foodogsquared/nix-module-wrapper-manager-fds
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wrapper-manager-fds/modules: add suffix and prefix for setting envvars

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This commit is contained in:
Gabriel Arazas 2024-08-03 16:45:48 +08:00
parent e63db1620e
commit f5dca27dce
2 changed files with 35 additions and 17 deletions
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46
modules/wrapper-manager/base.nix
View File

@ -8,7 +8,7 @@
let
envConfig = config;
toStringType = with lib.types; coercedTo anything (x: builtins.toString x) str;
toStringType = with lib.types; coercedTo str (x: "${x}") str;
envSubmodule =
{
config,
@ -23,6 +23,8 @@ let
"unset"
"set"
"set-default"
"prefix"
"suffix"
];
description = ''
Sets the appropriate action for the environment variable.
@ -37,15 +39,29 @@ let
};
value = lib.mkOption {
type = toStringType;
type = with lib.types; either toStringType (listOf toStringType);
description = ''
The value of the variable that is holding.
::: {.note}
It accepts a list of values only for `prefix` and `suffix` action.
:::
'';
example = "HELLO THERE";
};
isEscaped = lib.mkEnableOption "escaping of the value" // {
default = true;
separator = lib.mkOption {
type = lib.types.str;
description = ''
Separator used to create a character-delimited list of the
environment variable holding a list of values.
::: {.note}
Only used for `prefix` and `suffix` action.
:::
'';
default = ":";
example = ";";
};
};
};
@ -142,19 +158,15 @@ let
pathAdd = envConfig.environment.pathAdd;
makeWrapperArgs =
[
"--argv0"
config.arg0
]
++ (lib.mapAttrsToList (
lib.mapAttrsToList (
n: v:
if v.action == "unset" then
"--${v.action} ${lib.escapeShellArg n}"
else if lib.elem v.action [ "prefix" "suffix" ] then
"--${v.action} ${lib.escapeShellArg n} ${lib.escapeShellArg v.separator} ${lib.escapeShellArg (lib.concatStringsSep v.separator v.value)}"
else
"--${v.action} ${lib.escapeShellArg n} ${
if v.isEscaped then lib.escapeShellArg v.value else v.value
}"
) config.env)
"--${v.action} ${lib.escapeShellArg n} ${lib.escapeShellArg v.value}"
) config.env
++ (builtins.map (v: "--add-flags ${lib.escapeShellArg v}") config.prependArgs)
++ (builtins.map (v: "--append-flags ${lib.escapeShellArg v}") config.appendArgs)
++ (lib.optionals (!envConfig.build.isBinary && config.preScript != "") (
@ -167,10 +179,14 @@ let
"--run"
preScript
]
));
))
++ [ "--inherit-argv0" ];
}
(lib.mkIf (config.pathAdd != [ ]) { env.PATH.value = lib.concatStringsSep ":" config.pathAdd; })
(lib.mkIf (config.pathAdd != [ ]) {
env.PATH.value = lib.lists.map builtins.toString config.pathAdd;
env.PATH.action = "prefix";
})
];
};
in

6
modules/wrapper-manager/xdg-dirs.nix
View File

@ -59,11 +59,13 @@ in
}
(lib.mkIf (config.xdg.configDirs != [ ]) {
env.XDG_CONFIG_DIRS.value = lib.concatStringsSep ":" config.xdg.configDirs;
env.XDG_CONFIG_DIRS.value = lib.lists.map builtins.toString config.xdg.configDirs;
env.XDG_CONFIG_DIRS.action = "prefix";
})
(lib.mkIf (config.xdg.dataDirs != [ ]) {
env.XDG_DATA_DIRS.value = lib.concatStringsSep ":" config.xdg.dataDirs;
env.XDG_DATA_DIRS.value = lib.lists.map builtins.toString config.xdg.dataDirs;
env.XDG_DATA_DIRS.action = "prefix";
})
];
};