~/myworkdata/sources/acados $ make qpoases_shared
( cd /home/donino/myworkdata/sources/acados/external/qpoases; make CC=arm-none-eabi-gcc MAKE_STATIC_LIB=0 DLLEXT=so )
make[1]: Entering directory '/home/donino/myworkdata/sources/acados/external/qpoases'
make[2]: Entering directory '/home/donino/myworkdata/sources/acados/external/qpoases/src'
make[2]: Leaving directory '/home/donino/myworkdata/sources/acados/external/qpoases/src'
make[2]: Entering directory '/home/donino/myworkdata/sources/acados/external/qpoases/examples'
Creating example1.o
Creating /home/donino/myworkdata/sources/acados/external/qpoases/bin/example1
-L/home/donino/myworkdata/sources/acados/external/qpoases/bin -lqpOASES_e
-lm
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-exit.o): in function `exit':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/stdlib/../../../../../newlib/libc/stdlib/exit.c:64: undefined reference to `_exit'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-fstatr.o): in function `_fstat_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/fstatr.c:55: undefined reference to `_fstat'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-openr.o): in function `_open_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/openr.c:50: undefined reference to `_open'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-sbrkr.o): in function `_sbrk_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/sbrkr.c:51: undefined reference to `_sbrk'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-writer.o): in function `_write_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/writer.c:49: undefined reference to `_write'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-abort.o): in function `abort':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/stdlib/../../../../../newlib/libc/stdlib/abort.c:59: undefined reference to `_exit'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-closer.o): in function `_close_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/closer.c:47: undefined reference to `_close'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-gettimeofdayr.o): in function `_gettimeofday_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/gettimeofdayr.c:62: undefined reference to `_gettimeofday'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-isattyr.o): in function `_isatty_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/isattyr.c:52: undefined reference to `_isatty'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-lseekr.o): in function `_lseek_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/lseekr.c:49: undefined reference to `_lseek'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-readr.o): in function `_read_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/readr.c:49: undefined reference to `_read'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-signalr.o): in function `_kill_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/signalr.c:53: undefined reference to `_kill'
/usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/9.2.0/../../../../arm-none-eabi/lib/libc.a(lib_a-signalr.o): in function `_getpid_r':
/builddir/build/BUILD/newlib-3.1.0/build-newlib/arm-none-eabi/newlib/libc/reent/../../../../../newlib/libc/reent/signalr.c:83: undefined reference to `_getpid'
collect2: error: ld returned 1 exit status
make[2]: *** [Makefile:59: /home/donino/myworkdata/sources/acados/external/qpoases/bin/example1] Error 1
make[2]: Leaving directory '/home/donino/myworkdata/sources/acados/external/qpoases/examples'
make[1]: *** [Makefile:45: examples] Error 2
make[1]: Leaving directory '/home/donino/myworkdata/sources/acados/external/qpoases'
make: *** [Makefile:218: qpoases_shared] Error 2
donino@localhost ~/myworkdata/sources/acados $