add "scan helper getc" and rework strtod, etc. to use it

[musl] / src / stdlib / strtod.c

diff --git a/src/stdlib/strtod.c b/src/stdlib/strtod.c
index b444f53..ecfabdf 100644 (file)
--- a/src/stdlib/strtod.c
+++ b/src/stdlib/strtod.c
@@ -1,4 +1,5 @@
 #include <stdlib.h>
+#include "shgetc.h"
 #include "floatscan.h"
 #include "stdio_impl.h"
 
@@ -10,8 +11,9 @@ static long double strtox(const char *s, char **p, int prec)
                .buf = (void *)t, .rpos = (void *)t,
                .rend = (void *)-1, .lock = -1
        };
-       off_t cnt;
-       long double y = __floatscan(&f, -1, prec, 1, &cnt);
+       shlim(&f, 0);
+       long double y = __floatscan(&f, -1, prec, 1);
+       off_t cnt = shcnt(&f);
        if (p) *p = cnt ? t + cnt : (char *)s;
        return y;
 }