fix(build): update link command to use absolute path for MSVC linker

Author: Gioee

.github/workflows/main.yml

@@ -345,17 +345,17 @@ jobs:
         shell: cmd
         run: |
           call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
-          if "${{ matrix.name }}" == "windows-sycl" (
-            if exist "%ONEAPI_ROOT%\setvars.bat" (
-              call "%ONEAPI_ROOT%\setvars.bat"
-            ) else (
-              echo OneAPI setvars.bat not found at %ONEAPI_ROOT%\setvars.bat
-              dir "%ONEAPI_ROOT%"
-            )
-            where icx
-            where dpcpp
-            echo PATH=%PATH%
-          )
+          # if "${{ matrix.name }}" == "windows-sycl" (
+          #   if exist "%ONEAPI_ROOT%\setvars.bat" (
+          #     call "%ONEAPI_ROOT%\setvars.bat"
+          #   ) else (
+          #     echo OneAPI setvars.bat not found at %ONEAPI_ROOT%\setvars.bat
+          #     dir "%ONEAPI_ROOT%"
+          #   )
+          #   where icx
+          #   where dpcpp
+          #   echo PATH=%PATH%
+          # )
           set "PATH=%VCToolsInstallDir%bin\Hostx64\x64;%WindowsSdkBinPath%x64;%PATH%"
           set "PATH=%PATH:C:\msys64\usr\bin;=%"
           set "PATH=%PATH:C:\msys64\mingw64\bin;=%"

Makefile

@@ -283,9 +283,7 @@ all: $(TARGET)
 # Loadable library
 $(TARGET): $(OBJ_FILES) $(DEF_FILE) $(LLAMA_LIBS) $(WHISPER_LIBS) $(MINIAUDIO_LIBS)
 ifeq ($(USE_MSVC),1)
-	which link
-	which link.exe
-	link.exe /nologo $(LDFLAGS) /DEF:$(DEF_FILE) /OUT:$@ $(OBJ_FILES) $(LLAMA_LIBS) $(WHISPER_LIBS) $(MINIAUDIO_LIBS) $(MSVC_LIBS)
+	"$(VCToolsInstallDir)bin\Hostx64\x64\link.exe" /nologo $(LDFLAGS) /DEF:$(DEF_FILE) /OUT:$@ $(OBJ_FILES) $(LLAMA_LIBS) $(WHISPER_LIBS) $(MINIAUDIO_LIBS) $(MSVC_LIBS)
 else
 	$(CXX) $(OBJ_FILES) $(DEF_FILE) -o $@ $(LDFLAGS)
 ifeq ($(PLATFORM),windows)