* dwp.cc (usage): Add file and exit status parameters;
	add --help and --version options.
	(print_version): New function.
	(main): Add --help and --version options.
This commit is contained in:
Cary Coutant 2012-10-29 23:01:51 +00:00
parent 29473179ea
commit c1a8d56e4e
2 changed files with 51 additions and 12 deletions

View File

@ -1,3 +1,10 @@
2012-10-29 Cary Coutant <ccoutant@google.com>
* dwp.cc (usage): Add file and exit status parameters;
add --help and --version options.
(print_version): New function.
(main): Add --help and --version options.
2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/Makefile.am (MOSTLYCLEANFILES): Add

View File

@ -34,6 +34,7 @@
#include "getopt.h"
#include "libiberty.h"
#include "../bfd/bfdver.h"
#include "elfcpp.h"
#include "elfcpp_file.h"
@ -45,7 +46,10 @@
#include "dwarf_reader.h"
static void
usage() ATTRIBUTE_NORETURN;
usage(FILE* fd, int) ATTRIBUTE_NORETURN;
static void
print_version() ATTRIBUTE_NORETURN;
namespace gold {
@ -1983,21 +1987,45 @@ using namespace gold;
struct option dwp_options[] =
{
{ "verbose", no_argument, NULL, 'v' },
{ "help", no_argument, NULL, 'h' },
{ "output", required_argument, NULL, 'o' },
{ "verbose", no_argument, NULL, 'v' },
{ "version", no_argument, NULL, 'V' },
{ NULL, 0, NULL, 0 }
};
// Print usage message and exit.
static void
usage()
usage(FILE* fd, int exit_status)
{
fprintf(stderr, _("Usage: %s [options] file...\n"), program_name);
fprintf(stderr, _(" -v, --verbose Verbose output\n"));
fprintf(stderr, _(" -o FILE, --output FILE Set output dwp file name"
fprintf(fd, _("Usage: %s [options] file...\n"), program_name);
fprintf(fd, _(" -h, --help Print this help message\n"));
fprintf(fd, _(" -o FILE, --output FILE Set output dwp file name"
" (required)\n"));
exit(1);
fprintf(fd, _(" -v, --verbose Verbose output\n"));
fprintf(fd, _(" -V, --version Print version number\n"));
// REPORT_BUGS_TO is defined in bfd/bfdver.h.
const char* report = REPORT_BUGS_TO;
if (*report != '\0')
fprintf(fd, _("\nReport bugs to %s\n"), report);
exit(exit_status);
}
// Report version information.
static void
print_version()
{
// This output is intended to follow the GNU standards.
printf("GNU dwp %s\n", BFD_VERSION_STRING);
printf(_("Copyright 2012 Free Software Foundation, Inc.\n"));
printf(_("\
This program is free software; you may redistribute it under the terms of\n\
the GNU General Public License version 3 or (at your option) any later version.\n\
This program has absolutely no warranty.\n"));
exit(EXIT_SUCCESS);
}
// Main program.
@ -2036,19 +2064,23 @@ main(int argc, char** argv)
const char* output_filename = NULL;
bool verbose = false;
int c;
while ((c = getopt_long(argc, argv, "vo:", dwp_options, NULL)) != -1)
while ((c = getopt_long(argc, argv, "ho:vV", dwp_options, NULL)) != -1)
{
switch (c)
{
case 'v':
verbose = true;
break;
case 'h':
usage(stdout, EXIT_SUCCESS);
case 'o':
output_filename = optarg;
break;
case 'v':
verbose = true;
break;
case 'V':
print_version();
case '?':
default:
usage();
usage(stderr, EXIT_FAILURE);
}
}
for (int i = optind; i < argc; ++i)