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| author | Alex Richardson <Alexander.Richardson@cl.cam.ac.uk> | 2021-06-17 13:18:13 +0100 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2021-06-24 10:57:51 -0400 |
| commit | 0da1540aaa8d36145329572938aeec6c86fb1ee7 (patch) | |
| tree | f3831b276a19a1c870af6420065f155df0d8cc22 /Source/cmELF.cxx | |
| parent | e21188df8bd08a5f306afc09bcb829d148b982d5 (diff) | |
| download | cmake-0da1540aaa8d36145329572938aeec6c86fb1ee7.tar.gz | |
cmELF: Fix check for TagMipsRldMapRel
DT_MIPS_RLD_MAP_REL is a machine-speicific dynamic tag, so other
architectures could re-use the value of 0x70000035 to mean something
else. Before using DT_MIPS_RLD_MAP_REL, we have to check that the ELF
file is actually has a e_machine of EM_MIPS.
Diffstat (limited to 'Source/cmELF.cxx')
| -rw-r--r-- | Source/cmELF.cxx | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Source/cmELF.cxx b/Source/cmELF.cxx index 01dc0b1d6e..d96644b5b1 100644 --- a/Source/cmELF.cxx +++ b/Source/cmELF.cxx @@ -145,6 +145,7 @@ public: virtual std::vector<char> EncodeDynamicEntries( const cmELF::DynamicEntryList&) = 0; virtual StringEntry const* GetDynamicSectionString(unsigned int tag) = 0; + virtual bool IsMips() const = 0; virtual void PrintInfo(std::ostream& os) const = 0; // Lookup the SONAME in the DYNAMIC section. @@ -256,6 +257,12 @@ public: // Lookup a string from the dynamic section with the given tag. StringEntry const* GetDynamicSectionString(unsigned int tag) override; +#ifdef EM_MIPS + bool IsMips() const override { return this->ELFHeader.e_machine == EM_MIPS; } +#else + bool IsMips() const override { false; } +#endif + // Print information about the ELF file. void PrintInfo(std::ostream& os) const override { @@ -830,6 +837,14 @@ cmELF::StringEntry const* cmELF::GetRunPath() return nullptr; } +bool cmELF::IsMIPS() const +{ + if (this->Valid()) { + return this->Internal->IsMips(); + } + return false; +} + void cmELF::PrintInfo(std::ostream& os) const { if (this->Valid()) { |