2 * This file contains the ini and command liner parser main.
12 #include "compiler/compiler.h"
19 #include "lib/ieee754.h"
22 #ifdef CONFIG_ARITHMETIC
26 static const char *opt_type_names[] = {
42 "OPT_SOFT_DEPRECATED",
46 static const struct fio_option *__fio_options;
48 static int vp_cmp(const void *p1, const void *p2)
50 const struct value_pair *vp1 = p1;
51 const struct value_pair *vp2 = p2;
53 return strlen(vp2->ival) - strlen(vp1->ival);
56 static void posval_sort(const struct fio_option *o, struct value_pair *vpmap)
58 const struct value_pair *vp;
61 memset(vpmap, 0, PARSE_MAX_VP * sizeof(struct value_pair));
63 for (entries = 0; entries < PARSE_MAX_VP; entries++) {
64 vp = &o->posval[entries];
65 if (!vp->ival || vp->ival[0] == '\0')
68 memcpy(&vpmap[entries], vp, sizeof(*vp));
71 qsort(vpmap, entries, sizeof(struct value_pair), vp_cmp);
74 static void show_option_range(const struct fio_option *o,
75 ssize_t (*logger)(const char *format, ...))
77 if (o->type == FIO_OPT_FLOAT_LIST) {
79 if (!o->minfp && !o->maxfp)
82 logger("%20s: ", "range");
83 if (o->minfp != DBL_MIN) {
84 logger("min=%f", o->minfp);
87 if (o->maxfp != DBL_MAX)
88 logger("%smax=%f", sep, o->maxfp);
90 } else if (!o->posval[0].ival) {
91 if (!o->minval && !o->maxval)
94 logger("%20s: min=%d", "range", o->minval);
96 logger(", max=%d", o->maxval);
101 static void show_option_values(const struct fio_option *o)
105 for (i = 0; i < PARSE_MAX_VP; i++) {
106 const struct value_pair *vp = &o->posval[i];
111 log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival);
113 log_info(" %s", vp->help);
121 static void show_option_help(const struct fio_option *o, int is_err)
123 const char *typehelp[] = {
124 [FIO_OPT_INVALID] = "invalid",
125 [FIO_OPT_STR] = "string (opt=bla)",
126 [FIO_OPT_STR_ULL] = "string (opt=bla)",
127 [FIO_OPT_STR_MULTI] = "string with possible k/m/g postfix (opt=4k)",
128 [FIO_OPT_STR_VAL] = "string (opt=bla)",
129 [FIO_OPT_STR_VAL_TIME] = "string with time postfix (opt=10s)",
130 [FIO_OPT_STR_STORE] = "string (opt=bla)",
131 [FIO_OPT_RANGE] = "one to three ranges (opt=1k-4k[,4k-8k[,1k-8k]])",
132 [FIO_OPT_INT] = "integer value (opt=100)",
133 [FIO_OPT_ULL] = "integer value (opt=100)",
134 [FIO_OPT_BOOL] = "boolean value (opt=1)",
135 [FIO_OPT_FLOAT_LIST] = "list of floating point values separated by ':' (opt=5.9:7.8)",
136 [FIO_OPT_STR_SET] = "empty or boolean value ([0|1])",
137 [FIO_OPT_DEPRECATED] = "deprecated",
138 [FIO_OPT_SOFT_DEPRECATED] = "deprecated",
139 [FIO_OPT_UNSUPPORTED] = "unsupported",
141 ssize_t (*logger)(const char *format, ...);
149 logger("%20s: %s\n", "alias", o->alias);
151 logger("%20s: %s\n", "type", typehelp[o->type]);
152 logger("%20s: %s\n", "default", o->def ? o->def : "no default");
154 logger("%20s: only for profile '%s'\n", "valid", o->prof_name);
155 show_option_range(o, logger);
156 show_option_values(o);
159 static unsigned long long get_mult_time(const char *str, int len,
164 unsigned long long mult = 1;
168 * Go forward until we hit a non-digit, or +/- sign
170 while ((p - str) <= len) {
171 if (!isdigit((int) *p) && (*p != '+') && (*p != '-'))
176 if (!isalpha((int) *p)) {
184 for (i = 0; i < strlen(c); i++)
185 c[i] = tolower((unsigned char)c[i]);
187 if (!strncmp("us", c, 2) || !strncmp("usec", c, 4))
189 else if (!strncmp("ms", c, 2) || !strncmp("msec", c, 4))
191 else if (!strcmp("s", c))
193 else if (!strcmp("m", c))
194 mult = 60 * 1000000UL;
195 else if (!strcmp("h", c))
196 mult = 60 * 60 * 1000000UL;
197 else if (!strcmp("d", c))
198 mult = 24 * 60 * 60 * 1000000ULL;
204 static int is_separator(char c)
217 static unsigned long long __get_mult_bytes(const char *p, void *data,
220 unsigned int kb_base = fio_get_kb_base(data);
221 unsigned long long ret = 1;
222 unsigned int i, pow = 0, mult = kb_base;
230 for (i = 0; i < strlen(c); i++) {
231 c[i] = tolower((unsigned char)c[i]);
232 if (is_separator(c[i])) {
238 /* If kb_base is 1000, use true units.
