From cd8cdaf993ed63e54b94fc12b0d902cdca058cd7 Mon Sep 17 00:00:00 2001 From: Miles Bader Date: Mon, 17 Feb 1997 00:19:41 +0000 Subject: Initial checkin --- libshouldbeinlibc/argp-ex2.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 libshouldbeinlibc/argp-ex2.c (limited to 'libshouldbeinlibc/argp-ex2.c') diff --git a/libshouldbeinlibc/argp-ex2.c b/libshouldbeinlibc/argp-ex2.c new file mode 100644 index 00000000..b3c3b212 --- /dev/null +++ b/libshouldbeinlibc/argp-ex2.c @@ -0,0 +1,32 @@ +/* Argp example #2 -- a pretty minimal program using argp */ + +/* This program doesn't use any options or arguments, but uses argp to be + compliant with the GNU standard command line format. + + In addition to making sure no arguments are given, and implementing a + --help option, this example will have a --version option, and will put the + given documentation string and bug address in the --help output, as per + GNU standards. + + The variable ARGP contains the argument parser specification; adding + fields to this structure is the way most parameters are passed to + argp_parse (the first three fields are usually used, but not in this small + program). There are also two global variables that argp knows about + defined here, ARGP_PROGRAM_VERSION and ARGP_PROGRAM_BUG_ADDRESS (they are + global variables becuase they will almost always be constant for a given + program, even if it uses different argument parsers for various tasks). */ + +#include + +char *argp_program_version = "argp-ex2 1.0"; +char *argp_program_bug_address = ""; + +static char doc[] = "Argp example #2 -- a pretty minimal program using argp"; + +static struct argp argp = { 0, 0, 0, doc }; + +int main (int argc, char **argv) +{ + argp_parse (&argp, argc, argv, 0, 0, 0); + exit (0); +} -- cgit v1.2.3