From 66e214d186bf50c647b8516c1f4a1a7cd40d5ea3 Mon Sep 17 00:00:00 2001
From: Quentin Rameau <quinq@fifth.space>
Date: Sun, 11 Mar 2018 14:47:45 +0100
Subject: Continue trying execution with "/bin/sh" for execlp and execvp

As Rick stated, this isn't a clean solution because argv can be
arbirtary long and overflow the stack.

I post it here in case you'd find it useful anyway.
---
 src/process/execsh.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/process/execsh.c

(limited to 'src/process/execsh.c')

diff --git a/src/process/execsh.c b/src/process/execsh.c
new file mode 100644
index 00000000..180bb2aa
--- /dev/null
+++ b/src/process/execsh.c
@@ -0,0 +1,18 @@
+#include <unistd.h>
+#include <errno.h>
+#include "libc.h"
+
+int
+__execsh(const char *file, char *const argv[])
+{
+	int i, argc;
+	char **p;
+
+	for (argc=1, p=(char **)argv; *p; ++argc, ++p);
+
+	char *nargv[argc+1];
+	nargv[0] = (char *)file;
+	for (i=0; i<argc; ++i)
+		nargv[i+1] = argv[i];
+	return execv("/bin/sh", nargv);
+}
-- 
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