interrogate_terminfo: allow for NULL termtype

src/lib/termdesc.c

@@ -785,7 +785,8 @@ int interrogate_terminfo(tinfo* ti, const char* termtype, FILE* out, unsigned ut
   // machines, but they'll use the terminfo installed thereon (putty, etc.).
   int termerr;
   if(setupterm(termtype, ti->ttyfd, &termerr)){
-    logpanic("Terminfo error %d for %s (see terminfo(3ncurses))\n", termerr, termtype);
+    logpanic("Terminfo error %d for [%s] (see terminfo(3ncurses))\n",
+             termerr, termtype ? termtype : "");
     goto err;
   }
   tname = termname(); // longname() is also available

src/lib/termdesc.h

@@ -212,7 +212,7 @@ int interrogate_terminfo(tinfo* ti, const char* termtype, FILE* out,
                          unsigned nonewfonts, int* cursor_y, int* cursor_x,
                          struct ncsharedstats* stats, int lmargin, int tmargin,
                          unsigned draininput)
-  __attribute__ ((nonnull (1, 2, 3, 10)));
+  __attribute__ ((nonnull (1, 3, 10)));
 
 void free_terminfo_cache(tinfo* ti);
 

tools/interactive-tester.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+set -e
+
+# interactive tester for Notcurses. runs a variety of programs, which the
+# user must inspect for correct output -- i.e. these do not check their
+# own output for correctness =[. it ought be run from a notcurses build
+# directory, with all binaries built.
+
+DATA=../data # FIXME
+OUT=$(basename 0).log # FIXME
+rm -f "$OUT"
+
+[ -d "$DATA" ] || { echo "$DATA was not a directory" >&2 ; exit 1 ; }
+
+# this ought process the entire file, then allow the user to exit with ^D
+./notcurses-input -v < ../src/lib/in.c 2>>"$OUT"
+
+# goes through a series of self-described bitmap frames
+./bitmapstates 2>>"$OUT"
+
+./statepixel "$DATA"/worldmap.jpg 2>>"$OUT"
+
+./ncneofetch -v 2>>"$OUT"