01-16-2008
I need to define variables in a file called usermon.conf and then read in the variables from my main program to use there. I can do the rest of the program, by defining the variables in the program, but I can't figure out how to read in variables from another file.
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LEARN ABOUT LINUX
program_invocation_short_name
INVOCATION_NAME(3) Linux Programmer's Manual INVOCATION_NAME(3)
NAME
program_invocation_name, program_invocation_short_name - obtain name used to invoke calling program
SYNOPSIS
#define _GNU_SOURCE
#include <errno.h>
extern char *program_invocation_name;
extern char *program_invocation_short_name;
DESCRIPTION
program_invocation_name contains the name that was used to invoke the calling program. This is the same as the value of argv[0] in main(),
with the difference that the scope of program_invocation_name is global.
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 program_invocation_name, with all text up to and including the final slash (/), if any, removed.
These variables are automatically initialized by the glibc run-time startup code.
CONFORMING TO
These variables are GNU extensions, and should not be used in programs intended to be portable.
NOTES
The Linux-specific /proc/[number]/cmdline file provides access to similar information.
SEE ALSO
proc(5), feature_test_macros(7)
COLOPHON
This page is part of release 3.27 of the Linux man-pages project. A description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/man-pages/.
GNU
2006-04-29 INVOCATION_NAME(3)