diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..184c31c1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+/builds
+/dist
+/logs
+/downloads
+/tools
diff --git a/.travis.yml b/.travis.yml
index 86d96392..66c79d4f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,29 +1,18 @@
 language: c
-
 compiler: gcc
+sudo: false
+dist: trusty
 
-before_install:
- - sudo apt-get update -qq
- - sudo apt-get install -qq libtalloc-dev uthash-dev libarchive-dev gdb strace realpath
- - sudo pip install cpp-coveralls
-
-script: if [ ${COVERITY_SCAN_BRANCH} != 1 ]; then make -C src loader.exe loader-m32.exe build.h && env CFLAGS=--coverage LDFLAGS='--coverage' make -C src proot && env PATH=/bin:/usr/bin:/sbin:/usr/sbin:$PWD/src make -C tests; fi
+env:
+  - TARGET=x86_64-linux-musl
+  - TARGET=i486-linux-musl
+  - TARGET=aarch64-linux-musl
+  - TARGET=arm-linux-musleabi
+  - TARGET=arm-linux-musleabihf
 
-after_success:
-  - coveralls --build-root src --exclude tests --gcov-options '\-lp'
 
-env:
-  global:
-   # The next declaration is the encrypted COVERITY_SCAN_TOKEN, created
-   # via the "travis encrypt" command using the project repo's public key
-   - secure: "G2fG/oWcEOiG+RYLCK3XOO/7ZXn4LoiIyOT4fxxJzb43gu/90lEkbwsALqVAAjh/Fn5T4rYqiECeJ0jEhxvWak1pK/jkFshfXzL34yaY8ZLNtwvnFf7+DDtsj1Hx136TEjYuyc/jasoTf/3fNlIX6Oh1BB6c0UtJfHwTfbreRbI="
+script:
+  - bash build ${TARGET}
 
-addons:
-  coverity_scan:
-    project:
-      name: "cedric-vincent/PRoot"
-      description: "PRoot"
-    notification_email: cedric.vincent@gmail.com
-    build_command_prepend:
-    build_command: make -C src
-    branch_pattern: coverity_scan
+after_success:
+  - bash upload
diff --git a/build b/build
new file mode 100755
index 00000000..d343b3d5
--- /dev/null
+++ b/build
@@ -0,0 +1,141 @@
+#!/usr/bin/env bash
+set -e
+
+TARGET=$1
+
+if [[ -z "${TARGET}" ]] ; then
+    printf "Usage: $0 target\n"
+    exit 1
+fi
+
+HOSTCC=$CC
+
+if [[ -z "$HOSTCC" ]] ; then
+    HOSTCC="cc"
+fi
+
+unset CC CXX LINK AR NM READELF RANLIB
+
+MUSL_CROSS_MAKE_RELEASE=8
+MUSL_CROSS_MAKE_SRC="https://github.com/just-containers/musl-cross-make/releases/download/v${MUSL_CROSS_MAKE_RELEASE}"
+
+versions__talloc=2.1.11
+versions__queue=1.72
+versions__zlib=1.2.11
+versions__gcc=7.2.0
+versions__github_release=0.7.2
+
+sources__talloc="https://www.samba.org/ftp/talloc/talloc-${versions__talloc}.tar.gz"
+sources__queue="http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/sys/sys/queue.h?rev=${versions__queue}"
+sources__zlib="https://zlib.net/zlib-${versions__zlib}.tar.gz"
+sources__gcc="$MUSL_CROSS_MAKE_SRC/gcc-${versions__gcc}-${TARGET}.tar.xz"
+sources__github_release="https://github.com/aktau/github-release/releases/download/v${versions__github_release}/linux-amd64-github-release.tar.bz2"
+sources__gcc_manifest="${MUSL_CROSS_MAKE_SRC}/gcc-7.2.0-manifest.txt"
+
+files__talloc="$(basename ${sources__talloc})"
+files__queue="queue-${versions__queue}.h"
+files__zlib="$(basename ${sources__zlib})"
+files__gcc="$(basename ${sources__gcc})"
+files__gcc_manifest="$(basename ${sources__gcc_manifest})"
+files__github_release="$(basename ${sources__github_release})"
+
+
+THISDIR=$(pwd)
+DISTDIR=$(pwd)/dist
+DOWNLOADDIR=$(pwd)/downloads
