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makeWrapper: document --set-default

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Alyssa Ross 2018-08-24 14:02:36 +01:00 committed by Robin Gloster
parent 43eb8b9a93
commit f4745bef6c
1 changed files with 12 additions and 9 deletions
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11
pkgs/build-support/setup-hooks/make-wrapper.sh
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@ -13,12 +13,15 @@ assertExecutable() {
# ARGS: # ARGS:
# --argv0 NAME : set name of executed process to NAME # --argv0 NAME : set name of executed process to NAME
# (otherwise it’s called …-wrapped) # (otherwise it’s called …-wrapped)
# --set VAR VAL : add VAR with value VAL to the executable’s environment # --set VAR VAL : add VAR with value VAL to the executable’s
# environment
# --set-default VAR VAL : like --set, but only adds VAR if not already set in
# the environment
# --unset VAR : remove VAR from the environment # --unset VAR : remove VAR from the environment
# --run COMMAND : run command before the executable # --run COMMAND : run command before the executable
# The command can push extra flags to a magic list variable # The command can push extra flags to a magic list
# extraFlagsArray, which are then added to the invocation # variable extraFlagsArray, which are then added to
# of the executable # the invocation of the executable
# --add-flags FLAGS : add FLAGS to invocation of executable # --add-flags FLAGS : add FLAGS to invocation of executable
# --prefix ENV SEP VAL : suffix/prefix ENV with VAL, separated by SEP # --prefix ENV SEP VAL : suffix/prefix ENV with VAL, separated by SEP