Linux Manuals

NAME gprof – display call graph profile data SYNOPSIS gprof [ -[abcDhilLrsTvwxyz] ] [ -[ACeEfFJnNOpPqQZ][name] ]  [ -I dirs ] [ -d[num] ] [ -k from/to ]  [ -m min-count ] [ -R map_file ] [ -t table-length ]  [ –[no-]annotated-source[=name] ]   [ –[no-]exec-counts[=name] ]  [ –[no-]flat-profile[=name] ] [ –[no-]graph[=name] ]  [ –[no-]time=name] [ –all-lines ] [ –brief ]   [ –debug[=level] ] [ –function-ordering ]   [ –file-ordering map_file ] [ –directory-path=dirs ]  [ –display-unused-functions ] [ –file-format=name ]  [ –file-info ] [ –help ] [ –line ] [ –min-count=n ]  [ –no-static ] [ –print-path ] [ –separate-files ]  [ –static-call-graph ] [ –sum ] [ –table-length=len ]  [ –traditional ] [ –version ] [ –width=n ]  [ –ignore-non-functions ] [ –demangle[=STYLE] ]  [ –no-demangle ] [–external-symbol-table=name]   [ image-file ] [ profile-file … ] DESCRIPTION "gprof" produces an execution profile of C, Pascal, or Fortran77 programs. The effect of called routines is incorporated in the profile of…

NAME gfortran – GNU Fortran compiler SYNOPSIS gfortran [-c|-S|-E]    [-g] [-pg] [-Olevel]    [-Wwarn…] [-pedantic]    [-Idir…] [-Ldir…]    [-Dmacro[=defn]…] [-Umacro]    [-foption…]    [-mmachine-option…]    [-o outfile] infile… Only the most useful options are listed here; see below for the remainder. DESCRIPTION The gfortran command supports all the options supported by the gcc command. Only options specific to GNU Fortran are documented here. All GCC and GNU…

NAME gcov – coverage testing tool SYNOPSIS gcov [-v|–version] [-h|–help]   [-a|–all-blocks]   [-b|–branch-probabilities]   [-c|–branch-counts]   [-n|–no-output]   [-l|–long-file-names]   [-p|–preserve-paths]   [-f|–function-summaries]   [-o|–object-directory directory|file] sourcefiles   [-u|–unconditional-branches] DESCRIPTION gcov is a test coverage program. Use it in concert with GCC to analyze your programs to help create more efficient, faster running code and to discover untested parts of your program. You can use…

gcc – GNU project C and C++ compiler Synopsis gcc [-c|-S|-E] [-std=standard]  [-g] [-pg] [-Olevel]  [-Wwarn…] [-pedantic]  [-Idir…] [-Ldir…]  [-Dmacro[=defn]…] [-Umacro]  [-foption…] [-mmachine-option…]  [-o outfile] [@file] infile… Only the most useful options are listed here; see below for the remainder. g++ accepts mostly the same options as gcc. Description When you invoke GCC, it normally does preprocessing, compilation, assembly and linking. The “overall options”…

gcc – GNU project C and C++ compiler Synopsis gcc [-c|-S|-E] [-std=standard]  [-g] [-pg] [-Olevel]  [-Wwarn…] [-pedantic]  [-Idir…] [-Ldir…]  [-Dmacro[=defn]…] [-Umacro]  [-foption…] [-mmachine-option…]  [-o outfile] [@file] infile… Only the most useful options are listed here; see below for the remainder. g++ accepts mostly the same options as gcc. Description When you invoke GCC, it normally does preprocessing, compilation, assembly and linking. The “overall options”…

NAME dlltool – Create files needed to build and use DLLs. SYNOPSIS dlltool [-d|–input-def def-file-name]   [-b|–base-file base-file-name]   [-e|–output-exp exports-file-name]   [-z|–output-def def-file-name]   [-l|–output-lib library-file-name]   [–export-all-symbols] [–no-export-all-symbols]   [–exclude-symbols list]   [–no-default-excludes]   [-S|–as path-to-assembler] [-f|–as-flags options]   [-D|–dllname name] [-m|–machine machine]   [-a|–add-indirect]   [-U|–add-underscore] [–add-stdcall-underscore]   [-k|–kill-at] [-A|–add-stdcall-alias]   [-p|–ext-prefix-alias prefix]   [-x|–no-idata4] [-c|–no-idata5]   [–use-nul-prefixed-import-tables]   [-I|–identify library-file-name] [–identify-strict]   [-i|–interwork]   [-n|–nodelete] [-t|–temp-prefix prefix]   [-v|–verbose]   [-h|–help] [-V|–version]   [object-file …] DESCRIPTION dlltool reads its inputs, which can come from the -d and -b options as well as object…

NAME cpp – The C Preprocessor SYNOPSIS cpp [-Dmacro[=defn]…] [-Umacro]  [-Idir…] [-iquotedir…]  [-Wwarn…]  [-M|-MM] [-MG] [-MF filename]  [-MP] [-MQ target…]  [-MT target…]  [-P] [-fno-working-directory]  [-x language] [-std=standard]  infile outfile Only the most useful options are listed here; see below for the remainder. DESCRIPTION The C preprocessor, often known as cpp, is a macro processor that is used automatically by the C compiler to transform your program…

c++filt – Demangle C++ and Java symbols. Synopsis c++filt [-_|–strip-underscores]   [-n|–no-strip-underscores]   [-p|–no-params]   [-t|–types]   [-i|–no-verbose]   [-s format|–format=format]   [–help]  [–version]  [symbol…] Description The C++ and Java languages provide function overloading, which means that you can write many functions with the same name, providing that each function takes parameters of different types. In order to be able to distinguish these similarly…

