fio: groundwork for adding slat, lat percentiles

[fio.git] / parse.c

diff --git a/parse.c b/parse.c
index 9a20d0c778260bc9ee5b2b3387c4fcb851c4ca0f..04b2e1989e34b0fa54810a4f97d8649f0f53eb91 100644 (file)
--- a/parse.c
+++ b/parse.c
@@ -373,12 +373,16 @@ int str_to_decimal(const char *str, long long *val, int kilo, void *data,
 #endif
 
        if (rc == 1) {
+               char *endptr;
+
                if (strstr(str, "0x") || strstr(str, "0X"))
                        base = 16;
                else
                        base = 10;
 
-               *val = strtoll(str, NULL, base);
+               *val = strtoll(str, &endptr, base);
+               if (*val == 0 && endptr == str)
+                       return 1;
                if (*val == LONG_MAX && errno == ERANGE)
                        return 1;
        }
@@ -513,9 +517,9 @@ static bool val_too_large(const struct fio_option *o, unsigned long long val,
                return false;
 
        if (is_uint) {
-               unsigned int uint_val = val;
-
-               return uint_val > o->maxval;
+               if ((int) val < 0)
+                       return (int) val > (int) o->maxval;
+               return (unsigned int) val > o->maxval;
        }
 
        return val > o->maxval;
@@ -527,11 +531,8 @@ static bool val_too_small(const struct fio_option *o, unsigned long long val,
        if (!o->minval)
                return false;
 
-       if (is_uint) {
-               unsigned int uint_val = val;
-
-               return uint_val < o->minval;
-       }
+       if (is_uint)
+               return (int) val < o->minval;
 
        return val < o->minval;
 }
@@ -605,8 +606,7 @@ static int __handle_option(const struct fio_option *o, const char *ptr,
                if (!is_time && o->is_time)
                        is_time = o->is_time;
 
-               tmp[sizeof(tmp) - 1] = '\0';
-               strncpy(tmp, ptr, sizeof(tmp) - 1);
+               snprintf(tmp, sizeof(tmp), "%s", ptr);
                p = strchr(tmp, ',');
                if (p)
                        *p = '\0';
@@ -832,8 +832,7 @@ static int __handle_option(const struct fio_option *o, const char *ptr,
                char tmp[128];
                char *p1, *p2;
 
-               tmp[sizeof(tmp) - 1] = '\0';
-               strncpy(tmp, ptr, sizeof(tmp) - 1);
+               snprintf(tmp, sizeof(tmp), "%s", ptr);
 
                /* Handle bsrange with separate read,write values: */
                p1 = strchr(tmp, ',');
@@ -1049,7 +1048,20 @@ struct fio_option *find_option(struct fio_option *options, const char *opt)
 const struct fio_option *
 find_option_c(const struct fio_option *options, const char *opt)
 {
-       return find_option((struct fio_option *)options, opt);
+       const struct fio_option *o;
+
+       for (o = &options[0]; o->name; o++) {
+               if (!o_match(o, opt))
+                       continue;
+               if (o->type == FIO_OPT_UNSUPPORTED) {
+                       log_err("Option <%s>: %s\n", o->name, o->help);
+                       continue;
+               }
+
+               return o;
+       }
+
+       return NULL;
 }
 
 static const struct fio_option *