239 * If kb_base is 1024, use opposite units.
241 if (!strncmp("pib", c, 3)) {
245 else if (kb_base == 1024)
247 } else if (!strncmp("tib", c, 3)) {
251 else if (kb_base == 1024)
253 } else if (!strncmp("gib", c, 3)) {
257 else if (kb_base == 1024)
259 } else if (!strncmp("mib", c, 3)) {
263 else if (kb_base == 1024)
265 } else if (!strncmp("kib", c, 3)) {
269 else if (kb_base == 1024)
271 } else if (!strncmp("p", c, 1) || !strncmp("pb", c, 2)) {
273 } else if (!strncmp("t", c, 1) || !strncmp("tb", c, 2)) {
275 } else if (!strncmp("g", c, 1) || !strncmp("gb", c, 2)) {
277 } else if (!strncmp("m", c, 1) || !strncmp("mb", c, 2)) {
279 } else if (!strncmp("k", c, 1) || !strncmp("kb", c, 2)) {
281 } else if (!strncmp("%", c, 1)) {
288 ret *= (unsigned long long) mult;
294 static unsigned long long get_mult_bytes(const char *str, int len, void *data,
301 return __get_mult_bytes(str, data, percent);
304 * Go forward until we hit a non-digit, or +/- sign
306 while ((p - str) <= len) {
307 if (!isdigit((int) *p) &&
308 (((*p != '+') && (*p != '-')) || digit_seen))
310 digit_seen |= isdigit((int) *p);
314 if (!isalpha((int) *p) && (*p != '%'))
317 return __get_mult_bytes(p, data, percent);
320 extern int evaluate_arithmetic_expression(const char *buffer, long long *ival,
321 double *dval, double implied_units,
325 * Convert string into a floating number. Return 1 for success and 0 otherwise.
