Completely revamp the grab source code

Some of the (many) few changes are:
- Multithreading for significantly faster performance
- The -p/--predicate flag
- Byte offsets as the default
- No customizable colors (maybe this will come back later)
- Newer edition of mlib (formerly librune)

1 files changed, 0 insertions, 41 deletions

diff --git a/vendor/librune/lib/builder/u8strgrow.c b/vendor/librune/lib/builder/u8strgrow.c
deleted file mode 100644
index 022b216..0000000
--- a/vendor/librune/lib/builder/u8strgrow.c
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <stdlib.h>
-
-#include "builder.h"
-
-#include "internal/common.h"
-
-static size_t nextpow2(size_t);
-
-struct u8str *
-u8strgrow(struct u8str *b, size_t n)
-{
-	if (n > b->cap) {
-		b->cap = nextpow2(n);
-		if (!(b->p = realloc(b->p, b->cap)))
-			return nullptr;
-	}
-	return b;
-}
-
-size_t
-nextpow2(size_t x)
-{
-#if defined(__has_builtin) && __has_builtin(__builtin_clzl)
-	x = x <= 1 ? 1 : 1 << (64 - __builtin_clzl(x - 1));
-#else
-	if (x) {
-		x--;
-		x |= x >> 1;
-		x |= x >> 2;
-		x |= x >> 4;
-		x |= x >> 8;
-		if (sizeof(size_t) >= 4)
-			x |= x >> 16;
-		if (sizeof(size_t) >= 8)
-			x |= x >> 32;
-	}
-	x++;
-#endif
-
-	return x;
-}