#include <errno.h>
#include <limits.h>
#include <stdlib.h>
+#include <math.h>
+#include <float.h>
#include "parse.h"
#include "debug.h"
#include "options.h"
+#include "minmax.h"
+#include "lib/ieee754.h"
static struct fio_option *fio_options;
extern unsigned int fio_get_kb_base(void *);
qsort(vpmap, entries, sizeof(struct value_pair), vp_cmp);
}
-static void show_option_range(struct fio_option *o, FILE *out)
+static void show_option_range(struct fio_option *o,
+ int (*logger)(const char *format, ...))
{
- if (!o->minval && !o->maxval)
- return;
+ if (o->type == FIO_OPT_FLOAT_LIST){
+ if (o->minfp == DBL_MIN && o->maxfp == DBL_MAX)
+ return;
+
+ logger("%20s: min=%f", "range", o->minfp);
+ if (o->maxfp != DBL_MAX)
+ logger(", max=%f", o->maxfp);
+ logger("\n");
+ } else {
+ if (!o->minval && !o->maxval)
+ return;
- fprintf(out, "%20s: min=%d", "range", o->minval);
- if (o->maxval)
- fprintf(out, ", max=%d", o->maxval);
- fprintf(out, "\n");
+ logger("%20s: min=%d", "range", o->minval);
+ if (o->maxval)
+ logger(", max=%d", o->maxval);
+ logger("\n");
+ }
}
static void show_option_values(struct fio_option *o)
if (!vp->ival)
continue;
- printf("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival);
+ log_info("%20s: %-10s", i == 0 ? "valid values" : "", vp->ival);
if (vp->help)
- printf(" %s", vp->help);
- printf("\n");
+ log_info(" %s", vp->help);
+ log_info("\n");
}
if (i)
- printf("\n");
+ log_info("\n");
}
-static void show_option_help(struct fio_option *o, FILE *out)
+static void show_option_help(struct fio_option *o, int is_err)
{
const char *typehelp[] = {
"invalid",
"string with dual range (opt=1k-4k,4k-8k)",
"integer value (opt=100)",
"boolean value (opt=1)",
+ "list of floating point values separated by ':' (opt=5.9:7.8)",
"no argument (opt)",
"deprecated",
};
+ int (*logger)(const char *format, ...);
+
+ if (is_err)
+ logger = log_err;
+ else
+ logger = log_info;
if (o->alias)
- fprintf(out, "%20s: %s\n", "alias", o->alias);
+ logger("%20s: %s\n", "alias", o->alias);
- fprintf(out, "%20s: %s\n", "type", typehelp[o->type]);
- fprintf(out, "%20s: %s\n", "default", o->def ? o->def : "no default");
+ logger("%20s: %s\n", "type", typehelp[o->type]);
+ logger("%20s: %s\n", "default", o->def ? o->def : "no default");
if (o->prof_name)
- fprintf(out, "%20s: only for profile '%s'\n", "valid", o->prof_name);
- show_option_range(o, stdout);
+ logger("%20s: only for profile '%s'\n", "valid", o->prof_name);
+ show_option_range(o, logger);
show_option_values(o);
}
pow = 1;
else if (!strcmp("%", c)) {
*percent = 1;
+ free(c);
return ret;
}
int *percent)
{
const char *p = str;
+ int digit_seen = 0;
if (len < 2)
return __get_mult_bytes(str, data, percent);
- /*
- * Go forward until we hit a non-digit
- */
+ /*
+ * Go forward until we hit a non-digit, or +/- sign
+ */
while ((p - str) <= len) {
- if (!isdigit((int) *p))
+ if (!isdigit((int) *p) &&
+ (((*p != '+') && (*p != '-')) || digit_seen))
break;
+ digit_seen |= isdigit((int) *p);
p++;
}
return __get_mult_bytes(p, data, percent);
}
+/*
+ * Convert string into a floating number. Return 1 for success and 0 otherwise.
