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39 #include <rte_per_lcore.h>
40 #include <rte_errno.h>
41 #include <rte_string_fns.h>
48 const char *rte_retval;
49 const char *libc_retval;
50 #ifdef RTE_EXEC_ENV_BSDAPP
51 /* BSD has a colon in the string, unlike linux */
52 const char unknown_code_result[] = "Unknown error: %d";
54 const char unknown_code_result[] = "Unknown error %d";
56 char expected_libc_retval[sizeof(unknown_code_result)+3];
58 /* use a small selection of standard errors for testing */
59 int std_errs[] = {EAGAIN, EBADF, EACCES, EINTR, EINVAL};
60 /* test ALL registered RTE error codes for overlap */
61 int rte_errs[] = {E_RTE_SECONDARY, E_RTE_NO_CONFIG};
67 /* check for standard errors we return the same as libc */
68 for (i = 0; i < sizeof(std_errs)/sizeof(std_errs[0]); i++){
69 rte_retval = rte_strerror(std_errs[i]);
70 libc_retval = strerror(std_errs[i]);
71 printf("rte_strerror: '%s', strerror: '%s'\n",
72 rte_retval, libc_retval);
73 if (strcmp(rte_retval, libc_retval) != 0)
76 /* for rte-specific errors ensure we return a different string
77 * and that the string for libc is for an unknown error
79 for (i = 0; i < sizeof(rte_errs)/sizeof(rte_errs[0]); i++){
80 rte_retval = rte_strerror(rte_errs[i]);
81 libc_retval = strerror(rte_errs[i]);
82 printf("rte_strerror: '%s', strerror: '%s'\n",
83 rte_retval, libc_retval);
84 if (strcmp(rte_retval, libc_retval) == 0)
86 /* generate appropriate error string for unknown error number
87 * and then check that this is what we got back. If not, we have
88 * a duplicate error number that conflicts with errno.h */
89 snprintf(expected_libc_retval, sizeof(expected_libc_retval),
90 unknown_code_result, rte_errs[i]);
91 if ((strcmp(expected_libc_retval, libc_retval) != 0) &&
92 (strcmp("", libc_retval) != 0)){
93 printf("Error, duplicate error code %d\n", rte_errs[i]);
98 /* ensure that beyond RTE_MAX_ERRNO, we always get an unknown code */
99 rte_retval = rte_strerror(RTE_MAX_ERRNO + 1);
100 libc_retval = strerror(RTE_MAX_ERRNO + 1);
101 snprintf(expected_libc_retval, sizeof(expected_libc_retval),
102 unknown_code_result, RTE_MAX_ERRNO + 1);
103 printf("rte_strerror: '%s', strerror: '%s'\n",
104 rte_retval, libc_retval);
105 if ((strcmp(rte_retval, libc_retval) != 0) ||
106 (strcmp(expected_libc_retval, libc_retval) != 0)){
107 if (strcmp("", libc_retval) != 0){
108 printf("Failed test for RTE_MAX_ERRNO + 1 value\n");
116 REGISTER_TEST_COMMAND(errno_autotest, test_errno);