GRASS GIS 8 Programmer's Manual 8.3.2(2024)-exported
Loading...
Searching...
No Matches
do_remove.c
Go to the documentation of this file.
1/*!
2 \file lib/manage/do_remove.c
3
4 \brief Manage Library - Remove elements
5
6 (C) 2001-2011 by the GRASS Development Team
7
8 This program is free software under the GNU General Public License
9 (>=v2). Read the file COPYING that comes with GRASS for details.
10
11 \author Original author CERL
12 */
13
14#include <stdio.h>
15#include <string.h>
16
17#include <grass/gis.h>
18#include <grass/vector.h>
19#include <grass/glocale.h>
20#include <grass/raster3d.h>
21
22#include "manage_local_proto.h"
23
24/*!
25 \brief Remove elements from data base
26
27 \param n element id
28 \param old name of element to be removed
29
30 \return 0 on success
31 \return 1 on error
32 */
33int M_do_remove(int n, const char *old)
34{
35 int i, ret;
36 const char *mapset;
37 int result = 0;
38 int removed = 0;
39 char xname[GNAME_MAX], xmapset[GMAPSET_MAX];
40
41 G_message(_("Removing %s <%s>"), list[n].maindesc, old);
42
44
45 if (G_name_is_fully_qualified(old, xname, xmapset)) {
46 if (strcmp(xmapset, G_mapset()) != 0)
47 G_fatal_error("%s is not in the current mapset (%s)", old,
48 G_mapset());
49 old = xname;
50 }
51
52 if (G_strcasecmp(list[n].alias, "vector") == 0) {
53 if ((mapset = G_find_vector2(old, "")) == NULL) {
54 G_warning(_("Vector map <%s> not found"), old);
55 }
56 else {
57 ret = Vect_delete(old);
58 if (ret != -1) {
59 removed = 1;
60 }
61 else {
62 G_warning(_("Unable to delete vector map"));
63 result = 1;
64 }
65 }
66 }
67 else {
68 if (G_strcasecmp(list[n].alias, "raster") == 0) {
69 if ((mapset = G_find_raster2(old, "")) == NULL)
70 G_warning(_("Raster map <%s> not found"), old);
71 }
72
73 if (G_strcasecmp(list[n].alias, "raster_3d") == 0) {
74 if ((mapset = G_find_raster3d(old, "")) == NULL)
75 G_warning(_("3D raster map <%s> not found"), old);
76 }
77
78 for (i = 0; i < list[n].nelem; i++) {
79
80 switch (G_remove(list[n].element[i], old)) {
81 case -1:
82 G_warning(_("Unable to remove %s element"), list[n].desc[i]);
83 result = 1;
84 break;
85 case 0:
86 G_verbose_message(_("%s is missing"), list[n].desc[i]);
87 break;
88 case 1:
89 G_verbose_message(_("%s removed"), list[n].desc[i]);
90 removed = 1;
91 break;
92 }
93 }
94 }
95
96 if (G_strcasecmp(list[n].element[0], "cell") == 0) {
97 char colr2[6 + GMAPSET_MAX];
98
99 if (snprintf(colr2, 6 + GMAPSET_MAX, "colr2/%s", G_mapset()) >=
100 6 + GMAPSET_MAX)
101 G_warning(_("String for secondary color table has been truncated"));
102 switch (G_remove(colr2, old)) {
103 case -1:
104 G_warning(_("Unable to remove %s"), colr2);
105 result = 1;
106 break;
107 case 0:
108 G_verbose_message(_("%s is missing"), colr2);
109 break;
110 case 1:
111 G_verbose_message(_("%s removed"), colr2);
112 removed = 1;
113 break;
114 }
115 }
116
118
119 if (!removed)
120 G_warning(_("<%s> nothing removed"), old);
121
122 return result;
123}
#define NULL
Definition ccmath.h:32
int M_do_remove(int n, const char *old)
Remove elements from data base.
Definition do_remove.c:33
const char * G_find_raster3d(const char *name, const char *mapset)
Search for a 3D raster map in current search path or in a specified mapset.
Definition find_rast3d.c:28
const char * G_find_raster2(const char *name, const char *mapset)
Find a raster map (look but don't touch)
Definition find_rast.c:76
const char * G_find_vector2(const char *name, const char *mapset)
Find a vector map (look but don't touch)
Definition find_vect.c:62
void G_verbose_message(const char *msg,...)
Print a message to stderr but only if module is in verbose mode.
Definition gis/error.c:108
void G_fatal_error(const char *msg,...)
Print a fatal error message to stderr.
Definition gis/error.c:159
void G_message(const char *msg,...)
Print a message to stderr.
Definition gis/error.c:89
void G_warning(const char *msg,...)
Print a warning message to stderr.
Definition gis/error.c:203
const char * G_mapset(void)
Get current mapset name.
Definition mapset.c:33
int G_name_is_fully_qualified(const char *fullname, char *name, char *mapset)
Check if map name is fully qualified (map @ mapset)
Definition nme_in_mps.c:36
struct list * list
Definition read_list.c:24
int G_remove(const char *element, const char *name)
Remove a database file.
Definition remove.c:44
int M__hold_signals(int hold)
Hold signals.
Definition sighold.c:24
int G_strcasecmp(const char *x, const char *y)
String compare ignoring case (upper or lower)
Definition strings.c:47