1 #!/bin/bash 2 3 # This script is intented to wrap the execution of ninja so that we 4 # can do some checks before each ninja run. 5 # 6 # It can either be run with a standalone Blueprint checkout to generate 7 # the minibp binary, or can be used by another script as part of a custom 8 # Blueprint-based build system. When used by another script, the following 9 # environment variables can be set to configure this script, which are 10 # documented below: 11 # 12 # BUILDDIR 13 # NINJA 14 # SKIP_NINJA 15 # 16 # When run in a standalone Blueprint checkout, bootstrap.bash will install 17 # this script into the $BUILDDIR, where it may be executed. 18 # 19 # For embedding into a custom build system, the current directory when this 20 # script executes should be the same directory that $BOOTSTRAP should be 21 # called from. 22 23 set -e 24 25 # BUILDDIR should be set to the path to store build results. By default, 26 # this is the directory containing this script, but can be set explicitly 27 # if the custom build system only wants to install their own wrapper. 28 [ -z "$BUILDDIR" ] && BUILDDIR=`dirname "${BASH_SOURCE[0]}"` 29 30 # NINJA should be set to the path of the ninja executable. By default, this 31 # is just "ninja", and will be looked up in $PATH. 32 [ -z "$NINJA" ] && NINJA=ninja 33 34 35 if [ ! -f "${BUILDDIR}/.blueprint.bootstrap" ]; then 36 echo "Please run bootstrap.bash (.blueprint.bootstrap missing)" >&2 37 exit 1 38 fi 39 40 # .blueprint.bootstrap provides saved values from the bootstrap.bash script: 41 # 42 # BLUEPRINT_BOOTSTRAP_VERSION 43 # BLUEPRINTDIR 44 # SRCDIR 45 # GOROOT 46 # 47 source "${BUILDDIR}/.blueprint.bootstrap" 48 49 if [ -z "$BLUEPRINTDIR" ]; then 50 echo "Please run bootstrap.bash (.blueprint.bootstrap outdated)" >&2 51 exit 1 52 fi 53 54 source "${BLUEPRINTDIR}/blueprint_impl.bash" 55
