sh: Fix various compiler warnings.

It now passes WARNS=7 with clang on i386.

GCC 4.2.1 does not understand setjmp() properly so will always trigger
-Wuninitialized. I will not add the volatile keywords to suppress this.

1 files changed, 2 insertions, 2 deletions

diff --git a/bin/sh/exec.c b/bin/sh/exec.c
index 7a6dbae..6c3a6dd 100644
--- a/bin/sh/exec.c
+++ b/bin/sh/exec.c
@@ -165,7 +165,7 @@ tryexec(char *cmd, char **argv, char **envp)
 			}
 		}
 		*argv = cmd;
-		*--argv = _PATH_BSHELL;
+		*--argv = __DECONST(char *, _PATH_BSHELL);
 		execve(_PATH_BSHELL, argv, envp);
 	}
 	errno = e;
@@ -188,7 +188,7 @@ padvance(const char **path, const char *name)
 {
 	const char *p, *start;
 	char *q;
-	int len;
+	size_t len;
 
 	if (*path == NULL)
 		return NULL;