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| .rm #[ #] #H #V #F C |
| .\" ======================================================================== |
| .\" |
| .IX Title "READELF 1" |
| .TH READELF 1 "2019-12-09" "binutils-2.33.1" "GNU Development Tools" |
| .\" For nroff, turn off justification. Always turn off hyphenation; it makes |
| .\" way too many mistakes in technical documents. |
| .if n .ad l |
| .nh |
| .SH "NAME" |
| readelf \- display information about ELF files |
| .SH "SYNOPSIS" |
| .IX Header "SYNOPSIS" |
| readelf [\fB\-a\fR|\fB\-\-all\fR] |
| [\fB\-h\fR|\fB\-\-file\-header\fR] |
| [\fB\-l\fR|\fB\-\-program\-headers\fR|\fB\-\-segments\fR] |
| [\fB\-S\fR|\fB\-\-section\-headers\fR|\fB\-\-sections\fR] |
| [\fB\-g\fR|\fB\-\-section\-groups\fR] |
| [\fB\-t\fR|\fB\-\-section\-details\fR] |
| [\fB\-e\fR|\fB\-\-headers\fR] |
| [\fB\-s\fR|\fB\-\-syms\fR|\fB\-\-symbols\fR] |
| [\fB\-\-dyn\-syms\fR] |
| [\fB\-n\fR|\fB\-\-notes\fR] |
| [\fB\-r\fR|\fB\-\-relocs\fR] |
| [\fB\-u\fR|\fB\-\-unwind\fR] |
| [\fB\-d\fR|\fB\-\-dynamic\fR] |
| [\fB\-V\fR|\fB\-\-version\-info\fR] |
| [\fB\-A\fR|\fB\-\-arch\-specific\fR] |
| [\fB\-D\fR|\fB\-\-use\-dynamic\fR] |
| [\fB\-x\fR <number or name>|\fB\-\-hex\-dump=\fR<number or name>] |
| [\fB\-p\fR <number or name>|\fB\-\-string\-dump=\fR<number or name>] |
| [\fB\-R\fR <number or name>|\fB\-\-relocated\-dump=\fR<number or name>] |
| [\fB\-z\fR|\fB\-\-decompress\fR] |
| [\fB\-c\fR|\fB\-\-archive\-index\fR] |
| [\fB\-w[lLiaprmfFsoRtUuTgAckK]\fR| |
| \fB\-\-debug\-dump\fR[=rawline,=decodedline,=info,=abbrev,=pubnames,=aranges,=macro,=frames,=frames\-interp,=str,=loc,=Ranges,=pubtypes,=trace_info,=trace_abbrev,=trace_aranges,=gdb_index,=addr,=cu_index,=links,=follow\-links]] |
| [\fB\-\-dwarf\-depth=\fR\fIn\fR] |
| [\fB\-\-dwarf\-start=\fR\fIn\fR] |
| [\fB\-\-ctf=\fR\fIsection\fR] |
| [\fB\-\-ctf\-parent=\fR\fIsection\fR] |
| [\fB\-\-ctf\-symbols=\fR\fIsection\fR] |
| [\fB\-\-ctf\-strings=\fR\fIsection\fR] |
| [\fB\-I\fR|\fB\-\-histogram\fR] |
| [\fB\-v\fR|\fB\-\-version\fR] |
| [\fB\-W\fR|\fB\-\-wide\fR] |
| [\fB\-H\fR|\fB\-\-help\fR] |
| \fIelffile\fR... |
| .SH "DESCRIPTION" |
| .IX Header "DESCRIPTION" |
| \&\fBreadelf\fR displays information about one or more \s-1ELF\s0 format object |
| files. The options control what particular information to display. |
| .PP |
| \&\fIelffile\fR... are the object files to be examined. 32\-bit and |
| 64\-bit \s-1ELF\s0 files are supported, as are archives containing \s-1ELF\s0 files. |
| .PP |
| This program performs a similar function to \fBobjdump\fR but it |
| goes into more detail and it exists independently of the \s-1BFD\s0 |
| library, so if there is a bug in \s-1BFD\s0 then readelf will not be |
| affected. |
| .SH "OPTIONS" |
| .IX Header "OPTIONS" |
| The long and short forms of options, shown here as alternatives, are |
| equivalent. At least one option besides \fB\-v\fR or \fB\-H\fR must be |
| given. |
| .IP "\fB\-a\fR" 4 |
| .IX Item "-a" |
| .PD 0 |
| .IP "\fB\-\-all\fR" 4 |
