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<== Date ==> <== Thread ==>

Subject: Re: Help compiling AreaDetector: error: variable ‘epicsShareClass NDAttribute’ has initializer but incomplete type
From: Michael Davidsaver via Tech-talk <tech-talk at aps.anl.gov>
To: "Marco A. Barra Montevechi Filho" <marco.filho at lnls.br>
Cc: "tech-talk at aps.anl.gov" <tech-talk at aps.anl.gov>
Date: Tue, 23 Aug 2022 18:40:51 -0700
On 8/23/22 18:22, Marco A. Barra Montevechi Filho via Tech-talk wrote:
Hello all.

Im trying to compile areaDetector-R3-7 in my machine. After following this tutorial: (https://areadetector.github.io/master/install_guide.html <https://areadetector.github.io/master/install_guide.html>) and turning every WITH_GRAPHICSMAGICK variable to NO to avoid problems with VP8LDelete and similar functions, im facing the compiling error that i append in the end of this email. It seems to be originated in areaDetector-R3-7/ADCore/ADApp/pluginSrc.

Searching for answers i found this answer: (https://epics.anl.gov/tech-talk/2017/msg00990.php <https://epics.anl.gov/tech-talk/2017/msg00990.php>) but i dont think its the same as my problem since EPICS_BASE is correctly defined in my configure/RELEASE_LIBS.local, configure/RELEASE_BASE.local and configure/RELEASE_PRODS.local. My version of areaDetector also didnt come with the files EXAMPLE_RELEASE_PATHS.local and EXAMPLE_CONFIG_SITE.local.

Does anyone have any hints on how to proceed? Thanks in advance.

Which version of EPICS Base are you building with?


Compilation message when done inside areaDetector-R3-7/ADCore/ADApp/pluginSrc:

Do you see the same with ADCore R3-9 ?


areaDetector-R3-7/ADCore/ADApp/pluginSrc$ make
make -C O.linux-x86_64 -f ../Makefile TOP=../../.. \
     T_A=linux-x86_64 install
make[1]: Entering directory '/home/marco/EPICS/synApps_6_1/support/areaDetector-R3-7/ADCore/ADApp/pluginSrc/O.linux-x86_64'
/usr/bin/g++  -D_GNU_SOURCE -D_DEFAULT_SOURCE          -D_X86_64_ -DUNIX  -Dlinux      -O3 -g   -Wall    -DHAVE_JPEG -DHAVE_BLOSC -DHAVE_BITSHUFFLE -DH5_NO_DEPRECATED_SYMBOLS -DH5Gopen_vers=2  -mtune=generic     -m64  -fPIC -I. -I../O.Common -I. -I. -I.. -I../../../include/compiler/gcc -I../../../include/os/Linux -I../../../include      -I/home/marco/EPICS/synApps_6_1/support/asyn-R4-36/include     -I/home/marco/EPICS/synApps_6_1/support/areaDetector-R3-7/ADSupport/include/os/Linux -I/home/marco/EPICS/synApps_6_1/support/areaDetector-R3-7/ADSupport/include   -I/home/marco/EPICS/synApps_6_1/support/areaDetector-R3-7/ADCore/include -I/home/marco/EPICS/epics-base/include/compiler/gcc -I/home/marco/EPICS/epics-base/include/os/Linux -I/home/marco/EPICS/epics-base/include        -c ../NDArrayRing.cpp
In file included from ../../../include/NDArray.h:20,
                  from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDAttribute.h:87:23: error: variable ‘epicsShareClass NDAttribute’ has initializer but incomplete type
    87 | class epicsShareClass NDAttribute {
       |                       ^~~~~~~~~~~
../../../include/NDAttribute.h:88:1: error: expected primary-expression before ‘public’
    88 | public:
       | ^~~~~~
../../../include/NDAttribute.h:88:1: error: expected ‘}’ before ‘public’
../../../include/NDAttribute.h:87:35: note: to match this ‘{’
    87 | class epicsShareClass NDAttribute {
       |                                   ^
../../../include/NDAttribute.h:88:1: error: expected ‘,’ or ‘;’ before ‘public’
    88 | public:
       | ^~~~~~
../../../include/NDAttribute.h:92:16: error: expected constructor, destructor, or type conversion before ‘(’ token
    92 |     NDAttribute(NDAttribute& attribute);
       |                ^
../../../include/NDAttribute.h:94:13: error: declaration of ‘~ NDAttribute’ as non-member
    94 |     virtual ~NDAttribute();
       |             ^~~~~~~~~~~~
../../../include/NDAttribute.h:95:13: error: ‘NDAttribute’ does not name a type
