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build: allow disabling man-pages if scdoc is found

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This commit is contained in:
Isaac Freund 2020-06-15 14:22:09 +02:00
parent b88443d62c
commit ecc000b1ec
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GPG key ID: 86DED400DDFD7A11
1 changed files with 8 additions and 9 deletions
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17
build.zig
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@ -21,7 +21,13 @@ pub fn build(b: *std.build.Builder) !void {
bool,
"man-pages",
"Set to true to build man pages. Requires scdoc. Defaults to true if scdoc is found.",
) orelse false;
) orelse scdoc_found: {
_ = b.findProgram(&[_][]const u8{"scdoc"}, &[_][]const u8{}) catch |err| switch (err) {
error.FileNotFound => break :scdoc_found false,
else => return err,
};
break :scdoc_found true;
};
const examples = b.option(
bool,
@ -62,14 +68,7 @@ pub fn build(b: *std.build.Builder) !void {
riverctl.install();
}
const scdoc = b.findProgram(&[_][]const u8{"scdoc"}, &[_][]const u8{}) catch |err| switch (err) {
error.FileNotFound => if (man_pages) {
@panic("scdoc not found, cannot generate man pages");
} else null,
else => return err,
};
if (scdoc != null) {
if (man_pages) {
const scdoc_step = ScdocStep.create(b);
try scdoc_step.install();
}