File: tmpnam.c

package info (click to toggle)
binutils-m68k-linux 2.9.1.0.12-1
  • links: PTS
  • area: main
  • in suites: potato, slink
  • size: 29,636 kB
  • ctags: 40,213
  • sloc: ansic: 360,171; asm: 20,244; exp: 9,325; sh: 7,087; makefile: 5,430; yacc: 4,600; lisp: 2,991; lex: 1,426; sed: 544; cpp: 206; awk: 24; perl: 16
file content (39 lines) | stat: -rw-r--r-- 619 bytes parent folder | download | duplicates (28) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
#include <stdio.h>

#ifndef L_tmpnam
#define L_tmpname 100
#endif
#ifndef P_tmpdir
#define P_tmpdir "/usr/tmp"
#endif

static char tmpnam_buffer[L_tmpnam];
static int tmpnam_counter;

extern int getpid ();

char *
tmpnam (s)
     char *s;
{
  int pid = getpid ();

  if (s == NULL)
    s = tmpnam_buffer;

  /*  Generate the filename and make sure that there isn't one called
      it already.  */

  while (1)
    {
      FILE *f;
      sprintf (s, "%s/%s%x.%x", P_tmpdir, "t", pid, tmpnam_counter);
      f = fopen (s, "r");
      if (f == NULL)
	break;
      tmpnam_counter++;
      fclose (f);
    }

  return s;
}