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elfcpp/

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* elfcpp.h (DF_1_NOW, DF_1_GLOBAL, DF_1_GROUP,
	DF_1_NODELETE, DF_1_LOADFLTR, DF_1_INITFIRST,
	DF_1_NOOPEN, DF_1_ORIGIN, DF_1_DIRECT, DF_1_TRANS,
	DF_1_INTERPOSE, DF_1_NODEFLIB, DF_1_NODUMP,
	DF_1_CONLFAT): New enum constants.

gold/

	* options.h (DEFINE_enable): New macro.
	(new_dtags): New enable option.
	(initfirst, interpose, loadfltr, nodefaultlib,
	nodelete, nodlopen, nodump): New -z options.
	* layout.cc (Layout:finish_dynamic_section): If new
	dtags enabled, emit DT_RUNPATH.  Also, emit a
	DT_FLAGS_1 containing any specified -z flags.
This commit is contained in:
David S. Miller
2008-04-16 23:21:01 +00:00
parent dacec2a8bd
commit 7c41443585
5 changed files with 109 additions and 0 deletions
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24
gold/layout.cc
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@@ -2459,6 +2459,8 @@ Layout::finish_dynamic_section(const Input_objects* input_objects,
}
odyn->add_string(elfcpp::DT_RPATH, rpath_val);
if (parameters->options().enable_new_dtags())
odyn->add_string(elfcpp::DT_RUNPATH, rpath_val);
}
// Look for text segments that have dynamic relocations.
@@ -2509,6 +2511,28 @@ Layout::finish_dynamic_section(const Input_objects* input_objects,
if (parameters->options().shared() && this->has_static_tls())
flags |= elfcpp::DF_STATIC_TLS;
odyn->add_constant(elfcpp::DT_FLAGS, flags);
flags = 0;
if (parameters->options().initfirst())
flags |= elfcpp::DF_1_INITFIRST;
if (parameters->options().interpose())
flags |= elfcpp::DF_1_INTERPOSE;
if (parameters->options().loadfltr())
flags |= elfcpp::DF_1_LOADFLTR;
if (parameters->options().nodefaultlib())
flags |= elfcpp::DF_1_NODEFLIB;
if (parameters->options().nodelete())
flags |= elfcpp::DF_1_NODELETE;
if (parameters->options().nodlopen())
flags |= elfcpp::DF_1_NOOPEN;
if (parameters->options().nodump())
flags |= elfcpp::DF_1_NODUMP;
if (!parameters->options().shared())
flags &= ~(elfcpp::DF_1_INITFIRST
| elfcpp::DF_1_NODELETE
| elfcpp::DF_1_NOOPEN);
if (flags)
odyn->add_constant(elfcpp::DT_FLAGS_1, flags);
}
// The mapping of .gnu.linkonce section names to real section names.