GRASS Programmer's Manual  6.5.svn(2014)-r66266
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gis/whoami.c
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1 
17 #include <unistd.h>
18 #include <stdlib.h>
19 
20 #ifndef __MINGW32__
21 #include <pwd.h>
22 #endif
23 
24 #include <grass/gis.h>
25 
26 
40 char *G_whoami(void)
41 {
42 #ifdef __MINGW32__
43  char *name = getenv("USERNAME");
44 
45  if (name == NULL) {
46  name = "user_name";
47  }
48 #else
49  static char *name = NULL;
50 
51 #ifdef COMMENTED_OUT
52  char *getlogin();
53  char *ttyname();
54 
55  if (name == NULL) {
56  char *x;
57 
58  x = ttyname(0);
59  if (x && *x) {
60  x = getlogin();
61  if (x && *x)
62  name = G_store(x);
63  }
64  }
65 #endif /* COMMENTED_OUT */
66 
67  if (name == NULL) {
68  struct passwd *p;
69 
70  if ((p = getpwuid(getuid())))
71  name = G_store(p->pw_name);
72  }
73  if (name == NULL)
74  name = G_store("?");
75 
76 #endif
77 
78  return name;
79 }
G_store
char * G_store(const char *s)
Copy string to allocated memory.
Definition: store.c:32
render.name
string name
Definition: render.py:1314
getenv
char * getenv()
G_whoami
char * G_whoami(void)
Gets user&#39;s name.
Definition: gis/whoami.c:40
NULL
return NULL
Definition: dbfopen.c:1394