Re: pgxs/windows

Bruce Momjian wrote:

>>
>>OK, thanks. Next question --- are the installed file locations the same
>>for a MinGW install and a pginstaller install? I don't think
>>pginstaller does a MinGW install because it doesn't have the build
>>environment in the tarball.
>>
>>However, the big difference seems to be that Magnus has -Llib and -Lbin,
>>while you have only the -Lbin. I have MinGW and pginstaller installed
>>here. How can I set things up to test this?
>>
>>
>
>Now looking at the Makefile.global in the 8.1.2 pginstaller install, in
>Makefile.global, $libdir is set in a pgxs-specific block:
>
> libdir := $(shell pg_config --libdir)
>
>and that seems to work:
>
> C:\Program Files\PostgreSQL\8.1\bin>pg_config --libdir
> C:/PROGRA~1/POSTGR~1/8.1/lib
>
>and that is set to LDFLAGS, which is later propogated to SHLIB_LINK,
>though SHLIB_LINK moves all the -L flags to the front, so what you see
>on the link line is not the ordering used to create the value.
>
>Andrew, can you try echoing $libdir and $SHLIB_LINK in the Makefile to
>find those values?
>
>
>

here is a test case log (including a test makefile). I ran the tests as
you can see with both installer 8.1 and mingw installed CVS tip, with
the same results.

cheers

andrew

$ touch foo.c
$ cat Makefile

MODULES = foo
SRCS += foo.c
OBJS = $(SRCS:.c=.o)
PGXS := $(shell pg_config --pgxs)
include $(PGXS)
override CFLAGS := $(filter-out -Wendif-labels
-Wdeclaration-after-statement, $(shell pg_config --cflags))
showme:
@echo libdir = $(libdir)
@echo SHLIB_LINK = $(SHLIB_LINK)
$ which pg_config
/c/Program Files/PostgreSQL/8.1/bin/pg_config
$ rm -f foo.dll
$ make
gcc -O2 -Wall -Wmissing-prototypes -Wpointer-arith -Winline
-fno-strict-aliasing -I. -Ic:/PROGRA~1/POSTGR~1/8.1/include/server
-Ic:/PROGRA~1/POSTGR~1/8.1/include/internal -I./src/include/port/win32
-DEXEC_BACKEND -I/mingw/include/krb5
"-Ic:/PROGRA~1/POSTGR~1/8.1/lib/pgxs/src/MAKEFI~1/../../src/include/port/win32"
-Ic:/PROGRA~1/POSTGR~1/8.1/include/server/port/win32 -c -o foo.o foo.c
dlltool --export-all --output-def foo.def foo.o
dllwrap -o foo.dll --def foo.def foo.o
c:/PROGRA~1/POSTGR~1/8.1/lib/pgxs/src/MAKEFI~1/../../src/utils/dllinit.o
-Lc:/PROGRA~1/POSTGR~1/8.1/bin -lpostgres
c:\mingw\bin\..\lib\gcc-lib\mingw32\3.2.3\..\..\..\..\mingw32\bin\ld.exe:
cannot find -lpostgres
c:\mingw\bin\dllwrap.exe: c:\mingw\bin\gcc exited with status 1
make: *** [foo.dll] Error 1
rm foo.o
$ make showme
libdir = c:/PROGRA~1/POSTGR~1/8.1/lib
SHLIB_LINK = -Lc:/PROGRA~1/POSTGR~1/8.1/bin -lpostgres
$ export PATH=/usr/local/pgsql/bin:$PATH
$ which pg_config
/usr/local/pgsql/bin/pg_config
$ rm -f foo.dll
$ make
gcc -O2 -Wall -Wmissing-prototypes -Wpointer-arith -Winline
-fno-strict-aliasing -I. -IC:/msys/1.0/local/pgsql/include/server
-IC:/msys/1.0/local/pgsql/include/internal -I./src/include/port/win32
-DEXEC_BACKEND
"-IC:/msys/1.0/local/pgsql/lib/pgxs/src/MAKEFI~1/../../src/include/port/win32"
-IC:/msys/1.0/local/pgsql/include/server/port/win32 -c -o foo.o foo.c
dlltool --export-all --output-def foo.def foo.o
dllwrap -o foo.dll --def foo.def foo.o
C:/msys/1.0/local/pgsql/lib/pgxs/src/MAKEFI~1/../../src/utils/dllinit.o
-LC:/msys/1.0/local/pgsql/bin -lpostgres
c:\mingw\bin\..\lib\gcc-lib\mingw32\3.2.3\..\..\..\..\mingw32\bin\ld.exe:
cannot find -lpostgres
c:\mingw\bin\dllwrap.exe: c:\mingw\bin\gcc exited with status 1
make: *** [foo.dll] Error 1
rm foo.o
$ make showme
libdir = C:/msys/1.0/local/pgsql/lib
SHLIB_LINK = -LC:/msys/1.0/local/pgsql/bin -lpostgres