+BUILDDIR=$(pwd)/builds/${TARGET}
+TOOLDIR=$(pwd)/tools
+LOGDIR=$(pwd)/logs
+
+mkdir -p $DISTDIR/bin
+mkdir -p $DOWNLOADDIR
+mkdir -p $BUILDDIR
+mkdir -p $TOOLDIR/bin
+mkdir -p $LOGDIR
+rm -f $LOGDIR/*${TARGET}*.txt
+
+download_package() {
+    package=$1
+
+    package_file="files__${package}"
+    package_file="${!package_file}"
+
+    package_source="sources__${package}"
+    package_source="${!package_source}"
+
+    if [[ ! -f "$DOWNLOADDIR/${package_file}" ]] ; then
+        printf "Downloading ${package_file}\n"
+        curl -s -R -L -o "$DOWNLOADDIR/${package_file}" \
+          "${package_source}"
+    fi
+}
+
+export PATH="$TOOLDIR/bin:$PATH"
+
+download_package "talloc"
+download_package "queue"
+download_package "zlib"
+download_package "gcc" "gcc cross-compiler"
+download_package "gcc_manifest" "gcc manifest"
+download_package "github_release" "github-release"
+
+while read -r line; do
+    key=$(printf "${line}" | cut -d"=" -f1)
+    value=$(printf "${line}" | cut -d"=" -f2)
+    case "${key}" in
+        musl|gcc) printf -v "versions__${key}" "%s" "$value" ;;
+    esac
+done < $DOWNLOADDIR/gcc-7.2.0-manifest.txt
+
+tar xf "$DOWNLOADDIR/gcc-7.2.0-${TARGET}.tar.xz" -C $TOOLDIR
+tar xf "$DOWNLOADDIR/${files__github_release}" -C $TOOLDIR/bin --strip-components=3
+
+cp $DOWNLOADDIR/queue-${versions__queue}.h $TOOLDIR/$TARGET/include/sys/queue.h
+
+printf "Building zlib\n"
+tar xf "$DOWNLOADDIR/zlib-${versions__zlib}.tar.gz" -C $BUILDDIR
+cd $BUILDDIR/zlib-${versions__zlib}
+
+CC="$TARGET-gcc" \
+CPP="$TARGET-cpp" \
+AR="$TARGET-ar" \
+RANLIB="$TARGET-ranlib" \
+./configure \
+  --prefix=$TOOLDIR/$TARGET
+make
+make install
+
+printf "Building talloc\n"
+
+tar xf "$DOWNLOADDIR/talloc-${versions__talloc}.tar.gz" -C $BUILDDIR
+cd $BUILDDIR/talloc-${versions__talloc}
+
+CC="$TARGET-gcc" \
+CPP="$TARGET-cpp" \
+AR="$TARGET-ar" \
+RANLIB="$TARGET-ranlib" \
+./configure \
+  --prefix=$TOOLDIR/$TARGET \
+  --cross-compile \
+  --cross-answers=$THISDIR/waf-answers/${TARGET}.answers \
+  --cross-execute=${TARGET}- \
+  --disable-python \
+  --hostcc=$HOSTCC \
+  --prefix=$TOOLDIR/${TARGET}
+make
+make install
+rm -f $TOOLDIR/$TARGET/lib/libtalloc.a
+${TARGET}-ar qf $TOOLDIR/$TARGET/lib/libtalloc.a bin/default/talloc_5.o
+
+rm -rf $BUILDDIR/proot
+mkdir -p $BUILDDIR/proot
+cp -r $THISDIR/src $BUILDDIR/proot/src
+cp -r $THISDIR/tests $BUILDDIR/proot/tests
+cp -r $THISDIR/doc $BUILDDIR/proot/doc
+cd $BUILDDIR/proot/src
+make CROSS_COMPILE="${TARGET}-" LDFLAGS="-s -static -ltalloc"
+
+cp $BUILDDIR/proot/src/proot $DISTDIR/bin/proot
+tar cJf $DISTDIR/proot-5.1.0-${TARGET}.tar.xz -C $DISTDIR bin
+
+printf 'Built using `musl-%s` and `talloc-%s`\n' "${versions__musl}" "${versions__talloc}" > $DISTDIR/release.md
diff --git a/upload b/upload
new file mode 100755
index 00000000..8ae3097b
--- /dev/null
+++ b/upload
@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+set -e
+
+# don't loop if files don't exist
+shopt -s nullglob
+
+# exit if TRAVIS_TAG is empty, no need to release anything
+if [ -z "${TRAVIS_TAG}" ]; then
+  exit 0
+fi
+
+export "PATH=$(pwd)/tools/bin:$PATH"
+
+# get user and repo names
+USERNAME=$(echo ${TRAVIS_REPO_SLUG} | cut -d"/" -f1)
