DoxigAlpha

resolveInstallPrefix

This function is intended to be called by lib/build_runner.zig, not a build.zig file.

Function parameters

Parameters

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b:*Build
install_prefix:?[]const u8

Type definitions in this namespace

Types

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Graph
Shared state among all Build instances.
GeneratedFile
A file that is generated by a build step.
LazyPath
A reference to an existing or future path.
ResolvedTarget
A pair of target query and fully resolved target.

Functions in this namespace

Functions

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resolveInstallPrefix
This function is intended to be called by lib/build_runner.zig, not a build.zig file.
addOptions
Create a set of key-value pairs that can be converted into a Zig source
addTest
Creates an executable containing unit tests.
addModule
This function creates a module and adds it to the package's module set, making
createModule
This function creates a private module, to be used by the current package,
addSystemCommand
Initializes a `Step.Run` with argv, which must at least have the path to the
addRunArtifact
Creates a `Step.Run` with an executable built with `addExecutable`.
addConfigHeader
Using the `values` provided, produces a C header file, possibly based on a
dupe
Allocator.dupe without the need to handle out of memory.
dupeStrings
Duplicates an array of strings without the need to handle out of memory.
dupePath
Duplicates a path and converts all slashes to the OS's canonical path separator.
option
Creates a configuration option to be passed to the build.zig script.
standardTargetOptions
Exposes standard `zig build` options for choosing a target and additionally
parseTargetQuery
Obtain a target query from a string, reporting diagnostics to stderr if the
standardTargetOptionsQueryOnly
Exposes standard `zig build` options for choosing a target.
installArtifact
This creates the install step and adds it to the dependencies of the
addInstallArtifact
This merely creates the step; it does not add it to the dependencies of the
installFile
`dest_rel_path` is relative to prefix path
installBinFile
`dest_rel_path` is relative to bin path
installLibFile
`dest_rel_path` is relative to lib path
addInstallFile
`dest_rel_path` is relative to install prefix path
addInstallBinFile
`dest_rel_path` is relative to bin path
addInstallLibFile
`dest_rel_path` is relative to lib path
addInstallHeaderFile
`dest_rel_path` is relative to header path
path
References a file or directory relative to the source root.
pathFromRoot
This is low-level implementation details of the build system, not meant to
run
This is a helper function to be called from build.zig scripts, *not* from
lazyDependency
When this function is called, it means that the current build does, in
lazyImport
In a build.zig file, this function is to `@import` what `lazyDependency` is to `dependency`.
dumpBadGetPathHelp
In this function the stderr mutex has already been locked.
makeTempPath
This function is intended to be called in the `configure` phase only.
resolveTargetQuery
Converts a target query into a fully resolved target that can be passed to

Error sets in this namespace

Error Sets

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Source

Implementation

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pub fn resolveInstallPrefix(b: *Build, install_prefix: ?[]const u8, dir_list: DirList) void {
    if (b.dest_dir) |dest_dir| {
        b.install_prefix = install_prefix orelse "/usr";
        b.install_path = b.pathJoin(&.{ dest_dir, b.install_prefix });
    } else {
        b.install_prefix = install_prefix orelse
            (b.build_root.join(b.allocator, &.{"zig-out"}) catch @panic("unhandled error"));
        b.install_path = b.install_prefix;
    }

    var lib_list = [_][]const u8{ b.install_path, "lib" };
    var exe_list = [_][]const u8{ b.install_path, "bin" };
    var h_list = [_][]const u8{ b.install_path, "include" };

    if (dir_list.lib_dir) |dir| {
        if (fs.path.isAbsolute(dir)) lib_list[0] = b.dest_dir orelse "";
        lib_list[1] = dir;
    }

    if (dir_list.exe_dir) |dir| {
        if (fs.path.isAbsolute(dir)) exe_list[0] = b.dest_dir orelse "";
        exe_list[1] = dir;
    }

    if (dir_list.include_dir) |dir| {
        if (fs.path.isAbsolute(dir)) h_list[0] = b.dest_dir orelse "";
        h_list[1] = dir;
    }

    b.lib_dir = b.pathJoin(&lib_list);
    b.exe_dir = b.pathJoin(&exe_list);
    b.h_dir = b.pathJoin(&h_list);
}