:: Re: [DNG] Making sense of C pointer…
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Szerző: aitor_czr
Dátum:  
Címzett: Edward Bartolo, Rainer Weikusat, dng
Tárgy: Re: [DNG] Making sense of C pointer syntax.

Hi Edward,

El 29/03/16 a las 00:58, Edward Bartolo <edbarx@???> escribió:
> I found using the return value of a function makes code much more
> >readable and probably more reliable. Multiple return values can be
> >encapsulated inside a structure which would be returned by a function.
> >I used this construct in simple-netaid-lightweight which avoids the
> >use of GtkBuilder.
> >
> >Edward


Building your simple-netaid-lightweight, this is what i get:


aitor@localhost:~/simple-netaid-lightweight$ make
rm -f sn-lightweight
gcc -Iinclude `pkg-config --libs --cflags gtk+-2.0` -c src/auxiliaries.c
src/signal_functions.c src/main_gui.c src/dialog_gui.c rc/sn-lightweight.c
mv *.o obj/
mv: el objetivo «obj/» no es un directorio
Makefile:16: recipe for target 'compile-objs' failed
make: *** [compile-objs] Error 1



So, you need to modify the Makefile to something like this:

CC=gcc
CFLAGS=-Iinclude
GTK2FLAGS=`pkg-config --libs --cflags gtk+-2.0`
D=src
OBJ=obj

src0=auxiliaries.c signal_functions.c main_gui.c
src1=dialog_gui.c sn-lightweight.c

SOURCEFILES=$(addprefix $(D)/, $(src0) $(src1))
OBJFILES=$(addprefix $(OBJ)/, $(src0:.c=.o) $(src1:.c=.o))

all: clean compile-objs sn-lightweight

compile-objs:
     $(CC) $(CFLAGS) $(GTK2FLAGS) -c $(SOURCEFILES)
     mkdir obj
     mv *.o obj/


sn-lightweight:
     $(CC) $(CFLAGS) $(GTK2FLAGS) -o sn-lightweight $(OBJFILES)


clean:
     rm -f sn-lightweight


After doing this change, it works :)

Cheers,

Aitor.

[*] Added "mkdir obj" line.