    95 |     virtual NDAttribute* copy(NDAttribute *pAttribute);
       |             ^~~~~~~~~~~
../../../include/NDAttribute.h:96:5: error: ‘virtual’ outside class declaration
    96 |     virtual const char *getName();
       |     ^~~~~~~
../../../include/NDAttribute.h:97:5: error: ‘virtual’ outside class declaration
    97 |     virtual const char *getDescription();
       |     ^~~~~~~
../../../include/NDAttribute.h:98:5: error: ‘virtual’ outside class declaration
    98 |     virtual const char *getSource();
       |     ^~~~~~~
../../../include/NDAttribute.h:99:5: error: ‘virtual’ outside class declaration
    99 |     virtual const char *getSourceInfo(NDAttrSource_t *pSourceType);
       |     ^~~~~~~
../../../include/NDAttribute.h:100:5: error: ‘virtual’ outside class declaration
   100 |     virtual NDAttrDataType_t getDataType();
       |     ^~~~~~~
../../../include/NDAttribute.h:101:5: error: ‘virtual’ outside class declaration
   101 |     virtual int getValueInfo(NDAttrDataType_t *pDataType, size_t *pDataSize);
       |     ^~~~~~~
../../../include/NDAttribute.h:102:5: error: ‘virtual’ outside class declaration
   102 |     virtual int getValue(NDAttrDataType_t dataType, void *pValue, size_t dataSize=0);
       |     ^~~~~~~
../../../include/NDAttribute.h:103:5: error: ‘virtual’ outside class declaration
   103 |     virtual int getValue(std::string& value);
       |     ^~~~~~~
../../../include/NDAttribute.h:104:5: error: ‘virtual’ outside class declaration
   104 |     virtual int setDataType(NDAttrDataType_t dataType);
       |     ^~~~~~~
../../../include/NDAttribute.h:105:5: error: ‘virtual’ outside class declaration
   105 |     virtual int setValue(const void *pValue);
       |     ^~~~~~~
../../../include/NDAttribute.h:106:5: error: ‘virtual’ outside class declaration
   106 |     virtual int setValue(const std::string&);
       |     ^~~~~~~
../../../include/NDAttribute.h:107:5: error: ‘virtual’ outside class declaration
   107 |     virtual int updateValue();
       |     ^~~~~~~
../../../include/NDAttribute.h:108:5: error: ‘virtual’ outside class declaration
   108 |     virtual int report(FILE *fp, int details);
       |     ^~~~~~~
../../../include/NDAttribute.h:109:5: error: ‘friend’ used outside of class
   109 |     friend class NDArray;
       |     ^~~~~~
       |     ------
../../../include/NDAttribute.h:110:5: error: ‘friend’ used outside of class
   110 |     friend class NDAttributeList;
       |     ^~~~~~
       |     ------
../../../include/NDAttribute.h:113:1: error: expected unqualified-id before ‘private’
   113 | private:
       | ^~~~~~~
../../../include/NDAttribute.h:124:1: error: expected declaration before ‘}’ token
   124 | };
       | ^
In file included from ../../../include/NDArray.h:21,
                  from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDAttributeList.h:21:23: error: variable ‘epicsShareClass NDAttributeList’ has initializer but incomplete type
    21 | class epicsShareClass NDAttributeList {
       |                       ^~~~~~~~~~~~~~~
../../../include/NDAttributeList.h:22:1: error: expected primary-expression before ‘public’
    22 | public:
       | ^~~~~~
../../../include/NDAttributeList.h:22:1: error: expected ‘}’ before ‘public’
../../../include/NDAttributeList.h:21:39: note: to match this ‘{’
    21 | class epicsShareClass NDAttributeList {
       |                                       ^
../../../include/NDAttributeList.h:22:1: error: expected ‘,’ or ‘;’ before ‘public’
    22 | public:
       | ^~~~~~
../../../include/NDAttributeList.h:24:23: error: expected constructor, destructor, or type conversion before ‘;’ token
    24 |     ~NDAttributeList();
       |                       ^
../../../include/NDAttributeList.h:25:35: error: ‘pAttribute’ was not declared in this scope; did you mean ‘NDAttribute’?
