Allow --config-settings-package to apply configuration settings at the package level

crates/uv-bench/benches/uv.rs

@@ -86,8 +86,8 @@ mod resolver {
     use uv_cache::Cache;
     use uv_client::RegistryClient;
     use uv_configuration::{
-        BuildOptions, Concurrency, ConfigSettings, Constraints, IndexStrategy, PreviewMode,
-        SourceStrategy,
+        BuildOptions, Concurrency, ConfigSettings, Constraints, IndexStrategy,
+        PackageConfigSettings, PreviewMode, SourceStrategy,
     };
     use uv_dispatch::{BuildDispatch, SharedState};
     use uv_distribution::DistributionDatabase;
@@ -144,6 +144,7 @@ mod resolver {
         let build_options = BuildOptions::default();
         let concurrency = Concurrency::default();
         let config_settings = ConfigSettings::default();
+        let config_settings_package = PackageConfigSettings::default();
         let exclude_newer = Some(
             jiff::civil::date(2024, 9, 1)
                 .to_zoned(jiff::tz::TimeZone::UTC)
@@ -184,6 +185,7 @@ mod resolver {
             state,
             IndexStrategy::default(),
             &config_settings,
+            &config_settings_package,
             build_isolation,
             LinkMode::default(),
             &build_options,

crates/uv-cli/src/lib.rs

@@ -10,8 +10,9 @@ use clap::{Args, Parser, Subcommand};
 
 use uv_cache::CacheArgs;
 use uv_configuration::{
-    ConfigSettingEntry, ExportFormat, IndexStrategy, KeyringProviderType, PackageNameSpecifier,
-    ProjectBuildBackend, TargetTriple, TrustedHost, TrustedPublishing, VersionControlSystem,
+    ConfigSettingEntry, ConfigSettingPackageEntry, ExportFormat, IndexStrategy,
+    KeyringProviderType, PackageNameSpecifier, ProjectBuildBackend, TargetTriple, TrustedHost,
+    TrustedPublishing, VersionControlSystem,
 };
 use uv_distribution_types::{Index, IndexUrl, Origin, PipExtraIndex, PipFindLinks, PipIndex};
 use uv_normalize::{ExtraName, GroupName, PackageName, PipGroupName};
@@ -4693,6 +4694,14 @@ pub struct ToolUpgradeArgs {
     )]
     pub config_setting: Option<Vec<ConfigSettingEntry>>,
 
+    /// Settings to pass to the PEP 517 build backend for a specific package, specified as `PACKAGE:KEY=VALUE` pairs.
+    #[arg(
+        long,
+        alias = "config-settings-package",
+        help_heading = "Build options"
+    )]
+    pub config_setting_package: Option<Vec<ConfigSettingPackageEntry>>,
+
     /// Disable isolation when building source distributions.
     ///
     /// Assumes that build dependencies specified by PEP 518 are already installed.
@@ -5484,6 +5493,14 @@ pub struct InstallerArgs {
     )]
     pub config_setting: Option<Vec<ConfigSettingEntry>>,
 
+    /// Settings to pass to the PEP 517 build backend for a specific package, specified as `PACKAGE:KEY=VALUE` pairs.
+    #[arg(
+        long,
+        alias = "config-settings-package",
+        help_heading = "Build options"
+    )]
+    pub config_settings_package: Option<Vec<ConfigSettingPackageEntry>>,
+
     /// Disable isolation when building source distributions.
     ///
     /// Assumes that build dependencies specified by PEP 518 are already installed.
@@ -5671,6 +5688,14 @@ pub struct ResolverArgs {
     )]
     pub config_setting: Option<Vec<ConfigSettingEntry>>,
 
+    /// Settings to pass to the PEP 517 build backend for a specific package, specified as `PACKAGE:KEY=VALUE` pairs.
+    #[arg(
+        long,
+        alias = "config-settings-package",
+        help_heading = "Build options"
+    )]
+    pub config_settings_package: Option<Vec<ConfigSettingPackageEntry>>,
+
     /// Disable isolation when building source distributions.
     ///
     /// Assumes that build dependencies specified by PEP 518 are already installed.
@@ -5860,6 +5885,14 @@ pub struct ResolverInstallerArgs {
     )]
     pub config_setting: Option<Vec<ConfigSettingEntry>>,
 
+    /// Settings to pass to the PEP 517 build backend for a specific package, specified as `PACKAGE:KEY=VALUE` pairs.
+    #[arg(
+        long,
+        alias = "config-settings-package",
+        help_heading = "Build options"
+    )]
+    pub config_settings_package: Option<Vec<ConfigSettingPackageEntry>>,
+
     /// Disable isolation when building source distributions.
     ///
     /// Assumes that build dependencies specified by PEP 518 are already installed.

