* fixed typo in readme

* fixed documentation in irq.h
* moved tools folder to dist
* added check for disk space in build_gnuarm script
* fixed gcc check in this script, too

README.md

@@ -2,7 +2,7 @@ RIOT OS
 =======
 RIOT - The revolutionary IoT OS!
 
-RIOT OS is an operating system for Internet of Things (IoT) devices. It is basesed on a microkernel and designed for
+RIOT OS is an operating system for Internet of Things (IoT) devices. It is based on a microkernel and designed for
 * energy efficiency
 * hardware independent development
 * a high degree of modularity

core/include/irq.h

@@ -14,17 +14,17 @@
  * @file
  * @brief       IRQ driver interface
  *
- * @author      Freie Universität Berlin, Computer Systems & Telematics, FeuerWhere project
- * @author      Michael Baar <michael.baar@fu-berlin.de>
- * @version     $Revision: 1410 $
+ * @author      Freie Universität Berlin, Computer Systems & Telematics
  *
- * @note        $Id$
  */
 
 #include <stdbool.h>
 
 /**
  * @brief   This function sets the IRQ disable bit in the status register
+ *
+ * @note    This function should be used in favour of dINT().
+ *
  * @return  previous value of status register
  */
 unsigned disableIRQ(void);
@@ -33,7 +33,6 @@ unsigned disableIRQ(void);
  * @brief   This function clears the IRQ disable bit in the status register
  * @return  previous value of status register
  *
- * @example irq-driver-example.c
  * @see     restoreIRQ
  */
 unsigned enableIRQ(void);
@@ -42,9 +41,9 @@ unsigned enableIRQ(void);
  * @brief   This function restores the IRQ disable bit in the status register
  *          to the value contained within passed state
  * @param   state   state to restore
- * @return  previous state
  *
- * @example irq-driver-example.c
+ * @note    This function should be used in favour of eINT().
+ *
  * @see     disableIRQ
  */
 void restoreIRQ(unsigned state);

dist/tools/toolchains/build_gnuarm.sh

@@ -4,7 +4,8 @@
 PREFIX=${HOME}/gnuarm
 
 # directory to download source files and store intermediates 
-GNUARM_BUILDDIR=${GNUARM_BUILDDIR:-"/tmp/gnuarm-${USER}"}
+TMP_DIR=/var/tmp
+GNUARM_BUILDDIR=${GNUARM_BUILDDIR:-"${TMP_DIR}/gnuarm-${USER}"}
 
 GCC_VER=4.7.2
 GCC_MD5=cc308a0891e778cfda7a151ab8a6e762
@@ -29,7 +30,10 @@ DOWNLOADER_OPTS="-nv -c"
 #
 FILES=.
 
-HOST_GCC_VER=`gcc --version | awk '{ if (NR == 1) { print $4 } }'`
+HOST_GCC_VER=`gcc --version | awk '/gcc/{print $NF}'`
+
+SPACE_NEEDED=2641052
+FREETMP=`df ${TMP_DIR} | awk '{ if (NR == 2) print $4}'`
 
 build_binutils() {
     echo "Building binutils..."
@@ -138,8 +142,18 @@ download_file() {
     echo "${3}  ${2}" | md5sum -c -
 }
 
+check_space() {
+    echo "Checkign disk space in ${TMP_DIR}"
+    if [ $FREETMP -lt $SPACE_NEEDED ]
+    then
+        echo "Not enough available space in ${TMP_DIR}. Minimum ${SPACE_NEEDED} free bytes required."
+        exit 1
+    fi
+}
+
 build_all() {
     echo "Starting in ${GNUARM_BUILDDIR}. Installing to ${PREFIX}."
+    check_space &&
     download &&
 	build_binutils && 
     extract_newlib &&