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)

2 files changed, 0 insertions, 124 deletions

diff --git a/vendor/librune/test/gbrk.c b/vendor/librune/test/gbrk.c
deleted file mode 100644
index 5a7c00d..0000000
--- a/vendor/librune/test/gbrk.c
+++ /dev/null
@@ -1,85 +0,0 @@
-#define _POSIX_C_SOURCE 200809L
-#include <err.h>
-#include <locale.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <gbrk.h>
-#include <rune.h>
-#include <utf8.h>
-
-#define die(...) err(EXIT_FAILURE, __VA_ARGS__)
-
-static void test(char *);
-
-int
-main(int argc, char **argv)
-{
-	char *line = NULL;
-	size_t n;
-	ssize_t nr;
-	FILE *fp;
-
-	setlocale(LC_ALL, "");
-
-	if (argc != 2) {
-		fprintf(stderr, "%s: file\n", *argv);
-		exit(EXIT_FAILURE);
-	}
-
-	if (!(fp = fopen(argv[1], "r")))
-		die("fopen");
-
-	while ((nr = getline(&line, &n, fp)) > 0) {
-		line[nr - 1] = 0;
-		test(line);
-	}
-
-	if (nr == -1 && ferror(fp))
-		die("getline");
-
-	fclose(fp);
-	free(line);
-	return EXIT_SUCCESS;
-}
-
-void
-test(char *raw)
-{
-	int n;
-	rune ch;
-	char8_t *p, *buf;
-	const char8_t *s;
-	size_t bufsiz = 4096;
-	struct u8view graph;
-
-	if (!(buf = malloc(bufsiz)))
-		die("malloc");
-
-	p = buf;
-	while (sscanf(raw, "%" SCNxRUNE "%n", &ch, &n)) {
-		rune sep;
-		p += rtou8(p, ch, bufsiz - (p - buf));
-		raw += n;
-		raw += u8tor(&sep, (char8_t *)raw);
-		if (!sep)
-			break;
-	}
-	*p = 0;
-
-	s = buf;
-	while (u8gnext(&graph, &s, &bufsiz) && *graph.p) {
-		rune ch;
-		const char8_t *p;
-
-		while (u8next(&ch, &graph.p, &graph.len) && ch) {
-			printf("%04" PRIXRUNE "%s", ch, graph.len > 0 ? "×" : "");
-			p = graph.p;
-		}
-		if (bufsiz && *p)
-			fputs("÷", stdout);
-	}
-
-	putchar('\n');
-	free(buf);
-}
diff --git a/vendor/librune/test/tests b/vendor/librune/test/tests
deleted file mode 100755
index 5affe3a..0000000
--- a/vendor/librune/test/tests
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/bin/sh
-
-report()
-{
-	case $1 in
-	0) printf 'All tests passed\n'   >&2 ;;
-	1) printf '1 test failed\n'      >&2 ;;
-	*) printf '%d tests failed\n' $1 >&2
-	esac
-}
-
-readonly src=../data/GraphemeBreakTest.txt
-
-set -e
-cd "${0%/*}"
-find ../lib -name '*.c' -exec \
-	cc -std=c2x -Wno-attributes -I../include -o gbrk gbrk.c {} +
-trap 'rm -f gbrk' EXIT
-
-n=$(
-	./gbrk $src \
-	| diff -y --suppress-common-lines $src - \
-	| tee failures \
-	| wc -l
-)
-test $n -eq 0 && rm failures
-
-if test -t 2
-then
-	case $n in
-	0) printf '\033[0;32m' ;;
-	*) printf '\033[0;31m'
-	esac
-
-	report $n
-	printf '\033[0m' >&2
-else
-	report $n
-fi