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Cleaned up the code which chooses the appropriate value for the file descriptor

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to pass to dlsym() -- Linux/x86 wants 0 while Sparc/Solaris wants RTLD_SELF,
which is not zero. Thanks to Chris for the suggestion.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7204 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2003-07-18 18:33:38 +00:00
parent c86516f35c
commit 06dabfaed5
1 changed files with 4 additions and 5 deletions
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9
lib/ExecutionEngine/ExecutionEngine.cpp
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@ -359,14 +359,13 @@ void ExecutionEngine::emitGlobals() {
DEBUG(std::cerr << "Global '" << I->getName() << "' -> " DEBUG(std::cerr << "Global '" << I->getName() << "' -> "
<< (void*)GlobalAddress[I] << "\n"); << (void*)GlobalAddress[I] << "\n");
} else { } else {
// External variable reference, try to use dlsym to get a pointer to it in // On Sparc, RTLD_SELF is already defined and it's not zero
// the LLI image.
#if defined(sparc) || defined(__sparc__) || defined(__sparcv9)
// RTLD_SELF is already defined and it's not zero
#else
// Linux/x86 wants to use a 0, other systems may differ // Linux/x86 wants to use a 0, other systems may differ
#ifndef RTLD_SELF
#define RTLD_SELF 0 #define RTLD_SELF 0
#endif #endif
// External variable reference, try to use dlsym to get a pointer to it in
// the LLI image.
if (void *SymAddr = dlsym(RTLD_SELF, I->getName().c_str())) if (void *SymAddr = dlsym(RTLD_SELF, I->getName().c_str()))
GlobalAddress[I] = SymAddr; GlobalAddress[I] = SymAddr;
else { else {