acs_map

[Keith Matthews]

On Wed, 29 Jan 2003 18:52:36 +0000
Andrew Hughes <hughes2002 at btinternet.com> wrote:

[SNIP]
> 
> When does the compile error occur?  Is it when you compile graphics.c
> into graphics.o or when you link the lot together to get the dll.so? 
> If its the former, then you won't have any later objects such as
> user.o, but if it occurs during the linking, you will.
> If it does occur when graphics.o is created, then it would appear that
> the header isn't being included.  This seems strange because AFAICS
> graphics.c never references acs_map.  It seems more likely that the
> header is included, references acs_map, but that the library which
> actually properly defines acs_map (libncurses) is never linked to.

Its in the link-edit -

make[2]: Leaving directory `/home/matth1k/wine-20021031/dlls/tapi32'
make[2]: Entering directory `/home/matth1k/wine-20021031/dlls/ttydrv'
gcc -shared  -Wl,-Bsymbolic,-z,defs ttydrv.spec.o    bitmap.o dc.o graphics.o objects.o palette.o ttydrv_main.o user.o wnd.o  ttydrv.dll.dbg.o -o ttydrv.dll.so -L../../dlls  -L../../library -lwine -lncurses -lm  -lc
graphics.o: In function `TTYDRV_DC_LineTo':
graphics.o(.text+0x42d): undefined reference to `acs_map'
graphics.o(.text+0x463): undefined reference to `acs_map'
graphics.o: In function `TTYDRV_DC_Rectangle':
graphics.o(.text+0x96d): undefined reference to `acs_map'
graphics.o(.text+0x9a9): undefined reference to `acs_map'
graphics.o(.text+0x9e5): undefined reference to `acs_map'
graphics.o(.text+0xa21): more undefined references to `acs_map' follow
collect2: ld returned 1 exit status
make[2]: *** [ttydrv.dll.so] Error 1

> Have you checked config.log which should be in the same directory as
> configure?  This will check that both the headers can be found and the
> library can be linked to as below:
> 
> configure:8501: checking ncurses.h usability
> configure:8514: gcc -c -O6 -march=athlon-xp -mcpu=athlon-xp 
> conftest.c >&5 configure:8517: $? = 0
> configure:8520: test -s conftest.o
> configure:8523: $? = 0
> configure:8533: result: yes
> configure:8537: checking ncurses.h presence
> configure:8548: gcc -E  conftest.c
> configure:8554: $? = 0
> configure:8573: result: yes
> configure:8609: checking for ncurses.h
> configure:8616: result: yes
> configure:8624: checking for waddch in -lncurses
> configure:8655: gcc -o conftest -O6 -march=athlon-xp -mcpu=athlon-xp  
> conftest.c -lncurses  -lm  >&5 configure:8658: $? = 0
> configure:8661: test -s conftest
> configure:8664: $? = 0
> configure:8676: result: yes
> -- 

Rather less verbose but essentially the same (this was actually with
20021031, later versions have same effect)

configure:7529: checking for ncurses.h
configure:7534: result: yes
configure:7633: checking for waddch in -lncurses
configure:7680: result: yes