reorganization: first steps

5 files changed, 123 insertions, 0 deletions

diff --git a/contrib/dep_builders/binutils b/contrib/dep_builders/binutils
new file mode 100755
index 0000000..42dd04b
--- /dev/null
+++ b/contrib/dep_builders/binutils
@@ -0,0 +1,27 @@
+#!/bin/sh
+set -eu
+
+# ensure that we're in the repo root
+if [ ! -d .git ]; then
+	echo please cd to the repo\'s main directory
+	exit
+fi
+
+export PREFIX="$(pwd)/toolchain/prefix/"
+export PATH="$(pwd)/toolchain/prefix/bin/:$PATH"
+BUILDDIR="$(pwd)/toolchain/binutils-build/"
+SYSROOT="$(pwd)/sysroot/"
+mkdir -p $PREFIX
+mkdir -p $BUILDDIR
+
+cd $BUILDDIR
+
+../binutils/configure \
+	--target=x86_64-camellia \
+	--prefix="$PREFIX" \
+	--with-sysroot="$SYSROOT" \
+	--disable-nls \
+	--disable-werror
+mkdir -p gas/doc/ # stupid workaround for the broken build
+make -j4
+make install
diff --git a/contrib/dep_builders/dl b/contrib/dep_builders/dl
new file mode 100755
index 0000000..e6f279f
--- /dev/null
+++ b/contrib/dep_builders/dl
@@ -0,0 +1,9 @@
+#!/bin/sh
+# downloads a file to toolchain/cache unless it's already present there
+
+mkdir -p cache/toolchain
+OUT="cache/toolchain/$(basename $1)"
+
+[ -e "$OUT" ] && exit
+echo "downloading $1..."
+curl "$1" > $OUT
diff --git a/contrib/dep_builders/gcc b/contrib/dep_builders/gcc
new file mode 100755
index 0000000..0a37541
--- /dev/null
+++ b/contrib/dep_builders/gcc
@@ -0,0 +1,31 @@
+#!/bin/sh
+set -eu
+
+# ensure that we're in the repo root
+if [ ! -d .git ]; then
+	echo please cd to the repo\'s main directory
+	exit
+fi
+
+export PREFIX="$(pwd)/toolchain/prefix/"
+export PATH="$(pwd)/toolchain/prefix/bin/:$PATH"
+BUILDDIR="$(pwd)/toolchain/gcc-build/"
+SYSROOT="$(pwd)/sysroot/"
+mkdir -p $PREFIX
+mkdir -p $BUILDDIR
+
+cd $BUILDDIR
+
+../gcc/configure \
+	--target=x86_64-camellia \
+	--prefix="$PREFIX" \
+	--with-sysroot="$SYSROOT" \
+	--enable-languages=c,c++ \
+	--enable-default-pie \
+	--disable-nls \
+	--disable-gcov \
+	--disable-werror
+make -j4 all-gcc
+make -j4 all-target-libgcc
+make install-gcc
+make install-target-libgcc
diff --git a/contrib/sort_includes.rb b/contrib/sort_includes.rb
new file mode 100755
index 0000000..c9f7076
--- /dev/null
+++ b/contrib/sort_includes.rb
@@ -0,0 +1,42 @@
+#!/usr/bin/env ruby
+
+def is_include str
+  str.start_with? '#include'
+end
+
+files = ARGV
+if files.empty?
+  default = "src/**/*.[ch]"
+  puts "no arguments passed, defaulting to #{default}"
+  files = Dir[default]
+end
+
+files.each { |path|
+  File.open(path, "r+") do |file|
+    lines = file.readlines
+
+    last = nil
+    grouped = []
+    lines.each do |line|
+      if is_include(line) != last
+        grouped << [line]
+        last = is_include(line)
+      else
+        grouped[-1] << line
+      end
+    end
+
+    grouped.map do |group|
+      group.sort! if is_include group[0]
+    end
+    grouped = grouped.flatten
+
+    next if grouped == lines
+
+    puts path
+    file.truncate(0)
+    file.seek(0)
+    file.write grouped.join
+  end
+}
+
diff --git a/contrib/stacktrace_resolve.awk b/contrib/stacktrace_resolve.awk
new file mode 100644
index 0000000..53d6993
--- /dev/null
+++ b/contrib/stacktrace_resolve.awk
@@ -0,0 +1,14 @@
+/k\/[0-9A-Fa-f]{8}/ {
+	print;
+	while (match($0, /k\/[0-9A-Fa-f]{8}/)) {
+		addr = substr($0, RSTART + 2, RLENGTH - 2);
+		if (addr != "00000000") {
+			printf "    ";
+			system("addr2line -psfe out/fs/boot/kernel 0x" addr);
+		}
+		$0 = substr($0, RSTART + RLENGTH);
+	}
+	next;
+}
+
+{ print; }