Fail if .makeenv has a line that starts with =

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 5 insertions, 1 deletions

diff --git a/makeenv.c b/makeenv.c
index f71bc00..2f88f2d 100644
--- a/makeenv.c
+++ b/makeenv.c
@@ -317,8 +317,12 @@ main(int argc, char *argv[])
 				put_options(line);
 			} else if (has_equals) {
 				trim_around_equals(line);
-				if (*line != '=' && *line != '#')
+				if (*line == '=') {
+					fprintf(stderr, "%s: empty variable name listed in .makeenv\n", argv0);
+					return 125;
+				} else if (*line != '#') {
 					put_macro(line);
+				}
 			} else {
 				if (*line && *line != '#')
 					put_targets(line);