+REPONAME=$(echo ${TRAVIS_REPO_SLUG} | cut -d"/" -f2)
+
+# release
+github-release release \
+  --user "${USERNAME}" \
+  --repo "${REPONAME}" \
+  --tag "${TRAVIS_TAG}" \
+  --name "${TRAVIS_TAG}" \
+  --description "$(cat $(pwd)/dist/release.md)" || true
+
+# binaries
+for i in "$(pwd)/dist/"*.tar.xz; do
+  name=$(basename ${i})
+  github-release upload \
+    --user "${USERNAME}" \
+    --repo "${REPONAME}" \
+    --tag "${TRAVIS_TAG}" \
+    --name "${name}" \
+    --file "${i}"
+done
diff --git a/waf-answers/aarch64-linux-musl.answers b/waf-answers/aarch64-linux-musl.answers
new file mode 100644
index 00000000..8941e5d5
--- /dev/null
+++ b/waf-answers/aarch64-linux-musl.answers
@@ -0,0 +1,46 @@
+Checking uname sysname type: "Linux"
+Checking uname machine type: "dontcare"
+Checking uname release type: "dontcare"
+Checking uname version type: "dontcare"
+Checking simple C program: OK
+building library support: OK
+Checking for large file support: OK
+Checking for -D_FILE_OFFSET_BITS=64: OK
+Checking for WORDS_BIGENDIAN: OK
+Checking size of char: "1"
+Checking size of int: "4"
+Checking size of long long: "8"
+Checking size of long: "8"
+Checking size of off_t: "8"
+Checking size of short: "2"
+Checking size of size_t: "8"
+Checking size of ssize_t: "8"
+Checking size of dev_t: "8"
+Checking size of ino_t: "8"
+Checking size of time_t: "8"
+Checking size of void*: "8"
+Checking for C99 vsnprintf: OK
+Checking for HAVE_SECURE_MKSTEMP: OK
+rpath library support: OK
+-Wl,--version-script support: OK
+Checking size of bool: "1"
+Checking size of int8_t: "1"
+Checking size of uint8_t: "1"
+Checking size of int16_t: "2"
+Checking size of uint16_t: "2"
+Checking size of int32_t: "4"
+Checking size of uint32_t: "4"
+Checking size of int64_t: "8"
+Checking size of uint64_t: "8"
+Checking correct behavior of strtoll: OK
+Checking correct behavior of strptime: OK
+Checking for HAVE_IFACE_GETIFADDRS: OK
+Checking for HAVE_IFACE_IFCONF: OK
+Checking for HAVE_IFACE_IFREQ: OK
+Checking getconf LFS_CFLAGS: "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+Checking for large file support without additional flags: OK
+Checking for working strptime: OK
+Checking for HAVE_SHARED_MMAP: OK
+Checking for HAVE_MREMAP: OK
+Checking for HAVE_INCOHERENT_MMAP: NO
+Checking getconf large file support flags work: OK
diff --git a/waf-answers/arm-linux-musleabi.answers b/waf-answers/arm-linux-musleabi.answers
new file mode 100644
index 00000000..99598533
--- /dev/null
+++ b/waf-answers/arm-linux-musleabi.answers
@@ -0,0 +1,46 @@
+Checking uname sysname type: "Linux"
+Checking uname machine type: "dontcare"
+Checking uname release type: "dontcare"
+Checking uname version type: "dontcare"
+Checking simple C program: OK
+building library support: OK
+Checking for large file support: OK
+Checking for -D_FILE_OFFSET_BITS=64: OK
+Checking for WORDS_BIGENDIAN: OK
+Checking size of char: "1"
+Checking size of int: "4"
+Checking size of long long: "8"
+Checking size of long: "4"
+Checking size of off_t: "8"
+Checking size of short: "2"
+Checking size of size_t: "4"
+Checking size of ssize_t: "4"
+Checking size of dev_t: "8"
+Checking size of ino_t: "8"
+Checking size of time_t: "4"
+Checking size of void*: "4"