    25 |     int          add(NDAttribute *pAttribute);
       |                                   ^~~~~~~~~~
       |                                   NDAttribute
../../../include/NDAttributeList.h:26:5: error: ‘NDAttribute’ does not name a type
    26 |     NDAttribute* add(const char *pName, const char *pDescription="",
       |     ^~~~~~~~~~~
../../../include/NDAttributeList.h:28:5: error: ‘NDAttribute’ does not name a type
    28 |     NDAttribute* find(const char *pName);
       |     ^~~~~~~~~~~
../../../include/NDAttributeList.h:29:5: error: ‘NDAttribute’ does not name a type
    29 |     NDAttribute* next(NDAttribute *pAttribute);
       |     ^~~~~~~~~~~
../../../include/NDAttributeList.h:33:40: error: ‘pOut’ was not declared in this scope
    33 |     int          copy(NDAttributeList *pOut);
       |                                        ^~~~
../../../include/NDAttributeList.h:37:1: error: expected unqualified-id before ‘private’
    37 | private:
       | ^~~~~~~
../../../include/NDAttributeList.h:40:1: error: expected declaration before ‘}’ token
    40 | };
       | ^
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:92:23: error: variable ‘epicsShareClass NDArray’ has initializer but incomplete type
    92 | class epicsShareClass NDArray {
       |                       ^~~~~~~
../../../include/NDArray.h:93:1: error: expected primary-expression before ‘public’
    93 | public:
       | ^~~~~~
../../../include/NDArray.h:93:1: error: expected ‘}’ before ‘public’
../../../include/NDArray.h:92:31: note: to match this ‘{’
    92 | class epicsShareClass NDArray {
       |                               ^
../../../include/NDArray.h:93:1: error: expected ‘,’ or ‘;’ before ‘public’
    93 | public:
       | ^~~~~~
../../../include/NDArray.h:96:90: error: expected constructor, destructor, or type conversion before ‘;’ token
    96 |     NDArray(int ndims, size_t *dims, NDDataType_t dataType, size_t dataSize, void *pData);
       |                                                                                          ^
../../../include/NDArray.h:97:13: error: declaration of ‘~ NDArray’ as non-member
    97 |     virtual ~NDArray();
       |             ^~~~~~~~
../../../include/NDArray.h:103:38: error: non-member function ‘int getReferenceCount()’ cannot have cv-qualifier
   103 |     int          getReferenceCount() const {return referenceCount;}
       |                                      ^~~~~
../../../include/NDArray.h: In function ‘int getReferenceCount()’:
../../../include/NDArray.h:103:52: error: ‘referenceCount’ was not declared in this scope; did you mean ‘getReferenceCount’?
