1 files changed, 76 insertions, 0 deletions
diff --git a/bin/cash/exec.h b/bin/cash/exec.h
new file mode 100644
index 00000000..3b3a5b77
--- /dev/null
+++ b/bin/cash/exec.h
@@ -0,0 +1,76 @@
+/*-
+ * Copyright (c) 1991, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Kenneth Almquist.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)exec.h	8.3 (Berkeley) 6/8/95
+ * $FreeBSD: releng/12.0/bin/sh/exec.h 336320 2018-07-15 21:55:17Z jilles $
+ */
+
+/* values of cmdtype */
+#define CMDUNKNOWN -1		/* no entry in table for command */
+#define CMDNORMAL 0		/* command is an executable program */
+#define CMDBUILTIN 1		/* command is a shell builtin */
+#define CMDFUNCTION 2		/* command is a shell function */
+
+/* values for typecmd_impl's third parameter */
+enum {
+	TYPECMD_SMALLV,		/* command -v */
+	TYPECMD_BIGV,		/* command -V */
+	TYPECMD_TYPE		/* type */
+};
+
+union node;
+struct cmdentry {
+	int cmdtype;
+	union param {
+		int index;
+		struct funcdef *func;
+	} u;
+	int special;
+};
+
+
+/* action to find_command() */
+#define DO_ERR		0x01	/* prints errors */
+#define DO_NOFUNC	0x02	/* don't return shell functions, for command */
+
+extern int exerrno;		/* last exec error */
+
+void shellexec(char **, char **, const char *, int) __dead2;
+char *padvance(const char **, const char **, const char *);
+void find_command(const char *, struct cmdentry *, int, const char *);
+int find_builtin(const char *, int *);
+void hashcd(void);
+void changepath(const char *);
+void defun(const char *, union node *);
+int unsetfunc(const char *);
+int isfunc(const char *);
+int typecmd_impl(int, char **, int, const char *);
+void clearcmdentry(void);