[reactos] 01/01: [MSVCRT] Follow-up of #5032 (f172503)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=5a7dbd6064e74e1ed2b886...

commit 5a7dbd6064e74e1ed2b886dcd973d444d2a8dc4d
Author:     Katayama Hirofumi MZ [e-mail]
AuthorDate: Sun Mar 5 23:20:12 2023 +0900
Commit:     Katayama Hirofumi MZ [e-mail]
CommitDate: Sun Mar 5 23:20:12 2023 +0900

[MSVCRT] Follow-up of #5032 (f172503)

Use _cwait() instead of WaitForSingleObject and GetExitCodeProcess.
    Use malloc/free instead of LocalAlloc/LocalFree.
---
 sdk/lib/crt/process/_system.c | 25 +++++++++++--------------
 1 file changed, 11 insertions(+), 14 deletions(-)

diff --git a/sdk/lib/crt/process/_system.c b/sdk/lib/crt/process/_system.c
index 6ce5b117808..2b2696e6d45 100644
--- a/sdk/lib/crt/process/_system.c
+++ b/sdk/lib/crt/process/_system.c
@@ -14,7 +14,6 @@
 #include <string.h>
 #include <process.h>

-
 /*
  * @implemented
  */
@@ -26,7 +25,7 @@ int system(const char *command)
   PROCESS_INFORMATION ProcessInformation;
   STARTUPINFOA StartupInfo;
   BOOL result;
-  DWORD exit_code;
+  int status;
   char cmd_exe[MAX_PATH];

szComSpec = getenv("COMSPEC");
@@ -44,7 +43,7 @@ int system(const char *command)
     szComSpec = cmd_exe;
   }

-  szCmdLine = LocalAlloc(LPTR, 1 + strlen(szComSpec) + 5 + strlen(command) + 1);
+  szCmdLine = malloc(1 + strlen(szComSpec) + 5 + strlen(command) + 1);
   if (szCmdLine == NULL)
   {
      _dosmaperr(GetLastError());
@@ -78,7 +77,7 @@ int system(const char *command)
    		  NULL,
    		  &StartupInfo,
    		  &ProcessInformation);
-  LocalFree(szCmdLine);
+  free(szCmdLine);

if (result == FALSE)
   {
@@ -89,23 +88,22 @@ int system(const char *command)
   CloseHandle(ProcessInformation.hThread);

/* Wait for the process to exit */
-  WaitForSingleObject(ProcessInformation.hProcess, INFINITE);
-  GetExitCodeProcess(ProcessInformation.hProcess, &exit_code);
+  _cwait(&status, (intptr_t)ProcessInformation.hProcess, 0);

CloseHandle(ProcessInformation.hProcess);

_set_errno(0);
-  return (int)exit_code;
+  return status;
 }

-int CDECL _wsystem(const wchar_t* cmd)
+int CDECL _wsystem(const wchar_t *cmd)
 {
     wchar_t *cmdline = NULL;
     wchar_t *comspec = NULL;
     PROCESS_INFORMATION process_info;
     STARTUPINFOW startup_info;
     BOOL result;
-    DWORD exit_code;
+    int status;
     wchar_t cmd_exe[MAX_PATH];

comspec = _wgetenv(L"COMSPEC");
@@ -123,7 +121,7 @@ int CDECL _wsystem(const wchar_t* cmd)
         comspec = cmd_exe;
     }

-    cmdline = LocalAlloc(LPTR, (1 + wcslen(comspec) + 5 + wcslen(cmd) + 1) * sizeof(wchar_t));
+    cmdline = malloc((1 + wcslen(comspec) + 5 + wcslen(cmd) + 1) * sizeof(wchar_t));
     if (cmdline == NULL)
     {
         _dosmaperr(GetLastError());
@@ -158,7 +156,7 @@ int CDECL _wsystem(const wchar_t* cmd)
                             NULL,
                             &startup_info,
                             &process_info);
-    LocalFree(cmdline);
+    free(cmdline);

if (!result)
     {
@@ -169,11 +167,10 @@ int CDECL _wsystem(const wchar_t* cmd)
     CloseHandle(process_info.hThread);

/* Wait for the process to exit */
-    WaitForSingleObject(process_info.hProcess, INFINITE);
-    GetExitCodeProcess(process_info.hProcess, &exit_code);
+    _cwait(&status, (intptr_t)process_info.hProcess, 0);

CloseHandle(process_info.hProcess);

_set_errno(0);
-    return (int)exit_code;
+    return status;
 }