From 70c312779ecad328a8003b93ebe253c4598b6980 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 5 May 2021 19:58:47 -0400
Subject: Add

* OS detection
* linux specfic limits header
---
 include/cleanpath.h | 34 ++++++++++++++++++++++++++++++----
 lib/cleanpath.c     |  4 ++++
 2 files changed, 34 insertions(+), 4 deletions(-)

diff --git a/include/cleanpath.h b/include/cleanpath.h
index 4e7d35d..321f921 100644
--- a/include/cleanpath.h
+++ b/include/cleanpath.h
@@ -1,6 +1,32 @@
 #ifndef CLEANPATH_CLEANPATH_H
 #define CLEANPATH_CLEANPATH_H
 
+// Define some platform detection shortcuts
+#define OS_DARWIN 0
+#define OS_WINDOWS 0
+#define OS_LINUX 0
+#define OS_SUPPORTED 0
+
+#if defined(__APPLE__) && defined(__MACH__)
+#   undef OS_DARWIN
+#   define OS_DARWIN 1
+#   undef OS_SUPPORTED
+#   define OS_SUPPORTED 1
+
+#elif defined(_WIN32)
+#   undef OS_WINDOWS
+#   define OS_WINDOWS 1
+
+#elif defined(__linux) || defined(__linux__)
+#   undef OS_LINUX
+#   define OS_LINUX 1
+#   undef OS_SUPPORTED
+#   define OS_SUPPORTED 1
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+
 #define CLEANPATH_VERSION "0.1.0"
 #define CLEANPATH_FILTER_NONE -1
 #define CLEANPATH_FILTER_EXACT 0
@@ -11,11 +37,11 @@
 #define CLEANPATH_SEP ":"
 
 struct CleanPath {
-    char *data;                       // Pointer to the path string
-    size_t data_len;                  // Length of the path string
-    char *sep;                        // Pointer to the separator used to split the data string
+    char *data;                      // Pointer to the path string
+    size_t data_len;                 // Length of the path string
+    char *sep;                       // Pointer to the separator used to split the data string
     char *part[CLEANPATH_PART_MAX];  // Array of pointers to path elements
-    size_t part_nelem;                // Total number of elements in part array
+    size_t part_nelem;               // Total number of elements in part array
 };
 
 // Prototypes
diff --git a/lib/cleanpath.c b/lib/cleanpath.c
index 344c705..d7f207d 100644
--- a/lib/cleanpath.c
+++ b/lib/cleanpath.c
@@ -4,6 +4,10 @@
 #include <regex.h>
 #include "cleanpath.h"
 
+#if OS_LINUX
+#include <linux/limits.h>
+#endif
+
 /**
  * Split path into parts by sep
  * @param path a string (e.g. "/path1:/path2:/pathN")
-- 
cgit