From 7038465d13531ba26f16d1b402974bfef3f93115 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Sun, 12 May 2019 21:48:54 +0800
Subject: [PATCH] [pthreads] Add PTHREAD_NUM_MAX in Kconfig.

---
 components/libc/Kconfig                     | 6 ++++++
 components/libc/pthreads/pthread_internal.h | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/components/libc/Kconfig b/components/libc/Kconfig
index b2abe69850..43d9330102 100644
--- a/components/libc/Kconfig
+++ b/components/libc/Kconfig
@@ -8,6 +8,12 @@ config RT_USING_PTHREADS
     bool "Enable pthreads APIs"
     default n
 
+if RT_USING_PTHREADS
+    config PTHREAD_NUM_MAX
+    int "Maximum number of pthreads"
+    default 8
+endif
+
 if RT_USING_LIBC && RT_USING_DFS
     config RT_USING_POSIX
         bool "Enable POSIX layer for poll/select, stdin etc"
diff --git a/components/libc/pthreads/pthread_internal.h b/components/libc/pthreads/pthread_internal.h
index 304701584f..a6706ca091 100644
--- a/components/libc/pthreads/pthread_internal.h
+++ b/components/libc/pthreads/pthread_internal.h
@@ -30,7 +30,10 @@ struct _pthread_key_data
 };
 typedef struct _pthread_key_data _pthread_key_data_t;
 
+#ifndef PTHREAD_NUM_MAX
 #define PTHREAD_NUM_MAX 32
+#endif
+
 #define PTHREAD_MAGIC   0x70746873
 struct _pthread_data
 {