Auto merge of #3021 - devnexen:getopt_long, r=JohnTitor

adding getopt_long for unixes.

5 files changed, 71 insertions, 1 deletions

diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index 50177015a9..d49e3c4402 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -115,6 +115,13 @@ s! {
         pub rm_so: regoff_t,
         pub rm_eo: regoff_t,
     }
+
+    pub struct option {
+        pub name: *const ::c_char,
+        pub has_arg: ::c_int,
+        pub flag: *mut ::c_int,
+        pub val: ::c_int,
+    }
 }
 
 s_no_extra_traits! {
@@ -885,6 +892,13 @@ extern "C" {
     pub fn srand48(seed: ::c_long);
     pub fn seed48(xseed: *mut ::c_ushort) -> *mut ::c_ushort;
     pub fn lcong48(p: *mut ::c_ushort);
+    pub fn getopt_long(
+        argc: ::c_int,
+        argv: *const *mut c_char,
+        optstring: *const c_char,
+        longopts: *const option,
+        longindex: *mut ::c_int,
+    ) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/haiku/mod.rs b/src/unix/haiku/mod.rs
index bb2e0351bf..005b1d9df5 100644
--- a/src/unix/haiku/mod.rs
+++ b/src/unix/haiku/mod.rs
@@ -430,6 +430,13 @@ s! {
         pub key: *mut ::c_char,
         pub data: *mut ::c_void,
     }
+
+    pub struct option {
+        pub name: *const ::c_char,
+        pub has_arg: ::c_int,
+        pub flag: *mut ::c_int,
+        pub val: ::c_int,
+    }
 }
 
 s_no_extra_traits! {
@@ -1971,7 +1978,13 @@ extern "C" {
         attr: *mut posix_spawnattr_t,
         sigmask: *const ::sigset_t,
     ) -> ::c_int;
-
+    pub fn getopt_long(
+        argc: ::c_int,
+        argv: *const *mut c_char,
+        optstring: *const c_char,
+        longopts: *const option,
+        longindex: *mut ::c_int,
+    ) -> ::c_int;
 }
 
 #[link(name = "bsd")]
diff --git a/src/unix/linux_like/android/mod.rs b/src/unix/linux_like/android/mod.rs
index 4c3dd4c88c..61885582aa 100644
--- a/src/unix/linux_like/android/mod.rs
+++ b/src/unix/linux_like/android/mod.rs
@@ -482,6 +482,13 @@ s! {
         pub code: ::__u16,
         pub absinfo: input_absinfo,
     }
+
+    pub struct option {
+        pub name: *const ::c_char,
+        pub has_arg: ::c_int,
+        pub flag: *mut ::c_int,
+        pub val: ::c_int,
+    }
 }
 
 s_no_extra_traits! {
@@ -3471,6 +3478,13 @@ extern "C" {
 
     pub fn dirname(path: *const ::c_char) -> *mut ::c_char;
     pub fn basename(path: *const ::c_char) -> *mut ::c_char;
+    pub fn getopt_long(
+        argc: ::c_int,
+        argv: *const *mut c_char,
+        optstring: *const c_char,
+        longopts: *const option,
+        longindex: *mut ::c_int,
+    ) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/linux_like/linux/mod.rs b/src/unix/linux_like/linux/mod.rs
index 6faf3ae04e..f0a0820c3d 100644
--- a/src/unix/linux_like/linux/mod.rs
+++ b/src/unix/linux_like/linux/mod.rs
@@ -618,6 +618,13 @@ s! {
        pub ifr6_prefixlen: u32,
        pub ifr6_ifindex: ::c_int,
    }
+
+    pub struct option {
+        pub name: *const ::c_char,
+        pub has_arg: ::c_int,
+        pub flag: *mut ::c_int,
+        pub val: ::c_int,
+    }
 }
 
 s_no_extra_traits! {
@@ -4441,6 +4448,13 @@ extern "C" {
 
     pub fn pthread_getname_np(thread: ::pthread_t, name: *mut ::c_char, len: ::size_t) -> ::c_int;
     pub fn pthread_setname_np(thread: ::pthread_t, name: *const ::c_char) -> ::c_int;
+    pub fn getopt_long(
+        argc: ::c_int,
+        argv: *const *mut c_char,
+        optstring: *const c_char,
+        longopts: *const option,
+        longindex: *mut ::c_int,
+    ) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/solarish/mod.rs b/src/unix/solarish/mod.rs
index 6b0557d359..abe304e8ea 100644
--- a/src/unix/solarish/mod.rs
+++ b/src/unix/solarish/mod.rs
@@ -466,6 +466,13 @@ s! {
         pub pi_fputypes: [::c_char; PI_FPUTYPE as usize],
         pub pi_clock: ::c_int,
     }
+
+    pub struct option {
+        pub name: *const ::c_char,
+        pub has_arg: ::c_int,
+        pub flag: *mut ::c_int,
+        pub val: ::c_int,
+    }
 }
 
 s_no_extra_traits! {
@@ -3182,6 +3189,14 @@ extern "C" {
     pub fn backtrace(buffer: *mut *mut ::c_void, size: ::c_int) -> ::c_int;
     pub fn backtrace_symbols(buffer: *const *mut ::c_void, size: ::c_int) -> *mut *mut ::c_char;
     pub fn backtrace_symbols_fd(buffer: *const *mut ::c_void, size: ::c_int, fd: ::c_int);
+
+    pub fn getopt_long(
+        argc: ::c_int,
+        argv: *const *mut c_char,
+        optstring: *const c_char,
+        longopts: *const option,
+        longindex: *mut ::c_int,
+    ) -> ::c_int;
 }
 
 #[link(name = "sendfile")]