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core: simplify pty.c macro usage

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This commit is contained in:
Jeffrey C. Ollie
2026-03-20 10:37:42 -05:00
parent b0789af583
commit d5ce05fd37
2 changed files with 29 additions and 50 deletions
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63
src/build/SharedDeps.zig
View File

@@ -136,51 +136,24 @@ pub fn add(
self.config.terminalOptions().add(b, step.root_module);
// C imports needed to manage/create PTYs
switch (target.result.os.tag) {
.freebsd,
.linux,
.macos,
=> {
const c = b.addTranslateC(.{
.root_source_file = b.path("src/pty.c"),
.target = target,
.optimize = optimize,
});
inline for (@typeInfo(std.Target.Os.Tag).@"enum".fields) |field| {
c.defineCMacro(
b.fmt(
"ZIG_TARGET_{s}",
.{try std.ascii.allocUpperString(b.allocator, field.name)},
),
b.fmt("{d}", .{field.value}),
);
}
c.defineCMacro(
"ZIG_TARGET",
b.fmt(
"ZIG_TARGET_{s}",
.{
try std.ascii.allocUpperString(
b.allocator,
@tagName(target.result.os.tag),
),
},
),
);
switch (target.result.os.tag) {
.macos => {
const libc = try std.zig.LibCInstallation.findNative(.{
.allocator = b.allocator,
.target = &target.result,
.verbose = false,
});
c.addSystemIncludePath(.{ .cwd_relative = libc.sys_include_dir.? });
},
else => {},
}
step.root_module.addImport("pty-c", c.createModule());
},
else => {},
{
const c = b.addTranslateC(.{
.root_source_file = b.path("src/pty.c"),
.target = target,
.optimize = optimize,
});
switch (target.result.os.tag) {
.macos => {
const libc = try std.zig.LibCInstallation.findNative(.{
.allocator = b.allocator,
.target = &target.result,
.verbose = false,
});
c.addSystemIncludePath(.{ .cwd_relative = libc.sys_include_dir.? });
},
else => {},
}
step.root_module.addImport("pty-c", c.createModule());
}
// Freetype. We always include this even if our font backend doesn't

16
src/pty.c
View File

@@ -1,19 +1,20 @@
#if ZIG_TARGET == ZIG_TARGET_FREEBSD
#if defined(__FreeBSD__)
#include <termios.h> // ioctl and constants
#include <libutil.h> // openpty
#include <stdlib.h> // ptsname_r
#include <unistd.h> // tcgetpgrp
#endif
#if ZIG_TARGET == ZIG_TARGET_LINUX
#elif defined(__linux__)
#define _GNU_SOURCE // ptsname_r
#include <pty.h> // openpty
#include <stdlib.h> // ptsname_r
#include <sys/ioctl.h> // ioctl and constants
#include <unistd.h> // tcgetpgrp, setsid
#endif
#if ZIG_TARGET == ZIG_TARGET_MACOS
#elif defined(__APPLE__)
#include <sys/ioctl.h> // ioctl and constants
#include <sys/ttycom.h> // ioctl and constants for TIOCPTYGNAME
#include <sys/types.h>
@@ -31,4 +32,9 @@
#ifndef tiocgwinsz
#define tiocgwinsz 1074295912
#endif
#else
#error "unsupported platform"
#endif