327 int str_to_float(const char *str, double *val, int is_time)
329 #ifdef CONFIG_ARITHMETIC
335 rc = evaluate_arithmetic_expression(str, &ival, &dval, 1.0, is_time);
342 return 1 == sscanf(str, "%lf", val);
346 * convert string into decimal value, noting any size suffix
348 int str_to_decimal(const char *str, long long *val, int kilo, void *data,
349 int is_seconds, int is_time)
353 #ifdef CONFIG_ARITHMETIC
356 double implied_units = 1.0;
363 #ifdef CONFIG_ARITHMETIC
365 implied_units = 1000000.0;
367 rc = evaluate_arithmetic_expression(str, &ival, &dval, implied_units, is_time);
368 if (str[0] == '(' && !rc) {
369 if (!kilo && is_seconds)
370 *val = ival / 1000000LL;
379 if (strstr(str, "0x") || strstr(str, "0X"))
384 *val = strtoll(str, &endptr, base);
385 if (*val == 0 && endptr == str)
387 if (*val == LONG_MAX && errno == ERANGE)
392 unsigned long long mult;
395 mult = get_mult_bytes(str, len, data, &perc);
401 *val *= get_mult_time(str, len, is_seconds);
406 int check_str_bytes(const char *p, long long *val, void *data)
408 return str_to_decimal(p, val, 1, data, 0, 0);
411 int check_str_time(const char *p, long long *val, int is_seconds)
413 return str_to_decimal(p, val, 0, NULL, is_seconds, 1);
416 void strip_blank_front(char **p)
422 while (isspace((int) *s))
428 void strip_blank_end(char *p)
445 while ((isspace((int) *s) || iscntrl((int) *s)) && (s > start))
451 static int check_range_bytes(const char *str, long long *val, void *data)
455 if (!str_to_decimal(str, &__val, 1, data, 0, 0)) {
463 static int check_int(const char *p, int *val)
467 if (strstr(p, "0x") || strstr(p, "0X")) {
468 if (sscanf(p, "%x", val) == 1)
471 if (sscanf(p, "%u", val) == 1)
478 static size_t opt_len(const char *str)
480 char delimiter[] = {',', ':'};
484 for (i = 0; i < FIO_ARRAY_SIZE(delimiter); i++) {
485 postfix = strchr(str, delimiter[i]);
487 return (int)(postfix - str);
493 static int str_match_len(const struct value_pair *vp, const char *str)
495 return max(strlen(vp->ival), opt_len(str));
498 #define val_store(ptr, val, off, or, data, o) \
500 ptr = td_var((data), (o), (off)); \
507 static const char *opt_type_name(const struct fio_option *o)
509 compiletime_assert(FIO_ARRAY_SIZE(opt_type_names) - 1 == FIO_OPT_UNSUPPORTED,
510 "opt_type_names[] index");
512 if (o->type <= FIO_OPT_UNSUPPORTED)
513 return opt_type_names[o->type];
515 return "OPT_UNKNOWN?";
518 static bool val_too_large(const struct fio_option *o, unsigned long long val,
526 return (int) val > (int) o->maxval;
527 return (unsigned int) val > o->maxval;
530 return val > o->maxval;
533 static bool val_too_small(const struct fio_option *o, unsigned long long val,
540 return (int) val < o->minval;
542 return val < o->minval;
545 static int __handle_option(const struct fio_option *o, const char *ptr,
546 void *data, int first, int more, int curr)
550 long long ull, *ullp;
552 long long ull1, ull2;
555 int ret = 0, is_time = 0;
556 const struct value_pair *vp;
557 struct value_pair posval[PARSE_MAX_VP];
558 int i, all_skipped = 1;
560 dprint(FD_PARSE, "__handle_option=%s, type=%s, ptr=%s\n", o->name,
561 opt_type_name(o), ptr);
563 if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) {
564 log_err("Option %s requires an argument\n", o->name);
570 case FIO_OPT_STR_ULL:
571 case FIO_OPT_STR_MULTI: {