NAME AS – the portable GNU assembler. SYNOPSIS as [-a[cdghlns][=file]] [–alternate] [-D]  [–debug-prefix-map old=new]  [–defsym sym=val] [-f] [-g] [–gstabs]  [–gstabs+] [–gdwarf-2] [–help] [-I dir] [-J]  [-K] [-L] [–listing-lhs-width=NUM]  [–listing-lhs-width2=NUM] [–listing-rhs-width=NUM]  [–listing-cont-lines=NUM] [–keep-locals] [-o  objfile] [-R] [–reduce-memory-overheads] [–statistics]  [-v] [-version] [–version] [-W] [–warn]  [–fatal-warnings] [-w] [-x] [-Z] [@FILE]  [–target-help] [target-options]  [—|files …] Target Alpha options: [-mcpu] [-mdebug | -no-mdebug] [-replace | -noreplace] [-relax] [-g] [-Gsize] [-F] [-32addr] Target ARC options: [-marc[5|6|7|8]] [-EB|-EL] Target ARM options: [-mcpu=processor[+extension…]] [-march=architecture[+extension…]] [-mfpu=floating-point-format] [-mfloat-abi=abi] [-meabi=ver] [-mthumb] [-EB|-EL] [-mapcs-32|-mapcs-26|-mapcs-float|  -mapcs-reentrant] [-mthumb-interwork] [-k] Target CRIS options: [–underscore | –no-underscore] [–pic] [-N] [–emulation=criself | –emulation=crisaout]…

NAME ar – create, modify, and extract from archives SYNOPSIS ar [–plugin name] [-X32_64] [–]p[mod [relpos] [count]] archive [member…] DESCRIPTION The GNU ar program creates, modifies, and extracts from archives. An archive is a single file holding a collection of other files in a structure that makes it possible to retrieve the original individual files…

NAME addr2line – convert addresses into file names and line numbers. SYNOPSIS addr2line [-b bfdname|–target=bfdname]     [-C|–demangle[=style]]     [-e filename|–exe=filename]     [-f|–functions] [-s|–basename]     [-i|–inlines]     [-j|–section=name]     [-H|–help] [-V|–version]     [addr addr …] DESCRIPTION addr2line translates addresses into file names and line numbers. Given an address in an executable or an offset in a section of a relocatable object, it uses the debugging information…

NAME i3status – Generates a status line for dzen2 or xmobar SYNOPSIS i3status [-c configfile] OPTIONS -c Specifies an alternate configuration file path (default is /etc/i3status.conf or ~/.i3status.conf). DESCRIPTION i3status is a small program (less than 1000 SLOC) for generating a status bar for dzen2, xmobar or similar programs. It is designed to be very…

NAME i3lock – slightly improved version of slock SYNOPSIS i3lock [-v] [-n] [-b] [-d] DESCRIPTION i3lock locks your screen by making it white. To quit i3lock just enter your password. DIFFERENCES TO SLOCK i3lock improves slock by making it fork() and therefore combinable with commands to suspend your computer. Additionally, instead of turning off your…

NAME i3 – an improved dynamic, tiling window manager SYNOPSIS i3 [-a] [-c configfile] [-C] [-d <loglevel>] [-v] [-V] OPTIONS -a Disables autostart. -c Specifies an alternate configuration file path. -C Check the configuration file for validity and exit. -d Specifies the debug loglevel. To see the most output, use -d all. -v Display version…

NAME i3-wsbar – sample implementation of a standalone workspace bar SYNOPSIS i3-wsbar -c <dzen2-commandline> [options] OPTIONS –command <command> This command (at the moment only dzen2 is supported) will be started for each output. %x will be replaced with the X coordinate of the output. Example:  –command “dzen2 -dock -x %x” –input-on <list-of-RandR-outputs> Specifies on which outputs the…

NAME i3-msg – send messages to i3 window manager SYNOPSIS i3-msg "message" DESCRIPTION i3-msg is a sample implementation for a client using the unix socket IPC interface to i3. At the moment, it can only be used for sending commands (like in configuration file for key bindings), but this may change in the future (staying…

NAME i3-ipc — inter-process communication with i3 SYNOPSIS i3-ipc [-s] [-t type] [-p] [-j] [-q] [message] DESCRIPTION i3-ipc can be used to communicate with i3, the improved tiling window manager, through the provided ipc socket. Useful for scripting the window manager. Currently implemented message types of i3 are the following: 0 (COMMAND)   The payload of…

NAME i3-input – interactively take a command for i3 window manager SYNOPSIS i3-input [-s <socket>] [-p <prefix>] [-l <limit>] [-P <prompt>] [-v] DESCRIPTION i3-input is a tool to take commands (or parts of a command) composed by the user, and send it/them to i3. This is useful, for example, for the mark/goto command. EXAMPLE i3-input…

Name i2f – Write FITS files from IRAF image files Synopsis i2f [options] file.imh … Description i2f is a utility for converting IRAF images to FITS images. If you want to change the number of bits per pixel, use imrot. The BITPIX, NAXIS, NAXIS1, NAXIS2, OBJECT, and PIXFILE keywords are set from the binary portion…

NAME i.zc – Zero-crossing "edge detection" raster function for image processing. KEYWORDS imagery SYNOPSIS i.zc i.zc help i.zc input=string output=string [width=integer] [threshold=float] [orientations=integer] [–overwrite] [–verbose] [–quiet] Flags: –overwrite Allow output files to overwrite existing files –verbose Verbose module output –quiet Quiet module output Parameters: input=string Name of input raster map output=string Zero crossing raster map…