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Questions tagged [binutils]

The GNU binary utilities. A collection of tools for operating on object files. Most notably they include the GNU assembler and linker. They are typically used in conjunction with the GNU compiler collection (GCC).

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Building a cross compile of binutils on OS X Yosemite

I'm trying to build binutils for generating MIPS code on Mac OS X. I found this site (http://www.theairportwiki.com/index.php/Building_a_cross_compile_of_GCC_for_MIPS_on_OS_X) from How to build GCC 4.8.x on Mac OS X host for MIPS target, and…
prosseek
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binutils - kernel - "_binary" meaning?

I am reading xv6 lectures. I have a file named initcode.S that is to be linked in the kernel. Now two symbols are created that way : extern char _binary_initcode_start[], _binary_initcode_size[]; inside a function. The lecture says : as part…
Kroma
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C compiler cannot create executables when trying to build Binutils

I am trying to build Linux From Scratch, and now I am at chapter 5.4, which tells me how to build Binutils. I have binutils 2.20's source code, but when I try to build it: time { ./binutils-2.20/configure --target=$LFS_TGT --prefix=/tools…
user142019
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Why do I need to explicitly link pthread and rt with new gcc and binutils?

Situation I have a large multi-library c++ project that has been compiled on Debian Squeeze with its native gcc 4.4 compiler so far. Now I wanted to benefit from a newer gcc version and its optimizations for a specific architecture, thus being able…
oxygene
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How do you get the initialized value of a global variable out of an object file?

If you have an object file, how do you get the initialized value of a global variable in that object file's data segment? For example, say I've done the following: # I'm interested in the variable foo inside bar.o in libbar.a: $ ar -x libbar.a…
Adam Rosenfield
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placing static library answer in the beginning of flash section

I'm using atmelstudio to compile a firmware image and want to place the functions from static libraries (including the gnu's libc.a & libgcc.a) in the beginning of the .text section followed .text belong to my project source code. Right now what…
Va1iant
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ELF shared library: relocation offset out of bounds

There is a software package elfutils which includes a program called eu-elflint for checking ELF binaries (just as lint for C - hence the name). Just for curiosity I have checked our own shared libraries with this tool and it found a lot of issues,…
anon
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solaris elfedit: Is there something similar for linux ? (a shared library editor)?

Linux: It there a way to edit a compiled shared library ? specifically I am searching on how to add the DT_SYMBOLIC flag on an already compiled binary shared library? Here is why I am asking this: our application is composed of our own libraries…
anon
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Change Symbol Visibility in Object File or Library ('t' -> 'T')

I need to change the symbol visibility in an object file or library. For example, a particular shared object has a symbol name present, but its local so I can't bind to it (the lower t indicates local in the TEXT section): $ nm…
jww
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External GNU BinUtils "Sort" by column won't work in VIM

I have a simple table of data in VIM consisting of two sets of variable-length strings. For example: test bob check mike review tom test2 tom presentation mike I have been able to make it "prettier" by piping it through column, by selecting all…
Cloud
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Script/Tool predicate for ARM ELF compiled for Thumb OR Arm

I have rootfs and klibc file systems. I am creating make rules and some developers have an older compiler without inter-networking.note1 I am trying to verify that all the files get built with arm only when a certain version of the compiler is…
artless noise
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How to prevent implicit linker script changing the LMA of a section

I'm using a modular build system for software than runs on an ARM embedded target as well as on a normal X86 (linux) machine. I'm compiling with a GNU toolchain, thus linking using ld. One of the modules makes use of a linkerscript trick to assemble…
Bart
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Is there a way to unhide hidden-visibility symbols with GNU binutils?

I'm working on a script to make uClibc usable on an existing glibc-targetted gcc/binutils toolchain, and the one problem I'm left with is that pthread_cancel needs to dlopen libgcc_s.so.1. The version supplied with the host gcc is linked to depend…
R.. GitHub STOP HELPING ICE
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Ruby grep binary files?

I have been using this so far system 'strings binary-file.dmp | grep search_string' Is there something more "Ruby like"?
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Porting newlib into cross-compiler

I am using this tutorial to create a cross-compiler. I followed the gcc cross-compiler tutorial and went to the porting newlib. Everything worked fine till I tried compiling it by issuing make all install when I got the following error: WARNING:…
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