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macho: always create __TEXT segment

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This commit is contained in:
Jakub Konka 2022-10-19 17:33:30 +02:00
parent e70adc7f1a
commit 33d1942f27
1 changed files with 12 additions and 3 deletions
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15
src/link/MachO/zld.zig
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@ -1476,6 +1476,17 @@ pub const Zld = struct {
});
}
// __TEXT segment is non-optional
{
const protection = getSegmentMemoryProtection("__TEXT");
try self.segments.append(self.gpa, .{
.cmdsize = @sizeOf(macho.segment_command_64),
.segname = makeStaticString("__TEXT"),
.maxprot = protection,
.initprot = protection,
});
}
for (self.sections.items(.header)) |header, sect_id| {
if (header.size == 0) continue; // empty section
@ -1498,14 +1509,12 @@ pub const Zld = struct {
self.sections.items(.segment_index)[sect_id] = segment_id;
}
// __LINKEDIT always comes last
{
const protection = getSegmentMemoryProtection("__LINKEDIT");
const base = self.getSegmentAllocBase(@intCast(u8, self.segments.items.len));
try self.segments.append(self.gpa, .{
.cmdsize = @sizeOf(macho.segment_command_64),
.segname = makeStaticString("__LINKEDIT"),
.vmaddr = base.vmaddr,
.fileoff = base.fileoff,
.maxprot = protection,
.initprot = protection,
});