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Fix build on non-Linux glibc-based systems

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dl functions are provided by all glibc-based systems (GNU/Linux, but
also GNU/Hurd, GNU/kFreeBSD)
This commit is contained in:
Samuel Thibault
2020-01-08 01:32:12 +01:00
parent 1f2b2c5242
commit e57ceea3d3
1 changed files with 4 additions and 4 deletions
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modules/videoio/src/backend_plugin.cpp
+4 -4
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@@ -21,7 +21,7 @@ using namespace std;
#if defined(_WIN32) #if defined(_WIN32)
#include <windows.h> #include <windows.h>
#elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) #elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__GLIBC__)
#include <dlfcn.h> #include <dlfcn.h>
#endif #endif
@@ -77,7 +77,7 @@ void* getSymbol_(LibHandle_t h, const char* symbolName)
{ {
#if defined(_WIN32) #if defined(_WIN32)
return (void*)GetProcAddress(h, symbolName); return (void*)GetProcAddress(h, symbolName);
#elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) #elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__GLIBC__)
return dlsym(h, symbolName); return dlsym(h, symbolName);
#endif #endif
} }
@@ -91,7 +91,7 @@ LibHandle_t libraryLoad_(const FileSystemPath_t& filename)
# else # else
return LoadLibraryW(filename.c_str()); return LoadLibraryW(filename.c_str());
#endif #endif
#elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) #elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__GLIBC__)
return dlopen(filename.c_str(), RTLD_LAZY); return dlopen(filename.c_str(), RTLD_LAZY);
#endif #endif
} }
@@ -101,7 +101,7 @@ void libraryRelease_(LibHandle_t h)
{ {
#if defined(_WIN32) #if defined(_WIN32)
FreeLibrary(h); FreeLibrary(h);
#elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) #elif defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__GLIBC__)
dlclose(h); dlclose(h);
#endif #endif
} }