+ */
+int str_to_float(const char *str, double *val)
+{
+ return (1 == sscanf(str, "%lf", val));
+}
+
/*
* convert string into decimal value, noting any size suffix
*/
{
char *s = *p;
+ if (!strlen(s))
+ return;
while (isspace((int) *s))
s++;
{
char *start = p, *s;
+ if (!strlen(p))
+ return;
+
s = strchr(p, ';');
if (s)
*s = '\0';
return (int)(postfix - str);
}
+static int str_match_len(const struct value_pair *vp, const char *str)
+{
+ return max(strlen(vp->ival), opt_len(str));
+}
+
#define val_store(ptr, val, off, or, data) \
do { \
ptr = td_var((data), (off)); \
} while (0)
static int __handle_option(struct fio_option *o, const char *ptr, void *data,
- int first, int more)
+ int first, int more, int curr)
{
int il, *ilp;
+ fio_fp64_t *flp;
long long ull, *ullp;
long ul1, ul2;
- char **cp;
+ double uf;
+ char **cp = NULL;
int ret = 0, is_time = 0;
+ const struct value_pair *vp;
+ struct value_pair posval[PARSE_MAX_VP];
+ int i, all_skipped = 1;
dprint(FD_PARSE, "__handle_option=%s, type=%d, ptr=%s\n", o->name,
o->type, ptr);
if (!ptr && o->type != FIO_OPT_STR_SET && o->type != FIO_OPT_STR) {
- fprintf(stderr, "Option %s requires an argument\n", o->name);
+ log_err("Option %s requires an argument\n", o->name);
return 1;
}
case FIO_OPT_STR:
case FIO_OPT_STR_MULTI: {
fio_opt_str_fn *fn = o->cb;
- const struct value_pair *vp;
- struct value_pair posval[PARSE_MAX_VP];
- int i, all_skipped = 1;
posval_sort(o, posval);
if (!vp->ival || vp->ival[0] == '\0')
continue;
all_skipped = 0;
- if (!strncmp(vp->ival, ptr, opt_len(ptr))) {
+ if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) {
ret = 0;
if (o->roff1) {
if (vp->or)
case FIO_OPT_INT:
case FIO_OPT_STR_VAL: {
fio_opt_str_val_fn *fn = o->cb;
+ char tmp[128], *p;
+
+ strncpy(tmp, ptr, sizeof(tmp) - 1);
+ p = strchr(tmp, ',');
+ if (p)
+ *p = '\0';
if (is_time)
- ret = check_str_time(ptr, &ull);
+ ret = check_str_time(tmp, &ull);
else
- ret = check_str_bytes(ptr, &ull, data);
+ ret = check_str_bytes(tmp, &ull, data);
if (ret)
break;
if (o->maxval && ull > o->maxval) {
- fprintf(stderr, "max value out of range: %lld"
- " (%d max)\n", ull, o->maxval);
+ log_err("max value out of range: %llu"
+ " (%u max)\n", ull, o->maxval);
return 1;
}
if (o->minval && ull < o->minval) {
- fprintf(stderr, "min value out of range: %lld"
- " (%d min)\n", ull, o->minval);
+ log_err("min value out of range: %llu"
+ " (%u min)\n", ull, o->minval);
return 1;
}
else
val_store(ilp, ull, o->off1, 0, data);
}
- if (!more) {
+ if (curr == 1) {
if (o->roff2)
*(unsigned int *) o->roff2 = ull;
else if (o->off2)
val_store(ilp, ull, o->off2, 0, data);
}
+ if (curr == 2) {
+ if (o->roff3)
+ *(unsigned int *) o->roff3 = ull;
+ else if (o->off3)
+ val_store(ilp, ull, o->off3, 0, data);
