https://sourceforge.net/p/strigi/patches/4/

and a fix for

/tmp/nix-build-strigi-0.7.8.drv-0/strigi-0.7.8/libstreamanalyzer/plugins/indexers/clucenengindexer/cluceneindexreader.cpp:325:37: error: no matching function for call to 'make_pair(std::__cxx11::string, std::__cxx11::string&)'
             wchartoutf8(name), value));

diff -Naur strigi-0.7.8.old/libstreamanalyzer/cmake/MacroCheckGccVisibility.cmake strigi-0.7.8/libstreamanalyzer/cmake/MacroCheckGccVisibility.cmake
--- strigi-0.7.8.old/libstreamanalyzer/cmake/MacroCheckGccVisibility.cmake	2013-02-05 16:34:52.000000000 -0500
+++ strigi-0.7.8/libstreamanalyzer/cmake/MacroCheckGccVisibility.cmake	2016-05-14 11:39:54.586260564 -0400
@@ -15,7 +15,7 @@
    # get the gcc version
    exec_program(${CMAKE_C_COMPILER} ARGS ${CMAKE_C_COMPILER_ARG1} --version OUTPUT_VARIABLE _gcc_version_info)
 
-   string (REGEX MATCH "[345]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
+   string (REGEX MATCH "[3456789]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
    # gcc on mac just reports: "gcc (GCC) 3.3 20030304 ..." without the patch level, handle this here:
    if (NOT _gcc_version)
       string (REGEX REPLACE ".*\\(GCC\\).* ([34]\\.[0-9]) .*" "\\1.0" _gcc_version "${_gcc_version_info}")
diff -Naur strigi-0.7.8.old/libstreams/cmake/MacroCheckGccVisibility.cmake strigi-0.7.8/libstreams/cmake/MacroCheckGccVisibility.cmake
--- strigi-0.7.8.old/libstreams/cmake/MacroCheckGccVisibility.cmake	2013-02-05 16:34:57.000000000 -0500
+++ strigi-0.7.8/libstreams/cmake/MacroCheckGccVisibility.cmake	2016-05-14 11:40:11.340134414 -0400
@@ -15,7 +15,7 @@
    # get the gcc version
    exec_program(${CMAKE_C_COMPILER} ARGS ${CMAKE_C_COMPILER_ARG1} --version OUTPUT_VARIABLE _gcc_version_info)
 
-   string (REGEX MATCH "[345]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
+   string (REGEX MATCH "[3456789]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
    # gcc on mac just reports: "gcc (GCC) 3.3 20030304 ..." without the patch level, handle this here:
    if (NOT _gcc_version)
       string (REGEX REPLACE ".*\\(GCC\\).* ([34]\\.[0-9]) .*" "\\1.0" _gcc_version "${_gcc_version_info}")

diff -ru strigi-0.7.8-orig/libstreamanalyzer/plugins/indexers/clucenengindexer/cluceneindexreader.cpp strigi-0.7.8/libstreamanalyzer/plugins/indexers/clucenengindexer/cluceneindexreader.cpp
--- strigi-0.7.8-orig/libstreamanalyzer/plugins/indexers/clucenengindexer/cluceneindexreader.cpp	2013-02-05 22:34:52.000000000 +0100
+++ strigi-0.7.8/libstreamanalyzer/plugins/indexers/clucenengindexer/cluceneindexreader.cpp	2017-07-31 10:56:27.067902643 +0200
@@ -321,8 +321,7 @@
         string size = value;
         doc.size = atoi(size.c_str());
     } else {
-        doc.properties.insert(make_pair<const string, string>(
-            wchartoutf8(name), value));
+        doc.properties.emplace(wchartoutf8(name), value);
     }
 }
 Variant