Use the new VNUM() in the trivial cases

bin/varnishd/mgt/mgt_param_tweak.c

@@ -58,29 +58,25 @@ tweak_generic_double(struct vsb *vsb, volatile double *dest,
     const char *arg, const char *min, const char *max, const char *fmt)
 {
 	double u, minv = 0, maxv = 0;
-	char *p;
 
 	if (arg != NULL) {
 		if (min != NULL) {
-			p = NULL;
-			minv = strtod(min, &p);
-			if (*arg == '\0' || *p != '\0') {
+			minv = VNUM(min);
+			if (isnan(minv)) {
 				VSB_printf(vsb, "Illegal Min: %s\n", min);
 				return (-1);
 			}
 		}
 		if (max != NULL) {
-			p = NULL;
-			maxv = strtod(max, &p);
-			if (*arg == '\0' || *p != '\0') {
+			maxv = VNUM(max);
+			if (isnan(maxv)) {
 				VSB_printf(vsb, "Illegal Max: %s\n", max);
 				return (-1);
 			}
 		}
 
-		p = NULL;
-		u = strtod(arg, &p);
-		if (*arg == '\0' || *p != '\0') {
+		u = VNUM(arg);
+		if (isnan(u)) {
 			VSB_printf(vsb, "Not a number(%s)\n", arg);
 			return (-1);
 		}

bin/varnishtest/vtc.c

@@ -43,6 +43,7 @@
 #include "vtc.h"
 
 #include "vav.h"
+#include "vnum.h"
 #include "vtim.h"
 
 #define		MAX_TOKENS		200
@@ -433,7 +434,7 @@ cmd_delay(CMD_ARGS)
 		return;
 	AN(av[1]);
 	AZ(av[2]);
-	f = strtod(av[1], NULL);
+	f = VNUM(av[1]);
 	vtc_log(vl, 3, "delaying %g second(s)", f);
 	VTIM_sleep(f);
 }

bin/varnishtest/vtc_http.c

@@ -31,6 +31,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 
+#include <math.h>
 #include <poll.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -41,6 +42,7 @@
 
 #include "vct.h"
 #include "vgz.h"
+#include "vnum.h"
 #include "vre.h"
 #include "vtcp.h"
 
@@ -272,13 +274,13 @@ cmd_http_expect(CMD_ARGS)
 		// fail inequality comparisons if either side is undef'ed
 		retval = 0;
 	} else if (!strcmp(cmp, "<")) {
-		retval = strtod(lhs, NULL) < strtod(rhs, NULL);
+		retval = isless(VNUM(lhs), VNUM(rhs));
 	} else if (!strcmp(cmp, ">")) {
-		retval = strtod(lhs, NULL) > strtod(rhs, NULL);
+		retval = isgreater(VNUM(lhs), VNUM(rhs));
 	} else if (!strcmp(cmp, "<=")) {
-		retval = strtod(lhs, NULL) <= strtod(rhs, NULL);
+		retval = islessequal(VNUM(lhs), VNUM(rhs));
 	} else if (!strcmp(cmp, ">=")) {
-		retval = strtod(lhs, NULL) >= strtod(rhs, NULL);
+		retval = isgreaterequal(VNUM(lhs), VNUM(rhs));
 	}
 
 	if (retval == -1)
@@ -1096,13 +1098,17 @@ static void
 cmd_http_timeout(CMD_ARGS)
 {
 	struct http *hp;
+	double d;
 
 	(void)cmd;
 	(void)vl;
 	CAST_OBJ_NOTNULL(hp, priv, HTTP_MAGIC);
 	AN(av[1]);
 	AZ(av[2]);
-	hp->timeout = (int)(strtod(av[1], NULL) * 1000.0);
+	d = VNUM(av[1]);
+	if (isnan(d))
+		vtc_log(vl, 0, "timeout is not a number (%s)", av[1]);
+	hp->timeout = (int)(d * 1000.0);
 }
 
 /**********************************************************************