minimal plan9port to cross-build Jehanne

lib/lib9/execl.c

@@ -0,0 +1,28 @@
+#include <u.h>
+#include <libc.h>
+
+int
+execl(char *prog, ...)
+{
+	int i;
+	va_list arg;
+	char **argv;
+
+	va_start(arg, prog);
+	for(i=0; va_arg(arg, char*) != nil; i++)
+		;
+	va_end(arg);
+
+	argv = malloc((i+1)*sizeof(char*));
+	if(argv == nil)
+		return -1;
+
+	va_start(arg, prog);
+	for(i=0; (argv[i] = va_arg(arg, char*)) != nil; i++)
+		;
+	va_end(arg);
+
+	exec(prog, argv);
+	free(argv);
+	return -1;
+}