| .IX Item "--all" |
| .PD |
| Equivalent to specifying \fB\-\-file\-header\fR, |
| \&\fB\-\-program\-headers\fR, \fB\-\-sections\fR, \fB\-\-symbols\fR, |
| \&\fB\-\-relocs\fR, \fB\-\-dynamic\fR, \fB\-\-notes\fR, |
| \&\fB\-\-version\-info\fR, \fB\-\-arch\-specific\fR, \fB\-\-unwind\fR, |
| \&\fB\-\-section\-groups\fR and \fB\-\-histogram\fR. |
| .Sp |
| Note \- this option does not enable \fB\-\-use\-dynamic\fR itself, so |
| if that option is not present on the command line then dynamic symbols |
| and dynamic relocs will not be displayed. |
| .IP "\fB\-h\fR" 4 |
| .IX Item "-h" |
| .PD 0 |
| .IP "\fB\-\-file\-header\fR" 4 |
| .IX Item "--file-header" |
| .PD |
| Displays the information contained in the \s-1ELF\s0 header at the start of the |
| file. |
| .IP "\fB\-l\fR" 4 |
| .IX Item "-l" |
| .PD 0 |
| .IP "\fB\-\-program\-headers\fR" 4 |
| .IX Item "--program-headers" |
| .IP "\fB\-\-segments\fR" 4 |
| .IX Item "--segments" |
| .PD |
| Displays the information contained in the file's segment headers, if it |
| has any. |
| .IP "\fB\-S\fR" 4 |
| .IX Item "-S" |
| .PD 0 |
| .IP "\fB\-\-sections\fR" 4 |
| .IX Item "--sections" |
| .IP "\fB\-\-section\-headers\fR" 4 |
| .IX Item "--section-headers" |
| .PD |
| Displays the information contained in the file's section headers, if it |
| has any. |
| .IP "\fB\-g\fR" 4 |
| .IX Item "-g" |
| .PD 0 |
| .IP "\fB\-\-section\-groups\fR" 4 |
| .IX Item "--section-groups" |
| .PD |
| Displays the information contained in the file's section groups, if it |
| has any. |
| .IP "\fB\-t\fR" 4 |
| .IX Item "-t" |
| .PD 0 |
| .IP "\fB\-\-section\-details\fR" 4 |
| .IX Item "--section-details" |
| .PD |
| Displays the detailed section information. Implies \fB\-S\fR. |
| .IP "\fB\-s\fR" 4 |
| .IX Item "-s" |
| .PD 0 |
| .IP "\fB\-\-symbols\fR" 4 |
| .IX Item "--symbols" |
| .IP "\fB\-\-syms\fR" 4 |
| .IX Item "--syms" |
| .PD |
| Displays the entries in symbol table section of the file, if it has one. |
| If a symbol has version information associated with it then this is |
| displayed as well. The version string is displayed as a suffix to the |
| symbol name, preceeded by an @ character. For example |
| \&\fBfoo@VER_1\fR. If the version is the default version to be used |
| when resolving unversioned references to the symbol then it is |
| displayed as a suffix preceeded by two @ characters. For example |
| \&\fBfoo@@VER_2\fR. |
| .IP "\fB\-\-dyn\-syms\fR" 4 |
| .IX Item "--dyn-syms" |
| Displays the entries in dynamic symbol table section of the file, if it |
| has one. The output format is the same as the format used by the |
| \&\fB\-\-syms\fR option. |
| .IP "\fB\-e\fR" 4 |
| .IX Item "-e" |
| .PD 0 |
| .IP "\fB\-\-headers\fR" 4 |
| .IX Item "--headers" |
| .PD |
| Display all the headers in the file. Equivalent to \fB\-h \-l \-S\fR. |
| .IP "\fB\-n\fR" 4 |
| .IX Item "-n" |
| .PD 0 |
| .IP "\fB\-\-notes\fR" 4 |
| .IX Item "--notes" |
| .PD |
| Displays the contents of the \s-1NOTE\s0 segments and/or sections, if any. |
| .IP "\fB\-r\fR" 4 |
| .IX Item "-r" |
