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memory: stop overriding unused wcsdup()/_wcsdup() system functions

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Also ban them via `checksrc`.

The code continues to use `_tcsdup()`.

Assisted-by: Daniel Stenberg

Closes #17840
This commit is contained in:
Viktor Szakats
2025-07-07 11:46:26 +02:00
parent 7ae44fa9b9
commit ef2ccf862f
3 changed files with 2 additions and 10 deletions
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6
lib/curl_memory.h
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@@ -69,8 +69,6 @@
#ifdef _WIN32
# ifdef UNICODE
# undef wcsdup
# undef _wcsdup
# undef _tcsdup
# else
# undef _tcsdup
@@ -155,10 +153,6 @@ extern curl_wcsdup_callback Curl_cwcsdup;
#ifdef _WIN32
# ifdef UNICODE
# undef wcsdup
# define wcsdup(ptr) Curl_cwcsdup(ptr)
# undef _wcsdup
# define _wcsdup(ptr) Curl_cwcsdup(ptr)
# undef _tcsdup
# define _tcsdup(ptr) Curl_cwcsdup(ptr)
# else

4
lib/memdebug.h
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@@ -142,10 +142,6 @@ CURL_EXTERN ALLOC_FUNC
#ifdef _WIN32
# ifdef UNICODE
# undef wcsdup
# define wcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__)
# undef _wcsdup
# define _wcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__)
# undef _tcsdup
# define _tcsdup(ptr) curl_dbg_wcsdup(ptr, __LINE__, __FILE__)
# else

2
scripts/checksrc.pl
View File

@@ -65,6 +65,8 @@ my %banfunc = (
"_tcsncat" => 1,
"_wcscat" => 1,
"_wcsncat" => 1,
"_wcsdup" => 1,
"wcsdup" => 1,
"LoadLibrary" => 1,
"LoadLibraryA" => 1,
"LoadLibraryW" => 1,