GRASS GIS 7 Programmer's Manual  7.5.svn(2017)-r71793
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do_rename.c
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1 /*!
2  \file lib/manage/do_rename.c
3 
4  \brief Manage Library - Rename 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 <stdlib.h>
15 #include <string.h>
16 
17 #include <grass/gis.h>
18 #include <grass/vector.h>
19 #include <grass/raster3d.h>
20 #include <grass/glocale.h>
21 
22 #include "manage_local_proto.h"
23 
24 /*!
25  \brief Rename element
26 
27  \param n element id
28  \param old source name
29  \param new destination name
30 
31  \return 0 on success
32  \return 1 on error
33 */
34 int M_do_rename(int n, const char *old, const char *new)
35 {
36  int i, ret;
37  int len;
38  const char *mapset;
39  int result = 0;
40  int renamed = 0;
41 
42  G_message(_("Rename %s <%s> to <%s>"),
43  list[n].maindesc, old, new);
44 
45  if (G_strcasecmp(old, new) == 0)
46  return 1;
47 
48  len = M__get_description_len(n);
49 
50  M__hold_signals(1);
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_rename(old, new);
58  if (ret != -1) {
59  renamed = 1;
60  }
61  else {
62  G_warning(_("Unable to rename vector map <%s> to <%s>"),
63  old, new);
64  result = 1;
65  }
66  }
67  }
68  else {
69  if (G_strcasecmp(list[n].alias, "raster") == 0) {
70  if ((mapset = G_find_raster2(old, "")) == NULL)
71  G_warning(_("Raster map <%s> not found"), old);
72  }
73 
74  if (G_strcasecmp(list[n].alias, "raster_3d") == 0) {
75  if ((mapset = G_find_raster3d(old, "")) == NULL)
76  G_warning(_("3D raster map <%s> not found"), old);
77  }
78 
79  for (i = 0; i < list[n].nelem; i++) {
80  G_remove(list[n].element[i], new);
81  switch (G_rename(list[n].element[i], old, new)) {
82  case -1:
83  G_warning(_("Unable to rename %s"), list[n].desc[i]);
84  result = 1;
85  break;
86  case 0:
87  G_verbose_message(_("%s is missing"), list[n].desc[i]);
88  break;
89  case 1:
90  G_verbose_message(_("%s renamed"), list[n].desc[i]);
91  renamed = 1;
92  break;
93  }
94  }
95 
96  if (G_strcasecmp(list[n].element[0], "cell") == 0) {
97  char colr2[50];
98 
99  sprintf(colr2, "colr2/%s", G_mapset());
100  G_remove(colr2, new);
101  switch (G_rename(colr2, old, new)) {
102  case -1:
103  G_warning(_("Unable to rename %s"), colr2);
104  result = 1;
105  break;
106  case 0:
107  G_verbose_message(_("%s is missing"), colr2);
108  break;
109  case 1:
110  G_verbose_message(_("%s renamed"), colr2);
111  renamed = 1;
112  break;
113  }
114  }
115  }
116  M__hold_signals(0);
117 
118  if (!renamed)
119  G_warning(_("<%s> nothing renamed"), old);
120 
121  return result;
122 }
int Vect_rename(const char *in, const char *out)
Rename existing vector map (in the current mapset).
Definition: map.c:233
int G_strcasecmp(const char *x, const char *y)
String compare ignoring case (upper or lower)
Definition: strings.c:46
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
int old
Definition: raster3d/cats.c:84
int G_rename(const char *element, const char *oldname, const char *newname)
Rename a database file.
Definition: rename.c:70
#define NULL
Definition: ccmath.h:32
Definition: lidar.h:89
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
int M__get_description_len(int n)
Get max length of element&#39;s description.
Definition: get_len.c:25
int G_remove(const char *element, const char *name)
Remove a database file.
Definition: remove.c:44
int M_do_rename(int n, const char *old, const char *new)
Rename element.
Definition: do_rename.c:34
Definition: manage.h:4
#define _(str)
Definition: glocale.h:13
int M__hold_signals(int hold)
Hold signals.
Definition: sighold.c:24
void G_message(const char *msg,...)
Print a message to stderr.
Definition: gis/error.c:89
const char * G_find_raster2(const char *name, const char *mapset)
Find a raster map (look but don&#39;t touch)
Definition: find_rast.c:76
const char * G_mapset(void)
Get current mapset name.
Definition: gis/mapset.c:33
const char * G_find_vector2(const char *name, const char *mapset)
Find a vector map (look but don&#39;t touch)
Definition: find_vect.c:62
int nelem
Definition: manage.h:10
void G_warning(const char *msg,...)
Print a warning message to stderr.
Definition: gis/error.c:203