| .PD 0 |
| .IP "\fB\-\-relocs\fR" 4 |
| .IX Item "--relocs" |
| .PD |
| Displays the contents of the file's relocation section, if it has one. |
| .IP "\fB\-u\fR" 4 |
| .IX Item "-u" |
| .PD 0 |
| .IP "\fB\-\-unwind\fR" 4 |
| .IX Item "--unwind" |
| .PD |
| Displays the contents of the file's unwind section, if it has one. Only |
| the unwind sections for \s-1IA64\s0 \s-1ELF\s0 files, as well as \s-1ARM\s0 unwind tables |
| (\f(CW\*(C`.ARM.exidx\*(C'\fR / \f(CW\*(C`.ARM.extab\*(C'\fR) are currently supported. If |
| support is not yet implemented for your architecture you could try |
| dumping the contents of the \fI.eh_frames\fR section using the |
| \&\fB\-\-debug\-dump=frames\fR or \fB\-\-debug\-dump=frames\-interp\fR |
| options. |
| .IP "\fB\-d\fR" 4 |
| .IX Item "-d" |
| .PD 0 |
| .IP "\fB\-\-dynamic\fR" 4 |
| .IX Item "--dynamic" |
| .PD |
| Displays the contents of the file's dynamic section, if it has one. |
| .IP "\fB\-V\fR" 4 |
| .IX Item "-V" |
| .PD 0 |
| .IP "\fB\-\-version\-info\fR" 4 |
| .IX Item "--version-info" |
| .PD |
| Displays the contents of the version sections in the file, it they |
| exist. |
| .IP "\fB\-A\fR" 4 |
| .IX Item "-A" |
| .PD 0 |
| .IP "\fB\-\-arch\-specific\fR" 4 |
| .IX Item "--arch-specific" |
| .PD |
| Displays architecture-specific information in the file, if there |
| is any. |
| .IP "\fB\-D\fR" 4 |
| .IX Item "-D" |
| .PD 0 |
| .IP "\fB\-\-use\-dynamic\fR" 4 |
| .IX Item "--use-dynamic" |
| .PD |
| When displaying symbols, this option makes \fBreadelf\fR use the |
| symbol hash tables in the file's dynamic section, rather than the |
| symbol table sections. |
| .Sp |
| When displaying relocations, this option makes \fBreadelf\fR |
| display the dynamic relocations rather than the static relocations. |
| .IP "\fB\-x <number or name>\fR" 4 |
| .IX Item "-x <number or name>" |
| .PD 0 |
| .IP "\fB\-\-hex\-dump=<number or name>\fR" 4 |
| .IX Item "--hex-dump=<number or name>" |
| .PD |
| Displays the contents of the indicated section as a hexadecimal bytes. |
| A number identifies a particular section by index in the section table; |
| any other string identifies all sections with that name in the object file. |
| .IP "\fB\-R <number or name>\fR" 4 |
| .IX Item "-R <number or name>" |
| .PD 0 |
| .IP "\fB\-\-relocated\-dump=<number or name>\fR" 4 |
| .IX Item "--relocated-dump=<number or name>" |
| .PD |
| Displays the contents of the indicated section as a hexadecimal |
| bytes. A number identifies a particular section by index in the |
| section table; any other string identifies all sections with that name |
| in the object file. The contents of the section will be relocated |
| before they are displayed. |
| .IP "\fB\-p <number or name>\fR" 4 |
| .IX Item "-p <number or name>" |
| .PD 0 |
| .IP "\fB\-\-string\-dump=<number or name>\fR" 4 |
| .IX Item "--string-dump=<number or name>" |
| .PD |
| Displays the contents of the indicated section as printable strings. |
| A number identifies a particular section by index in the section table; |
