On 2018-06-05 21:01 +0200, Sven Joachim wrote:
> Package: libncurses-dev
> Version: 6.1+20180210-4
> Severity: normal
>
> Linking a program as trivial as the following statically fails:
>
> #include <curses.h>
>
> int main(void)
> {
> initscr();
> endwin();
> return 0;
> }
>
>
> ,----
> | $ LANG=C gcc curses_min.c -static $(pkg-config --static --libs ncurses)
> |
> /usr/lib/gcc/i686-linux-gnu/7/../../../i386-linux-gnu/libncurses.a(lib_mouse.o):
> In function `_nc_mouse_event':
> | (.text+0x5be): undefined reference to `Gpm_GetEvent'
> |
> /usr/lib/gcc/i686-linux-gnu/7/../../../i386-linux-gnu/libncurses.a(lib_mouse.o):
> In function `enable_gpm_mouse':
> | (.text+0xc51): undefined reference to `Gpm_Close'
> | (.text+0xc89): undefined reference to `Gpm_Open'
> | (.text+0xc9d): undefined reference to `Gpm_Close'
> |
> /usr/lib/gcc/i686-linux-gnu/7/../../../i386-linux-gnu/libncurses.a(lib_mouse.o):
> In function `_nc_mouse_init':
> | (.text+0xe13): undefined reference to `gpm_fd'
> |
> /usr/lib/gcc/i686-linux-gnu/7/../../../i386-linux-gnu/libncurses.a(lib_mouse.o):
> In function `mouse_activate':
> | (.text+0x1032): undefined reference to `gpm_fd'
> | collect2: error: ld returned 1 exit status
> `----
>
> Adding -lgpm works around that, but neither the pkgconfig files nor
> ncurses6-config make any mention of -lgpm in the configuration we use
> for the static libraries, so I guess it is not intended to be necessary.
>
> In stretch linking the above program without -lgpm works, not sure when
> exactly that broke.
Further investigation revealed that it worked in libncurses5-dev
versions up to 6.1-1, but broke with the switch to ABI 6 in
6.1+20180210-1.
Cheers,
Sven