572 fio_opt_str_fn *fn = o->cb;
574 posval_sort(o, posval);
577 for (i = 0; i < PARSE_MAX_VP; i++) {
579 if (!vp->ival || vp->ival[0] == '\0')
584 if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) {
588 if (o->type == FIO_OPT_STR_ULL)
589 val_store(ullp, vp->oval, o->off1, vp->orval, data, o);
591 val_store(ilp, vp->oval, o->off1, vp->orval, data, o);
596 if (ret && !all_skipped)
597 show_option_values(o);
602 case FIO_OPT_STR_VAL_TIME:
607 case FIO_OPT_STR_VAL:
608 case FIO_OPT_STR_VAL_ZONE:
610 fio_opt_str_val_fn *fn = o->cb;
612 size_t len = strlen(ptr);
614 if (len > 0 && ptr[len - 1] == 'z') {
615 if (o->type == FIO_OPT_STR_VAL_ZONE) {
617 unsigned long long val;
620 val = strtoul(ptr, &ep, 10);
621 if (errno == 0 && ep != ptr && *ep == 'z') {
622 ull = ZONE_BASE_VAL + (uint32_t)val;
624 goto store_option_value;
626 log_err("%s: unexpected zone value '%s'\n",
631 log_err("%s: 'z' suffix isn't applicable\n",
637 if (!is_time && o->is_time)
638 is_time = o->is_time;
640 snprintf(tmp, sizeof(tmp), "%s", ptr);
641 p = strchr(tmp, ',');
646 ret = check_str_time(tmp, &ull, o->is_seconds);
648 ret = check_str_bytes(tmp, &ull, data);
650 dprint(FD_PARSE, " ret=%d, out=%llu\n", ret, ull);
654 if (o->pow2 && !is_power_of_2(ull)) {
655 log_err("%s: must be a power-of-2\n", o->name);
659 if (val_too_large(o, ull, o->type == FIO_OPT_INT)) {
660 log_err("%s: max value out of range: %llu"
661 " (%llu max)\n", o->name, ull, o->maxval);
664 if (val_too_small(o, ull, o->type == FIO_OPT_INT)) {
665 log_err("%s: min value out of range: %lld"
666 " (%d min)\n", o->name, ull, o->minval);
669 if (o->posval[0].ival) {
670 posval_sort(o, posval);
673 for (i = 0; i < PARSE_MAX_VP; i++) {
675 if (!vp->ival || vp->ival[0] == '\0')
677 if (vp->oval == ull) {
683 log_err("fio: value %llu not allowed:\n", ull);
684 show_option_values(o);
691 ret = fn(data, &ull);
693 if (o->type == FIO_OPT_INT) {
695 val_store(ilp, ull, o->off1, 0, data, o);
698 val_store(ilp, ull, o->off2, 0, data, o);
702 val_store(ilp, ull, o->off3, 0, data, o);
707 val_store(ilp, ull, o->off2, 0, data, o);
711 val_store(ilp, ull, o->off3, 0, data, o);
714 } else if (o->type == FIO_OPT_ULL) {
716 val_store(ullp, ull, o->off1, 0, data, o);
719 val_store(ullp, ull, o->off2, 0, data, o);
723 val_store(ullp, ull, o->off3, 0, data, o);
728 val_store(ullp, ull, o->off2, 0, data, o);
732 val_store(ullp, ull, o->off3, 0, data, o);
737 val_store(ullp, ull, o->off1, 0, data, o);
740 val_store(ullp, ull, o->off2, 0, data, o);
746 case FIO_OPT_FLOAT_LIST: {
751 ** Initialize precision to 0 and zero out list
752 ** in case specified list is shorter than default
756 ilp = td_var(data, o, o->off2);
760 flp = td_var(data, o, o->off1);
761 for(i = 0; i < o->maxlen; i++)
764 if (curr >= o->maxlen) {
765 log_err("the list exceeding max length %d\n",
769 if (!str_to_float(ptr, &uf, 0)) { /* this breaks if we ever have lists of times */
770 log_err("not a floating point value: %s\n", ptr);
773 if (o->minfp || o->maxfp) {
775 log_err("value out of range: %f"
776 " (range max: %f)\n", uf, o->maxfp);
780 log_err("value out of range: %f"
781 " (range min: %f)\n", uf, o->minfp);
786 flp = td_var(data, o, o->off1);
789 dprint(FD_PARSE, " out=%f\n", uf);
792 ** Calculate precision for output by counting
793 ** number of digits after period. Find first