| any other string identifies all sections with that name in the object file. |
| .IP "\fB\-z\fR" 4 |
| .IX Item "-z" |
| .PD 0 |
| .IP "\fB\-\-decompress\fR" 4 |
| .IX Item "--decompress" |
| .PD |
| Requests that the section(s) being dumped by \fBx\fR, \fBR\fR or |
| \&\fBp\fR options are decompressed before being displayed. If the |
| section(s) are not compressed then they are displayed as is. |
| .IP "\fB\-c\fR" 4 |
| .IX Item "-c" |
| .PD 0 |
| .IP "\fB\-\-archive\-index\fR" 4 |
| .IX Item "--archive-index" |
| .PD |
| Displays the file symbol index information contained in the header part |
| of binary archives. Performs the same function as the \fBt\fR |
| command to \fBar\fR, but without using the \s-1BFD\s0 library. |
| .IP "\fB\-w[lLiaprmfFsoRtUuTgAckK]\fR" 4 |
| .IX Item "-w[lLiaprmfFsoRtUuTgAckK]" |
| .PD 0 |
| .IP "\fB\-\-debug\-dump[=rawline,=decodedline,=info,=abbrev,=pubnames,=aranges,=macro,=frames,=frames\-interp,=str,=loc,=Ranges,=pubtypes,=trace_info,=trace_abbrev,=trace_aranges,=gdb_index,=addr,=cu_index,=links,=follow\-links]\fR" 4 |
| .IX Item "--debug-dump[=rawline,=decodedline,=info,=abbrev,=pubnames,=aranges,=macro,=frames,=frames-interp,=str,=loc,=Ranges,=pubtypes,=trace_info,=trace_abbrev,=trace_aranges,=gdb_index,=addr,=cu_index,=links,=follow-links]" |
| .PD |
| Displays the contents of the \s-1DWARF\s0 debug sections in the file, if any |
| are present. Compressed debug sections are automatically decompressed |
| (temporarily) before they are displayed. If one or more of the |
| optional letters or words follows the switch then only those type(s) |
| of data will be dumped. The letters and words refer to the following |
| information: |
| .RS 4 |
| .ie n .IP """a""" 4 |
| .el .IP "\f(CWa\fR" 4 |
| .IX Item "a" |
| .PD 0 |
| .ie n .IP """=abbrev""" 4 |
| .el .IP "\f(CW=abbrev\fR" 4 |
| .IX Item "=abbrev" |
| .PD |
| Displays the contents of the \fB.debug_abbrev\fR section. |
| .ie n .IP """A""" 4 |
| .el .IP "\f(CWA\fR" 4 |
| .IX Item "A" |
| .PD 0 |
| .ie n .IP """=addr""" 4 |
| .el .IP "\f(CW=addr\fR" 4 |
| .IX Item "=addr" |
| .PD |
| Displays the contents of the \fB.debug_addr\fR section. |
| .ie n .IP """c""" 4 |
| .el .IP "\f(CWc\fR" 4 |
| .IX Item "c" |
| .PD 0 |
| .ie n .IP """=cu_index""" 4 |
| .el .IP "\f(CW=cu_index\fR" 4 |
| .IX Item "=cu_index" |
| .PD |
| Displays the contents of the \fB.debug_cu_index\fR and/or |
| \&\fB.debug_tu_index\fR sections. |
| .ie n .IP """f""" 4 |
| .el .IP "\f(CWf\fR" 4 |
| .IX Item "f" |
| .PD 0 |
| .ie n .IP """=frames""" 4 |
| .el .IP "\f(CW=frames\fR" 4 |
| .IX Item "=frames" |
| .PD |
| Display the raw contents of a \fB.debug_frame\fR section. |
| .ie n .IP """F""" 4 |
| .el .IP "\f(CWF\fR" 4 |
| .IX Item "F" |
| .PD 0 |
| .ie n .IP """=frame\-interp""" 4 |
| .el .IP "\f(CW=frame\-interp\fR" 4 |
| .IX Item "=frame-interp" |
| .PD |
| Display the interpreted contents of a \fB.debug_frame\fR section. |
| .ie n .IP """g""" 4 |
| .el .IP "\f(CWg\fR" 4 |
| .IX Item "g" |
| .PD 0 |
| .ie n .IP """=gdb_index""" 4 |
