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stdenv: introduce specific logging functions

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Philip Taron 2024-08-02 14:27:08 -07:00
parent bbb9f2f1c9
commit 624463391d
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1 changed files with 65 additions and 1 deletions
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66
pkgs/stdenv/generic/setup.sh
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@ -12,7 +12,15 @@ fi
shopt -s inherit_errexit
if (( "${NIX_DEBUG:-0}" >= 6 )); then
# $NIX_DEBUG must be a documented integer level, if set, so we can use it safely as an integer.
# See the `Verbosity` enum in the Nix source for these levels.
if ! [[ -z ${NIX_DEBUG-} || $NIX_DEBUG == [0-7] ]]; then
printf 'The `NIX_DEBUG` environment variable has an unexpected value: %s\n' "${NIX_DEBUG}"
echo "It can only be unset or an integer between 0 and 7."
exit 1
fi
if [[ ${NIX_DEBUG:-0} -ge 6 ]]; then
set -x
fi
@ -55,6 +63,62 @@ nixLog() {
echo "$@" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlError` in the Nix source.
nixErrorLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 0 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlWarn` in the Nix source.
nixWarnLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 1 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlNotice` in the Nix source.
nixNoticeLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 2 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlInfo` in the Nix source.
nixInfoLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 3 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlTalkative` in the Nix source.
nixTalkativeLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 4 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlChatty` in the Nix source.
nixChattyLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 5 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlDebug` in the Nix source.
nixDebugLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 6 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# All provided arguments are joined with a space then directed to $NIX_LOG_FD, if it's set.
# Corresponds to `Verbosity::lvlVomit` in the Nix source.
nixVomitLog() {
if [[ -z ${NIX_LOG_FD-} ]] || [[ ${NIX_DEBUG:-0} -lt 7 ]]; then return; fi
printf "%s\n" "$*" >&"$NIX_LOG_FD"
}
# Log a hook, to be run before the hook is actually called.
# logging for "implicit" hooks -- the ones specified directly
# in derivation's arguments -- is done in _callImplicitHook instead.