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[PATCH v4 2/4] QGA VSS: Replace 'fprintf(stderr' with PRINT_DEBUG

Konstantin Kostiuk posted 4 patches 2 years, 3 months ago
Maintainers: Konstantin Kostiuk <kkostiuk@redhat.com>, Michael Roth <michael.roth@amd.com>
There is a newer version of this series
[PATCH v4 2/4] QGA VSS: Replace 'fprintf(stderr' with PRINT_DEBUG
Posted by Konstantin Kostiuk 2 years, 3 months ago 
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 qga/vss-win32/install.cpp   | 12 ++++++------
 qga/vss-win32/requester.cpp |  9 +++++----
 2 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/qga/vss-win32/install.cpp b/qga/vss-win32/install.cpp
index ff93b08a9e..9bd2c52b70 100644
--- a/qga/vss-win32/install.cpp
+++ b/qga/vss-win32/install.cpp
@@ -13,6 +13,7 @@
 #include "qemu/osdep.h"

 #include "vss-common.h"
+#include "vss-debug.h"
 #ifdef HAVE_VSS_SDK
 #include <vscoordint.h>
 #else
@@ -54,7 +55,7 @@ void errmsg(DWORD err, const char *text)
                   FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
                   NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
                   (char *)&msg, 0, NULL);
-    fprintf(stderr, "%.*s. (Error: %lx) %s\n", len, text, err, msg);
+    qga_debug("%.*s. (Error: %lx) %s\n", len, text, err, msg);
     LocalFree(msg);
 }

@@ -219,7 +220,7 @@ static HRESULT QGAProviderRemove(ICatalogCollection *coll, int i, void *arg)
 {
     HRESULT hr;

-    fprintf(stderr, "Removing COM+ Application: %s\n", QGA_PROVIDER_NAME);
+    qga_debug("Removing COM+ Application: %s", QGA_PROVIDER_NAME);
     chk(coll->Remove(i));
 out:
     return hr;
@@ -304,9 +305,8 @@ STDAPI COMRegister(void)
     }
     strcpy(tlbPath, dllPath);
     strcpy(tlbPath+n-3, "tlb");
-    fprintf(stderr, "Registering " QGA_PROVIDER_NAME ":\n");
-    fprintf(stderr, "  %s\n", dllPath);
-    fprintf(stderr, "  %s\n", tlbPath);
+    qga_debug("Registering " QGA_PROVIDER_NAME ": %s %s",
+              dllPath, tlbPath);
     if (!PathFileExists(tlbPath)) {
         hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
         errmsg(hr, "Failed to lookup tlb");
@@ -517,7 +517,7 @@ namespace _com_util
         }

         if (mbstowcs(bstr, ascii, len) == (size_t)-1) {
-            fprintf(stderr, "Failed to convert string '%s' into BSTR", ascii);
+            qga_debug("Failed to convert string '%s' into BSTR", ascii);
             bstr[0] = 0;
         }
         return bstr;
diff --git a/qga/vss-win32/requester.cpp b/qga/vss-win32/requester.cpp
index 3e998af4a8..e85b9bc633 100644
--- a/qga/vss-win32/requester.cpp
+++ b/qga/vss-win32/requester.cpp
@@ -12,6 +12,7 @@

 #include "qemu/osdep.h"
 #include "vss-common.h"
+#include "vss-debug.h"
 #include "requester.h"
 #include "install.h"
 #include <vswriter.h>
@@ -59,13 +60,13 @@ STDAPI requester_init(void)
         NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_PKT_PRIVACY,
         RPC_C_IMP_LEVEL_IDENTIFY, NULL, EOAC_NONE, NULL);
     if (FAILED(hr)) {
-        fprintf(stderr, "failed to CoInitializeSecurity (error %lx)\n", hr);
+        qga_debug("failed to CoInitializeSecurity (error %lx)", hr);
         return hr;
     }

     hLib = LoadLibraryA("VSSAPI.DLL");
     if (!hLib) {
-        fprintf(stderr, "failed to load VSSAPI.DLL\n");
+        qga_debug("failed to load VSSAPI.DLL");
         return HRESULT_FROM_WIN32(GetLastError());
     }

@@ -78,14 +79,14 @@ STDAPI requester_init(void)
 #endif
         );
     if (!pCreateVssBackupComponents) {
-        fprintf(stderr, "failed to get proc address from VSSAPI.DLL\n");
+        qga_debug("failed to get proc address from VSSAPI.DLL");
         return HRESULT_FROM_WIN32(GetLastError());
     }

     pVssFreeSnapshotProperties = (t_VssFreeSnapshotProperties)
         GetProcAddress(hLib, "VssFreeSnapshotProperties");
     if (!pVssFreeSnapshotProperties) {
-        fprintf(stderr, "failed to get proc address from VSSAPI.DLL\n");
+        qga_debug("failed to get proc address from VSSAPI.DLL");
         return HRESULT_FROM_WIN32(GetLastError());
     }