+ }
+ if (!more) {
+ if (curr < 1) {
+ if (o->roff2)
+ *(unsigned int *) o->roff2 = ull;
+ else if (o->off2)
+ val_store(ilp, ull, o->off2, 0, data);
+ }
+ if (curr < 2) {
+ if (o->roff3)
+ *(unsigned int *) o->roff3 = ull;
+ else if (o->off3)
+ val_store(ilp, ull, o->off3, 0, data);
+ }
+ }
} else {
if (first) {
if (o->roff1)
}
break;
}
+ case FIO_OPT_FLOAT_LIST: {
+ char *cp2;
+
+ if (first) {
+ /*
+ ** Initialize precision to 0 and zero out list
+ ** in case specified list is shorter than default
+ */
+ ul2 = 0;
+ ilp = td_var(data, o->off2);
+ *ilp = ul2;
+
+ flp = td_var(data, o->off1);
+ for(i = 0; i < o->maxlen; i++)
+ flp[i].u.f = 0.0;
+ }
+ if (curr >= o->maxlen) {
+ log_err("the list exceeding max length %d\n",
+ o->maxlen);
+ return 1;
+ }
+ if (!str_to_float(ptr, &uf)) {
+ log_err("not a floating point value: %s\n", ptr);
+ return 1;
+ }
+ if (uf > o->maxfp) {
+ log_err("value out of range: %f"
+ " (range max: %f)\n", uf, o->maxfp);
+ return 1;
+ }
+ if (uf < o->minfp) {
+ log_err("value out of range: %f"
+ " (range min: %f)\n", uf, o->minfp);
+ return 1;
+ }
+
+ flp = td_var(data, o->off1);
+ flp[curr].u.f = uf;
+
+ /*
+ ** Calculate precision for output by counting
+ ** number of digits after period. Find first
+ ** period in entire remaining list each time
+ */
+ cp2 = strchr(ptr, '.');
+ if (cp2 != NULL) {
+ int len = 0;
+
+ while (*++cp2 != '\0' && *cp2 >= '0' && *cp2 <= '9')
+ len++;
+
+ ilp = td_var(data, o->off2);
+ if (len > *ilp)
+ *ilp = len;
+ }
+
+ break;
+ }
case FIO_OPT_STR_STORE: {
fio_opt_str_fn *fn = o->cb;
- if (o->roff1)
- cp = (char **) o->roff1;
- else
- cp = td_var(data, o->off1);
+ if (o->roff1 || o->off1) {
+ if (o->roff1)
+ cp = (char **) o->roff1;
+ else if (o->off1)
+ cp = td_var(data, o->off1);
- *cp = strdup(ptr);
- if (fn) {
+ *cp = strdup(ptr);
+ }
+
+ if (fn)
ret = fn(data, ptr);
- if (ret) {
- free(*cp);
- *cp = NULL;
+ else if (o->posval[0].ival) {
+ posval_sort(o, posval);
+
+ ret = 1;
+ for (i = 0; i < PARSE_MAX_VP; i++) {
+ vp = &posval[i];
+ if (!vp->ival || vp->ival[0] == '\0')
+ continue;
+ all_skipped = 0;
+ if (!strncmp(vp->ival, ptr, str_match_len(vp, ptr))) {
+ char *rest;
+
+ ret = 0;
+ if (vp->cb)
+ fn = vp->cb;
+ rest = strstr(*cp ?: ptr, ":");
+ if (rest) {
+ if (*cp)
+ *rest = '\0';
+ ptr = rest + 1;
+ } else
+ ptr = NULL;
+ break;
+ }
}
}
+
+ if (!all_skipped) {
+ if (ret && !*cp)
+ show_option_values(o);
+ else if (ret && *cp)
+ ret = 0;
+ else if (fn && ptr)
+ ret = fn(data, ptr);
+ }
+
break;
}
case FIO_OPT_RANGE: {
strncpy(tmp, ptr, sizeof(tmp) - 1);
+ /* Handle bsrange with separate read,write values: */
+ p1 = strchr(tmp, ',');
+ if (p1)
+ *p1 = '\0';
+
p1 = strchr(tmp, '-');
if (!p1) {
p1 = strchr(tmp, ':');
else
val_store(ilp, ul2, o->off2, 0, data);
