Auto merge of #3484 - devnexen:strftime_l_linux, r=JohnTitor

strftime_l for Linux glibc/musl

Author: bors

libc-test/semver/linux-gnu.txt

@@ -691,6 +691,7 @@ eaccess
 asctime_r
 ctime_r
 strftime
+strftime_l
 strptime
 dirname
 posix_basename

libc-test/semver/linux-musl.txt

@@ -78,6 +78,7 @@ euidaccess
 eaccess
 asctime_r
 strftime
+strftime_l
 strptime
 dirname
 basename

src/unix/linux_like/linux/gnu/mod.rs

@@ -1462,6 +1462,13 @@ extern "C" {
         format: *const ::c_char,
         tm: *const ::tm,
     ) -> ::size_t;
+    pub fn strftime_l(
+        s: *mut ::c_char,
+        max: ::size_t,
+        format: *const ::c_char,
+        tm: *const ::tm,
+        locale: ::locale_t,
+    ) -> ::size_t;
     pub fn strptime(s: *const ::c_char, format: *const ::c_char, tm: *mut ::tm) -> *mut ::c_char;
 
     pub fn dirname(path: *mut ::c_char) -> *mut ::c_char;

src/unix/linux_like/linux/musl/mod.rs

@@ -889,6 +889,13 @@ extern "C" {
         format: *const ::c_char,
         tm: *const ::tm,
     ) -> ::size_t;
+    pub fn strftime_l(
+        s: *mut ::c_char,
+        max: ::size_t,
+        format: *const ::c_char,
+        tm: *const ::tm,
+        locale: ::locale_t,
+    ) -> ::size_t;
     pub fn strptime(s: *const ::c_char, format: *const ::c_char, tm: *mut ::tm) -> *mut ::c_char;
 
     pub fn dirname(path: *mut ::c_char) -> *mut ::c_char;