crates/uv-cli/src/options.rs

@@ -1,7 +1,7 @@
 use anstream::eprintln;
 
 use uv_cache::Refresh;
-use uv_configuration::ConfigSettings;
+use uv_configuration::{ConfigSettings, PackageConfigSettings};
 use uv_resolver::PrereleaseMode;
 use uv_settings::{Combine, PipOptions, ResolverInstallerOptions, ResolverOptions};
 use uv_warnings::owo_colors::OwoColorize;
@@ -62,6 +62,7 @@ impl From<ResolverArgs> for PipOptions {
             pre,
             fork_strategy,
             config_setting,
+            config_settings_package,
             no_build_isolation,
             no_build_isolation_package,
             build_isolation,
@@ -84,6 +85,11 @@ impl From<ResolverArgs> for PipOptions {
             },
             config_settings: config_setting
                 .map(|config_settings| config_settings.into_iter().collect::<ConfigSettings>()),
+            config_settings_package: config_settings_package.map(|config_settings| {
+                config_settings
+                    .into_iter()
+                    .collect::<PackageConfigSettings>()
+            }),
             no_build_isolation: flag(no_build_isolation, build_isolation, "build-isolation"),
             no_build_isolation_package: Some(no_build_isolation_package),
             exclude_newer,
@@ -104,6 +110,7 @@ impl From<InstallerArgs> for PipOptions {
             index_strategy,
             keyring_provider,
             config_setting,
+            config_settings_package,
             no_build_isolation,
             build_isolation,
             exclude_newer,
@@ -120,6 +127,11 @@ impl From<InstallerArgs> for PipOptions {
             keyring_provider,
             config_settings: config_setting
                 .map(|config_settings| config_settings.into_iter().collect::<ConfigSettings>()),
+            config_settings_package: config_settings_package.map(|config_settings| {
+                config_settings
+                    .into_iter()
+                    .collect::<PackageConfigSettings>()
+            }),
             no_build_isolation: flag(no_build_isolation, build_isolation, "build-isolation"),
             exclude_newer,
             link_mode,
@@ -147,6 +159,7 @@ impl From<ResolverInstallerArgs> for PipOptions {
             pre,
             fork_strategy,
             config_setting,
+            config_settings_package,
             no_build_isolation,
             no_build_isolation_package,
             build_isolation,
@@ -173,6 +186,11 @@ impl From<ResolverInstallerArgs> for PipOptions {
             fork_strategy,
             config_settings: config_setting
                 .map(|config_settings| config_settings.into_iter().collect::<ConfigSettings>()),
+            config_settings_package: config_settings_package.map(|config_settings| {
+                config_settings
+                    .into_iter()
+                    .collect::<PackageConfigSettings>()
+            }),
             no_build_isolation: flag(no_build_isolation, build_isolation, "build-isolation"),
             no_build_isolation_package: Some(no_build_isolation_package),
             exclude_newer,
@@ -260,6 +278,7 @@ pub fn resolver_options(
         pre,
         fork_strategy,
         config_setting,
+        config_settings_package,
         no_build_isolation,
         no_build_isolation_package,
         build_isolation,
@@ -321,6 +340,11 @@ pub fn resolver_options(
         dependency_metadata: None,
         config_settings: config_setting
             .map(|config_settings| config_settings.into_iter().collect::<ConfigSettings>()),
+        config_settings_package: config_settings_package.map(|config_settings| {
+            config_settings
+                .into_iter()
+                .collect::<PackageConfigSettings>()
+        }),
         no_build_isolation: flag(no_build_isolation, build_isolation, "build-isolation"),
         no_build_isolation_package: Some(no_build_isolation_package),
         exclude_newer,
@@ -353,6 +377,7 @@ pub fn resolver_installer_options(
         pre,
         fork_strategy,
         config_setting,
+        config_settings_package,
         no_build_isolation,
         no_build_isolation_package,
         build_isolation,
@@ -428,6 +453,11 @@ pub fn resolver_installer_options(
         dependency_metadata: None,
         config_settings: config_setting
             .map(|config_settings| config_settings.into_iter().collect::<ConfigSettings>()),
+        config_settings_package: config_settings_package.map(|config_settings| {
+            config_settings
+                .into_iter()
+                .collect::<PackageConfigSettings>()
+        }),
         no_build_isolation: flag(no_build_isolation, build_isolation, "build-isolation"),
         no_build_isolation_package: if no_build_isolation_package.is_empty() {
             None