[PATCH] Change O_DIRECT vs buffered setup

[fio.git] / parse.c

diff --git a/parse.c b/parse.c
index 5347f675b07e6d7a88d6a6ade63bbcd0574f129b..81ffb741094b2ebec9b24e18dff062af2bceced3 100644 (file)
--- a/parse.c
+++ b/parse.c
@@ -48,7 +48,7 @@ static unsigned long get_mult_bytes(char c)
 /*
  * convert string into decimal value, noting any size suffix
  */
-static int str_to_decimal(const char *str, unsigned long long *val, int kilo)
+static int str_to_decimal(const char *str, long long *val, int kilo)
 {
        int len;
 
@@ -56,8 +56,8 @@ static int str_to_decimal(const char *str, unsigned long long *val, int kilo)
        if (!len)
                return 1;
 
-       *val = strtoul(str, NULL, 10);
-       if (*val == ULONG_MAX && errno == ERANGE)
+       *val = strtol(str, NULL, 10);
+       if (*val == LONG_MAX && errno == ERANGE)
                return 1;
 
        if (kilo)
@@ -68,12 +68,12 @@ static int str_to_decimal(const char *str, unsigned long long *val, int kilo)
        return 0;
 }
 
-static int check_str_bytes(const char *p, unsigned long long *val)
+static int check_str_bytes(const char *p, long long *val)
 {
        return str_to_decimal(p, val, 1);
 }
 
-static int check_str_time(const char *p, unsigned long long *val)
+static int check_str_time(const char *p, long long *val)
 {
        return str_to_decimal(p, val, 0);
 }
@@ -96,7 +96,7 @@ void strip_blank_end(char *p)
        *(s + 1) = '\0';
 }
 
-static int check_range_bytes(const char *str, unsigned long *val)
+static int check_range_bytes(const char *str, long *val)
 {
        char suffix;
 
@@ -114,7 +114,7 @@ static int check_range_bytes(const char *str, unsigned long *val)
        return 1;
 }
 
-static int check_int(const char *p, unsigned int *val)
+static int check_int(const char *p, int *val)
 {
        if (!strlen(p))
                return 1;
@@ -132,6 +132,8 @@ static struct fio_option *find_option(struct fio_option *options,
        while (o->name) {
                if (!strcmp(o->name, opt))
                        return o;
+               else if (o->alias && !strcmp(o->alias, opt))
+                       return o;
 
                o++;
        }
@@ -148,9 +150,9 @@ static struct fio_option *find_option(struct fio_option *options,
 static int __handle_option(struct fio_option *o, const char *ptr, void *data,
                           int first, int more)
 {
-       unsigned int il, *ilp;
-       unsigned long long ull, *ullp;
-       unsigned long ul1, ul2;
+       int il, *ilp;
+       long long ull, *ullp;
+       long ul1, ul2;
        char **cp;
        int ret = 0, is_time = 0;
 
@@ -180,10 +182,14 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
                if (ret)
                        break;
 
-               if (o->maxval && ull > o->maxval)
-                       ull = o->maxval;
-               if (o->minval && ull < o->minval)
-                       ull = o->minval;
+               if (o->maxval && ull > o->maxval) {
+                       fprintf(stderr, "max value out of range: %lld (%d 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);
+                       return 1;
+               }
 
                if (fn)
                        ret = fn(data, &ull);
@@ -244,17 +250,25 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 
                break;
        }
-       case FIO_OPT_INT: {
+       case FIO_OPT_INT:
+       case FIO_OPT_BOOL: {
                fio_opt_int_fn *fn = o->cb;
 
                ret = check_int(ptr, &il);
                if (ret)
                        break;
 
-               if (o->maxval && il > o->maxval)
-                       il = o->maxval;
-               if (o->minval && il < o->minval)
-                       il = o->minval;
+               if (o->maxval && il > (int) o->maxval) {
+                       fprintf(stderr, "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", il, o->minval);
+                       return 1;
+               }
+
+               if (o->neg)
+                       il = !il;
 
                if (fn)
                        ret = fn(data, &il);
@@ -410,6 +424,7 @@ int show_cmd_help(struct fio_option *options, const char *name)
                "string (opt=bla)",
                "string with dual range (opt=1k-4k,4k-8k)",
                "integer value (opt=100)",
+               "boolean value (opt=1)",
                "no argument (opt)",
        };
        int found = 0;
@@ -438,6 +453,9 @@ int show_cmd_help(struct fio_option *options, const char *name)
        return 1;
 }
 
+/*
+ * Handle parsing of default parameters.
+ */
 void fill_default_options(void *data, struct fio_option *options)
 {
        struct fio_option *o = &options[0];
@@ -448,3 +466,20 @@ void fill_default_options(void *data, struct fio_option *options)
                o++;
        }
 }
+
+/*
+ * Sanitize the options structure. For now it just sets min/max for bool
+ * values.
+ */
+void options_init(struct fio_option *options)
+{
+       struct fio_option *o = &options[0];
+
+       while (o->name) {
+               if (o->type == FIO_OPT_BOOL) {
+                       o->minval = 0;
+                       o->maxval = 1;
+               }
+               o++;
+       }
+}