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-.\" Copyright (C) 2006 Michael Kerrisk <mtk.manpages@gmail.com>
-.\"
-.\" %%%LICENSE_START(PERMISSIVE_MISC)
-.\" Permission is hereby granted, free of charge, to any person obtaining
-.\" a copy of this software and associated documentation files (the
-.\" "Software"), to deal in the Software without restriction, including
-.\" without limitation the rights to use, copy, modify, merge, publish,
-.\" distribute, sublicense, and/or sell copies of the Software, and to
-.\" permit persons to whom the Software is furnished to do so, subject to
-.\" the following conditions:
-.\"
-.\" The above copyright notice and this permission notice shall be
-.\" included in all copies or substantial portions of the Software.
-.\"
-.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-.\" EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-.\" IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
-.\" CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
-.\" TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
-.\" SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-.\" %%%LICENSE_END
-.\"
-.TH program_invocation_name 3 2023-10-31 "Linux man-pages 6.7"
-.SH NAME
-program_invocation_name, program_invocation_short_name \- \
-obtain name used to invoke calling program
-.SH LIBRARY
-Standard C library
-.RI ( libc ", " \-lc )
-.SH SYNOPSIS
-.nf
-.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */"
-.B #include <errno.h>
-.P
-.BI "extern char *" program_invocation_name ;
-.BI "extern char *" program_invocation_short_name ;
-.fi
-.SH DESCRIPTION
-.I program_invocation_name
-contains the name that was used to invoke the calling program.
-This is the same as the value of
-.I argv[0]
-in
-.IR main (),
-with the difference that the scope of
-.I program_invocation_name
-is global.
-.P
-.I program_invocation_short_name
-contains the basename component of name that was used to invoke
-the calling program.
-That is, it is the same value as
-.IR program_invocation_name ,
-with all text up to and including the final slash (/), if any, removed.
-.P
-These variables are automatically initialized by the glibc run-time
-startup code.
-.SH VERSIONS
-The Linux-specific
-.IR /proc/ pid /cmdline
-file provides access to similar information.
-.SH STANDARDS
-GNU.
-.SH SEE ALSO
-.BR proc (5)