gis/list.c File Reference

#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
#include <sys/types.h>
#include <dirent.h>
#include <grass/gis.h>
#include <grass/glocale.h>

Include dependency graph for gis/list.c:

Go to the source code of this file.

Functions
int	G_set_list_hit_return (int flag)
int	G_list_element (const char *element, const char *desc, const char *mapset, int(*lister)(const char *, const char *, const char *))
	General purpose list function. More...
char **	G_list (int element, const char *gisbase, const char *location, const char *mapset)
	List specified type of elements. Application must release the allocated memory. More...
void	G_free_list (char **list)
	Free list. More...

Function Documentation

void G_free_list

(

char **

list

)

Free list.

Parameters

list	char* array to be freed

Returns

Definition at line 301 of file gis/list.c.

References G_free().

char** G_list	(	int	element,
		const char *	gisbase,
		const char *	location,
		const char *	mapset
	)

List specified type of elements. Application must release the allocated memory.

Parameters

element	Element type (G_ELEMENT_RASTER, G_ELEMENT_VECTOR, G_ELEMENT_REGION )
gisbase	Path to GISBASE
location	Location name
mapset	Mapset name

Returns

Zero terminated array of element names

Definition at line 226 of file gis/list.c.

References buf, count, G_fatal_error(), G_free(), NULL, opendir(), readdir(), and sprintf().

int G_list_element	(	const char *	element,
		const char *	desc,
		const char *	mapset,
		int(*)(const char *, const char *, const char *)	lister
	)

General purpose list function.

Will list files from all mapsets in the mapset list for a specified database element.

Note: output is to stdout piped thru the more utility

lister (char name char *mapset, char buf)

Given file 'name', and 'mapset', lister() should copy a string into 'buf' when called with name == "", should set buf to general title for mapset list.

Parameters

element	Database element (eg, "cell", "cellhd", etc)
desc	Description for element (if NULL, element is used)
mapset	Mapset to be listed "" to list all mapsets in mapset search list "." will list current mapset
lister	If given will call this routine to get a list title. NULL if no titles desired.

Returns

Number of elements

Definition at line 60 of file gis/list.c.

References count, G__mapset_name(), int, and n.

int G_set_list_hit_return

(

int

flag

)

Definition at line 32 of file gis/list.c.

References tools::flag.