| 1 | /* BZ 11039 */ |
|---|---|
| 2 | #include <unistd.h> |
| 3 | #include <stdio.h> |
| 4 | #include <stdlib.h> |
| 5 | |
| 6 | static int |
| 7 | one_test (const char *fmt, int argc, char *argv[], int expected[argc - 1]) |
| 8 | { |
| 9 | int res = 0; |
| 10 | for (int i = 0; i < argc - 1; ++i) |
| 11 | { |
| 12 | rewind (stderr); |
| 13 | if (ftruncate (fd: fileno (stderr), length: 0) != 0) |
| 14 | { |
| 15 | puts (s: "cannot truncate file"); |
| 16 | return 1; |
| 17 | } |
| 18 | |
| 19 | int c = getopt (argc: argc, argv: argv, shortopts: fmt); |
| 20 | if (c != expected[i]) |
| 21 | { |
| 22 | printf (format: "format '%s' test %d failed: expected '%c', got '%c'\n", |
| 23 | fmt, i, expected[i], c); |
| 24 | res = 1; |
| 25 | } |
| 26 | if (ftell (stderr) == 0) |
| 27 | { |
| 28 | printf (format: "format '%s' test %d failed: not printed to stderr\n", |
| 29 | fmt, i); |
| 30 | res = 1; |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | return res; |
| 35 | } |
| 36 | |
| 37 | |
| 38 | static int |
| 39 | do_test (void) |
| 40 | { |
| 41 | char fname[] = "/tmp/bug-getopt2.XXXXXX"; |
| 42 | int fd = mkstemp (template: fname); |
| 43 | if (fd == -1) |
| 44 | { |
| 45 | printf (format: "mkstemp failed: %m\n"); |
| 46 | return 1; |
| 47 | } |
| 48 | close (fd: fd); |
| 49 | |
| 50 | if (freopen (filename: fname, modes: "w+", stderr) == NULL) |
| 51 | { |
| 52 | puts (s: "cannot redirect stderr"); |
| 53 | return 1; |
| 54 | } |
| 55 | |
| 56 | remove (fname); |
| 57 | |
| 58 | optind = 0; |
| 59 | int ret = one_test (fmt: "+a", argc: 2, |
| 60 | argv: (char *[2]) { (char *) "bug-getopt2", (char *) "-+"}, |
| 61 | expected: (int [1]) { '?' }); |
| 62 | |
| 63 | optind = 1; |
| 64 | ret |= one_test (fmt: "+a", argc: 2, |
| 65 | argv: (char *[2]) { (char *) "bug-getopt2", (char *) "-+"}, |
| 66 | expected: (int [1]) { '?' }); |
| 67 | |
| 68 | if (ret == 0) |
| 69 | puts (s: "all OK"); |
| 70 | |
| 71 | return ret; |
| 72 | } |
| 73 | |
| 74 | #define TEST_FUNCTION do_test () |
| 75 | #include "../test-skeleton.c" |
| 76 |