--- a/vendor/golang.org/x/sys/unix/README.md Mon Jun 07 20:58:18 2021 +0200
+++ b/vendor/golang.org/x/sys/unix/README.md Sun Jul 11 10:35:56 2021 +0200
@@ -76,7 +76,7 @@
ForkExec wrapper. Unlike the first two, it does not call into the scheduler to
let it know that a system call is running.
-When porting Go to an new architecture/OS, this file must be implemented for
+When porting Go to a new architecture/OS, this file must be implemented for
each GOOS/GOARCH pair.
### mksysnum
@@ -89,7 +89,7 @@
Adding new syscall numbers is mostly done by running the build on a sufficiently
new installation of the target OS (or updating the source checkouts for the
-new build system). However, depending on the OS, you make need to update the
+new build system). However, depending on the OS, you may need to update the
parsing in mksysnum.
### mksyscall.go
@@ -107,7 +107,7 @@
Adding a new syscall often just requires adding a new `//sys` function prototype
with the desired arguments and a capitalized name so it is exported. However, if
you want the interface to the syscall to be different, often one will make an
-unexported `//sys` prototype, an then write a custom wrapper in
+unexported `//sys` prototype, and then write a custom wrapper in
`syscall_${GOOS}.go`.
### types files
@@ -137,7 +137,7 @@
This script is used to generate the system's various constants. This doesn't
just include the error numbers and error strings, but also the signal numbers
-an a wide variety of miscellaneous constants. The constants come from the list
+and a wide variety of miscellaneous constants. The constants come from the list
of include files in the `includes_${uname}` variable. A regex then picks out
the desired `#define` statements, and generates the corresponding Go constants.
The error numbers and strings are generated from `#include <errno.h>`, and the
@@ -149,10 +149,21 @@
Then, edit the regex (if necessary) to match the desired constant. Avoid making
the regex too broad to avoid matching unintended constants.
+### mkmerge.go
+
+This program is used to extract duplicate const, func, and type declarations
+from the generated architecture-specific files listed below, and merge these
+into a common file for each OS.
+
+The merge is performed in the following steps:
+1. Construct the set of common code that is idential in all architecture-specific files.
+2. Write this common code to the merged file.
+3. Remove the common code from all architecture-specific files.
+
## Generated files
-### `zerror_${GOOS}_${GOARCH}.go`
+### `zerrors_${GOOS}_${GOARCH}.go`
A file containing all of the system's generated error numbers, error strings,
signal numbers, and constants. Generated by `mkerrors.sh` (see above).