1 files changed, 186 insertions, 0 deletions
diff --git a/lib/dpkg/c-ctype.c b/lib/dpkg/c-ctype.c
new file mode 100644
index 0000000..b7afd39
--- /dev/null
+++ b/lib/dpkg/c-ctype.c
@@ -0,0 +1,186 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * c-ctype.c - ASCII C locale-only functions
+ *
+ * Copyright © 2009-2014 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <compat.h>
+
+#include <dpkg/c-ctype.h>
+
+#undef S
+#define S C_CTYPE_SPACE
+#undef W
+#define W C_CTYPE_WHITE
+#undef B
+#define B C_CTYPE_BLANK
+#undef U
+#define U C_CTYPE_UPPER
+#undef L
+#define L C_CTYPE_LOWER
+#undef D
+#define D C_CTYPE_DIGIT
+
+static unsigned short int c_ctype[256] = {
+/** 0 **/
+	/* \0 */ 0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	/* \a */ 0,
+	/* \b */ 0,
+	/* \t */ S | W | B,
+	/* \n */ S | W,
+	/* \v */ S,
+	/* \f */ S,
+	/* \r */ S,
+	0,
+	0,
+/** 16 **/
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+	0,
+/** 32 **/
+	/*   */ S | W | B,
+	/* ! */ 0,
+	/* " */ 0,
+	/* # */ 0,
+	/* $ */ 0,
+	/* % */ 0,
+	/* & */ 0,
+	/* ' */ 0,
+	/* ( */ 0,
+	/* ) */ 0,
+	/* * */ 0,
+	/* + */ 0,
+	/* , */ 0,
+	/* - */ 0,
+	/* . */ 0,
+	/* / */ 0,
+/** 48 **/
+	/* 0 */ D,
+	/* 1 */ D,
+	/* 2 */ D,
+	/* 3 */ D,
+	/* 4 */ D,
+	/* 5 */ D,
+	/* 6 */ D,
+	/* 7 */ D,
+	/* 8 */ D,
+	/* 9 */ D,
+	/* : */ 0,
+	/* ; */ 0,
+	/* < */ 0,
+	/* = */ 0,
+	/* > */ 0,
+	/* ? */ 0,
+/* 64 */
+	/* @ */ 0,
+	/* A */ U,
+	/* B */ U,
+	/* C */ U,
+	/* D */ U,
+	/* E */ U,
+	/* F */ U,
+	/* G */ U,
+	/* H */ U,
+	/* I */ U,
+	/* J */ U,
+	/* K */ U,
+	/* L */ U,
+	/* M */ U,
+	/* N */ U,
+	/* O */ U,
+/* 80 */
+	/* P */ U,
+	/* Q */ U,
+	/* R */ U,
+	/* S */ U,
+	/* T */ U,
+	/* U */ U,
+	/* V */ U,
+	/* W */ U,
+	/* X */ U,
+	/* Y */ U,
+	/* Z */ U,
+	/* [ */ 0,
+	/* \ */ 0,
+	/* ] */ 0,
+	/* ^ */ 0,
+	/* _ */ 0,
+/* 96 */
+	/* ` */ 0,
+	/* a */ L,
+	/* b */ L,
+	/* c */ L,
+	/* d */ L,
+	/* e */ L,
+	/* f */ L,
+	/* g */ L,
+	/* h */ L,
+	/* i */ L,
+	/* j */ L,
+	/* k */ L,
+	/* l */ L,
+	/* m */ L,
+	/* n */ L,
+	/* o */ L,
+/* 112 */
+	/* p */ L,
+	/* q */ L,
+	/* r */ L,
+	/* s */ L,
+	/* t */ L,
+	/* u */ L,
+	/* v */ L,
+	/* w */ L,
+	/* x */ L,
+	/* y */ L,
+	/* z */ L,
+	/* { */ 0,
+	/* | */ 0,
+	/* } */ 0,
+	/* ~ */ 0,
+	0,
+/* 128 */
+};
+
+/**
+ * Check if the character is bits ctype.
+ */
+bool
+c_isbits(int c, enum c_ctype_bit bits)
+{
+	return ((c_ctype[(unsigned char)c] & bits) != 0);
+}