Re: Library directory missing in pkg-config files

[Thomas Dickey]

----- Original Message -----
| From: "Michał Liszcz" <liszcz.michal@gmail.com>
| To: "Thomas Dickey" <dickey@his.com>
| Cc: "Ncurses Mailing List" <bug-ncurses@gnu.org>
| Sent: Thursday, October 13, 2022 3:28:15 AM
| Subject: Re: Library directory missing in pkg-config files

| Hi Thomas,
| 
| Have you had a chance to look into this?

https://lists.gnu.org/archive/html/bug-ncurses/2022-10/msg00007.html

| BR, Michal
| 
| śr., 5 paź 2022 o 11:42 Michał Liszcz <liszcz.michal@gmail.com> napisał(a):
|>
|> Hi Thomas,
|> Thanks for your reply.
|>
|> > Other -L options that it knows about are passed into the ".pc" file.
|>
|> I'm not passing any custom linker options. I'm just setting the install 
prefix.
|> Here is a minimal example that shows the problem on a fresh debian bullseye
|> system:
|>
|>  docker run -it --rm debian:11
|>  apt update && apt install -y gcc make wget pkg-config
|>  wget -O ncurses.tar.gz
|> https://invisible-island.net/archives/ncurses/ncurses-6.3.tar.gz
|>  tar xf ncurses.tar.gz
|>  cd ncurses-6.3/
|>  mkdir -p /prefix-ncurses/pkgconfig
|>  env TERMINFO= TERMINFO_DIRS= ./configure --prefix=/prefix-ncurses
|> --with-termlib --without-shared --enable-pc-files
|> --with-pkg-config-libdir=/prefix-ncurses/pkgconfig
|>  make -j$(nproc)
|>  make install
|>  cd /tmp
|>  echo -e '#include <ncurses.h>\nint main(void) { initscr(); }' > app.c
|>  export PKG_CONFIG_PATH=/prefix-ncurses/pkgconfig
|>  gcc $(pkg-config --cflags ncurses) app.c $(pkg-config --libs ncurses)
|>  # /usr/bin/ld: cannot find -lncurses
|>  # /usr/bin/ld: cannot find -ltinfo
|>  # collect2: error: ld returned 1 exit status
|>  grep Libs: /prefix-ncurses/pkgconfig/ncurses.pc
|>  # Libs:  -lncurses -ltinfo
|>
|> > I think you left out the essential information:
|> >
|> > a) the actual configure options used,
|>
|> Sorry! I just provided the options in the example above.
|>
|> > b) the resulting config.status file (which includes (a)).
|>
|> This is an auto-generated script. Should I post the whole file here?
|> Perhaps configuration summary will be sufficient?
|>
|>  ** Configuration summary for NCURSES 6.3 20211021:
|>
|>         extended funcs: yes
|>         xterm terminfo: xterm-new
|>
|>          bin directory: /prefix-ncurses/bin
|>          lib directory: /prefix-ncurses/lib
|>      include directory: /prefix-ncurses/include/ncurses
|>          man directory: /prefix-ncurses/share/man
|>     terminfo directory: /prefix-ncurses/share/terminfo
|>   pkg-config directory: /prefix-ncurses/pkgconfig
|>
|> Best regards,
| > Michal

-- 
Thomas E. Dickey <dickey@invisible-island.net>
http://invisible-island.net
ftp://ftp.invisible-island.net