletions(-)
 delete mode 100644 include/ipfs/util/string_tokenizer.h
 delete mode 100644 util/string_tokenizer.c

diff --git a/include/ipfs/util/string_tokenizer.h b/include/ipfs/util/string_tokenizer.h
deleted file mode 100644
index 95e490b..0000000
--- a/include/ipfs/util/string_tokenizer.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#pragma once
-
-/**
- * A replacement strtok_r so we can compile with c99
- * @param str the original string
- * @param delim the delimiters
- * @param nextp used internally to save state
- * @returns a pointer to the next element
- */
-char* ipfs_utils_strtok_r(char *str, const char *delim, char **nextp);
diff --git a/main/Makefile b/main/Makefile
index f3ee38a..8bb9111 100644
--- a/main/Makefile
+++ b/main/Makefile
@@ -29,8 +29,7 @@ OBJS = main.o \
 	../unixfs/unixfs.o \
 	../../c-protobuf/protobuf.o ../../c-protobuf/varint.o \
 	../util/errs.o \
-	../util/time.o \
-	../util/string_tokenizer.o
+	../util/time.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
diff --git a/merkledag/node.c b/merkledag/node.c
index 6e7d1a2..b85c794 100644
--- a/merkledag/node.c
+++ b/merkledag/node.c
@@ -13,8 +13,8 @@
 #include "ipfs/cid/cid.h"
 #include "ipfs/merkledag/node.h"
 #include "ipfs/unixfs/unixfs.h"
-#include "ipfs/util/string_tokenizer.h"
 
+extern char *strtok_r(char *, const char *, char **);
 
 // for protobuf Node (all fields optional)    data (optional bytes)      links (repeated node_link)
 enum WireType ipfs_node_message_fields[] = { WIRETYPE_LENGTH_DELIMITED, WIRETYPE_LENGTH_DELIMITED };
@@ -692,10 +692,10 @@ int Node_Resolve_Max_Size(char * input1)
 	int num = 0;
 	char * tr;
 	char * end;
-	tr=ipfs_utils_strtok_r(input,"/",&end);
+	tr=strtok_r(input,"/",&end);
 	for(int i = 0;tr;i++)
 	{
-		tr=ipfs_utils_strtok_r(NULL,"/",&end);
+		tr=strtok_r(NULL,"/",&end);
 		num++;
 	}
 	return num;
@@ -719,12 +719,12 @@ int Node_Resolve(char ** result, char * input1)
 	strcpy(input, input1);
 	char * tr;
 	char * end;
-	tr=ipfs_utils_strtok_r(input,"/",&end);
+	tr=strtok_r(input,"/",&end);
 	for(int i = 0;tr;i++)
 	{
 		result[i] = (char *) malloc(strlen(tr)+1);
 		strcpy(result[i], tr);
-		tr=ipfs_utils_strtok_r(NULL,"/",&end);
+		tr=strtok_r(NULL,"/",&end);
 	}
 	return 1;
 }
diff --git a/test/Makefile b/test/Makefile
index 5118ba3..776464a 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -28,7 +28,6 @@ OBJS = testit.o test_helper.o \
 	../routing/supernode.o \
 	../thirdparty/ipfsaddr/ipfs_addr.o \
 	../unixfs/unixfs.o \
-	../util/string_tokenizer.o \
 	../../c-protobuf/protobuf.o ../../c-protobuf/varint.o
 
 %.o: %.c $(DEPS)
diff --git a/util/Makefile b/util/Makefile
index a756ff9..559e417 100644
--- a/util/Makefile
+++ b/util/Makefile
@@ -7,7 +7,7 @@ endif
 
 LFLAGS = 
 DEPS = 
-OBJS = errs.o time.o string_tokenizer.o
+OBJS = errs.o time.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
diff --git a/util/string_tokenizer.c b/util/string_tokenizer.c
deleted file mode 100644
index b8a6d0e..0000000
--- a/util/string_tokenizer.c
+++ /dev/null
@@ -1,39 +0,0 @@
-#include <stdlib.h>
-#include <string.h>
-
-/**
- * A replacement strtok_r so we can compile with c99
- * @param str the original string
- * @param delim the delimiters
- * @param nextp used internally to save state
- * @returns a pointer to the next element
- */
-char* ipfs_utils_strtok_r(char *str, const char *delim, char **nextp)
-{
-    char *ret;
-
-    if (str == NULL)
-    {
-        str = *nextp;
-    }
-
-    str += strspn(str, delim);
-
-    if (*str == '\0')
-    {
-        return NULL;
-    }
-
-    ret = str;
-
-    str += strcspn(str, delim);
-
-    if (*str)
-    {
-        *str++ = '\0';
-    }
-
-    *nextp = str;
-
-    return ret;
-}