fix doc and build issue (for linux)

[peppergrayxyz]

Build is not working due to following issues:

• go is not documented as dependency in the description for Linux

GO	/home/user/repos/nanos/output/test/runtime/bin/webg
/bin/sh: line 1: go: command not found

• there is an issue with a new line that is not printed due to echo not processing \n

VERSION	/home/user/repos/nanos/output/platform/pc/gitversion.c
CC	/home/user/repos/nanos/output/platform/pc/output/platform/pc/gitversion.o
/home/user/repos/nanos/output/platform/pc/gitversion.c:1:21: error: extra tokens at end of #include directive [-Werror]
    1 | #include <runtime.h>\nconst sstring gitversion = ss_static_init("243c5a2010916b8fd69f86b290d637ad0efc1dbd");
      |    

Test-Build is not working due to following issues:

• ops is not documented as dependency in the description for Linux

=== RUN   TestE2E/packages/node_alloc
    e2e.go:181: Waiting for command to complete...
    e2e.go:207: Output: /bin/bash: line 1: ops: command not found
    e2e.go:208: ops exit code 127

• udp_test.c doesn't check for parse errors

CC	/home/user/repos/nanos/output/test/unit/test/unit/udp_test.o
In file included from /usr/include/endian.h:35,
                 from /usr/include/sys/types.h:176,
                 from /usr/include/bits/socket.h:29,
                 from /usr/include/sys/socket.h:33,
                 from /usr/include/netinet/in.h:23,
                 from /usr/include/arpa/inet.h:22,
                 from /home/user/repos/nanos/test/unit/udp_test.c:8:
In function ‘__bswap_16’,
    inlined from ‘main’ at /home/user/repos/nanos/test/unit/udp_test.c:57:21:
/usr/include/bits/byteswap.h:37:10: error: ‘dport’ may be used uninitialized [-Werror=maybe-uninitialized]
   37 |   return __builtin_bswap16 (__bsx);
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~
/home/user/repos/nanos/test/unit/udp_test.c: In function ‘main’:
/home/user/repos/nanos/test/unit/udp_test.c:31:9: note: ‘dport’ was declared here
   31 |     u16 dport;
      |         ^~~~~

Debug-Build is not working due to following issues:

• storage.c prints a parameter, that doesn't exist

CC	/home/user/repos/nanos/output/platform/pc/src/kernel/storage.o
/home/user/repos/nanos/src/kernel/storage.c: In function ‘volume_add’:
/home/user/repos/nanos/src/kernel/storage.c:274:45: error: ‘size’ undeclared (first use in this function)
 274 |     storage_debug("new volume (%ld bytes)", size);
     |                                             

• unix.c has an improper macro expansion

CC	/home/pepper/dev/repos/nanos/output/platform/pc/src/unix/unix.o
/home/pepper/dev/repos/nanos/src/unix/unix.c: In function ‘handle_protection_fault’:
/home/pepper/dev/repos/nanos/src/unix/unix.c:241:61: error: macro "ss" passed 11 arguments, but takes just 1
 241 |         pf_debug(format_protection_violation(vaddr, ctx, vm));
     |                                                             ^
In file included from /home/pepper/dev/repos/nanos/src/runtime/runtime.h:54,
                from /home/pepper/dev/repos/nanos/src/kernel/kernel.h:2,
                from /home/pepper/dev/repos/nanos/src/unix/unix_internal.h:3,
                from /home/pepper/dev/repos/nanos/src/unix/unix.c:1:

[francescolavra]

Just a couple of comments
Thanks

[peppergrayxyz]

should be all resolved now, thanks for your help!

[francescolavra]

Thanks!