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/**
* VOTCAT -- Concatenate multiple VOTables.
*
* Usage:
* votcat [-n] <votable> <votable> ....
*
* @file votcat.c
* @author Mike Fitzpatrick
* @date 6/03/12
*
* @brief Concatenate multiple VOTables.
*/
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include "votParse.h"
#include "voApps.h"
#define MAX_FILES 1024
static int nfiles = 0; /* Number of input files */
static int out = 0; /* Output VOTable handle */
static int vot[MAX_FILES]; /* First VOTable handle */
static int res[MAX_FILES]; /* <RESOURCE> handle */
static int do_return = 0; /* return object? */
/* Task specific option declarations.
*/
int votcat (int argc, char **argv, size_t *len, void **result);
static Task self = { "votcat", votcat, 0, 0, 0 };
static char *opts = "hivo:r%:";
static struct option long_opts[] = {
{ "help", 2, 0, 'h'}, /* required */
{ "test", 1, 0, '%'}, /* required */
{ "indent", 2, 0, 'i'}, /* task option */
{ "output", 1, 0, 'o'}, /* task option */
{ "verbose", 2, 0, 'v'}, /* task option */
{ NULL, 0, 0, 0 }
};
static void Usage (void);
static void Tests (char *input);
extern int vot_atoi (char *v);
/**
* Application entry point.
*/
int
votcat (int argc, char **argv, size_t *reslen, void **result)
{
char **pargv, optval[SZ_FNAME];
char *oname = (char *) NULL, ch;
char *infile[MAX_FILES];
int i, verbose = 0, indent = 1, pos = 0;
if (argc < 3) {
fprintf (stderr, "Usage: votconcat [-o <out>] <vot1> <vot2> ....\n");
return (1);
}
/* Parse the argument list.
*/
pargv = vo_paramInit (argc, argv, opts, long_opts);
while ((ch = vo_paramNext (opts,long_opts,argc,pargv,optval,&pos)) != 0) {
if (ch > 0) {
switch (ch) {
case '%': Tests (optval); return (self.nfail);
case 'h': Usage (); return (OK);
case 'i': indent = vot_atoi (optval); break;
case 'o': oname = strdup (optval); break;
case 'v': verbose++; break;
case 'r': do_return = 1; break;
default:
fprintf (stderr, "Invalid option '%s'\n", optval);
return (1);
}
} else if (ch == PARG_ERR) {
return (ERR);
} else {
infile[nfiles++] = strdup (optval);
}
}
/* Sanity checks
*/
if (oname == NULL) oname = strdup ("stdout");
if (strcmp (oname, "-") == 0) { free (oname), oname = strdup ("stdout"); }
/* Open output table.
*/
out = vot_openVOTABLE (NULL);
/* Loop over the input tables on the cmdline.
*/
for (i=0; i < nfiles; i++) {
vot[i] = vot_openVOTABLE (infile[i]); /* Parse the table */
/* Concatenate the tables.
*/
if ((res[i] = vot_getRESOURCE (vot[i])))
vot_attachNode (out, res[i]);
}
/* Write it out.
*/
vot_writeVOTable (out, oname, indent);
for (i=0; i < nfiles; i++)
vot_closeVOTABLE (vot[i]); /* close the input tables */
vot_closeVOTABLE (vot[i]); /* close the output table */
/* Close (and free) the output table and allocated pointers.
*/
if (oname)
free (oname);
for (i=0; i < nfiles; i++) {
if (infile[i])
free (infile[i]);
}
vo_paramFree (argc, pargv);
return (OK);
}
/**
* USAGE -- Print task help summary.
*/
static void
Usage (void)
{
fprintf (stderr, "\n Usage:\n\t"
"generic [<opts>] votable.xml\n\n"
" where\n"
" -%%,--test run unit tests\n"
" -h,--help this message\n"
" -n,--number number output\n"
" -o,--output=<file> output file\n"
" -r,--return return result from method\n"
"\n"
" Examples:\n\n"
" 1) First example\n\n"
" %% votcat test.xml\n"
"\n"
" 2) Second example\n\n"
" %% votcat -o pos.txt test.xml\n"
"\n"
);
}
/**
* Tests -- Task unit tests.
*/
static void
Tests (char *input)
{
Task *task = &self;
/* First argument must always be the 'self' variable, the last must
* always be a NULL to terminate the cmd args.
*/
vo_taskTest (task, "--help", NULL);
}
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