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Commit | Line | Data |
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4e425301 UD |
1 | #include <stdio.h> |
2 | #include <string.h> | |
3 | #include <unistd.h> | |
4 | ||
5 | static int | |
6 | do_test (void) | |
7 | { | |
8 | int fd = dup (fileno (stdout)); | |
9 | if (fd <= 1) | |
10 | { | |
11 | puts ("dup failed"); | |
12 | return 1; | |
13 | } | |
14 | ||
15 | FILE *f1 = fdopen (fd, "w"); | |
16 | if (f1 == NULL) | |
17 | { | |
18 | printf ("fdopen failed: %m\n"); | |
19 | return 1; | |
20 | } | |
21 | ||
22 | fclose (stdout); | |
23 | ||
24 | FILE *f2 = popen ("echo test1", "r"); | |
25 | if (f2 == NULL) | |
26 | { | |
27 | fprintf (f1, "1st popen failed: %m\n"); | |
28 | return 1; | |
29 | } | |
30 | FILE *f3 = popen ("echo test2", "r"); | |
31 | if (f2 == NULL || f3 == NULL) | |
32 | { | |
33 | fprintf (f1, "2nd popen failed: %m\n"); | |
34 | return 1; | |
35 | } | |
36 | ||
37 | char *line = NULL; | |
38 | size_t len = 0; | |
39 | int result = 0; | |
40 | if (getline (&line, &len, f2) != 6) | |
41 | { | |
42 | fputs ("could not read line from 1st popen\n", f1); | |
43 | result = 1; | |
44 | } | |
45 | else if (strcmp (line, "test1\n") != 0) | |
46 | { | |
47 | fprintf (f1, "read \"%s\"\n", line); | |
48 | result = 1; | |
49 | } | |
50 | ||
51 | if (getline (&line, &len, f2) != -1) | |
52 | { | |
53 | fputs ("second getline did not return -1\n", f1); | |
54 | result = 1; | |
55 | } | |
56 | ||
57 | if (getline (&line, &len, f3) != 6) | |
58 | { | |
59 | fputs ("could not read line from 2nd popen\n", f1); | |
60 | result = 1; | |
61 | } | |
62 | else if (strcmp (line, "test2\n") != 0) | |
63 | { | |
64 | fprintf (f1, "read \"%s\"\n", line); | |
65 | result = 1; | |
66 | } | |
67 | ||
68 | if (getline (&line, &len, f3) != -1) | |
69 | { | |
70 | fputs ("second getline did not return -1\n", f1); | |
71 | result = 1; | |
72 | } | |
73 | ||
74 | int ret = pclose (f2); | |
75 | if (ret != 0) | |
76 | { | |
77 | fprintf (f1, "1st pclose returned %d\n", ret); | |
78 | result = 1; | |
79 | } | |
80 | ||
81 | ret = pclose (f3); | |
82 | if (ret != 0) | |
83 | { | |
84 | fprintf (f1, "2nd pclose returned %d\n", ret); | |
85 | result = 1; | |
86 | } | |
87 | ||
88 | return result; | |
89 | } | |
90 | ||
91 | #define TEST_FUNCTION do_test () | |
92 | #include "../test-skeleton.c" |