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Document IMG_DATE & fix an hard-coded hyphen

pull/254/head
Frederic Guilbault 2019-02-10 13:50:58 -05:00
parent df156f02ff
commit 4f18fce0a8
2 changed files with 7 additions and 4 deletions
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7
README.md
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@ -61,7 +61,7 @@ The following environment variables are supported:
be built and cached. Note, `WORK_DIR` stores a complete copy of the target be built and cached. Note, `WORK_DIR` stores a complete copy of the target
system for each build stage, amounting to tens of gigabytes in the case of system for each build stage, amounting to tens of gigabytes in the case of
Raspbian. Raspbian.
**CAUTION**: If your working directory is on an NTFS partition you probably won't be able to build. Make sure this is a proper Linux filesystem. **CAUTION**: If your working directory is on an NTFS partition you probably won't be able to build. Make sure this is a proper Linux filesystem.
* `DEPLOY_DIR` (Default: `"$BASE_DIR/deploy"`) * `DEPLOY_DIR` (Default: `"$BASE_DIR/deploy"`)
@ -73,6 +73,10 @@ The following environment variables are supported:
Setting to '1' enables the QEMU mode - creating an image that can be mounted via QEMU for an emulated Setting to '1' enables the QEMU mode - creating an image that can be mounted via QEMU for an emulated
environment. These images include "-qemu" in the image file name. environment. These images include "-qemu" in the image file name.
* `IMG_DATE` (Default:`"$(date +%Y-%m-%d)-"`)
Define a string that will be prepend on directory name and images names.
Setting it to `""` or any static string. Will prevent to have to rebuild from stage0 every morning.
A simple example for building Raspbian: A simple example for building Raspbian:
@ -248,4 +252,3 @@ follows:
* Rebuild just the last stage using ```sudo CLEAN=1 ./build.sh``` * Rebuild just the last stage using ```sudo CLEAN=1 ./build.sh```
* Once you're happy with the image you can remove the SKIP_IMAGES files and * Once you're happy with the image you can remove the SKIP_IMAGES files and
export your image to test export your image to test

4
build.sh
View File

@ -133,11 +133,11 @@ if [ -z "${IMG_NAME}" ]; then
fi fi
export USE_QEMU="${USE_QEMU:-0}" export USE_QEMU="${USE_QEMU:-0}"
export IMG_DATE="${IMG_DATE:-"$(date +%Y-%m-%d)"}" export IMG_DATE="${IMG_DATE:-"$(date +%Y-%m-%d)-"}"
BASE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" BASE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
export SCRIPT_DIR="${BASE_DIR}/scripts" export SCRIPT_DIR="${BASE_DIR}/scripts"
export WORK_DIR="${WORK_DIR:-"${BASE_DIR}/work/${IMG_DATE}-${IMG_NAME}"}" export WORK_DIR="${WORK_DIR:-"${BASE_DIR}/work/${IMG_DATE}${IMG_NAME}"}"
export DEPLOY_DIR=${DEPLOY_DIR:-"${BASE_DIR}/deploy"} export DEPLOY_DIR=${DEPLOY_DIR:-"${BASE_DIR}/deploy"}
export LOG_FILE="${WORK_DIR}/build.log" export LOG_FILE="${WORK_DIR}/build.log"