From 3775dca27c7b5fc5cbb46ed393757be7bf16ee8c Mon Sep 17 00:00:00 2001
From: Hugues Delorme <delorme.hugues@fougsys.fr>
Date: Mon, 10 Nov 2014 18:31:44 +0100
Subject: [PATCH] When available, use <stdbool.h> for boolean types

---
 CMakeLists.txt               |  3 +++
 src/gmio_core/config.h.cmake |  1 +
 src/gmio_core/global.h       | 12 ++++++++++++
 3 files changed, 16 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 55c09ad..90f7e48 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,6 +20,9 @@ set(ALL_SRC_FILES  ${ALL_SRC_FILES})
 # Have <stdint.h> ?
 check_include_files(stdint.h GMIO_HAVE_STDINT_H)
 
+# Have <stdbool.h> ?
+check_include_files(stdbool.h GMIO_HAVE_STDBOOL_H)
+
 # Have strtof() ?
 if(NOT BUILD_STRICT_C90)
   check_function_exists(strtof GMIO_HAVE_STRTOF_FUNC)
diff --git a/src/gmio_core/config.h.cmake b/src/gmio_core/config.h.cmake
index 357df6f..88107b4 100644
--- a/src/gmio_core/config.h.cmake
+++ b/src/gmio_core/config.h.cmake
@@ -4,6 +4,7 @@
 #define GMIO_CONFIG_H_CMAKE
 
 #cmakedefine GMIO_HAVE_STDINT_H
+#cmakedefine GMIO_HAVE_STDBOOL_H
 #cmakedefine GMIO_HAVE_STRTOF_FUNC
 
 #cmakedefine GMIO_HAVE_GCC_BUILTIN_BSWAP16_FUNC
diff --git a/src/gmio_core/global.h b/src/gmio_core/global.h
index 2554d2a..b057aaf 100644
--- a/src/gmio_core/global.h
+++ b/src/gmio_core/global.h
@@ -47,6 +47,16 @@ typedef unsigned long long uint64_t;
 
 #endif /* GMIO_USE_STDINT_H */
 
+#ifdef GMIO_HAVE_STDBOOL_H
+# include <stdbool.h>
+
+/*! Typedef for boolean type */
+typedef bool gmio_bool_t;
+
+#define GMIO_FALSE false
+#define GMIO_TRUE  true
+
+#else
 /*! Typedef for boolean type */
 typedef int    gmio_bool_t;
 
@@ -57,6 +67,8 @@ enum gmio_bool_value
   GMIO_TRUE = 1
 };
 
+#endif /* GMIO_HAVE_STDBOOL_H */
+
 /*! Typedef for 32bit real type (float) */
 typedef float  gmio_real32_t;