GRASS Programmer's Manual
6.4.3(2013)-r
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tempfile.c
Go to the documentation of this file.
1
17
#include <string.h>
18
#include <unistd.h>
19
#include <sys/stat.h>
20
#include <grass/gis.h>
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22
47
char
*
G_tempfile
(
void
)
48
{
49
return
G__tempfile
(getpid());
50
}
51
52
62
char
*
G__tempfile
(
int
pid)
63
{
64
char
path[GPATH_MAX];
65
char
name
[GNAME_MAX];
66
char
element[100];
67
static
int
uniq = 0;
68
struct
stat st;
69
70
if
(pid <= 0)
71
pid = getpid();
72
G__temp_element
(element);
73
do
{
74
sprintf(name,
"%d.%d"
, pid, uniq++);
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G__file_name
(path, element, name,
G_mapset
());
76
}
77
while
(stat(path, &st) == 0);
78
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return
G_store
(path);
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}
81
82
90
int
G__temp_element
(
char
*element)
91
{
92
const
char
*machine;
93
94
strcpy(element,
".tmp"
);
95
machine =
G__machine_name
();
96
if
(machine !=
NULL
&& *machine != 0) {
97
strcat(element,
"/"
);
98
strcat(element, machine);
99
}
100
G__make_mapset_element
(element);
101
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return
0;
103
}
lib
gis
tempfile.c
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