diff options
Diffstat (limited to 'reproduce/src/bash/git-pre-commit')
| -rw-r--r-- | reproduce/src/bash/git-pre-commit | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/reproduce/src/bash/git-pre-commit b/reproduce/src/bash/git-pre-commit new file mode 100644 index 0000000..295c033 --- /dev/null +++ b/reproduce/src/bash/git-pre-commit @@ -0,0 +1,50 @@ +#!.local/bin/bash +# +# The example hook script to store the metadata information of version +# controlled files (with each commit) using the `metastore' program. +# +# This script is taken from the `examples/hooks/pre-commit' file of the +# `metastore' package (installed within the pipeline, with an MIT +# license). We have just changed the name of the `MSFILE' and also set +# special characters for the installation location of meta-store so our own +# installation is found by Git. +# +# WARNING: +# +# If the commit is aborted (e.g. by not entering any synopsis), +# then updated metastore file (.metadata by default) is not reverted, +# so its new version remains in the index. +# To undo any changes in metastore file written since HEAD commit, +# you may want to reset and checkout HEAD version of the file: +# +# git reset HEAD -- .metadata +# git checkout HEAD -- .metadata + +MSFILE=".file-metadata" + +exit_on_fail() { + "$@" + if [ $? -ne 0 ]; then + echo "Failed to execute: $@" >&2 + exit 1 + fi +} + +exit_on_fail \ + @BINDIR@/metastore -s -f "$MSFILE" + +# If it's first metastore commit, store again to include $MSFILE in $MSFILE. +if ! git-ls-tree --name-only HEAD 2>/dev/null | grep -Fqx "$MSFILE"; then + exit_on_fail \ + @BINDIR@/metastore -s -f "$MSFILE" +fi + +if [ ! -e "$MSFILE" ]; then + echo "\"$MSFILE\" missing" >&2 + exit 1 +fi + +exit_on_fail \ + git-add "$MSFILE" + +exit 0 |