daemon: add Microsoft libgen port

Add replace dirname with _splitpath to facilitate native Windows
building.

Change-Id: I57712f9f9642c221555b522c312484fed0012f03
Tuleap: #797

src/fileutils.cpp

@@ -42,7 +42,9 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 
+#ifndef WIN32_NATIVE
 #include <libgen.h>
+#endif
 
 #ifdef WIN32_NATIVE
 #include "windirent.h"
@@ -355,11 +357,13 @@ static std::string cache_path;
 static std::string config_path;
 #else
 static char *program_dir = NULL;
+#ifndef WIN32_NATIVE
 void set_program_dir(char *program_path)
 {
     program_dir = dirname(program_path);
 }
 #endif
+#endif
 
 std::string
 get_cache_dir()

src/security/tlsvalidator.cpp

@@ -44,7 +44,11 @@
 
 #include <sys/types.h>
 #include <sys/stat.h>
+
+#ifndef WIN32_NATIVE
 #include <libgen.h>
+#endif
+
 #ifndef _WIN32
 #include <sys/socket.h>
 #include <netinet/tcp.h>
@@ -843,7 +847,12 @@ TlsValidator::CheckResult TlsValidator::privateKeyDirectoryPermissions()
        return TlsValidator::CheckResult(CheckValues::UNSUPPORTED, "");
 
     char* dup = strdup(privateKeyPath_.c_str());
+#ifndef WIN32_NATIVE
     const char* dir = dirname(dup);
+#else
+    char* dir;
+    _splitpath(certificatePath_.c_str(), nullptr, dir, nullptr, nullptr);
+#endif
 
     struct stat statbuf;
     int err = stat(dir, &statbuf);
@@ -861,7 +870,12 @@ TlsValidator::CheckResult TlsValidator::privateKeyDirectoryPermissions()
 TlsValidator::CheckResult TlsValidator::publicKeyDirectoryPermissions()
 {
     char* dup = strdup(certificatePath_.c_str());
+#ifndef WIN32_NATIVE
     const char* dir = dirname(dup);
+#else
+    char* dir;
+    _splitpath(certificatePath_.c_str(), nullptr, dir, nullptr, nullptr);
+#endif
 
     struct stat statbuf;
     int err = stat(dir, &statbuf);