Improve an error message.

SVN-Revision: 2962

diff --git a/libarchive/archive_read_support_compression_program.c b/libarchive/archive_read_support_compression_program.c
index 0c63f2e83129a062d46fa742a060988c832f3f9f..9625fc503f4ea87a27a6e5b62144774cd922dc1a 100644 (file)
--- a/libarchive/archive_read_support_compression_program.c
+++ b/libarchive/archive_read_support_compression_program.c
@@ -388,7 +388,7 @@ __archive_read_program(struct archive_read_filter *self, const char *cmd)
                free(state->out_buf);
                free(state);
                archive_set_error(&self->archive->archive, EINVAL,
-                   "Can't initialise filter");
+                   "Can't initialize filter; unable to run program \"%s\"", cmd);
                return (ARCHIVE_FATAL);
        }