794 ** period in entire remaining list each time
796 cp2 = strchr(ptr, '.');
800 while (*++cp2 != '\0' && *cp2 >= '0' && *cp2 <= '9')
804 ilp = td_var(data, o, o->off2);
812 case FIO_OPT_STR_STORE: {
813 fio_opt_str_fn *fn = o->cb;
819 cp = td_var(data, o, o->off1);
823 if (strlen(ptr) > o->maxlen - 1) {
824 log_err("value exceeds max length of %d\n",
832 else if (o->posval[0].ival) {
833 posval_sort(o, posval);
836 for (i = 0; i < PARSE_MAX_VP; i++) {
838 if (!vp->ival || vp->ival[0] == '\0' || !cp)
841 if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) {
847 rest = strstr(*cp ?: ptr, ":");
861 show_option_values(o);
870 case FIO_OPT_RANGE: {
874 snprintf(tmp, sizeof(tmp), "%s", ptr);
876 /* Handle bsrange with separate read,write values: */
877 p1 = strchr(tmp, ',');
881 p1 = strchr(tmp, '-');
883 p1 = strchr(tmp, ':');
895 if (!check_range_bytes(p1, &ull1, data) &&
896 !check_range_bytes(p2, &ull2, data)) {
899 unsigned long long foo = ull1;
906 val_store(ullp, ull1, o->off1, 0, data, o);
907 val_store(ullp, ull2, o->off2, 0, data, o);
910 if (o->off3 && o->off4) {
911 val_store(ullp, ull1, o->off3, 0, data, o);
912 val_store(ullp, ull2, o->off4, 0, data, o);
916 if (o->off5 && o->off6) {
917 val_store(ullp, ull1, o->off5, 0, data, o);
918 val_store(ullp, ull2, o->off6, 0, data, o);
923 if (o->off3 && o->off4) {
924 val_store(ullp, ull1, o->off3, 0, data, o);
925 val_store(ullp, ull2, o->off4, 0, data, o);
929 if (o->off5 && o->off6) {
930 val_store(ullp, ull1, o->off5, 0, data, o);
931 val_store(ullp, ull2, o->off6, 0, data, o);
940 case FIO_OPT_STR_SET: {
941 fio_opt_int_fn *fn = o->cb;
944 ret = check_int(ptr, &il);
945 else if (o->type == FIO_OPT_BOOL)
950 dprint(FD_PARSE, " ret=%d, out=%d\n", ret, il);
955 if (o->maxval && il > (int) o->maxval) {
956 log_err("max value out of range: %d (%llu max)\n",
960 if (o->minval && il < o->minval) {
961 log_err("min value out of range: %d (%d min)\n",
973 val_store(ilp, il, o->off1, 0, data, o);
976 val_store(ilp, il, o->off2, 0, data, o);
981 case FIO_OPT_DEPRECATED:
984 case FIO_OPT_SOFT_DEPRECATED:
985 log_info("Option %s is deprecated\n", o->name);
988 log_err("Bad option type %u\n", o->type);
996 ret = o->verify(o, data);
998 log_err("Correct format for offending option\n");
999 log_err("%20s: %s\n", o->name, o->help);
1000 show_option_help(o, 1);
1007 static int handle_option(const struct fio_option *o, const char *__ptr,
1010 char *o_ptr, *ptr, *ptr2;
1013 dprint(FD_PARSE, "handle_option=%s, ptr=%s\n", o->name, __ptr);
1017 o_ptr = ptr = strdup(__ptr);
1020 * See if we have another set of parameters, hidden after a comma.
1021 * Do this before parsing this round, to check if we should
1022 * copy set 1 options to set 2.
1031 (o->type != FIO_OPT_STR_STORE) &&
1032 (o->type != FIO_OPT_STR) &&
1033 (o->type != FIO_OPT_STR_ULL) &&
1034 (o->type != FIO_OPT_FLOAT_LIST)) {
1035 ptr2 = strchr(ptr, ',');
1036 if (ptr2 && *(ptr2 + 1) == '\0')
1038 if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) {
1040 ptr2 = strchr(ptr, ':');
1042 ptr2 = strchr(ptr, '-');
1044 } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) {
1045 ptr2 = strchr(ptr, ':');
1049 * Don't return early if parsing the first option fails - if
1050 * we are doing multiple arguments, we can allow the first one
