diff options
| -rwxr-xr-x | scripts/ac_config_iraf_pkg | 70 |
1 files changed, 55 insertions, 15 deletions
diff --git a/scripts/ac_config_iraf_pkg b/scripts/ac_config_iraf_pkg index 52fabde..4d24a7e 100755 --- a/scripts/ac_config_iraf_pkg +++ b/scripts/ac_config_iraf_pkg @@ -1,30 +1,70 @@ #!/bin/sh # # A post-install script for AstroConda IRAF packages (to update extern.pkg), -# which gets executed automatically when doing "conda install". +# which gets executed automatically when doing "conda install", but can also be +# run by users to restore broken definitions. script_dir=`dirname "$0"` -name=$1 -if [ -z "$1" -o -n "$2" ]; then - echo "Usage: `basename "$0"` NAME" - exit 1 +st=1 +unset name +while [ -n "$1" ]; do + case "$1" in + -h) + st=0; break + ;; + -*) + st=1; break + ;; + *) + if [ -n "$name" ]; then + st=1 + else + st=""; name="$1" + fi + ;; + esac + shift +done + +if [ -n "$st" ]; then + echo "Usage: `basename "$0"` NAME (normally invoked by \"conda install\")" + exit $st fi -if [ -z "$PREFIX" -o ! -d "$PREFIX" ]; then - echo "ERROR: \$PREFIX not set/found (script should be invoked by"\ - "\"conda install\")" >&2 +# If the shell environment isn't configured by "conda install" as expected, try +# falling back to Anaconda's run-time path variables to support user invocation. +if [ -z "$PREFIX" ]; then + if [ -n "$CONDA_PREFIX" ]; then + export PREFIX="$CONDA_PREFIX" # new convention + elif [ -n "$CONDA_ENV_PATH" ]; then + export PREFIX="$CONDA_ENV_PATH" # old convention + else + echo "ERROR: conda environment not configured (source activate?)" >&2 + exit 1 + fi + inst=0 # report success to user +else + inst=1 # report success to "conda install" via hidden file convention +fi +if [ ! -d "$PREFIX" -o ! -w "$PREFIX" ]; then + echo "ERROR: cannot write to directory $PREFIX" >&2 exit 1 fi -# The Python script for updating extern.pkg must be invoked in the following -# way because conda insists on mangling its interpreter path and does not put -# it back to something functional before the post install step happens :-(. -# Both the LSB and MacOS define Python in /usr/bin as standard (used to avoid -# dependence on the state of the Anaconda environment during installation). +# The Python script for updating extern.pkg must be invoked as follows because +# (if directly executable) conda insists on changing its interpreter path to +# one in the env that may not exist, since IRAF packages do not require python +# :-(. The conda build docs also explicitly disallow post-install scripts from +# depending on other packages. Both the LSB and MacOS define Python in /usr/bin +# as standard, avoiding any dependence on the state of the installation. -if /usr/bin/python "$script_dir/ac_update_extern_pkg" "$PREFIX" $name; then - echo "Updated extern.pkg file" >> "$PREFIX/.messages.txt" +if /usr/bin/python "$script_dir/ac_update_extern_pkg" "$PREFIX" "$name"; then + if [ $inst = 1 ]; then + echo "Updated extern.pkg file" >> "$PREFIX/.messages.txt" + else + echo "Updated extern.pkg file" + fi else echo "ERROR: failed to update extern.pkg" >&2 exit 1 |