+Checking for C99 vsnprintf: OK
+Checking for HAVE_SECURE_MKSTEMP: OK
+rpath library support: OK
+-Wl,--version-script support: OK
+Checking size of bool: "1"
+Checking size of int8_t: "1"
+Checking size of uint8_t: "1"
+Checking size of int16_t: "2"
+Checking size of uint16_t: "2"
+Checking size of int32_t: "4"
+Checking size of uint32_t: "4"
+Checking size of int64_t: "8"
+Checking size of uint64_t: "8"
+Checking correct behavior of strtoll: OK
+Checking correct behavior of strptime: OK
+Checking for HAVE_IFACE_GETIFADDRS: OK
+Checking for HAVE_IFACE_IFCONF: OK
+Checking for HAVE_IFACE_IFREQ: OK
+Checking getconf LFS_CFLAGS: "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+Checking for large file support without additional flags: OK
+Checking for working strptime: OK
+Checking for HAVE_SHARED_MMAP: OK
+Checking for HAVE_MREMAP: OK
+Checking for HAVE_INCOHERENT_MMAP: NO
+Checking getconf large file support flags work: OK
diff --git a/waf-answers/arm-linux-musleabihf.answers b/waf-answers/arm-linux-musleabihf.answers
new file mode 100644
index 00000000..99598533
--- /dev/null
+++ b/waf-answers/arm-linux-musleabihf.answers
@@ -0,0 +1,46 @@
+Checking uname sysname type: "Linux"
+Checking uname machine type: "dontcare"
+Checking uname release type: "dontcare"
+Checking uname version type: "dontcare"
+Checking simple C program: OK
+building library support: OK
+Checking for large file support: OK
+Checking for -D_FILE_OFFSET_BITS=64: OK
+Checking for WORDS_BIGENDIAN: OK
+Checking size of char: "1"
+Checking size of int: "4"
+Checking size of long long: "8"
+Checking size of long: "4"
+Checking size of off_t: "8"
+Checking size of short: "2"
+Checking size of size_t: "4"
+Checking size of ssize_t: "4"
+Checking size of dev_t: "8"
+Checking size of ino_t: "8"
+Checking size of time_t: "4"
+Checking size of void*: "4"
+Checking for C99 vsnprintf: OK
+Checking for HAVE_SECURE_MKSTEMP: OK
+rpath library support: OK
+-Wl,--version-script support: OK
+Checking size of bool: "1"
+Checking size of int8_t: "1"
+Checking size of uint8_t: "1"
+Checking size of int16_t: "2"
+Checking size of uint16_t: "2"
+Checking size of int32_t: "4"
+Checking size of uint32_t: "4"
+Checking size of int64_t: "8"
+Checking size of uint64_t: "8"
+Checking correct behavior of strtoll: OK
+Checking correct behavior of strptime: OK
+Checking for HAVE_IFACE_GETIFADDRS: OK
+Checking for HAVE_IFACE_IFCONF: OK
+Checking for HAVE_IFACE_IFREQ: OK
+Checking getconf LFS_CFLAGS: "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+Checking for large file support without additional flags: OK
+Checking for working strptime: OK
+Checking for HAVE_SHARED_MMAP: OK
+Checking for HAVE_MREMAP: OK
+Checking for HAVE_INCOHERENT_MMAP: NO
+Checking getconf large file support flags work: OK
diff --git a/waf-answers/i486-linux-musl.answers b/waf-answers/i486-linux-musl.answers
new file mode 100644
index 00000000..99598533
--- /dev/null
+++ b/waf-answers/i486-linux-musl.answers
@@ -0,0 +1,46 @@
+Checking uname sysname type: "Linux"
+Checking uname machine type: "dontcare"
+Checking uname release type: "dontcare"
+Checking uname version type: "dontcare"
+Checking simple C program: OK
+building library support: OK