1053 __ret = __handle_option(o, ptr, data, !done, !!ptr2, done);
1069 struct fio_option *find_option(struct fio_option *options, const char *opt)
1071 struct fio_option *o;
1073 for (o = &options[0]; o->name; o++) {
1074 if (!o_match(o, opt))
1076 if (o->type == FIO_OPT_UNSUPPORTED) {
1077 log_err("Option <%s>: %s\n", o->name, o->help);
1087 const struct fio_option *
1088 find_option_c(const struct fio_option *options, const char *opt)
1090 const struct fio_option *o;
1092 for (o = &options[0]; o->name; o++) {
1093 if (!o_match(o, opt))
1095 if (o->type == FIO_OPT_UNSUPPORTED) {
1096 log_err("Option <%s>: %s\n", o->name, o->help);
1106 static const struct fio_option *
1107 get_option(char *opt, const struct fio_option *options, char **post)
1109 const struct fio_option *o;
1112 ret = strchr(opt, '=');
1118 strip_blank_end(ret);
1119 o = find_option_c(options, ret);
1121 o = find_option_c(options, opt);
1128 static int opt_cmp(const void *p1, const void *p2)
1130 const struct fio_option *o;
1137 s = strdup(*((char **) p1));
1138 o = get_option(s, __fio_options, &foo);
1144 s = strdup(*((char **) p2));
1145 o = get_option(s, __fio_options, &foo);
1151 return prio2 - prio1;
1154 void sort_options(char **opts, const struct fio_option *options, int num_opts)
1156 __fio_options = options;
1157 qsort(opts, num_opts, sizeof(char *), opt_cmp);
1158 __fio_options = NULL;
1161 static void add_to_dump_list(const struct fio_option *o,
1162 struct flist_head *dump_list, const char *post)
1164 struct print_option *p;
1169 p = malloc(sizeof(*p));
1170 p->name = strdup(o->name);
1172 p->value = strdup(post);
1176 flist_add_tail(&p->list, dump_list);
1179 int parse_cmd_option(const char *opt, const char *val,
1180 const struct fio_option *options, void *data,
1181 struct flist_head *dump_list)
1183 const struct fio_option *o;
1185 o = find_option_c(options, opt);
1187 log_err("Bad option <%s>\n", opt);
1191 if (handle_option(o, val, data)) {
1192 log_err("fio: failed parsing %s=%s\n", opt, val);
1196 add_to_dump_list(o, dump_list, val);
1200 int parse_option(char *opt, const char *input, const struct fio_option *options,
1201 const struct fio_option **o, void *data,
1202 struct flist_head *dump_list)
1207 log_err("fio: failed parsing %s\n", input);
1212 *o = get_option(opt, options, &post);
1215 int len = strlen(opt);
1216 if (opt + len + 1 != post)
1217 memmove(opt + len + 1, post, strlen(post));
1223 if (handle_option(*o, post, data)) {
1224 log_err("fio: failed parsing %s\n", input);
1228 add_to_dump_list(*o, dump_list, post);
1233 * Option match, levenshtein distance. Handy for not quite remembering what
1234 * the option name is.
1236 int string_distance(const char *s1, const char *s2)
1238 unsigned int s1_len = strlen(s1);
1239 unsigned int s2_len = strlen(s2);
1240 unsigned int *p, *q, *r;
1243 p = malloc(sizeof(unsigned int) * (s2_len + 1));
1244 q = malloc(sizeof(unsigned int) * (s2_len + 1));
1247 for (i = 1; i <= s2_len; i++)
1248 p[i] = p[i - 1] + 1;
1250 for (i = 1; i <= s1_len; i++) {
1252 for (j = 1; j <= s2_len; j++) {
1253 unsigned int sub = p[j - 1];
1256 if (s1[i - 1] != s2[j - 1])
1259 pmin = min(q[j - 1] + 1, sub);
1260 q[j] = min(p[j] + 1, pmin);
1274 * Make a guess of whether the distance from 's1' is significant enough
1275 * to warrant printing the guess. We set this to a 1/2 match.
