add some comments about spec

bin/rpmbb

@@ -22,11 +22,10 @@ fi
 
 #############################
 
-Usage="Usage: $name [-c -p -i -r -R] [spec]"
+Usage="Usage: rpmbb [-c -p -i -r -R] [spec]"
 function mygetopts()
 {
-name=${0##*/}
-Descr="$name - build  binary rpm from spec or from git"
+Descr="rpmbb - build binary rpm from spec or from git"
 
 phelp()
 {

share/eterbuild/functions/common

@@ -126,6 +126,7 @@ get_root_git_dir()
 {
         local DIR=$(git rev-parse --git-dir 2>/dev/null)/../ || return
         readlink -f "$DIR" 2>/dev/null || realpath "$DIR"
+        # FIXME: 1) can return / with good status 2) no one check status later
 }
 
 # TODO: move to separate gear file
@@ -284,6 +285,8 @@ parse_cmd_pre_spec()
         else
 		local SPEC=$(get_gear_spec)
 		[ -f "$SPEC" ] && echo "Using autodetected spec $SPEC..."
+		# it is possible in some command we need only possibility for spec
+		# || fatal "Run in dir with spec or in gear repo"
 		parse_cmd_pre $SPEC "$@"
 	fi
 }

share/eterbuild/functions/spec

@@ -239,7 +239,7 @@ get_gear_spec()
         local trySpec
         trySpec=$(get_gear_rule_spec)
         # check spec in git root dir (by default)
-        [ -f "$trySpec" ] || trySpec=`echo $(get_root_git_dir)/*.spec`
+        [ -f "$trySpec" ] || trySpec=`echo $(get_root_git_dir)/*.spec` || return
         # check locally only if in gear repo
         #is_gear && trySpec=$(echo *.spec)
         # printout nothing if can't get spec