--
2.34.1
Re: [PATCH v4 2/4] QGA VSS: Replace 'fprintf(stderr' with PRINT_DEBUG
Posted by Thomas Huth 2 years, 3 months ago 
On 10/07/2023 09.46, Konstantin Kostiuk wrote:
> Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
>   qga/vss-win32/install.cpp   | 12 ++++++------
>   qga/vss-win32/requester.cpp |  9 +++++----
>   2 files changed, 11 insertions(+), 10 deletions(-)
> 
> diff --git a/qga/vss-win32/install.cpp b/qga/vss-win32/install.cpp
> index ff93b08a9e..9bd2c52b70 100644
> --- a/qga/vss-win32/install.cpp
> +++ b/qga/vss-win32/install.cpp
> @@ -13,6 +13,7 @@
>   #include "qemu/osdep.h"
> 
>   #include "vss-common.h"
> +#include "vss-debug.h"
>   #ifdef HAVE_VSS_SDK
>   #include <vscoordint.h>
>   #else
> @@ -54,7 +55,7 @@ void errmsg(DWORD err, const char *text)
>                     FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
>                     NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
>                     (char *)&msg, 0, NULL);
> -    fprintf(stderr, "%.*s. (Error: %lx) %s\n", len, text, err, msg);
> +    qga_debug("%.*s. (Error: %lx) %s\n", len, text, err, msg);

Here you kept the "\n" at the end of the string...

>       LocalFree(msg);
>   }
> 
> @@ -219,7 +220,7 @@ static HRESULT QGAProviderRemove(ICatalogCollection *coll, int i, void *arg)
>   {
>       HRESULT hr;
> 
> -    fprintf(stderr, "Removing COM+ Application: %s\n", QGA_PROVIDER_NAME);
> +    qga_debug("Removing COM+ Application: %s", QGA_PROVIDER_NAME);
>       chk(coll->Remove(i));
>   out:
>       return hr;
> @@ -304,9 +305,8 @@ STDAPI COMRegister(void)
>       }
>       strcpy(tlbPath, dllPath);
>       strcpy(tlbPath+n-3, "tlb");
> -    fprintf(stderr, "Registering " QGA_PROVIDER_NAME ":\n");
> -    fprintf(stderr, "  %s\n", dllPath);
> -    fprintf(stderr, "  %s\n", tlbPath);
> +    qga_debug("Registering " QGA_PROVIDER_NAME ": %s %s",
> +              dllPath, tlbPath);

... but here you remove the "\n" ... looks weird. Looking at the first 
patch, I assume the "\n" should now always be removed from the strings here?

  Thomas
Re: [PATCH v4 2/4] QGA VSS: Replace 'fprintf(stderr' with PRINT_DEBUG
Posted by Konstantin Kostiuk 2 years, 3 months ago 
On Mon, Jul 10, 2023 at 11:00 AM Thomas Huth <thuth@redhat.com> wrote:

> On 10/07/2023 09.46, Konstantin Kostiuk wrote:
> > Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
> > Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> > ---
> >   qga/vss-win32/install.cpp   | 12 ++++++------
> >   qga/vss-win32/requester.cpp |  9 +++++----
> >   2 files changed, 11 insertions(+), 10 deletions(-)
> >
> > diff --git a/qga/vss-win32/install.cpp b/qga/vss-win32/install.cpp
> > index ff93b08a9e..9bd2c52b70 100644
> > --- a/qga/vss-win32/install.cpp
> > +++ b/qga/vss-win32/install.cpp
> > @@ -13,6 +13,7 @@
> >   #include "qemu/osdep.h"
> >
> >   #include "vss-common.h"
> > +#include "vss-debug.h"
> >   #ifdef HAVE_VSS_SDK
> >   #include <vscoordint.h>
> >   #else
> > @@ -54,7 +55,7 @@ void errmsg(DWORD err, const char *text)
> >                     FORMAT_MESSAGE_FROM_SYSTEM |
> FORMAT_MESSAGE_IGNORE_INSERTS,
> >                     NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
> >                     (char *)&msg, 0, NULL);
> > -    fprintf(stderr, "%.*s. (Error: %lx) %s\n", len, text, err, msg);
> > +    qga_debug("%.*s. (Error: %lx) %s\n", len, text, err, msg);
>
> Here you kept the "\n" at the end of the string...
>
>
This is miskate. Thanks!


> >       LocalFree(msg);
> >   }
> >
> > @@ -219,7 +220,7 @@ static HRESULT QGAProviderRemove(ICatalogCollection
> *coll, int i, void *arg)
> >   {
> >       HRESULT hr;
> >
> > -    fprintf(stderr, "Removing COM+ Application: %s\n",
> QGA_PROVIDER_NAME);
> > +    qga_debug("Removing COM+ Application: %s", QGA_PROVIDER_NAME);
> >       chk(coll->Remove(i));
> >   out:
> >       return hr;
> > @@ -304,9 +305,8 @@ STDAPI COMRegister(void)
> >       }
> >       strcpy(tlbPath, dllPath);
> >       strcpy(tlbPath+n-3, "tlb");
> > -    fprintf(stderr, "Registering " QGA_PROVIDER_NAME ":\n");
> > -    fprintf(stderr, "  %s\n", dllPath);
> > -    fprintf(stderr, "  %s\n", tlbPath);
> > +    qga_debug("Registering " QGA_PROVIDER_NAME ": %s %s",
> > +              dllPath, tlbPath);
>
> ... but here you remove the "\n" ... looks weird. Looking at the first
> patch, I assume the "\n" should now always be removed from the strings
> here?
>
>   Thomas
>
>

Patchew 2.1-devel-b67e4c2

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