git ssb

1
#!/usr/bin/env bash
2
3
# Execute things in an ephemeral nix environment context, with similar
4
# syntax as `guix environment --ad-hoc`:
5
# nix-environment <package_1> [ ... <package_n> ] -- \
6
#   command [ <arg_1> [ ... <arg_n>]]
7
8
EL_BIN=/nix/var/nix/profiles/execline/bin
9
10
while (( $# >= 1 )); do
11
  if [[ $1 == "--" ]]; then
12
    shift
13
    break
14
  fi
15
  packages+=( "$1" )
16
  shift
17
done
18
19
export PACKAGES=$(PATH=${EL_BIN}:$PATH execlineb -c 'dollarat -d ""' "${packages[@]}")
20
21
exec ${EL_BIN}/execlineb -c "
22
  ${EL_BIN}/import -u EL_BIN"'
23
  ${EL_BIN}/import -u -s -d "" PACKAGES
24
  nix-shell -p $PACKAGES --run
25
    "exec '"'"'${EL_BIN}/elgetpositionals'"'"' \\$@"
26
' "$@"