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, 10 insertions, 0 deletions

diff --git a/lib/error_handler.c b/lib/error_handler.c
index baf56b4..292fa6f 100644
--- a/lib/error_handler.c
+++ b/lib/error_handler.c
@@ -2,7 +2,13 @@
 
 int spmerrno = 0;
 static char spmerrbuf[255];
+static char spmerrbuf_reason[255];
 
+void spmerrno_cause(const char *reason) {
+    char *buf = spmerrbuf_reason;
+    sprintf(buf, " (%s)", reason);
+    return;
+}
 /**
  *
  * @param code
@@ -18,6 +24,10 @@ char *spm_strerror(int code) {
     } else {
         strcpy(buf, SPM_ERR_STRING[SPM_ERR_INDEX(code)]);
     }
+
+    if (strlen(spmerrbuf_reason)) {
+        strcat(buf, spmerrbuf_reason);
+    }
     return buf;
 }