}
- if (o->roff3 && o->roff4) {
- *(unsigned int *) o->roff3 = ul1;
- *(unsigned int *) o->roff4 = ul2;
- } else if (o->off3 && o->off4) {
- val_store(ilp, ul1, o->off3, 0, data);
- val_store(ilp, ul2, o->off4, 0, data);
+ if (curr == 1) {
+ if (o->roff3 && o->roff4) {
+ *(unsigned int *) o->roff3 = ul1;
+ *(unsigned int *) o->roff4 = ul2;
+ } else if (o->off3 && o->off4) {
+ val_store(ilp, ul1, o->off3, 0, data);
+ val_store(ilp, ul2, o->off4, 0, data);
+ }
+ }
+ if (curr == 2) {
+ if (o->roff5 && o->roff6) {
+ *(unsigned int *) o->roff5 = ul1;
+ *(unsigned int *) o->roff6 = ul2;
+ } else if (o->off5 && o->off6) {
+ val_store(ilp, ul1, o->off5, 0, data);
+ val_store(ilp, ul2, o->off6, 0, data);
+ }
+ }
+ if (!more) {
+ if (curr < 1) {
+ if (o->roff3 && o->roff4) {
+ *(unsigned int *) o->roff3 = ul1;
+ *(unsigned int *) o->roff4 = ul2;
+ } else if (o->off3 && o->off4) {
+ val_store(ilp, ul1, o->off3, 0, data);
+ val_store(ilp, ul2, o->off4, 0, data);
+ }
+ }
+ if (curr < 2) {
+ if (o->roff5 && o->roff6) {
+ *(unsigned int *) o->roff5 = ul1;
+ *(unsigned int *) o->roff6 = ul2;
+ } else if (o->off5 && o->off6) {
+ val_store(ilp, ul1, o->off5, 0, data);
+ val_store(ilp, ul2, o->off6, 0, data);
+ }
+ }
}
}
break;
if (o->maxval && il > (int) o->maxval) {
- fprintf(stderr, "max value out of range: %d (%d max)\n",
+ log_err("max value out of range: %d (%d max)\n",
il, o->maxval);
return 1;
}
if (o->minval && il < o->minval) {
- fprintf(stderr, "min value out of range: %d (%d min)\n",
+ log_err("min value out of range: %d (%d min)\n",
il, o->minval);
return 1;
}
break;
}
case FIO_OPT_DEPRECATED:
- fprintf(stdout, "Option %s is deprecated\n", o->name);
+ log_info("Option %s is deprecated\n", o->name);
break;
default:
- fprintf(stderr, "Bad option type %u\n", o->type);
+ log_err("Bad option type %u\n", o->type);
ret = 1;
}
if (o->verify) {
ret = o->verify(o, data);
if (ret) {
- fprintf(stderr,"Correct format for offending option\n");
- fprintf(stderr, "%20s: %s\n", o->name, o->help);
- show_option_help(o, stderr);
+ log_err("Correct format for offending option\n");
+ log_err("%20s: %s\n", o->name, o->help);
+ show_option_help(o, 1);
}
}
ptr2 = NULL;
if (ptr &&
(o->type != FIO_OPT_STR_STORE) &&
- (o->type != FIO_OPT_STR)) {
+ (o->type != FIO_OPT_STR) &&
+ (o->type != FIO_OPT_FLOAT_LIST)) {
ptr2 = strchr(ptr, ',');
if (ptr2 && *(ptr2 + 1) == '\0')
*ptr2 = '\0';
- if (o->type != FIO_OPT_STR_MULTI) {
+ if (o->type != FIO_OPT_STR_MULTI && o->type != FIO_OPT_RANGE) {
if (!ptr2)
ptr2 = strchr(ptr, ':');
if (!ptr2)
ptr2 = strchr(ptr, '-');
}
+ } else if (ptr && o->type == FIO_OPT_FLOAT_LIST) {
+ ptr2 = strchr(ptr, ':');
}
/*
* we are doing multiple arguments, we can allow the first one
* being empty.
