overby.me
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1#include <libproc.h>
2#include <stdio.h>
3#include <unistd.h>
4#include <string.h>
5#include <stdlib.h>
6
7void TEST(const char* name, int r);
8void test1();
9void test2();
10void test3();
11
12int main()
13{
14 test1();
15 test2();
16 test3();
17
18 return 0;
19}
20
21void TEST(const char* name, int r)
22{
23 printf("%s: %s\n", name, r ? "[OK]" : "[FAIL]");
24}
25
26void test1()
27{
28 char name[1024];
29 int rv = proc_name(getpid(), name, sizeof name);
30
31 TEST("proc_name() retval", rv != 0);
32 TEST("proc_name() strstr", strstr(name, "libproc") != NULL);
33}
34
35void test2()
36{
37 pid_t pids[4096];
38 int rv;
39 int found = 0;
40
41 rv = proc_listpids(PROC_UID_ONLY, getuid(), pids, sizeof pids);
42 TEST("proc_listpids() retval", rv != 0);
43
44 for (int i = 0; i < rv; i++)
45 {
46 if (pids[i] == getpid())
47 {
48 found = 1;
49 break;
50 }
51 }
52
53 TEST("proc_listpids() PROC_UID_ONLY", found);
54}
55
56void test3()
57{
58 char testfile[] = "/tmp/testcaseXXXXXX";
59 FILE* file;
60 pid_t pids[4096];
61 int rv;
62 int found = 0, i = 0;
63
64 mkstemp(testfile);
65 file = fopen(testfile, "w");
66
67 rv = proc_listpidspath(PROC_ALL_PIDS, 0, testfile, 0, pids, sizeof pids);
68 TEST("proc_listpidspath retval", rv > 0);
69 TEST("proc_listpidspath pid", pids[0] == getpid());
70
71 fclose(file);
72 unlink(testfile);
73}
74