shithub: sox

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Add range_limit macro here from vox.c.

--- a/src/st_i.h

+++ b/src/st_i.h

@@ -47,6 +47,8 @@

 #endif

 #define max(a, b) ((a) >= (b) ? (a) : (b))

+#define range_limit(x, lower, upper) (min(max(x, lower), upper))

+

 /* Array-length operator */

 #define array_length(a) (sizeof(a)/sizeof(a[0]))