*/
- __ret = __handle_option(o, ptr, data, !done, !!ptr2);
+ __ret = __handle_option(o, ptr, data, !done, !!ptr2, done);
if (ret)
ret = __ret;
return ret;
}
-static struct fio_option *get_option(const char *opt,
+static struct fio_option *get_option(char *opt,
struct fio_option *options, char **post)
{
struct fio_option *o;
if (ret) {
*post = ret;
*ret = '\0';
- ret = (char *) opt;
+ ret = opt;
(*post)++;
strip_blank_end(ret);
o = find_option(options, ret);
static int opt_cmp(const void *p1, const void *p2)
{
- struct fio_option *o1, *o2;
- char *s1, *s2, *foo;
+ struct fio_option *o;
+ char *s, *foo;
int prio1, prio2;
- s1 = strdup(*((char **) p1));
- s2 = strdup(*((char **) p2));
-
- o1 = get_option(s1, fio_options, &foo);
- o2 = get_option(s2, fio_options, &foo);
-
prio1 = prio2 = 0;
- if (o1)
- prio1 = o1->prio;
- if (o2)
- prio2 = o2->prio;
- free(s1);
- free(s2);
+ if (*(char **)p1) {
+ s = strdup(*((char **) p1));
+ o = get_option(s, fio_options, &foo);
+ if (o)
+ prio1 = o->prio;
+ free(s);
+ }
+ if (*(char **)p2) {
+ s = strdup(*((char **) p2));
+ o = get_option(s, fio_options, &foo);
+ if (o)
+ prio2 = o->prio;
+ free(s);
+ }
+
return prio2 - prio1;
}
o = find_option(options, opt);
if (!o) {
- fprintf(stderr, "Bad option <%s>\n", opt);
+ log_err("Bad option <%s>\n", opt);
return 1;
}
if (!handle_option(o, val, data))
return 0;
- fprintf(stderr, "fio: failed parsing %s=%s\n", opt, val);
+ log_err("fio: failed parsing %s=%s\n", opt, val);
return 1;
}
-/*
- * Return a copy of the input string with substrings of the form ${VARNAME}
- * substituted with the value of the environment variable VARNAME. The
- * substitution always occurs, even if VARNAME is empty or the corresponding
- * environment variable undefined.
- */
-static char *option_dup_subs(const char *opt)
-{
- char out[OPT_LEN_MAX+1];
- char in[OPT_LEN_MAX+1];
- char *outptr = out;
- char *inptr = in;
- char *ch1, *ch2, *env;
- ssize_t nchr = OPT_LEN_MAX;
- size_t envlen;
-
- if (strlen(opt) + 1 > OPT_LEN_MAX) {
- fprintf(stderr, "OPT_LEN_MAX (%d) is too small\n", OPT_LEN_MAX);
- return NULL;
- }
-
- in[OPT_LEN_MAX] = '\0';
- strncpy(in, opt, OPT_LEN_MAX);
-
- while (*inptr && nchr > 0) {
- if (inptr[0] == '$' && inptr[1] == '{') {
- ch2 = strchr(inptr, '}');
- if (ch2 && inptr+1 < ch2) {
- ch1 = inptr+2;
- inptr = ch2+1;
- *ch2 = '\0';
-
- env = getenv(ch1);
- if (env) {
- envlen = strlen(env);
- if (envlen <= nchr) {
- memcpy(outptr, env, envlen);
- outptr += envlen;
- nchr -= envlen;
- }
- }
-
- continue;
- }
- }
-
- *outptr++ = *inptr++;
- --nchr;
- }
-
- *outptr = '\0';
- return strdup(out);
-}
-
-int parse_option(const char *opt, struct fio_option *options, void *data)
+int parse_option(char *opt, const char *input,
+ struct fio_option *options, struct fio_option **o, void *data)
{
- struct fio_option *o;
- char *post, *tmp;
+ char *post;
- tmp = option_dup_subs(opt);
- if (!tmp)
+ if (!opt) {
