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add unload_dso

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This commit is contained in:
cxgeorge 2001-09-25 01:32:41 +00:00
parent a45633710c
commit d476975e6c
2 changed files with 23 additions and 1 deletions
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20
dtool/src/dtoolutil/load_dso.cxx
View File

@ -28,11 +28,16 @@ load_dso(const Filename &)
return (void *) NULL; return (void *) NULL;
} }
bool
unload_dso(void *dso_handle) {
return false;
}
string string
load_dso_error() load_dso_error()
{ {
ostringstream ps2errmsg; ostringstream ps2errmsg;
ps2errmsg << "load_dso_error() unsupported on PS2. (CSN)"; ps2errmsg << "load_dso_error() unsupported on PS2";
return ps2errmsg.str(); return ps2errmsg.str();
} }
@ -53,6 +58,14 @@ load_dso(const Filename &filename) {
return LoadLibrary(os_specific.c_str()); return LoadLibrary(os_specific.c_str());
} }
bool
unload_dso(void *dso_handle) {
HMODULE dll_handle = (HMODULE) dso_handle;
// true indicates success
return FreeLibrary(dll_handle);
}
string string
load_dso_error() { load_dso_error() {
DWORD last_error = GetLastError(); DWORD last_error = GetLastError();
@ -136,6 +149,11 @@ load_dso(const Filename &filename) {
return dlopen(os_specific.c_str(), RTLD_NOW); return dlopen(os_specific.c_str(), RTLD_NOW);
} }
bool
unload_dso(void *dso_handle) {
return dlclose(dso_handle)==0;
}
string string
load_dso_error() { load_dso_error() {
return dlerror(); return dlerror();

4
dtool/src/dtoolutil/load_dso.h
View File

@ -29,6 +29,10 @@
EXPCL_DTOOL void * EXPCL_DTOOL void *
load_dso(const Filename &filename); load_dso(const Filename &filename);
// true indicates success
EXPCL_DTOOL bool
unload_dso(void *dso_handle);
// Returns the error message from the last failed load_dso() call. // Returns the error message from the last failed load_dso() call.
EXPCL_DTOOL string EXPCL_DTOOL string