48 lines
1.2 KiB
Zig
48 lines
1.2 KiB
Zig
const builtin = @import("builtin");
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const std = @import("std");
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const debug = std.debug;
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const testing = std.testing;
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const expect = testing.expect;
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var argv: [*]const [*]const u8 = undefined;
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test "const slice child" {
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if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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const strs = [_][*]const u8{ "one", "two", "three" };
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argv = &strs;
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try bar(strs.len);
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}
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fn foo(args: [][]const u8) !void {
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try expect(args.len == 3);
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try expect(streql(args[0], "one"));
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try expect(streql(args[1], "two"));
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try expect(streql(args[2], "three"));
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}
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fn bar(argc: usize) !void {
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var args_buffer: [10][]const u8 = undefined;
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const args = args_buffer[0..argc];
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for (args) |_, i| {
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const ptr = argv[i];
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args[i] = ptr[0..strlen(ptr)];
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}
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try foo(args);
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}
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fn strlen(ptr: [*]const u8) usize {
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var count: usize = 0;
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while (ptr[count] != 0) : (count += 1) {}
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return count;
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}
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fn streql(a: []const u8, b: []const u8) bool {
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if (a.len != b.len) return false;
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for (a) |item, index| {
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if (b[index] != item) return false;
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}
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return true;
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}
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