Better reporting when a package does not exist

* Add additional errors
* Fix user_input function missing an error return value
* spmbuild sources a temporary file instead of output from a sub-shell
* Fix indentation problem
* A reason can be attached to spmerrno using spmerrno_cause()

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/user_input.c b/lib/user_input.c
index 416b59f..589a084 100644
--- a/lib/user_input.c
+++ b/lib/user_input.c
@@ -37,4 +37,5 @@ int spm_prompt_user(const char *msg, int empty_input_is_yes) {
         }
         input_count++;
     }
+    return -1;
 }