1 /*
2 * Copyright (c) 2013 Proofpoint, Inc. and its suppliers.
3 * All rights reserved.
4 *
5 * By using this file, you agree to the terms and conditions set
6 * forth in the LICENSE file which can be found at the top level of
7 * the sendmail distribution.
8 */
9
10 #include <sm/gen.h>
11 SM_IDSTR(id, "@(#)$Id: t-fget.c,v 1.2 2013-11-22 20:51:43 ca Exp $")
12
13 #include <sm/io.h>
14 #include <sm/string.h>
15 #include <sm/test.h>
16 #include <errno.h>
17
18 void
check(char * msg,int l)19 check(char *msg, int l)
20 {
21 SM_FILE_T *wfp, *rfp;
22 char buf[256];
23 size_t n;
24 int r, i;
25 static char fn[] = "tfget";
26
27 wfp = sm_io_open(SmFtStdio, SM_TIME_DEFAULT, fn,
28 SM_IO_WRONLY_B, NULL);
29 SM_TEST(wfp != NULL);
30 for (i = 0; i < l; i++)
31 {
32 r = sm_io_putc(wfp, SM_TIME_DEFAULT, msg[i]);
33 SM_TEST(r >= 0);
34 }
35 r = sm_io_close(wfp, SM_TIME_DEFAULT);
36 SM_TEST(r == 0);
37
38 rfp = sm_io_open(SmFtStdio, SM_TIME_DEFAULT, fn,
39 SM_IO_RDONLY_B, NULL);
40 SM_TEST(rfp != NULL);
41 n = sizeof(buf);
42 r = sm_io_fgets(rfp, SM_TIME_DEFAULT, buf, n);
43 if (l == 0)
44 {
45 SM_TEST(r == -1);
46 SM_TEST(errno == 0);
47 }
48 else
49 {
50 SM_TEST(r == l);
51 if (r != l)
52 fprintf(stderr, "buf='%s', in='%s', r=%d, l=%d\n",
53 buf, msg, r, l);
54 }
55 SM_TEST(memcmp(buf, msg, l) == 0);
56 r = sm_io_close(rfp, SM_TIME_DEFAULT);
57 SM_TEST(r == 0);
58 }
59
60
61 int
main(argc,argv)62 main(argc, argv)
63 int argc;
64 char **argv;
65 {
66 char res[256];
67 int l;
68
69 sm_test_begin(argc, argv, "test fget");
70
71 check("", strlen(""));
72 check("\n", strlen("\n"));
73 check("test\n", strlen("test\n"));
74
75 l = snprintf(res, sizeof(res), "%c%s\n", '\0', "test ing");
76 check(res, l);
77
78 l = snprintf(res, sizeof(res), "%c%s%c\n", '\0', "test ing", '\0');
79 check(res, l);
80
81 l = snprintf(res, sizeof(res), "%c%s%c%s\n",
82 '\0', "test ing", '\0', "eol");
83 check(res, l);
84
85 return sm_test_end();
86 }
87