Check pthread prtability in configure as additional change for #307

configure.ac

@@ -228,6 +228,29 @@ dnl ----------------------------------------------
 dnl malloc_trim function
 AC_CHECK_FUNCS([malloc_trim])
 
+dnl ----------------------------------------------
+dnl check symbols/macros/enums
+dnl ----------------------------------------------
+dnl PTHREAD_MUTEX_RECURSIVE
+AC_MSG_CHECKING([pthread mutex recursive])
+AC_COMPILE_IFELSE(
+  [AC_LANG_PROGRAM([[#include <pthread.h>]],
+                   [[int i = PTHREAD_MUTEX_RECURSIVE;]])
+  ],
+  [AC_DEFINE(S3FS_MUTEX_RECURSIVE, PTHREAD_MUTEX_RECURSIVE, [Define if you have PTHREAD_MUTEX_RECURSIVE])
+   AC_MSG_RESULT(PTHREAD_MUTEX_RECURSIVE)
+  ],
+  [AC_COMPILE_IFELSE(
+    [AC_LANG_PROGRAM([[#include <pthread.h>]],
+                     [[int i = PTHREAD_MUTEX_RECURSIVE_NP;]])
+    ],
+    [AC_DEFINE(S3FS_MUTEX_RECURSIVE, PTHREAD_MUTEX_RECURSIVE_NP, [Define if you have PTHREAD_MUTEX_RECURSIVE_NP])
+     AC_MSG_RESULT(PTHREAD_MUTEX_RECURSIVE_NP)
+    ],
+    [AC_MSG_ERROR([do not have PTHREAD_MUTEX_RECURSIVE symbol])])
+  ]
+)
+
 dnl ----------------------------------------------
 dnl output files
 dnl ----------------------------------------------

src/fdcache.cpp

@@ -619,7 +619,7 @@ FdEntity::FdEntity(const char* tpath, const char* cpath)
   try{
     pthread_mutexattr_t attr;
     pthread_mutexattr_init(&attr);
-    pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);   // recursive mutex
+    pthread_mutexattr_settype(&attr, S3FS_MUTEX_RECURSIVE);   // recursive mutex
     pthread_mutex_init(&fdent_lock, &attr);
     is_lock_init = true;
   }catch(exception& e){