It seems to be OK now. I had error in Makefile & xenomai configuration.
Thank you, Ran On Mon, Feb 6, 2017 at 12:02 PM, Ran Shalit <[email protected]> wrote: > Hello, > I have installed xenomai 3.3 with kernel 4.1 ,ubuntu 14.04 and it all > seems to work very well, resulting in good performace ~20u ,tested > with cyclictest and latency. (I just has some issue with install, > "debuild -uc -us" , seems not to created /usr/xenomai/demo, so I > installed again with "make install") > > Now, I then tried to build a very simlpe application. > Is there a simple code sample with Makefile for xenomai 3 demonstration ? > > I did find the following link with example: > http://www.acadis.org/pages/captain.at/timer-task > > So I tried it but it gives errors: > 1. it first gave the following errors: > "...fatal error: native/task.h: No such file or directory" > so I changed from: > #include <native/task.h> > to: > #include <trank/native/task.h> > Is it correct ? Or should I use <alchemy/task.h> instead ? > 2. I also had to remove <trank/native/intr.h> bevause there is no such file. > 3. Then I got link errors: > > user@user-desktop:~/rt/xen/myapp$ make > gcc -o test test.c -I/usr/xenomai/include/mercury > -I/usr/xenomai/include -D_GNU_SOURCE -D_REENTRANT -D__MERCURY__ > -I/usr/xenomai/include/vxworks -lvxworks -lcopperplate > /usr/xenomai/lib/xenomai/bootstrap.o -Wl,--wrap=main > -Wl,--dynamic-list=/usr/xenomai/lib/dynlist.ld -L/usr/xenomai/lib > -lmercury -lpthread -lrt > /tmp/cc3dm9ne.o: In function `testtask': > test.c:(.text+0x1e): undefined reference to `rt_timer_ns2ticks' > test.c:(.text+0x30): undefined reference to `rt_task_set_periodic' > test.c:(.text+0x5d): undefined reference to `rt_task_wait_period' > /tmp/cc3dm9ne.o: In function `clean_exit': > test.c:(.text+0xd3): undefined reference to `rt_task_delete' > /tmp/cc3dm9ne.o: In function `main': > test.c:(.text+0x14d): undefined reference to `rt_task_spawn' > collect2: error: ld returned 1 exit status > make: *** [test] Error 1 > user@user-desktop:~/rt/xen/myapp$ > > The make options seems to include the required library , so I am not > sure why I get these link errors. > > > This is the makefile: > ======= > XENO_CONFIG := /usr/xenomai/bin/xeno-config > CFLAGS := $(shell $(XENO_CONFIG) --vxworks --cflags) > LDFLAGS := $(shell $(XENO_CONFIG) --vxworks --ldflags) > CC := $(shell $(XENO_CONFIG) --cc) > > EXECUTABLE := test > > all: $(EXECUTABLE) > > %: %.c > $(CC) -o $@ $< $(CFLAGS) $(LDFLAGS) > ====== > > Regards, > Ran _______________________________________________ Xenomai mailing list [email protected] https://xenomai.org/mailman/listinfo/xenomai
