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Groups > linux.debian.user > #274438
| From | Geert Stappers <stappers@stappers.nl> |
|---|---|
| Newsgroups | linux.debian.user |
| Subject | Re: utelnetd from 2012 and `make DEBUG=1` |
| Date | 2024-11-10 08:40 +0100 |
| Message-ID | <JHaI9-7V2W-1@gated-at.bofh.it> (permalink) |
| References | <JH6Ex-7SyL-1@gated-at.bofh.it> <JH77z-7SJE-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sat, Nov 09, 2024 at 10:39:32PM -0500, Jeffrey Walton wrote:
> On Sat, Nov 9, 2024 at 10:18 PM <peter@easthope.ca> wrote:
> >
> > Retrieved utelnetd 0.1.11 from here.
> > https://public.pengutronix.de/software/utelnetd/
> >
> > Installed gcc and tried make.
> > # make DEBUG=1 -f ./Makefile
> > make: Nothing to be done for 'all'.
> > #
:-)
> > This is the "all" stanza in Makefile.
> >
> > all: $(PROGS)
> >
> > $(PROGS): $(OBJS)
> > $(CC) $(LDFLAGS) $(CFLAGS) $^ $(LDLIBS) -o $@
> > $(STRIP) --remove-section=.comment --remove-section=.note $@
> >
> > Is the problem in all? Elsewhere?
>
> My guess is $PROGS is empty. But it is only a guess since the message
> is missing so much information.
>
> Maybe add a $(info $(PROGS)) before the 'all' recipe to see:
>
> $(info PROGS: $(PROGS))
> all: $(PROGS)
Curious about "info" in the Makefile, I tired it.
And I learnt it is "print".
Back to the original
> > make: Nothing to be done for 'all'.
It means "Request allready executed", it is worded
as "Nothing to be done"
Do `make clean` and then `make DEBUG=1`.
> Jeff
Groeten
Geert Stappers
<screenshot
note_1="Regular user, not root. Note the $, versus the # by original poster."
note_2="There is no need for `-f Makefile`."
note_3="Lines with `PROGS: utelnet` are artifact of `$(info PROGS: $(PROGS))`"
>
stappers@paddy:~/src/utelnetd-0.1.11
$ make clean
PROGS: utelnetd
rm -f utelnetd *.o core
stappers@paddy:~/src/utelnetd-0.1.11
$ make
PROGS: utelnetd
gcc -I. -pipe -DSHELLPATH=\"/bin/login\" -Wall -fomit-frame-pointer -c -o utelnetd.o utelnetd.c
utelnetd.c: In function 'getpty':
utelnetd.c:232:13: warning: implicit declaration of function 'grantpt'; did you mean 'getpt'? [-Wimplicit-function-declaration]
232 | if (grantpt(p)<0 || unlockpt(p)<0) {
| ^~~~~~~
| getpt
utelnetd.c:232:29: warning: implicit declaration of function 'unlockpt' [-Wimplicit-function-declaration]
232 | if (grantpt(p)<0 || unlockpt(p)<0) {
| ^~~~~~~~
utelnetd.c:238:35: warning: implicit declaration of function 'ptsname'; did you mean 'ptsname_r'? [-Wimplicit-function-declaration]
238 | strcpy(line, (const char*)ptsname(p));
| ^~~~~~~
| ptsname_r
utelnetd.c:238:22: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
238 | strcpy(line, (const char*)ptsname(p));
| ^
utelnetd.c: In function 'make_new_session':
utelnetd.c:264:17: warning: variable 't2' set but not used [-Wunused-but-set-variable]
264 | int t1, t2;
| ^~
utelnetd.c:264:13: warning: variable 't1' set but not used [-Wunused-but-set-variable]
264 | int t1, t2;
| ^~
utelnetd.c: In function 'main':
utelnetd.c:561:42: warning: pointer targets in passing argument 3 of 'accept' differ in signedness [-Wpointer-sign]
561 | &salen)) < 0) {
| ^~~~~~
| |
| int *
In file included from utelnetd.c:45:
/usr/include/x86_64-linux-gnu/sys/socket.h:307:42: note: expected 'socklen_t * restrict' {aka 'unsigned int * restrict'} but argument is of type 'int *'
307 | socklen_t *__restrict __addr_len);
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
utelnetd.c:597:60: warning: pointer targets in passing argument 1 of 'remove_iacs' differ in signedness [-Wpointer-sign]
597 | ptr = remove_iacs(ts->buf1 + ts->wridx1, maxlen,
| ~~~~~~~~~^~~~~~~~~~~~
| |
| char *
utelnetd.c:190:28: note: expected 'unsigned char *' but argument is of type 'char *'
190 | remove_iacs(unsigned char *bf, int len, int *processed, int *num_totty) {
| ~~~~~~~~~~~~~~~^~
gcc -I. -pipe -DSHELLPATH=\"/bin/login\" -Wall -fomit-frame-pointer utelnetd.o -o utelnetd
strip --remove-section=.comment --remove-section=.note utelnetd
stappers@paddy:~/src/utelnetd-0.1.11
$ make
PROGS: utelnetd
make: Nothing to be done for 'all'.
