gnutls 2.12.11 fails to build (guile docs)

[Simon Josefsson]

Andreas Metzler <ametzler at downhill.at.eu.org> writes:

> Hello,
>
> gnutls 2.12.11 triggers a hidden error:

Thanks for the report.  Ludo, do you have any ideas?  Is there a problem
with the documentation parser?    Maybe we changed some header file and
it now fails to parse it properly, understanding what part of the header
file it is would help.

/Simon

>
> ------------------------------------------
> Making all in doc
> make[3]: Entering directory `/tmp/GNUTLS/gnutls-2.12.11/doc'
> /usr/bin/make -C ../guile/src built-sources &&                  \
>         GUILE_AUTO_COMPILE=0 /usr/bin/guile -L ../guile/modules -l "./extract-guile-c-doc.scm"  \
>            -e '(apply main (cdr (command-line)))'                       \
>            -- "../guile/src/core.c" "gcc -E" "-I.. -I.. -I../lib/includes -I../lib/includes -I../libextra/includes -I../guile/src -I../guile/src "              \
>            > "core.c.texi"
> make[4]: Entering directory `/tmp/GNUTLS/gnutls-2.12.11/guile/src'
> GUILE_AUTO_COMPILE=0 /usr/bin/guile -L ../../guile/modules make-enum-map.scm > enum-map.i.c
> [...]
> make[4]: Leaving directory `/tmp/GNUTLS/gnutls-2.12.11/guile/src'
> extracting Texinfo doc from `../guile/src/core.c'...  Backtrace:
> In unknown file:
>    ?: 0* [parse-documentation-item " loca"]
>    ?: 1* (letrec ((read-strings #)) (let* (# #) (if # # #)))
> In ../guile/modules/system/documentation/c-snarf.scm:
>  103: 2  (let* (# #) (if # # #))
> In unknown file:
>    ...
>    ?: 3  [scm-error misc-error #f "~A ~S" ("invalid documentation item" "loca") #f]
>
> <unnamed port>: In procedure scm-error in expression (scm-error (quote misc-error) #f ...):
> <unnamed port>: invalid documentation item "loca"
> make[3]: *** [core.c.texi] Error 1
> ------------------------------------------
>
> The issue was present in earlier version of gnutls (I also see this
> with 2.10.5 and 2.12.0) but is triggered only now, since core.c in
> the tarball is newer than the included copy of core.c.texi:
>
> (SID)ametzler at argenau:/tmp/GNUTLS/gnutls-2.12.11$ find -name core.c*
> -ls
> 13928651   24 -rw-r--r--   1 ametzler ametzler    24236 Apr  8 13:02
> ./doc/core.c.texi
> 13929236   88 -rw-r--r--   1 ametzler ametzler    85050 Sep 18 00:16
> ./guile/src/core.c
>
> This is with gcc 4.6.1-11 and guile 1.8.8+1-6 on Debian/sid.
>
> cu andreas