Re: [Global-commit] global/htags htags.c

[Hideki IWAMOTO]

Hi. Yamaguchi san.

> Log message:
>       Removed unused variables.

This change causes NULL pointer reference in decide_lang(). 
The calling setup_langmap() from htags is still necessary.



$ htags
Segmentation fault (core dumped)
$ gdb -q htags core.19041
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `htags'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /lib64/libdl.so.2...done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /lib64/libc.so.6...done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/ld-linux-x86-64.so.2...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
#0  strbuf_value (sb=0x0) at strbuf.c:310
310             *sb->curp = 0;
(gdb) bt
#0  strbuf_value (sb=0x0) at strbuf.c:310
#1  0x0000000000423fbb in decide_lang (suffix=0x623dbd "./AUTHORS") at 
langmap.c:177
#2  0x0000000000408ae2 in print_directory (level=0, basedir=0x7ffffffe8e80 ".") 
at fileindex.c:620
#3  0x00000000004092c8 in makefileindex (file=0x49f6a9 "files.html", 
a_files=0x606fb0) at fileindex.c:766
#4  0x00000000004058c4 in main (argc=0, argv=Variable "argv" is not available.
) at htags.c:1731
(gdb) up
#1  0x0000000000423fbb in decide_lang (suffix=0x623dbd "./AUTHORS") at 
langmap.c:177
177             lang = strbuf_value(active_map);
(gdb) p active_map
$1 = (STRBUF *) 0x0
(gdb)



On Mon, 30 Nov 2015 02:07:02 +0000
Shigio YAMAGUCHI <address@hidden> wrote:

> CVSROOT:      /sources/global
> Module name:  global
> Changes by:   Shigio YAMAGUCHI <shigio>       15/11/30 02:07:02
> 
> Modified files:
>       htags          : htags.c 
> 
> Log message:
>       Removed unused variables.
> 
> CVSWeb URLs:
> http://cvs.savannah.gnu.org/viewcvs/global/htags/htags.c?cvsroot=global&r1=1.221&r2=1.222
> 
> _______________________________________________
> Global-commit mailing list
> address@hidden
> https://lists.gnu.org/mailman/listinfo/global-commit

-- 
Hideki IWAMOTO <address@hidden>