kconfig: fix compatibility with very old versions of flex

See 4e762e4918

Closes https://github.com/espressif/esp-idf/issues/2703
This commit is contained in:
Ivan Grokhotkov 2019-02-14 11:17:48 +08:00
parent 2f14aeee00
commit 3567b1d0ce

View File

@ -334,7 +334,7 @@ conf-idf: $(conf-objs)
zconf.tab.c: zconf.lex.c
zconf.lex.c: $(SRCDIR)/zconf.l
flex -L -P zconf -o zconf.lex.c $<
flex -L -Pzconf -ozconf.lex.c $<
zconf.hash.c: $(SRCDIR)/zconf.gperf
# strip CRs on Windows systems where gperf will otherwise barf on them