| .el .IP "\f(CW=gdb_index\fR" 4 |
| .IX Item "=gdb_index" |
| .PD |
| Displays the contents of the \fB.gdb_index\fR and/or |
| \&\fB.debug_names\fR sections. |
| .ie n .IP """i""" 4 |
| .el .IP "\f(CWi\fR" 4 |
| .IX Item "i" |
| .PD 0 |
| .ie n .IP """=info""" 4 |
| .el .IP "\f(CW=info\fR" 4 |
| .IX Item "=info" |
| .PD |
| Displays the contents of the \fB.debug_info\fR section. Note: the |
| output from this option can also be restricted by the use of the |
| \&\fB\-\-dwarf\-depth\fR and \fB\-\-dwarf\-start\fR options. |
| .ie n .IP """k""" 4 |
| .el .IP "\f(CWk\fR" 4 |
| .IX Item "k" |
| .PD 0 |
| .ie n .IP """=links""" 4 |
| .el .IP "\f(CW=links\fR" 4 |
| .IX Item "=links" |
| .PD |
| Displays the contents of the \fB.gnu_debuglink\fR and/or |
| \&\fB.gnu_debugaltlink\fR sections. Also displays any links to |
| separate dwarf object files (dwo), if they are specified by the |
| DW_AT_GNU_dwo_name or DW_AT_dwo_name attributes in the |
| \&\fB.debug_info\fR section. |
| .ie n .IP """K""" 4 |
| .el .IP "\f(CWK\fR" 4 |
| .IX Item "K" |
| .PD 0 |
| .ie n .IP """=follow\-links""" 4 |
| .el .IP "\f(CW=follow\-links\fR" 4 |
| .IX Item "=follow-links" |
| .PD |
| Display the contents of any selected debug sections that are found in |
| linked, separate debug info file(s). This can result in multiple |
| versions of the same debug section being displayed if it exists in |
| more than one file. |
| .Sp |
| In addition, when displaying \s-1DWARF\s0 attributes, if a form is found that |
| references the separate debug info file, then the referenced contents |
| will also be displayed. |
| .ie n .IP """l""" 4 |
| .el .IP "\f(CWl\fR" 4 |
| .IX Item "l" |
| .PD 0 |
| .ie n .IP """=rawline""" 4 |
| .el .IP "\f(CW=rawline\fR" 4 |
| .IX Item "=rawline" |
| .PD |
| Displays the contents of the \fB.debug_line\fR section in a raw |
| format. |
| .ie n .IP """L""" 4 |
| .el .IP "\f(CWL\fR" 4 |
| .IX Item "L" |
| .PD 0 |
| .ie n .IP """=decodedline""" 4 |
| .el .IP "\f(CW=decodedline\fR" 4 |
| .IX Item "=decodedline" |
| .PD |
| Displays the interpreted contents of the \fB.debug_line\fR section. |
| .ie n .IP """m""" 4 |
| .el .IP "\f(CWm\fR" 4 |
| .IX Item "m" |
| .PD 0 |
| .ie n .IP """=macro""" 4 |
| .el .IP "\f(CW=macro\fR" 4 |
| .IX Item "=macro" |
| .PD |
| Displays the contents of the \fB.debug_macro\fR and/or |
| \&\fB.debug_macinfo\fR sections. |
| .ie n .IP """o""" 4 |
| .el .IP "\f(CWo\fR" 4 |
| .IX Item "o" |
| .PD 0 |
| .ie n .IP """=loc""" 4 |
| .el .IP "\f(CW=loc\fR" 4 |
| .IX Item "=loc" |
| .PD |
| Displays the contents of the \fB.debug_loc\fR and/or |
| \&\fB.debug_loclists\fR sections. |
| .ie n .IP """p""" 4 |
| .el .IP "\f(CWp\fR" 4 |
| .IX Item "p" |
| .PD 0 |
| .ie n .IP """=pubnames""" 4 |
| .el .IP "\f(CW=pubnames\fR" 4 |
| .IX Item "=pubnames" |
| .PD |
| Displays the contents of the \fB.debug_pubnames\fR and/or |
| \&\fB.debug_gnu_pubnames\fR sections. |
| .ie n .IP """r""" 4 |
| .el .IP "\f(CWr\fR" 4 |
| .IX Item "r" |
| .PD 0 |
| .ie n .IP """=aranges""" 4 |
