/*********************************************************************
Example source code for using the argtable2 library to implement:
mv [-bfiuv] [--backup=[CONTROL]] [--reply={yes,no,query}]
[--strip-trailing-slashes] [-S SUFFIX] [--target-directory=DIRECTORY]
[--help] [--version] SOURCE [SOURCE]... DEST|DIRECTORY
This file is part of the argtable2 library.
Copyright (C) 1998-2001,2003-2011 Stewart Heitmann
sheitmann@users.sourceforge.net
The argtable2 library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This software is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
USA.
**********************************************************************/
#include "argtable2.h"
int mymain(const char *backup_control,
int backup,
int force,
int interactive,
const char *reply,
int strip_trailing_slashes,
const char *suffix,
const char *targetdir,
int update,
int verbose,
const char **files,
int nfiles)
{
int j;
/* if verbose option was given then display all option settings */
if (verbose)
{
printf("backup = %s\n", ((backup)?"YES":"NO"));
printf("backup CONTROL = %s\n", backup_control);
printf("force = %s\n", ((force)?"YES":"NO"));
printf("interactive mode = %s\n", ((interactive)?"YES":"NO"));
printf("reply = %s\n", reply);
printf("strip-trailing-slashes = %s\n", ((strip_trailing_slashes)?"YES":"NO"));
printf("suffix = %s\n", suffix);
printf("target-directory = %s\n", targetdir);
printf("update = %s\n", ((update)?"YES":"NO"));
printf("verbose = %s\n", ((verbose)?"YES":"NO"));
}
/* print the source filenames */
for (j=0; j<nfiles; j++)
printf("file[%d] = \"%s\"\n", j, files[j]);
return 0;
}
int main(int argc, char **argv)
{
const char *progname = "mv";
struct arg_str *backupc = arg_str0(NULL, "backup", "[CONTROL]", "make a backup of each existing destination file");
struct arg_lit *backup = arg_lit0("b", NULL, "like --backup but does not accept an argument");
struct arg_lit *force = arg_lit0("f", "force", "do not prompt before overwriting");
struct arg_rem *force1 = arg_rem (NULL, " equivalent to --reply=yes");
struct arg_lit *interact = arg_lit0("i", "interactive", "Prompt before overwriting");
struct arg_rem *interact1= arg_rem (NULL, " equivalent to --reply=yes");
struct arg_str *reply = arg_str0(NULL,"reply", "{yes,no,query}", "specify how to handle the prompt about an");
struct arg_rem *reply1 = arg_rem (NULL, " existing destination file");
struct arg_lit *strpslsh = arg_lit0(NULL,"strip-trailing-slashes", "remove any trailing slashes from each SOURCE argument");
struct arg_str *suffix = arg_str0("S", "suffix", "SUFFIX", "override the usual backup suffix");
struct arg_str *targetd = arg_str0(NULL,"target-directory", "DIRECTORY", "move all SOURCE arguments into DIRECTORY");
struct arg_lit *update = arg_lit0("u", "update", "copy only when the SOURCE file is newer");
struct arg_rem *update1 = arg_rem (NULL, " than the destination file or when the");
struct arg_rem *update2 = arg_rem (NULL, " destination file is missing");
struct arg_lit *verbose = arg_lit0("v", "verbose", "explain what is being done");
struct arg_lit *help = arg_lit0(NULL,"help", "display this help and exit");
struct arg_lit *version = arg_lit0(NULL,"version", "display version information and exit");
struct arg_file *files = arg_filen(NULL, NULL, "SOURCE", 1, argc+2, NULL);
struct arg_rem *dest = arg_rem ("DEST|DIRECTORY", NULL);
struct arg_end *end = arg_end(20);
void* argtable[] = {backupc,backup,force,force1,interact,interact1,reply,reply1,strpslsh,suffix,targetd,update,update1,update2,verbose,help,version,files,dest,end};
int exitcode=0;
int nerrors;
/* verify the argtable[] entries were allocated sucessfully */
if (arg_nullcheck(argtable) != 0)
{
/* NULL entries were detected, some allocations must have failed */
printf("%s: insufficient memory\n",progname);
exitcode=1;
goto exit;
}
/* Set default argument values prior to parsing */
backupc->sval[0] = "existing"; /* --backup={none,off,numbered,t,existing,nil,simple,never} */
suffix->sval[0] = "~"; /* --suffix=~ */
reply->sval[0] = "query"; /* --reply={yes,no,query} */
targetd->sval[0] = NULL;
/* Parse the command line as defined by argtable[] */
nerrors = arg_parse(argc,argv,argtable);
/* special case: '--help' takes precedence over error reporting */
if (help->count > 0)
{
printf("Usage: %s", progname);
arg_print_syntax(stdout,argtable,"\n");
printf("Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.\n\n");
arg_print_glossary(stdout,argtable," %-30s %s\n");
printf("\nThe backup suffix is \"~\", unless set with --suffix or SIMPLE_BACKUP_SUFFIX.\n"
"The version control method may be selected via the --backup option or through\n"
"the VERSION_CONTROL environment variable. Here are the values:\n\n"
" none, off never make backups (even if --backup is given)\n"
" numbered, t make numbered backups\n"
" existing, nil numbered if numbered backups exist, simple otherwise\n"
" simple, never always make simple backups\n\n"
"Report bugs to <foo@bar>.\n");
exitcode=0;
goto exit;
}
/* special case: '--version' takes precedence error reporting */
if (version->count > 0)
{
printf("'%s' example program for the \"argtable\" command line argument parser.\n",progname);
printf("September 2003, Stewart Heitmann\n");
exitcode=0;
goto exit;
}
/* If the parser returned any errors then display them and exit */
if (nerrors > 0)
{
/* Display the error details contained in the arg_end struct.*/
arg_print_errors(stdout,end,progname);
printf("Try '%s --help' for more information.\n",progname);
exitcode=1;
goto exit;
}
/* Command line parsing is complete, do the main processing */
exitcode = mymain(backupc->sval[0],
backup->count,
force->count,
interact->count,
reply->sval[0],
strpslsh->count,
suffix->sval[0],
targetd->sval[0],
update->count,
verbose->count,
files->filename,
files->count);
exit:
/* deallocate each non-null entry in argtable[] */
arg_freetable(argtable,sizeof(argtable)/sizeof(argtable[0]));
return exitcode;
}
