From e816026faa1ae11f0e9d26d27f420a304d4ad210 Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: 周五, 16 10月 2015 06:16:45 +0800
Subject: [PATCH] Resolve #59: input buffer overrun handling

---
 libscpi/inc/scpi/config.h |   26 ++++++++++++++++++++++++--
 1 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/libscpi/inc/scpi/config.h b/libscpi/inc/scpi/config.h
index e301c56..c3f4e7e 100644
--- a/libscpi/inc/scpi/config.h
+++ b/libscpi/inc/scpi/config.h
@@ -54,14 +54,30 @@
 #define SCPI_LINE_ENDING        LINE_ENDING_CRLF
 #endif
 
-/* Enable full error list
+/**
+ * Detect, if it has limited resources or it is running on a full blown operating system.
+ * All values can be overiden by scpi_user_config.h
+ */
+#define SYSTEM_BARE_METAL 0
+#define SYSTEM_FULL_BLOWN 1
+
+/* This should cover all windows compilers (msvc, mingw, cvi) and all Linux/OSX/BSD and other UNIX compatible systems (gcc, clang) */
+#if defined(_WIN32) || defined(_WIN64) || defined(__unix) || defined(__unix__) || defined(__APPLE__)
+#define SYSTEM_TYPE SYSTEM_FULL_BLOWN
+#else
+#define SYSTEM_TYPE SYSTEM_BARE_METAL
+#endif
+
+/**
+ * Enable full error list
  * 0 = Minimal set of errors
  * 1 = Full set of errors
  *
  * For small systems, full set of errors will occupy large ammount of data
+ * It is enabled by default on full blown systems and disabled on limited bare metal systems
  */
 #ifndef USE_FULL_ERROR_LIST
-#define USE_FULL_ERROR_LIST 0
+#define USE_FULL_ERROR_LIST SYSTEM_TYPE
 #endif
 
 /**
@@ -150,6 +166,12 @@
 #endif
 
 #if HAVE_DTOSTRE
+#define SCPIDEFINE_floatToStr(v, s, l) strlen(dtostre((double)(v), (s), 6, DTOSTR_PLUS_SIGN | DTOSTR_ALWAYS_SIGN | DTOSTR_UPPERCASE))
+#else
+#define SCPIDEFINE_floatToStr(v, s, l) snprintf((s), (l), "%g", (v))
+#endif
+
+#if HAVE_DTOSTRE
 #define SCPIDEFINE_doubleToStr(v, s, l) strlen(dtostre((v), (s), 6, DTOSTR_PLUS_SIGN | DTOSTR_ALWAYS_SIGN | DTOSTR_UPPERCASE))
 #else
 #define SCPIDEFINE_doubleToStr(v, s, l) snprintf((s), (l), "%lg", (v))

--
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