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authorThomas Huth <thuth@redhat.com>2020-09-15 12:18:03 +0200
committerThomas Huth <thuth@redhat.com>2020-09-16 08:41:06 +0200
commit37d98abdc77cfbd158b453d22629e5c7d020c878 (patch)
treeda8b7e380c1f76221ecf9ce997a22a01dc0d5022
parent0e72b7df4d552f9da33d3559fd84febd86455a99 (diff)
qga/commands-win32: Fix problem with redundant protype declaration
When compiling QEMU with MSYS2 on Windows, there is currently the following error: ../qga/commands-win32.c:62:24: error: redundant redeclaration of 'CM_Get_DevNode_PropertyW' [-Werror=redundant-decls] 62 | CMAPI CONFIGRET WINAPI CM_Get_DevNode_PropertyW( | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from ../qga/commands-win32.c:26: C:/tools/msys64/mingw64/x86_64-w64-mingw32/include/cfgmgr32.h:840:26: note: previous declaration of 'CM_Get_DevNode_PropertyW' was here 840 | CMAPI CONFIGRET WINAPI CM_Get_DevNode_PropertyW(DEVINST dnDevInst, const DEVPROPKEY *PropertyKey, DEVPROPTYPE *PropertyType, PBYTE PropertyBuffer, PULONG PropertyBufferSize, ULONG ulFlags); Seems like this protype is sometimes available in the cfgmgr32.h header, and sometimes not. Let's silence the compiler warning here to let the build pass with -Werror, too. Message-Id: <20200915114757.55635-1-thuth@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
-rw-r--r--qga/commands-win32.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/qga/commands-win32.c b/qga/commands-win32.c
index 48d8bbe649..0c3c05484f 100644
--- a/qga/commands-win32.c
+++ b/qga/commands-win32.c
@@ -57,8 +57,10 @@ DEFINE_DEVPROPKEY(qga_DEVPKEY_Device_DriverDate, 0xa8b865dd, 0x2e3d,
DEFINE_DEVPROPKEY(qga_DEVPKEY_Device_DriverVersion, 0xa8b865dd, 0x2e3d,
0x4094, 0xad, 0x97, 0xe5, 0x93, 0xa7, 0xc, 0x75, 0xd6, 3);
/* DEVPROP_TYPE_STRING */
-/* The following shoud be in cfgmgr32.h, but it isn't */
+/* The CM_Get_DevNode_PropertyW prototype is only sometimes in cfgmgr32.h */
#ifndef CM_Get_DevNode_Property
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wredundant-decls"
CMAPI CONFIGRET WINAPI CM_Get_DevNode_PropertyW(
DEVINST dnDevInst,
CONST DEVPROPKEY * PropertyKey,
@@ -68,6 +70,7 @@ CMAPI CONFIGRET WINAPI CM_Get_DevNode_PropertyW(
ULONG ulFlags
);
#define CM_Get_DevNode_Property CM_Get_DevNode_PropertyW
+#pragma GCC diagnostic pop
#endif
#ifndef SHTDN_REASON_FLAG_PLANNED