   103 |     int          getReferenceCount() const {return referenceCount;}
       |                                                    ^~~~~~~~~~~~~~
       |                                                    getReferenceCount
../../../include/NDArray.h: At global scope:
../../../include/NDArray.h:105:5: error: ‘friend’ used outside of class
   105 |     friend class NDArrayPool;
       |     ^~~~~~
       |     ------
../../../include/NDArray.h:107:1: error: expected unqualified-id before ‘private’
   107 | private:
       | ^~~~~~~
../../../include/NDArray.h:111:1: error: expected unqualified-id before ‘public’
   111 | public:
       | ^~~~~~
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:127:5: error: ‘NDAttributeList’ does not name a type
   127 |     NDAttributeList *pAttributeList;  /**< Linked list of attributes */
       |     ^~~~~~~~~~~~~~~
../../../include/NDArray.h:130:1: error: expected declaration before ‘}’ token
   130 | };
       | ^
../../../include/NDArray.h:142:32: error: expected ‘)’ before ‘*’ token
   142 |         freeListElement(NDArray *pArray, size_t dataSize) {
       |                        ~       ^~
       |                                )
../../../include/NDArray.h:148:9: error: ‘NDArray’ does not name a type
   148 |         NDArray *pArray_;
       |         ^~~~~~~
../../../include/NDArray.h:161:23: error: variable ‘epicsShareClass NDArrayPool’ has initializer but incomplete type
   161 | class epicsShareClass NDArrayPool {
       |                       ^~~~~~~~~~~
../../../include/NDArray.h:162:1: error: expected primary-expression before ‘public’
   162 | public:
       | ^~~~~~
../../../include/NDArray.h:162:1: error: expected ‘}’ before ‘public’
../../../include/NDArray.h:161:35: note: to match this ‘{’
   161 | class epicsShareClass NDArrayPool {
       |                                   ^
../../../include/NDArray.h:162:1: error: expected ‘,’ or ‘;’ before ‘public’
   162 | public:
       | ^~~~~~
../../../include/NDArray.h:164:13: error: declaration of ‘~ NDArrayPool’ as non-member
   164 |     virtual ~NDArrayPool() {}
       |             ^~~~~~~~~~~~
../../../include/NDArray.h:165:5: error: ‘NDArray’ does not name a type
   165 |     NDArray*     alloc(int ndims, size_t *dims, NDDataType_t dataType, size_t dataSize, void *pData);
       |     ^~~~~~~
../../../include/NDArray.h:166:5: error: ‘NDArray’ does not name a type
   166 |     NDArray*     copy(NDArray *pIn, NDArray *pOut, bool copyData, bool copyDimensions=true, bool copyDataType=true);
       |     ^~~~~~~
../../../include/NDArray.h:168:26: error: ‘int reserve’ redeclared as different kind of entity
   168 |     int          reserve(NDArray *pArray);
       |                          ^~~~~~~
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:101:18: note: previous declaration ‘int reserve()’
   101 |     int          reserve();
       |                  ^~~~~~~
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:168:35: error: ‘pArray’ was not declared in this scope; did you mean ‘NDArray’?
   168 |     int          reserve(NDArray *pArray);
       |                                   ^~~~~~
       |                                   NDArray
../../../include/NDArray.h:169:26: error: ‘int release’ redeclared as different kind of entity
   169 |     int          release(NDArray *pArray);
       |                          ^~~~~~~
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:102:18: note: previous declaration ‘int release()’
   102 |     int          release();
       |                  ^~~~~~~
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:169:35: error: ‘pArray’ was not declared in this scope; did you mean ‘NDArray’?