1277 int string_distance_ok(const char *opt, int distance)
1282 len = (len + 1) / 2;
1283 return distance <= len;
1286 static const struct fio_option *find_child(const struct fio_option *options,
1287 const struct fio_option *o)
1289 const struct fio_option *__o;
1291 for (__o = options + 1; __o->name; __o++)
1292 if (__o->parent && !strcmp(__o->parent, o->name))
1298 static void __print_option(const struct fio_option *o,
1299 const struct fio_option *org,
1311 p += sprintf(p, "%s", " ");
1313 sprintf(p, "%s", o->name);
1315 log_info("%-24s: %s\n", name, o->help);
1318 static void print_option(const struct fio_option *o)
1320 const struct fio_option *parent;
1321 const struct fio_option *__o;
1322 unsigned int printed;
1325 __print_option(o, NULL, 0);
1332 while ((__o = find_child(o, parent)) != NULL) {
1333 __print_option(__o, o, level);
1342 int show_cmd_help(const struct fio_option *options, const char *name)
1344 const struct fio_option *o, *closest;
1345 unsigned int best_dist = -1U;
1349 if (!name || !strcmp(name, "all"))
1354 for (o = &options[0]; o->name; o++) {
1357 if (o->type == FIO_OPT_DEPRECATED ||
1358 o->type == FIO_OPT_SOFT_DEPRECATED)
1360 if (!exec_profile && o->prof_name)
1362 if (exec_profile && !(o->prof_name && !strcmp(exec_profile, o->prof_name)))
1366 if (!strcmp(name, o->name) ||
1367 (o->alias && !strcmp(name, o->alias)))
1372 dist = string_distance(name, o->name);
1373 if (dist < best_dist) {
1380 if (show_all || match) {
1383 log_info("%20s: %s\n", o->name, o->help);
1394 show_option_help(o, 0);
1400 log_err("No such command: %s", name);
1403 * Only print an appropriately close option, one where the edit
1404 * distance isn't too big. Otherwise we get crazy matches.
1406 if (closest && best_dist < 3) {
1407 log_info(" - showing closest match\n");
1408 log_info("%20s: %s\n", closest->name, closest->help);
1409 show_option_help(closest, 0);
1417 * Handle parsing of default parameters.
1419 void fill_default_options(void *data, const struct fio_option *options)
1421 const struct fio_option *o;
1423 dprint(FD_PARSE, "filling default options\n");
1425 for (o = &options[0]; o->name; o++)
1427 handle_option(o, o->def, data);
1430 static void option_init(struct fio_option *o)
1432 if (o->type == FIO_OPT_DEPRECATED || o->type == FIO_OPT_UNSUPPORTED ||
1433 o->type == FIO_OPT_SOFT_DEPRECATED)
1435 if (o->name && !o->lname)
1436 log_err("Option %s: missing long option name\n", o->name);
1437 if (o->type == FIO_OPT_BOOL) {
1441 if (o->type == FIO_OPT_INT) {
1443 o->maxval = UINT_MAX;
1445 if (o->type == FIO_OPT_ULL) {
1447 o->maxval = ULLONG_MAX;
1449 if (o->type == FIO_OPT_STR_SET && o->def && !o->no_warn_def) {
1450 log_err("Option %s: string set option with"
1451 " default will always be true\n", o->name);
1453 if (!o->cb && !o->off1)
1454 log_err("Option %s: neither cb nor offset given\n", o->name);
1456 log_info("Option %s: no category defined. Setting to misc\n", o->name);
1457 o->category = FIO_OPT_C_GENERAL;
1458 o->group = FIO_OPT_G_INVALID;
1463 * Sanitize the options structure. For now it just sets min/max for bool
1464 * values and whether both callback and offsets are given.
1466 void options_init(struct fio_option *options)
1468 struct fio_option *o;
1470 dprint(FD_PARSE, "init options\n");
1472 for (o = &options[0]; o->name; o++) {
1475 o->inv_opt = find_option(options, o->inverse);
1479 void options_mem_dupe(const struct fio_option *options, void *data)
1481 const struct fio_option *o;
1484 dprint(FD_PARSE, "dup options\n");
1486 for (o = &options[0]; o->name; o++) {
1487 if (o->type != FIO_OPT_STR_STORE)
1490 ptr = td_var(data, o, o->off1);
1492 *ptr = strdup(*ptr);
1496 void options_free(const struct fio_option *options, void *data)
1498 const struct fio_option *o;
1501 dprint(FD_PARSE, "free options\n");
1503 for (o = &options[0]; o->name; o++) {
1504 if (o->type != FIO_OPT_STR_STORE || !o->off1 || o->no_free)
1507 ptr = td_var(data, o, o->off1);