error: %define variable 'parse.error' is not used

[pkolano]

Get an error when using an older bison (2.7.12-4996). Ok with bison 3.7.6.

$ ./configure checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking for a thread-safe mkdir -p... /usr/bin/mkdir -p checking for gawk... gawk checking whether make sets $(MAKE)... yes checking whether make supports nested variables... yes checking whether UID '9828' is supported by ustar format... yes checking whether GID '1179' is supported by ustar format... yes checking how to create a ustar tar archive... gnutar checking whether to enable maintainer-specific portions of Makefiles... yes checking whether make supports nested variables... (cached) yes checking for bison... bison -y checking for gcc... gcc checking whether the C compiler works... yes checking for C compiler default output file name... a.out checking for suffix of executables... checking whether we are cross compiling... no checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking whether gcc understands -c and -o together... yes checking for style of include used by make... GNU checking dependency style of gcc... gcc3 checking for flex... flex checking lex output file root... lex.yy checking lex library... none needed checking whether yytext is a pointer... no checking for ranlib... ranlib checking how to run the C preprocessor... gcc -E checking for grep that handles long lines and -e... /usr/bin/grep checking for egrep... /usr/bin/grep -E checking for ANSI C header files... yes checking for sys/types.h... yes checking for sys/stat.h... yes checking for stdlib.h... yes checking for string.h... yes checking for memory.h... yes checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking seccomp.h usability... yes checking seccomp.h presence... yes checking for seccomp.h... yes checking for library containing seccomp_rule_add... -lseccomp checking for library containing seccomp_arch_resolve_name... none required checking stddef.h usability... yes checking stddef.h presence... yes checking for stddef.h... yes checking for stdlib.h... (cached) yes checking for string.h... (cached) yes checking for unistd.h... (cached) yes checking for size_t... yes checking for error_at_line... yes checking for memset... yes checking for strdup... yes checking that generated files are newer than configure... done configure: creating ./config.status config.status: creating Makefile config.status: creating src/config.h config.status: executing depfiles commands

$ make YACC src/libeasyseccomp_a-parser.c easyseccomp-main/src/parser.y:42.9-19: error: %define variable 'parse.error' is not used make: *** [src/libeasyseccomp_a-parser.c] Error 1

[giuseppe]

what system are you using with such an old bison version?

[pkolano]

ah, my apologies. I just noticed I was actually calling an old bison that was in my personal bin dir instead of the 3.0.4 system version.