From 001a30ef4fabd9323addb01d9b649e0224687ae2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joakim=20Nohlg=C3=A5rd?= <joakim.nohlgard@eistec.se>
Date: Tue, 17 Jan 2017 12:46:04 +0100
Subject: [PATCH] dist/tools/ci: Add script for printing installed toolchain
 versions to CI log

---
 dist/tools/ci/build_and_test.sh           |  2 +
 dist/tools/ci/print_toolchain_versions.sh | 69 +++++++++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100755 dist/tools/ci/print_toolchain_versions.sh

diff --git a/dist/tools/ci/build_and_test.sh b/dist/tools/ci/build_and_test.sh
index 4a9aba395..cfe7eccf0 100755
--- a/dist/tools/ci/build_and_test.sh
+++ b/dist/tools/ci/build_and_test.sh
@@ -78,6 +78,8 @@ then
             exit $RESULT
         fi
 
+        run ./dist/tools/ci/print_toolchain_versions.sh
+
         run ./dist/tools/whitespacecheck/check.sh ${CI_BASE_BRANCH}
         run ./dist/tools/licenses/check.sh ${CI_BASE_BRANCH} --diff-filter=MR --error-exitcode=0
         run ./dist/tools/licenses/check.sh ${CI_BASE_BRANCH} --diff-filter=AC
diff --git a/dist/tools/ci/print_toolchain_versions.sh b/dist/tools/ci/print_toolchain_versions.sh
new file mode 100755
index 000000000..9d39938de
--- /dev/null
+++ b/dist/tools/ci/print_toolchain_versions.sh
@@ -0,0 +1,69 @@
+#!/bin/sh
+
+gcc_version() {
+    local cc
+    if [ -z "$1" ]; then
+        cc=gcc
+    else
+        cc=$1-gcc
+    fi
+    local ver=
+    if command -v "$cc" 2>&1 >/dev/null; then
+        ver=$("$cc" --version | head -n 1)
+    fi
+    if [ -z "$ver" ]; then
+        ver=missing/error
+    fi
+    printf "%s" "$ver"
+}
+
+get_define() {
+    local cc="$1"
+    local line=
+    if command -v "$cc" 2>&1 >/dev/null; then
+        line=$(echo "$3" | "$cc" -x c -include "$2" -E -o - - 2>&1 | sed -e '/^[   ]*#/d' -e '/^[  ]*$/d')
+    fi
+    if [ -z "$line" ]; then
+        line=missing/error
+    fi
+    printf "%s" "$line"
+}
+
+newlib_version() {
+    if [ -z "$1" ]; then
+        cc=gcc
+    else
+        cc=$1-gcc
+    fi
+    printf "%s" "$(get_define "$cc" newlib.h _NEWLIB_VERSION)"
+}
+
+avr_libc_version() {
+    if [ -z "$1" ]; then
+        cc=gcc
+    else
+        cc=$1-gcc
+    fi
+    printf "%s (%s)" "$(get_define "$cc" avr/version.h __AVR_LIBC_VERSION_STRING__)" "$(get_define "$cc" avr/version.h __AVR_LIBC_DATE_STRING__)"
+}
+
+printf "Installed toolchain versions:\n"
+VER=$(gcc --version | head -n 1)
+if [ -n "$VER" ]; then
+    printf "%20s: %s\n" "native gcc" "$VER"
+fi
+for p in msp430 avr arm-none-eabi; do
+    printf "%20s: %s\n" "$p-gcc" "$(gcc_version "$p")"
+done
+VER=$(clang --version | head -n 1)
+if [ -n "$VER" ]; then
+    printf "%20s: %s\n" "clang" "$VER"
+fi
+
+for p in arm-none-eabi; do
+    printf "%20s: %s\n" "$p-newlib" "$(newlib_version "$p")"
+done
+for p in avr; do
+    printf "%20s: %s\n" "$p-libc" "$(avr_libc_version "$p")"
+done
+exit 0