X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=parse.c;h=18c4530183dbb7b74ca4b97a2e6edf3e181c9595;hp=c8b7545a27b85ee3649d95798940b5746ae3576b;hb=d5e3f5d8ef7fab70288aa57c8660bc3d2199655f;hpb=6eaf09d6e9ca1f8accb057cdb18620b7e53ae33f

diff --git a/parse.c b/parse.c
index c8b7545a..18c45301 100644
--- a/parse.c
+++ b/parse.c
@@ -14,6 +14,7 @@
 #include "parse.h"
 #include "debug.h"
 #include "options.h"
+#include "minmax.h"
 
 static struct fio_option *fio_options;
 extern unsigned int fio_get_kb_base(void *);
@@ -220,7 +221,7 @@ static unsigned long long get_mult_bytes(const char *str, int len, void *data,
 /*
  * Convert string into a floating number. Return 1 for success and 0 otherwise.
  */
-static int str_to_float(const char *str, double *val)
+int str_to_float(const char *str, double *val)
 {
 	return (1 == sscanf(str, "%lf", val));
 }
@@ -343,6 +344,11 @@ static int opt_len(const char *str)
 	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));		\
@@ -360,7 +366,7 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 	long long ull, *ullp;
 	long ul1, ul2;
 	double uf;
-	char **cp;
+	char **cp = NULL;
 	int ret = 0, is_time = 0;
 	const struct value_pair *vp;
 	struct value_pair posval[PARSE_MAX_VP];
@@ -387,7 +393,7 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 			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)
@@ -430,13 +436,13 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 			break;
 
 		if (o->maxval && ull > o->maxval) {
-			log_err("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) {
-			log_err("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;
 		}
 
@@ -505,7 +511,7 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 					o->maxlen);
 			return 1;
 		}
-		if(!str_to_float(ptr, &uf)){
+		if (!str_to_float(ptr, &uf)){
 			log_err("not a floating point value: %s\n", ptr);
 			return 1;
 		}
@@ -535,8 +541,6 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 				cp = td_var(data, o->off1);
 
 			*cp = strdup(ptr);
-		} else {
-			cp = NULL;
 		}
 
 		if (fn)
@@ -550,7 +554,7 @@ static int __handle_option(struct fio_option *o, const char *ptr, void *data,
 				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))) {
 					char *rest;
 
 					ret = 0;
@@ -1087,6 +1091,10 @@ void option_init(struct fio_option *o)
 		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 = NAN;
 		o->maxfp = NAN;