Auto merge of #2964 - devnexen:win32_putenv, r=JohnTitor

adds putenv call to win32. closes #2926.
rust-lang · Oct 16, 2022 · 998e886 · 998e886
2 parents 937aeaa + 44450fe
commit 998e886
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diff --git a/libc-test/semver/windows.txt b/libc-test/semver/windows.txt
@@ -261,6 +261,8 @@ popen
 printf
 ptrdiff_t
 putchar
+putenv
+putenv_s
 puts
 raise
 rand
@@ -340,6 +342,8 @@ wexecve
 wexecvp
 wexecvpe
 wopen
+wputenv
+wputenv_s
 write
 wrmdir
 wsetlocale

diff --git a/src/windows/mod.rs b/src/windows/mod.rs
@@ -509,6 +509,14 @@ extern "C" {
     pub fn aligned_malloc(size: size_t, alignment: size_t) -> *mut c_void;
     #[link_name = "_aligned_free"]
     pub fn aligned_free(ptr: *mut ::c_void);
+    #[link_name = "_putenv"]
+    pub fn putenv(envstring: *const ::c_char) -> ::c_int;
+    #[link_name = "_wputenv"]
+    pub fn wputenv(envstring: *const ::wchar_t) -> ::c_int;
+    #[link_name = "_putenv_s"]
+    pub fn putenv_s(envstring: *const ::c_char, value_string: *const ::c_char) -> ::errno_t;
+    #[link_name = "_wputenv_s"]
+    pub fn wputenv_s(envstring: *const ::wchar_t, value_string: *const ::wchar_t) -> ::errno_t;
 }
 
 extern "system" {