stappers@paddy:~/src/utelnetd-0.1.11
$ ls -l utelnetd
-rwxr-xr-x 1 stappers stappers 22984 Nov 10 08:12 utelnetd
stappers@paddy:~/src/utelnetd-0.1.11
$ make clean
PROGS: utelnetd
rm -f utelnetd *.o core
stappers@paddy:~/src/utelnetd-0.1.11
$ make DEBUG=1
PROGS: utelnetd
gcc -I. -pipe -DSHELLPATH=\"/bin/login\" -Wall -DDEBUG -g -Os -c -o utelnetd.o utelnetd.c
utelnetd.c: In function 'getpty':
utelnetd.c:232:13: warning: implicit declaration of function 'grantpt'; did you mean 'getpt'? [-Wimplicit-function-declaration]
232 | if (grantpt(p)<0 || unlockpt(p)<0) {
| ^~~~~~~
| getpt
utelnetd.c:232:29: warning: implicit declaration of function 'unlockpt' [-Wimplicit-function-declaration]
232 | if (grantpt(p)<0 || unlockpt(p)<0) {
| ^~~~~~~~
utelnetd.c:237:44: warning: implicit declaration of function 'ptsname'; did you mean 'ptsname_r'? [-Wimplicit-function-declaration]
237 | DEBUG_OUT("getpty(): got pty %s\n",ptsname(p));
| ^~~~~~~
utelnetd.c:112:40: note: in definition of macro 'DEBUG_OUT'
112 | #define DEBUG_OUT(...) fprintf(stderr, __VA_ARGS__)
| ^~~~~~~~~~~
utelnetd.c:237:19: warning: format '%s' expects argument of type 'char *', but argument 3 has type 'int' [-Wformat=]
237 | DEBUG_OUT("getpty(): got pty %s\n",ptsname(p));
| ^~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~
| |
| int
utelnetd.c:112:40: note: in definition of macro 'DEBUG_OUT'
112 | #define DEBUG_OUT(...) fprintf(stderr, __VA_ARGS__)
| ^~~~~~~~~~~
utelnetd.c:237:39: note: format string is defined here
237 | DEBUG_OUT("getpty(): got pty %s\n",ptsname(p));
| ~^
| |
| char *
| %d
utelnetd.c:238:22: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
238 | strcpy(line, (const char*)ptsname(p));
| ^
utelnetd.c: In function 'main':
utelnetd.c:561:42: warning: pointer targets in passing argument 3 of 'accept' differ in signedness [-Wpointer-sign]
561 | &salen)) < 0) {
| ^~~~~~
| |
| int *
In file included from utelnetd.c:45:
/usr/include/x86_64-linux-gnu/sys/socket.h:307:42: note: expected 'socklen_t * restrict' {aka 'unsigned int * restrict'} but argument is of type 'int *'
307 | socklen_t *__restrict __addr_len);
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
utelnetd.c:597:60: warning: pointer targets in passing argument 1 of 'remove_iacs' differ in signedness [-Wpointer-sign]
597 | ptr = remove_iacs(ts->buf1 + ts->wridx1, maxlen,
| ~~~~~~~~~^~~~~~~~~~~~
| |
| char *
utelnetd.c:190:28: note: expected 'unsigned char *' but argument is of type 'char *'
190 | remove_iacs(unsigned char *bf, int len, int *processed, int *num_totty) {
| ~~~~~~~~~~~~~~~^~
gcc -I. -pipe -DSHELLPATH=\"/bin/login\" -Wall -DDEBUG -g -Os utelnetd.o -o utelnetd
# --remove-section=.comment --remove-section=.note utelnetd
stappers@paddy:~/src/utelnetd-0.1.11
$ make DEBUG=1
PROGS: utelnetd
make: Nothing to be done for 'all'.
