Add uapi bindings to elf.h (#137)

* Add uapi bindings to elf.h

* Add note on `elf_uapi` and `elf` differences

Author: yuki0iq

Cargo.toml

@@ -21,7 +21,7 @@ static_assertions = "1.1.0"
 libc = "0.2.100"
 
 [package.metadata.docs.rs]
-features = ["default", "bootparam", "btrfs", "ioctl", "landlock", "netlink", "io_uring", "if_arp", "if_ether", "if_packet", "net", "ptrace", "prctl", "elf", "xdp", "mempolicy", "system", "loop_device"]
+features = ["default", "bootparam", "btrfs", "elf_uapi", "ioctl", "landlock", "netlink", "io_uring", "if_arp", "if_ether", "if_packet", "net", "ptrace", "prctl", "elf", "xdp", "mempolicy", "system", "loop_device"]
 targets = ["x86_64-unknown-linux-gnu", "i686-unknown-linux-gnu"]
 
 [lints.rust.unexpected_cfgs]
@@ -34,6 +34,7 @@ check-cfg = [
 [features]
 bootparam = []
 btrfs = []
+elf_uapi = []
 errno = []
 general = []
 if_arp = []

gen/modules/elf_uapi.h

@@ -0,0 +1,3 @@
+#include "support.h"
+
+#include <linux/elf.h>