| .el .IP "\f(CW=aranges\fR" 4 |
| .IX Item "=aranges" |
| .PD |
| Displays the contents of the \fB.debug_aranges\fR section. |
| .ie n .IP """R""" 4 |
| .el .IP "\f(CWR\fR" 4 |
| .IX Item "R" |
| .PD 0 |
| .ie n .IP """=Ranges""" 4 |
| .el .IP "\f(CW=Ranges\fR" 4 |
| .IX Item "=Ranges" |
| .PD |
| Displays the contents of the \fB.debug_ranges\fR and/or |
| \&\fB.debug_rnglists\fR sections. |
| .ie n .IP """s""" 4 |
| .el .IP "\f(CWs\fR" 4 |
| .IX Item "s" |
| .PD 0 |
| .ie n .IP """=str""" 4 |
| .el .IP "\f(CW=str\fR" 4 |
| .IX Item "=str" |
| .PD |
| Displays the contents of the \fB.debug_str\fR, \fB.debug_line_str\fR |
| and/or \fB.debug_str_offsets\fR sections. |
| .ie n .IP """t""" 4 |
| .el .IP "\f(CWt\fR" 4 |
| .IX Item "t" |
| .PD 0 |
| .ie n .IP """=pubtype""" 4 |
| .el .IP "\f(CW=pubtype\fR" 4 |
| .IX Item "=pubtype" |
| .PD |
| Displays the contents of the \fB.debug_pubtypes\fR and/or |
| \&\fB.debug_gnu_pubtypes\fR sections. |
| .ie n .IP """T""" 4 |
| .el .IP "\f(CWT\fR" 4 |
| .IX Item "T" |
| .PD 0 |
| .ie n .IP """=trace_aranges""" 4 |
| .el .IP "\f(CW=trace_aranges\fR" 4 |
| .IX Item "=trace_aranges" |
| .PD |
| Displays the contents of the \fB.trace_aranges\fR section. |
| .ie n .IP """u""" 4 |
| .el .IP "\f(CWu\fR" 4 |
| .IX Item "u" |
| .PD 0 |
| .ie n .IP """=trace_abbrev""" 4 |
| .el .IP "\f(CW=trace_abbrev\fR" 4 |
| .IX Item "=trace_abbrev" |
| .PD |
| Displays the contents of the \fB.trace_abbrev\fR section. |
| .ie n .IP """U""" 4 |
| .el .IP "\f(CWU\fR" 4 |
| .IX Item "U" |
| .PD 0 |
| .ie n .IP """=trace_info""" 4 |
| .el .IP "\f(CW=trace_info\fR" 4 |
| .IX Item "=trace_info" |
| .PD |
| Displays the contents of the \fB.trace_info\fR section. |
| .RE |
| .RS 4 |
| .Sp |
| Note: displaying the contents of \fB.debug_static_funcs\fR, |
| \&\fB.debug_static_vars\fR and \fBdebug_weaknames\fR sections is not |
| currently supported. |
| .RE |
| .IP "\fB\-\-dwarf\-depth=\fR\fIn\fR" 4 |
| .IX Item "--dwarf-depth=n" |
| Limit the dump of the \f(CW\*(C`.debug_info\*(C'\fR section to \fIn\fR children. |
| This is only useful with \fB\-\-debug\-dump=info\fR. The default is |
| to print all DIEs; the special value 0 for \fIn\fR will also have this |
| effect. |
| .Sp |
| With a non-zero value for \fIn\fR, DIEs at or deeper than \fIn\fR |
| levels will not be printed. The range for \fIn\fR is zero-based. |
| .IP "\fB\-\-dwarf\-start=\fR\fIn\fR" 4 |
| .IX Item "--dwarf-start=n" |
| Print only DIEs beginning with the \s-1DIE\s0 numbered \fIn\fR. This is only |
| useful with \fB\-\-debug\-dump=info\fR. |
| .Sp |
| If specified, this option will suppress printing of any header |
| information and all DIEs before the \s-1DIE\s0 numbered \fIn\fR. Only |
| siblings and children of the specified \s-1DIE\s0 will be printed. |
| .Sp |
| This can be used in conjunction with \fB\-\-dwarf\-depth\fR. |
| .IP "\fB\-\-ctf=\fR\fIsection\fR" 4 |
| .IX Item "--ctf=section" |
| Display the contents of the specified \s-1CTF\s0 section. \s-1CTF\s0 sections themselves |
| contain many subsections, all of which are displayed in order. |