   169 |     int          release(NDArray *pArray);
       |                                   ^~~~~~
       |                                   NDArray
../../../include/NDArray.h:170:35: error: ‘pIn’ was not declared in this scope
   170 |     int          convert(NDArray *pIn,
       |                                   ^~~
../../../include/NDArray.h:171:36: error: ‘ppOut’ was not declared in this scope
   171 |                          NDArray **ppOut,
       |                                    ^~~~~
../../../include/NDArray.h:172:39: error: expected primary-expression before ‘dataTypeOut’
   172 |                          NDDataType_t dataTypeOut,
       |                                       ^~~~~~~~~~~
../../../include/NDArray.h:173:40: error: expected primary-expression before ‘*’ token
   173 |                          NDDimension_t *outDims);
       |                                        ^
../../../include/NDArray.h:173:41: error: ‘outDims’ was not declared in this scope
   173 |                          NDDimension_t *outDims);
       |                                         ^~~~~~~
../../../include/NDArray.h:173:48: error: expression list treated as compound expression in initializer [-fpermissive]
   173 |                          NDDimension_t *outDims);
       |                                                ^
../../../include/NDArray.h:174:18: error: redefinition of ‘int convert’
   174 |     int          convert(NDArray *pIn,
       |                  ^~~~~~~
../../../include/NDArray.h:170:18: note: ‘int convert’ previously defined here
   170 |     int          convert(NDArray *pIn,
       |                  ^~~~~~~
../../../include/NDArray.h:174:35: error: ‘pIn’ was not declared in this scope
   174 |     int          convert(NDArray *pIn,
       |                                   ^~~
../../../include/NDArray.h:175:36: error: ‘ppOut’ was not declared in this scope
   175 |                          NDArray **ppOut,
       |                                    ^~~~~
../../../include/NDArray.h:176:39: error: expected primary-expression before ‘dataTypeOut’
   176 |                          NDDataType_t dataTypeOut);
       |                                       ^~~~~~~~~~~
../../../include/NDArray.h:184:1: error: expected unqualified-id before ‘protected’
   184 | protected:
       | ^~~~~~~~~
../../../include/NDArray.h:189:5: error: ‘virtual’ outside class declaration
   189 |     virtual void onAllocateArray(NDArray *pArray);
       |     ^~~~~~~
../../../include/NDArray.h:189:18: error: variable or field ‘onAllocateArray’ declared void
   189 |     virtual void onAllocateArray(NDArray *pArray);
       |                  ^~~~~~~~~~~~~~~
../../../include/NDArray.h:189:43: error: ‘pArray’ was not declared in this scope; did you mean ‘NDArray’?
   189 |     virtual void onAllocateArray(NDArray *pArray);
       |                                           ^~~~~~
       |                                           NDArray
../../../include/NDArray.h:190:5: error: ‘virtual’ outside class declaration
   190 |     virtual void onReserveArray(NDArray *pArray);
       |     ^~~~~~~
../../../include/NDArray.h:190:18: error: variable or field ‘onReserveArray’ declared void
   190 |     virtual void onReserveArray(NDArray *pArray);
       |                  ^~~~~~~~~~~~~~
../../../include/NDArray.h:190:42: error: ‘pArray’ was not declared in this scope; did you mean ‘NDArray’?
   190 |     virtual void onReserveArray(NDArray *pArray);
       |                                          ^~~~~~
       |                                          NDArray
../../../include/NDArray.h:191:5: error: ‘virtual’ outside class declaration
   191 |     virtual void onReleaseArray(NDArray *pArray);
       |     ^~~~~~~
../../../include/NDArray.h:191:18: error: variable or field ‘onReleaseArray’ declared void
   191 |     virtual void onReleaseArray(NDArray *pArray);
       |                  ^~~~~~~~~~~~~~
../../../include/NDArray.h:191:42: error: ‘pArray’ was not declared in this scope; did you mean ‘NDArray’?
   191 |     virtual void onReleaseArray(NDArray *pArray);
       |                                          ^~~~~~
       |                                          NDArray
../../../include/NDArray.h:193:1: error: expected unqualified-id before ‘private’
   193 | private:
       | ^~~~~~~
../../../include/NDArray.h:200:1: error: expected declaration before ‘}’ token
   200 | };
       | ^
In file included from ../NDArrayRing.cpp:19:
../NDArrayRing.h:20:5: error: ‘NDArray’ does not name a type
    20 |     NDArray *addToEnd(NDArray *pArray);
       |     ^~~~~~~
../NDArrayRing.h:23:5: error: ‘NDArray’ does not name a type
    23 |     NDArray *readFromStart();
       |     ^~~~~~~
../NDArrayRing.h:26:5: error: ‘NDArray’ does not name a type
    26 |     NDArray *readNext();
       |     ^~~~~~~
../NDArrayRing.h:36:5: error: ‘NDArray’ does not name a type
    36 |     NDArray** buffers_;
       |     ^~~~~~~
../NDArrayRing.cpp: In constructor ‘NDArrayRing::NDArrayRing(int)’:
../NDArrayRing.cpp:24:3: error: ‘buffers_’ was not declared in this scope; did you mean ‘numBuffers_’?
