From 2255ece5c5845e88397c71f3bf212ebad73f8f1f Mon Sep 17 00:00:00 2001
From: orbitcowboy <ettl.martin78@gmail.com>
Date: Tue, 17 Jun 2014 17:00:27 +0200
Subject: [PATCH] Extended std.cfg about alloca function and avr.cfg about a
 few definitions.

---
 cfg/avr.cfg | 27 ++++++++++++++++++++++++---
 cfg/std.cfg |  1 +
 2 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/cfg/avr.cfg b/cfg/avr.cfg
index ba754787f..a9ef333c3 100644
--- a/cfg/avr.cfg
+++ b/cfg/avr.cfg
@@ -4,8 +4,6 @@
   <!-- Integer types capable of holding object pointers -->
   <podtype name="intptr_t" sign="s" size="2"/>
   <podtype name="uintptr_t" sign="u" size="2"/>
-  <podtype name="int_farptr_t" sign="s" size="4"/>
-  <podtype name="uint_farptr_t" sign="u" size="4"/>
   <!-- Minimum-width integer types -->
   <podtype name="int_least8_t" sign="s" size="1"/>
   <podtype name="uint_least8_t" sign="u" size="1"/>
@@ -17,5 +15,28 @@
   <podtype name="uint_least64_t" sign="u" size="8"/>
   <!-- Greatest-width integer types -->
   <podtype name="intmax_t" sign="s" size="8"/>
-  <podtype name="uintmax_t" sign="u" size="8"/>   
+  <podtype name="uintmax_t" sign="u" size="8"/>
+  <!-- ctype.h -->
+  <function name="toascii"> <noreturn>false</noreturn> <leak-ignore/> <arg nr="1"><valid>0:255</valid></arg> </function>
+  <!-- errno.h -->
+  <define name="EDOM" value="33"/>
+  <define name="ERANGE" value="34"/>
+  <!-- inttypes.h -->
+  <podtype name="int_farptr_t" sign="s" size="4"/>
+  <podtype name="uint_farptr_t" sign="u" size="4"/>
+  <!-- FIXME: add macros for printf and scanf format specifiers,e.g. PRId8 -->
+  <!-- math.h -->
+  <define name="M_E" value="2.7182818284590452354"/> 
+  <define name="M_LOG2E" value="1.4426950408889634074"/> 
+  <define name="M_LOG10E" value="0.43429448190325182765"/>
+  <define name="M_LN2" value="0.69314718055994530942"/>
+  <define name="M_LN10" value="2.30258509299404568402"/>
+  <define name="M_PI" value="3.14159265358979323846"/>
+  <define name="M_PI_2" value="1.57079632679489661923"/>
+  <define name="M_PI_4" value="0.78539816339744830962"/>
+  <define name="M_1_PI" value="0.31830988618379067154"/>
+  <define name="M_2_PI" value="0.63661977236758134308 "/>  
+  <define name="M_2_SQRTPI" value="1.12837916709551257390"/>
+  <define name="M_SQRT2" value="1.41421356237309504880"/>
+  <define name="M_SQRT1_2" value="0.70710678118654752440"/>
 </def>
diff --git a/cfg/std.cfg b/cfg/std.cfg
index 06c37efbe..a68383221 100644
--- a/cfg/std.cfg
+++ b/cfg/std.cfg
@@ -150,6 +150,7 @@
        <arg nr="2"><not-null/><not-uninit/></arg>
   </function>
   <function name="malloc"><noreturn>false</noreturn><arg nr="1"><not-uninit/></arg></function>
+  <function name="alloca"><noreturn>false</noreturn><arg nr="1"><not-uninit/></arg></function>
   <function name="memchr">
         <noreturn>false</noreturn>
         <leak-ignore/>