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win: perform case insensitive PATH= comparison

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Refs: https://github.com/nodejs/node/issues/20605
PR-URL: https://github.com/libuv/libuv/pull/1837
Reviewed-By: Bartosz Sosnowski <bartosz@janeasystems.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
This commit is contained in:
cjihrig 2018-05-09 01:16:51 -04:00
parent fe3fbd63e5
commit 60bac5a98f
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GPG Key ID: 7434390BDBE9B9C5
1 changed files with 6 additions and 1 deletions
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7
src/win/process.c
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@ -831,8 +831,13 @@ int make_program_env(char* env_block[], WCHAR** dst_ptr) {
*/
static WCHAR* find_path(WCHAR *env) {
for (; env != NULL && *env != 0; env += wcslen(env) + 1) {
if (wcsncmp(env, L"PATH=", 5) == 0)
if ((env[0] == L'P' || env[0] == L'p') &&
(env[1] == L'A' || env[1] == L'a') &&
(env[2] == L'T' || env[2] == L't') &&
(env[3] == L'H' || env[3] == L'h') &&
(env[4] == L'=')) {
return &env[5];
}
}
return NULL;