From 974942db43ff2d1fa7ba71ad60f9bb9eae2d8631 Mon Sep 17 00:00:00 2001
From: Christopher Vogt <oss.nsp@cvogt.org>
Date: Sat, 6 Feb 2016 13:03:36 -0500
Subject: CBT Version 1.0-BETA

---
 realpath/realpath.c  | 35 +++++++++++++++++++++++++++++++++++
 realpath/realpath.sh | 18 ++++++++++++++++++
 2 files changed, 53 insertions(+)
 create mode 100644 realpath/realpath.c
 create mode 100755 realpath/realpath.sh

(limited to 'realpath')

diff --git a/realpath/realpath.c b/realpath/realpath.c
new file mode 100644
index 0000000..055dbcf
--- /dev/null
+++ b/realpath/realpath.c
@@ -0,0 +1,35 @@
+// http://stackoverflow.com/questions/284662/how-do-you-normalize-a-file-path-in-bash
+// realpath.c: display the absolute path to a file or directory.
+// Adam Liss, August, 2007
+// This program is provided "as-is" to the public domain, without express or
+// implied warranty, for any non-profit use, provided this notice is maintained.
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <libgen.h>   
+#include <limits.h>
+
+static char *s_pMyName;
+void usage(void);
+
+int main(int argc, char *argv[])
+{
+    char
+        sPath[PATH_MAX];
+
+
+    s_pMyName = strdup(basename(argv[0]));
+
+    if (argc < 2)
+        usage();
+
+    printf("%s\n", realpath(argv[1], sPath));
+    return 0;
+}    
+
+void usage(void)
+{
+    fprintf(stderr, "usage: %s PATH\n", s_pMyName);
+    exit(1);
+}
\ No newline at end of file
diff --git a/realpath/realpath.sh b/realpath/realpath.sh
new file mode 100755
index 0000000..de4d964
--- /dev/null
+++ b/realpath/realpath.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# is there a realiable cross-platform was to do this without relying on compiling C code?
+
+DIR=$(dirname $(readlink "$0") 2>/dev/null || dirname "$0" 2>/dev/null )
+which realpath 2>&1 > /dev/null
+REALPATH_INSTALLED=$?
+
+if [ ! $REALPATH_INSTALLED -eq 0 ]; then
+	if [ ! -f $DIR/realpath ]; then
+	    >&2 echo "Compiling realpath" 
+	    gcc $DIR/realpath.c -o $DIR/realpath
+	    chmod u+x $DIR/realpath
+	fi
+	$DIR/realpath $1
+else
+	realpath $1
+fi
-- 
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