use appropriate integer types

Mainly found with clang -Wconversion -Wshorten-64-to-32.

1 files changed, 2 insertions, 2 deletions

diff --git a/pipeto.c b/pipeto.c
index 4392548..c2bae0c 100644
--- a/pipeto.c
+++ b/pipeto.c
@@ -57,14 +57,14 @@ pipeto(const char *cmdline)
 			errno = EINVAL;
 
 		// execvp failed, write errno to parent
-		long e = errno;
+		int e = errno;
 		if (write(pipe1[1], &e, sizeof e) < 0)
 			exit(111);  // do a magic dance for gcc -Wunused-result
 		exit(111);
 	} else {  // in parent
 		close(pipe1[1]);
 
-		long e;
+		int e;
 		ssize_t n = read(pipe1[0], &e, sizeof e);
 		if (n < 0)
 			e = errno;