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/*************************************************************
* I_list_groups (full)
* I_list_subgroups (group, full)
*************************************************************/
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include "imagery.h"
static char *tempfile = NULL;
int I_list_groups (int full)
{
char *element;
int i;
char buf[1024];
char title[50];
FILE *ls, *temp, *popen();
struct Ref ref;
int any;
if (tempfile == NULL)
tempfile = G_tempfile();
element = "group";
G__make_mapset_element (element);
temp = fopen (tempfile, "w");
if (temp == NULL)
G_fatal_error ("can't open any temp files");
fprintf (temp, "Available groups\n");
fprintf (temp, "---------------------------------\n");
any = 0;
strcpy (buf, "cd ");
G__file_name (buf+strlen(buf), element, "", G_mapset());
strcat (buf, ";ls");
if (!full) strcat (buf, " -C");
if(ls = popen (buf, "r"))
{
while (G_getl(buf, sizeof buf, ls))
{
any=1;
fprintf (temp, "%s", buf);
if (full)
{
I_get_group_title (buf, title, sizeof title);
if (*title)
fprintf (temp, " (%s)", title);
fprintf (temp, "\n");
I_get_group_ref (buf, &ref);
for (i = 0; i < ref.nfiles; i++)
fprintf (temp, "\t%s in %s\n", ref.file[i].name, ref.file[i].mapset);
if (ref.nfiles <= 0)
fprintf (temp, "\t** empty **\n");
I_free_group_ref (&ref);
}
else
fprintf (temp, "\n");
}
pclose (ls);
}
if (!any)
fprintf (temp, "no group files available\n");
fprintf (temp, "---------------------------------\n");
fclose (temp);
sprintf (buf, "$GRASS_PAGER %s", tempfile);
G_system(buf);
remove ( tempfile );
fprintf (stdout,"hit RETURN to continue -->");
fflush(stdout);
G_gets(buf);
return 0;
}
int I_list_subgroups (char *group,int full)
{
char element[100];
int i;
char buf[1024];
FILE *ls, *temp, *popen();
struct Ref ref;
int any;
if (tempfile == NULL)
tempfile = G_tempfile();
sprintf (element, "group/%s/subgroup", group);
G__make_mapset_element (element);
temp = fopen (tempfile, "w");
if (temp == NULL)
G_fatal_error ("can't open any temp files");
fprintf (temp, "Available subgroups in group %s\n", group);
fprintf (temp, "---------------------------------\n");
any = 0;
strcpy (buf, "cd ");
G__file_name (buf+strlen(buf), element, "", G_mapset());
strcat (buf, ";ls");
if (!full) strcat (buf, " -C");
if(ls = popen (buf, "r"))
{
while (G_getl(buf, sizeof buf, ls))
{
any=1;
fprintf (temp, "%s\n", buf);
if (full)
{
I_get_subgroup_ref (group, buf, &ref);
for (i = 0; i < ref.nfiles; i++)
fprintf (temp, "\t%s in %s\n", ref.file[i].name, ref.file[i].mapset);
if (ref.nfiles <= 0)
fprintf (temp, "\t** empty **\n");
I_free_group_ref (&ref);
}
}
pclose (ls);
}
if (!any)
fprintf (temp, "no subgroup files available\n");
fprintf (temp, "---------------------------------\n");
fclose (temp);
sprintf (buf, "$GRASS_PAGER %s", tempfile);
G_system(buf);
remove ( tempfile );
fprintf (stdout,"hit RETURN to continue -->");
fflush(stdout);
G_gets(buf);
return 0;
}
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