+ log_err("fio: failed parsing %s\n", input);
+ *o = NULL;
return 1;
+ }
- o = get_option(tmp, options, &post);
- if (!o) {
- fprintf(stderr, "Bad option <%s>\n", tmp);
- free(tmp);
+ *o = get_option(opt, options, &post);
+ if (!*o) {
+ if (post) {
+ int len = strlen(opt);
+ if (opt + len + 1 != post)
+ memmove(opt + len + 1, post, strlen(post));
+ opt[len] = '=';
+ }
return 1;
}
- if (!handle_option(o, post, data)) {
- free(tmp);
+ if (!handle_option(*o, post, data)) {
return 0;
}
- fprintf(stderr, "fio: failed parsing %s\n", opt);
- free(tmp);
+ log_err("fio: failed parsing %s\n", input);
return 1;
}
sprintf(p, "%s", o->name);
- printf("%-24s: %s\n", name, o->help);
+ log_info("%-24s: %s\n", name, o->help);
}
static void print_option(struct fio_option *o)
if (show_all || match) {
found = 1;
if (match)
- printf("%20s: %s\n", o->name, o->help);
+ log_info("%20s: %s\n", o->name, o->help);
if (show_all) {
if (!o->parent)
print_option(o);
if (!match)
continue;
- show_option_help(o, stdout);
+ show_option_help(o, 0);
}
if (found)
return 0;
- printf("No such command: %s", name);
+ log_err("No such command: %s", name);
/*
* Only print an appropriately close option, one where the edit
* distance isn't too big. Otherwise we get crazy matches.
*/
if (closest && best_dist < 3) {
- printf(" - showing closest match\n");
- printf("%20s: %s\n", closest->name, closest->help);
- show_option_help(closest, stdout);
+ log_info(" - showing closest match\n");
+ log_info("%20s: %s\n", closest->name, closest->help);
+ show_option_help(closest, 0);
} else
- printf("\n");
+ log_info("\n");
return 1;
}
o->minval = 0;
o->maxval = 1;
}
+ if (o->type == FIO_OPT_INT) {
+ if (!o->maxval)
+ o->maxval = UINT_MAX;
+ }
+ if (o->type == FIO_OPT_FLOAT_LIST) {
+ o->minfp = DBL_MIN;
+ o->maxfp = DBL_MAX;
+ }
if (o->type == FIO_OPT_STR_SET && o->def) {
- fprintf(stderr, "Option %s: string set option with"
+ log_err("Option %s: string set option with"
" default will always be true\n", o->name);
}
- if (!o->cb && (!o->off1 && !o->roff1)) {
- fprintf(stderr, "Option %s: neither cb nor offset given\n",
- o->name);
- }
+ if (!o->cb && (!o->off1 && !o->roff1))
+ log_err("Option %s: neither cb nor offset given\n", o->name);
if (o->type == FIO_OPT_STR || o->type == FIO_OPT_STR_STORE ||
o->type == FIO_OPT_STR_MULTI)
return;
if (o->cb && ((o->off1 || o->off2 || o->off3 || o->off4) ||
(o->roff1 || o->roff2 || o->roff3 || o->roff4))) {
- fprintf(stderr, "Option %s: both cb and offset given\n",
- o->name);
+ log_err("Option %s: both cb and offset given\n", o->name);
}
}
for (o = &options[0]; o->name; o++)
option_init(o);
}
+
+void options_free(struct fio_option *options, void *data)
+{
+ struct fio_option *o;
+ char **ptr;
+
+ dprint(FD_PARSE, "free options\n");
+
+ for (o = &options[0]; o->name; o++) {
+ if (o->type != FIO_OPT_STR_STORE || !o->off1)
+ continue;
+
+ ptr = td_var(data, o->off1);
+ if (*ptr) {
+ free(*ptr);
+ *ptr = NULL;
+ }
+ }
+}