Re: Bootstrap failure [linux]

[Eli Zaretskii <eliz@gnu.org>]

> Date: Sun, 23 May 2010 12:17:16 +0200
> From: Angelo Graziosi <angelo.graziosi@alice.it>
> 
> Current trunk (rev. 100417) fails to bootstrap on GNU/Linux Kubuntu 
> 10.04 (GCC 4.4.3) with:
> 
> =================
> [...]
> /tmp/work/emacs/src/xdisp.c: In function ‘init_iterator’:
> /tmp/work/emacs/src/xdisp.c:2604: error: argument ‘charpos’ doesn’t 
> match prototype
> /tmp/work/emacs/src/dispextern.h:2914: error: prototype declaration
> /tmp/work/emacs/src/xdisp.c:2604: error: argument ‘bytepos’ doesn’t 
> match prototype
> /tmp/work/emacs/src/dispextern.h:2914: error: prototype declaration

Sorry, my bad.  Should be fixed now.

> But I noticed also many warnings:
> 
> ========================
> [...]
> /tmp/work/emacs/lib-src/make-docfile.c:167: warning: ignoring return 
> value of ‘chdir’, declared with attribute warn_unused_result
> /tmp/work/emacs/lib-src/make-docfile.c: In function ‘scan_c_file’:
> /tmp/work/emacs/lib-src/make-docfile.c:677: warning: ignoring return 
> value of ‘fscanf’, declared with attribute warn_unused_result
> /tmp/work/emacs/lib-src/make-docfile.c:682: warning: ignoring return 
> value of ‘fscanf’, declared with attribute warn_unused_result

That's a misfeature of your system headers and/or of the version of
GCC you are using.  (Did you per chance used -Wall?)  FWIW, I see no
such warnings with GCC 4.2.4.