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Merge pull request #8735 from obsidiansystems/defexpr

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Factor out `nix-defexpr` path computation
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Robert Hensing 2023-08-11 20:32:03 +02:00 committed by GitHub
commit 584ff408a4
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 17 additions and 3 deletions
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9
src/libexpr/eval-settings.cc
View file

@ -63,7 +63,7 @@ Strings EvalSettings::getDefaultNixPath()
};
if (!evalSettings.restrictEval && !evalSettings.pureEval) {
add(settings.useXDGBaseDirectories ? getStateDir() + "/nix/defexpr/channels" : getHome() + "/.nix-defexpr/channels");
add(getNixDefExpr() + "/channels");
add(rootChannelsDir() + "/nixpkgs", "nixpkgs");
add(rootChannelsDir());
}
@ -92,4 +92,11 @@ EvalSettings evalSettings;
static GlobalConfig::Register rEvalSettings(&evalSettings);
Path getNixDefExpr()
{
return settings.useXDGBaseDirectories
? getStateDir() + "/nix/defexpr"
: getHome() + "/.nix-defexpr";
}
}

5
src/libexpr/eval-settings.hh
View file

@ -95,4 +95,9 @@ struct EvalSettings : Config
extern EvalSettings evalSettings;
/**
* Conventionally part of the default nix path in impure mode.
*/
Path getNixDefExpr();
}

3
src/nix-channel/nix-channel.cc
View file

@ -5,6 +5,7 @@
#include "store-api.hh"
#include "legacy.hh"
#include "fetchers.hh"
#include "eval-settings.hh" // for defexpr
#include "util.hh"
#include <fcntl.h>
@ -165,7 +166,7 @@ static int main_nix_channel(int argc, char ** argv)
// Figure out the name of the `.nix-channels' file to use
auto home = getHome();
channelsList = settings.useXDGBaseDirectories ? createNixStateDir() + "/channels" : home + "/.nix-channels";
nixDefExpr = settings.useXDGBaseDirectories ? createNixStateDir() + "/defexpr" : home + "/.nix-defexpr";
nixDefExpr = getNixDefExpr();
// Figure out the name of the channels profile.
profile = profilesDir() + "/channels";

3
src/nix-env/nix-env.cc
View file

@ -15,6 +15,7 @@
#include "value-to-json.hh"
#include "xml-writer.hh"
#include "legacy.hh"
#include "eval-settings.hh" // for defexpr
#include <cerrno>
#include <ctime>
@ -1399,7 +1400,7 @@ static int main_nix_env(int argc, char * * argv)
globals.instSource.type = srcUnknown;
globals.instSource.systemFilter = "*";
Path nixExprPath = settings.useXDGBaseDirectories ? createNixStateDir() + "/defexpr" : getHome() + "/.nix-defexpr";
Path nixExprPath = getNixDefExpr();
if (!pathExists(nixExprPath)) {
try {