stappers@paddy:~/src/utelnetd-0.1.11
$ ls -l utelnetd
-rwxr-xr-x 1 stappers stappers 44696 Nov 10 08:12 utelnetd
stappers@paddy:~/src/utelnetd-0.1.11
$
</screenshot>
--
Silence is hard to parse
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utelnetd peter@easthope.ca - 2024-11-10 04:20 +0100
Re: utelnetd Jeffrey Walton <noloader@gmail.com> - 2024-11-10 04:50 +0100
Re: utelnetd from 2012 and `make DEBUG=1` Geert Stappers <stappers@stappers.nl> - 2024-11-10 08:40 +0100
Re: utelnetd peter@easthope.ca - 2024-11-10 17:30 +0100
Re: utelnetd <tomas@tuxteam.de> - 2024-11-10 17:40 +0100
Re: utelnetd peter@easthope.ca - 2024-11-10 19:30 +0100
Re: utelnetd <tomas@tuxteam.de> - 2024-11-10 19:40 +0100
Re: utelnetd Greg Wooledge <greg@wooledge.org> - 2024-11-10 19:50 +0100
Re: utelnetd peter@easthope.ca - 2024-11-14 20:00 +0100
Re: utelnetd Timothy M Butterworth <timothy.m.butterworth@gmail.com> - 2024-11-14 20:30 +0100
Re: utelnetd peter@easthope.ca - 2024-11-15 18:20 +0100
Re: utelnetd debian-user@howorth.org.uk - 2024-11-15 18:30 +0100
Re: utelnetd Stefan Monnier <monnier@iro.umontreal.ca> - 2024-11-15 18:50 +0100
Re: utelnetd peter@easthope.ca - 2024-11-15 20:30 +0100
Re: utelnetd Timothy M Butterworth <timothy.m.butterworth@gmail.com> - 2024-11-15 23:00 +0100
Re: utelnetd Andy Smith <andy@strugglers.net> - 2024-11-15 23:10 +0100
Re: utelnetd Andy Smith <andy@strugglers.net> - 2024-11-10 21:20 +0100
Re: utelnetd Greg Wooledge <greg@wooledge.org> - 2024-11-10 21:30 +0100
Re: utelnetd Andy Smith <andy@strugglers.net> - 2024-11-10 21:40 +0100
Re: utelnetd Geert Stappers <stappers@stappers.nl> - 2024-11-10 22:30 +0100
Re: utelnetd peter@easthope.ca - 2024-11-24 18:30 +0100
Re: utelnetd Max Nikulin <manikulin@gmail.com> - 2024-11-25 03:30 +0100
Re: utelnetd Greg Wooledge <greg@wooledge.org> - 2024-11-25 04:10 +0100
[SOLVED] Re: utelnetd peter@easthope.ca - 2024-12-07 18:00 +0100
Re: [SOLVED] Re: utelnetd Andy Smith <andy@strugglers.net> - 2024-12-07 19:20 +0100
Re: utelnetd David Wright <deblis@lionunicorn.co.uk> - 2024-12-07 20:50 +0100
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