| .IP "\fB\-\-ctf\-parent=\fR\fIsection\fR" 4 |
| .IX Item "--ctf-parent=section" |
| Specify the name of another section from which the \s-1CTF\s0 file can inherit |
| types. |
| .IP "\fB\-\-ctf\-symbols=\fR\fIsection\fR" 4 |
| .IX Item "--ctf-symbols=section" |
| .PD 0 |
| .IP "\fB\-\-ctf\-strings=\fR\fIsection\fR" 4 |
| .IX Item "--ctf-strings=section" |
| .PD |
| Specify the name of another section from which the \s-1CTF\s0 file can inherit |
| strings and symbols. |
| .Sp |
| If either of \fB\-\-ctf\-symbols\fR or \fB\-\-ctf\-strings\fR is specified, the |
| other must be specified as well. |
| .IP "\fB\-I\fR" 4 |
| .IX Item "-I" |
| .PD 0 |
| .IP "\fB\-\-histogram\fR" 4 |
| .IX Item "--histogram" |
| .PD |
| Display a histogram of bucket list lengths when displaying the contents |
| of the symbol tables. |
| .IP "\fB\-v\fR" 4 |
| .IX Item "-v" |
| .PD 0 |
| .IP "\fB\-\-version\fR" 4 |
| .IX Item "--version" |
| .PD |
| Display the version number of readelf. |
| .IP "\fB\-W\fR" 4 |
| .IX Item "-W" |
| .PD 0 |
| .IP "\fB\-\-wide\fR" 4 |
| .IX Item "--wide" |
| .PD |
| Don't break output lines to fit into 80 columns. By default |
| \&\fBreadelf\fR breaks section header and segment listing lines for |
| 64\-bit \s-1ELF\s0 files, so that they fit into 80 columns. This option causes |
| \&\fBreadelf\fR to print each section header resp. each segment one a |
| single line, which is far more readable on terminals wider than 80 columns. |
| .IP "\fB\-H\fR" 4 |
| .IX Item "-H" |
| .PD 0 |
| .IP "\fB\-\-help\fR" 4 |
| .IX Item "--help" |
| .PD |
| Display the command-line options understood by \fBreadelf\fR. |
| .IP "\fB@\fR\fIfile\fR" 4 |
| .IX Item "@file" |
| Read command-line options from \fIfile\fR. The options read are |
| inserted in place of the original @\fIfile\fR option. If \fIfile\fR |
| does not exist, or cannot be read, then the option will be treated |
| literally, and not removed. |
| .Sp |
| Options in \fIfile\fR are separated by whitespace. A whitespace |
| character may be included in an option by surrounding the entire |
| option in either single or double quotes. Any character (including a |
| backslash) may be included by prefixing the character to be included |
| with a backslash. The \fIfile\fR may itself contain additional |
| @\fIfile\fR options; any such options will be processed recursively. |
| .SH "SEE ALSO" |
| .IX Header "SEE ALSO" |
| \&\fIobjdump\fR\|(1), and the Info entries for \fIbinutils\fR. |
| .SH "COPYRIGHT" |
| .IX Header "COPYRIGHT" |
| Copyright (c) 1991\-2019 Free Software Foundation, Inc. |
| .PP |
| Permission is granted to copy, distribute and/or modify this document |
| under the terms of the \s-1GNU\s0 Free Documentation License, Version 1.3 |
| or any later version published by the Free Software Foundation; |
| with no Invariant Sections, with no Front-Cover Texts, and with no |
| Back-Cover Texts. A copy of the license is included in the |
| section entitled \*(L"\s-1GNU\s0 Free Documentation License\*(R". |
