BFD is an object file library. It permits applications to use the
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BFD is an object file library. It permits applications to use the
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same routines to process object files regardless of their format.
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same routines to process object files regardless of their format.
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BFD is used by the GNU debugger, assembler, linker, and the binary
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BFD is used by the GNU debugger, assembler, linker, and the binary
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utilities.
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utilities.
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The documentation on using BFD is scanty and may be occasionally
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The documentation on using BFD is scanty and may be occasionally
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incorrect. Pointers to documentation problems, or an entirely
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incorrect. Pointers to documentation problems, or an entirely
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rewritten manual, would be appreciated.
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rewritten manual, would be appreciated.
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There is some BFD internals documentation in doc/bfdint.texi which may
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There is some BFD internals documentation in doc/bfdint.texi which may
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help programmers who want to modify BFD.
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help programmers who want to modify BFD.
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BFD is normally built as part of another package. See the build
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BFD is normally built as part of another package. See the build
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instructions for that package, probably in a README file in the
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instructions for that package, probably in a README file in the
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appropriate directory.
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appropriate directory.
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BFD supports the following configure options:
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BFD supports the following configure options:
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--target=TARGET
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--target=TARGET
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The default target for which to build the library. TARGET is
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The default target for which to build the library. TARGET is
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a configuration target triplet, such as sparc-sun-solaris.
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a configuration target triplet, such as sparc-sun-solaris.
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--enable-targets=TARGET,TARGET,TARGET...
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--enable-targets=TARGET,TARGET,TARGET...
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Additional targets the library should support. To include
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Additional targets the library should support. To include
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support for all known targets, use --enable-targets=all.
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support for all known targets, use --enable-targets=all.
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--enable-64-bit-bfd
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--enable-64-bit-bfd
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Include support for 64 bit targets. This is automatically
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Include support for 64 bit targets. This is automatically
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turned on if you explicitly request a 64 bit target, but not
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turned on if you explicitly request a 64 bit target, but not
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for --enable-targets=all. This requires a compiler with a 64
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for --enable-targets=all. This requires a compiler with a 64
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bit integer type, such as gcc.
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bit integer type, such as gcc.
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--enable-shared
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--enable-shared
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Build BFD as a shared library.
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Build BFD as a shared library.
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--with-mmap
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--with-mmap
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Use mmap when accessing files. This is faster on some hosts,
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Use mmap when accessing files. This is faster on some hosts,
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but slower on others. It may not work on all hosts.
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but slower on others. It may not work on all hosts.
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Report bugs with BFD to bug-binutils@gnu.org.
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Report bugs with BFD to bug-binutils@gnu.org.
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Patches are encouraged. When sending patches, always send the output
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Patches are encouraged. When sending patches, always send the output
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of diff -u or diff -c from the original file to the new file. Do not
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of diff -u or diff -c from the original file to the new file. Do not
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send default diff output. Do not make the diff from the new file to
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send default diff output. Do not make the diff from the new file to
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the original file. Remember that any patch must not break other
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the original file. Remember that any patch must not break other
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systems. Remember that BFD must support cross compilation from any
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systems. Remember that BFD must support cross compilation from any
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host to any target, so patches which use ``#ifdef HOST'' are not
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host to any target, so patches which use ``#ifdef HOST'' are not
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acceptable. Please also read the ``Reporting Bugs'' section of the
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acceptable. Please also read the ``Reporting Bugs'' section of the
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gcc manual.
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gcc manual.
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Bug reports without patches will be remembered, but they may never get
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Bug reports without patches will be remembered, but they may never get
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fixed until somebody volunteers to fix them.
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fixed until somebody volunteers to fix them.
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