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