+Checking for large file support: OK
+Checking for -D_FILE_OFFSET_BITS=64: OK
+Checking for WORDS_BIGENDIAN: OK
+Checking size of char: "1"
+Checking size of int: "4"
+Checking size of long long: "8"
+Checking size of long: "4"
+Checking size of off_t: "8"
+Checking size of short: "2"
+Checking size of size_t: "4"
+Checking size of ssize_t: "4"
+Checking size of dev_t: "8"
+Checking size of ino_t: "8"
+Checking size of time_t: "4"
+Checking size of void*: "4"
+Checking for C99 vsnprintf: OK
+Checking for HAVE_SECURE_MKSTEMP: OK
+rpath library support: OK
+-Wl,--version-script support: OK
+Checking size of bool: "1"
+Checking size of int8_t: "1"
+Checking size of uint8_t: "1"
+Checking size of int16_t: "2"
+Checking size of uint16_t: "2"
+Checking size of int32_t: "4"
+Checking size of uint32_t: "4"
+Checking size of int64_t: "8"
+Checking size of uint64_t: "8"
+Checking correct behavior of strtoll: OK
+Checking correct behavior of strptime: OK
+Checking for HAVE_IFACE_GETIFADDRS: OK
+Checking for HAVE_IFACE_IFCONF: OK
+Checking for HAVE_IFACE_IFREQ: OK
+Checking getconf LFS_CFLAGS: "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+Checking for large file support without additional flags: OK
+Checking for working strptime: OK
+Checking for HAVE_SHARED_MMAP: OK
+Checking for HAVE_MREMAP: OK
+Checking for HAVE_INCOHERENT_MMAP: NO
+Checking getconf large file support flags work: OK
diff --git a/waf-answers/x86_64-linux-musl.answers b/waf-answers/x86_64-linux-musl.answers
new file mode 100644
index 00000000..8941e5d5
--- /dev/null
+++ b/waf-answers/x86_64-linux-musl.answers
@@ -0,0 +1,46 @@
+Checking uname sysname type: "Linux"
+Checking uname machine type: "dontcare"
+Checking uname release type: "dontcare"
+Checking uname version type: "dontcare"
+Checking simple C program: OK
+building library support: OK
+Checking for large file support: OK
+Checking for -D_FILE_OFFSET_BITS=64: OK
+Checking for WORDS_BIGENDIAN: OK
+Checking size of char: "1"
+Checking size of int: "4"
+Checking size of long long: "8"
+Checking size of long: "8"
+Checking size of off_t: "8"
+Checking size of short: "2"
+Checking size of size_t: "8"
+Checking size of ssize_t: "8"
+Checking size of dev_t: "8"
+Checking size of ino_t: "8"
+Checking size of time_t: "8"
+Checking size of void*: "8"
+Checking for C99 vsnprintf: OK
+Checking for HAVE_SECURE_MKSTEMP: OK
+rpath library support: OK
+-Wl,--version-script support: OK
+Checking size of bool: "1"
+Checking size of int8_t: "1"
+Checking size of uint8_t: "1"
+Checking size of int16_t: "2"
+Checking size of uint16_t: "2"
+Checking size of int32_t: "4"
+Checking size of uint32_t: "4"
+Checking size of int64_t: "8"
+Checking size of uint64_t: "8"
+Checking correct behavior of strtoll: OK
+Checking correct behavior of strptime: OK
+Checking for HAVE_IFACE_GETIFADDRS: OK
+Checking for HAVE_IFACE_IFCONF: OK
+Checking for HAVE_IFACE_IFREQ: OK
+Checking getconf LFS_CFLAGS: "-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+Checking for large file support without additional flags: OK
+Checking for working strptime: OK
+Checking for HAVE_SHARED_MMAP: OK
+Checking for HAVE_MREMAP: OK
+Checking for HAVE_INCOHERENT_MMAP: NO
+Checking getconf large file support flags work: OK