Compilation problems on ubuntu 20.04

[Agvantibo]

Make outputs following:

agvantibo@ThinkPad-X230 ~/C/kmscon (master)> make -j4
make --no-print-directory all-recursive
Making all in .
CC src/libshl_la-shl_githead.lo
CC external/libshl_la-htable.lo
CC src/libshl_la-shl_gl_shader.lo
CC src/libshl_la-shl_log.lo
CC src/libshl_la-shl_gl_math.lo
CC src/genunifont.o
CC src/font_unifont.lo
CC src/kmscon_mod_unifont.lo
CCLD genunifont
CC src/mod_bbulk_la-text_bbulk.lo
CC src/mod_bbulk_la-kmscon_mod_bbulk.lo
CC src/mod_gltex_la-text_gltex.lo
CC src/mod_gltex_la-kmscon_mod_gltex.lo
CC src/libeloop_la-eloop.lo
CC src/libuterm_la-uterm_video.lo
CC src/libuterm_la-uterm_monitor.lo
CC src/libuterm_la-uterm_vt.lo
CC src/libuterm_la-uterm_input.lo
CC src/libuterm_la-uterm_input_uxkb.lo
src/uterm_vt.c: In function ‘open_tty’:
src/uterm_vt.c:298:7: warning: implicit declaration of function ‘minor’ [-Wimplicit-function-declaration]
298 | id = minor(st.st_rdev);
| ^~~~~
src/uterm_vt.c: In function ‘seat_find_vt’:
src/uterm_vt.c:768:15: warning: implicit declaration of function ‘major’ [-Wimplicit-function-declaration]
768 | if (!ret && major(st.st_rdev) == TTY_MAJOR &&
| ^~~~~
CC src/libuterm_la-uterm_fbdev_video.lo
CC src/libuterm_la-uterm_fbdev_render.lo
CC src/libuterm_la-uterm_drm2d_video.lo
CC src/libuterm_la-uterm_drm2d_render.lo
CC src/libuterm_la-uterm_drm3d_video.lo
CC src/libuterm_la-uterm_drm3d_render.lo
CC src/libuterm_la-uterm_drm_shared.lo
CCLD libshl.la
GEN src/uterm_input_fallback.xkb.bin.lo
GEN src/uterm_drm3d_blend.vert.bin.lo
GEN src/uterm_drm3d_blend.frag.bin.lo
GEN src/uterm_drm3d_blit.vert.bin.lo
GEN src/uterm_drm3d_blit.frag.bin.lo
GEN src/uterm_drm3d_fill.vert.bin.lo
GEN src/uterm_drm3d_fill.frag.bin.lo
CC src/kmscon-conf.o
CC src/kmscon-pty.o
src/pty.c: In function ‘setup_child’:
src/pty.c:302:18: error: ‘SIGUNUSED’ undeclared (first use in this function)
302 | for (i = 1; i < SIGUNUSED; ++i)
| ^~~~~~~~~
src/pty.c:302:18: note: each undeclared identifier is reported only once for each function it appears in
make[2]: *** [Makefile:1794: src/kmscon-pty.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [Makefile:2162: all-recursive] Error 1
make: *** [Makefile:1132: all] Error 2

That's a compilation error? please fix

[dcdyouget]

same question , anyone help?

[dcdyouget]

解决了,修改 src 目录下 pty.c 文件,302 行处 将 SIGUNUSED 替换为 SIGSYS
SIGUNUSED已经被删除,可以查看 #141