-------- Courriel d’origine -------- De : Paul Fertser fercerpav@gmail.com Envoyé : 14 mars 2023 21:09:01 GMT+01:00 À : Ramon Carbonell ramon.carbonell@csic.es Cc : seisunix@seismic-unix.org Objet : Re: [Seisunix] Compilation probles wis dist CWP-44.26

Hello,

On Tue, Mar 14, 2023 at 06:16:14PM +0100, Ramon Carbonell wrote:

compiling with the xdr I am getting messages like  src/su/lib/fgettr.c:148: undefined reference to `xdr_float' src/su/lib/fputtr.c:123: undefined reference to `xdr_vector' I am running Ubuntu 22.04 and somehow, although xdr.h is installed at rpc/xdr.h I am not sure why the compiler does not locate it.

That's because it's a linking error, the compiler found your include but the linker doesn't know it needs to use an additional library.

This change makes it buildable on current Ubuntu LTS:

diff --git a/src/Makefile.config b/src/Makefile.config index a1b8699c11e2..f7cdd4feab08 100644 --- a/src/Makefile.config +++ b/src/Makefile.config @@ -68,7 +68,7 @@ RANFLAGS = ICHMODLINE = chmod 644 $@ MCHMODLINE = chmod 755 $@

-POSTLFLAGS = +POSTLFLAGS = $(shell pkg-config --libs libtirpc)

#----------------------------------------------------------------------- # use both X11 path conventions @@ -92,8 +92,8 @@ CPP = /usr/bin/cpp CC = /usr/bin/gcc #OPTC = -g -c90 -m64 -Wall -ansi -Wno-long-long #OPTC = -g -std=c90 -m64 -Wall -ansi -Wno-long-long -OPTC = -g -std=c99 -m64 -Wall -ansi -Wno-long-long -CFLAGS = -I$I $(OPTC) $(CWP_FLAGS) +OPTC = -g -std=c99 -m64 -Wall -ansi -Wno-long-long -D_ISOC99_SOURCE +CFLAGS = -I$I $(OPTC) $(CWP_FLAGS) $(shell pkg-config --cflags libtirpc)

# if gfortran is made using Homebrew FC = gfortran