    24 |   buffers_ = NULL;
       |   ^~~~~~~~
       |   numBuffers_
../NDArrayRing.cpp:29:18: error: ‘NDArray’ does not name a type
    29 |   buffers_ = new NDArray *[noOfBuffers_];
       |                  ^~~~~~~
../NDArrayRing.cpp:29:28: error: capture of non-variable ‘NDArrayRing::noOfBuffers_’
    29 |   buffers_ = new NDArray *[noOfBuffers_];
       |                            ^~~~~~~~~~~~
In file included from ../NDArrayRing.cpp:19:
../NDArrayRing.h:39:10: note: ‘int NDArrayRing::noOfBuffers_’ declared here
    39 |     int  noOfBuffers_;
       |          ^~~~~~~~~~~~
../NDArrayRing.cpp: In lambda function:
../NDArrayRing.cpp:29:41: error: expected ‘{’ before ‘;’ token
    29 |   buffers_ = new NDArray *[noOfBuffers_];
       |                                         ^
../NDArrayRing.cpp: In destructor ‘NDArrayRing::~NDArrayRing()’:
../NDArrayRing.cpp:38:12: error: ‘buffers_’ was not declared in this scope; did you mean ‘numBuffers_’?
    38 |   delete[] buffers_;
       |            ^~~~~~~~
       |            numBuffers_
../NDArrayRing.cpp: At global scope:
../NDArrayRing.cpp:49:1: error: ‘NDArray’ does not name a type
    49 | NDArray *NDArrayRing::addToEnd(NDArray *pArray)
       | ^~~~~~~
../NDArrayRing.cpp:71:1: error: ‘NDArray’ does not name a type
    71 | NDArray *NDArrayRing::readFromStart()
       | ^~~~~~~
../NDArrayRing.cpp:83:1: error: ‘NDArray’ does not name a type
    83 | NDArray *NDArrayRing::readNext()
       | ^~~~~~~
../NDArrayRing.cpp: In member function ‘void NDArrayRing::clear()’:
../NDArrayRing.cpp:104:7: error: ‘buffers_’ was not declared in this scope; did you mean ‘numBuffers_’?
   104 |   if (buffers_){
       |       ^~~~~~~~
       |       numBuffers_
In file included from ../../../include/NDArray.h:20,
                  from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDAttribute.h: At global scope:
../../../include/NDAttribute.h:93:24: warning: ‘const char* attrSourceString(NDAttrSource_t)’ declared ‘static’ but never defined [-Wunused-function]
    93 |     static const char *attrSourceString(NDAttrSource_t type);
       |                        ^~~~~~~~~~~~~~~~
In file included from ../NDArrayRing.h:4,
                  from ../NDArrayRing.cpp:19:
../../../include/NDArray.h:99:18: warning: ‘int computeArrayInfo(int, size_t*, NDDataType_t, NDArrayInfo*)’ declared ‘static’ but never defined [-Wunused-function]
    99 |     static int   computeArrayInfo(int ndims, size_t *dims, NDDataType_t dataType, NDArrayInfo *pInfo);
       |                  ^~~~~~~~~~~~~~~~
make[1]: *** [/home/marco/EPICS/epics-base/configure/RULES_BUILD:267: NDArrayRing.o] Error 1
make[1]: Leaving directory '/home/marco/EPICS/synApps_6_1/support/areaDetector-R3-7/ADCore/ADApp/pluginSrc/O.linux-x86_64'
make: *** [/home/marco/EPICS/epics-base/configure/RULES_ARCHS:58: install.linux-x86_64] Error 2

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Replies:
Re: Help compiling AreaDetector: error: variable ‘epicsShareClass NDAttribute’ has initializer but incomplete type Marco A. Barra Montevechi Filho via Tech-talk
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Help compiling AreaDetector: error: variable ‘epicsShareClass NDAttribute’ has initializer but incomplete type Marco A. Barra Montevechi Filho via Tech-talk

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