Feel free to give it a go
> Am 24.04.2020 um 15:29 schrieb Lori Jakab <lorand.ja...@gmail.com>: > > > Hi, > > I'm have been building on macOS Mojave for a while without issues, but for > the last few days the build has been broken. I didn't try a git dissect yet > to see which commit broke it, but the issue seems to be caused by the usage > of the _Nonnull, _Nullable, or _Null_unspecified type specifiers in the > 6lowpan dissector. > > My compiler is: > > > gcc --version > Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr > --with-gxx-include-dir=/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/4.2.1 > Apple clang version 11.0.0 (clang-1100.0.33.17) > Target: x86_64-apple-darwin18.7.0 > Thread model: posix > InstalledDir: > /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin > > This is the error: > > In file included from > /Users/lojakab/src/wireshark-lisp/wireshark/epan/dissectors/packet-6lowpan.c:19: > In file included from > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:64: > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:93:16: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > unsigned char *_base; > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:93:16: > note: insert '_Nullable' if the pointer may be null > unsigned char *_base; > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:93:16: > note: insert '_Nonnull' if the pointer should never be null > unsigned char *_base; > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:138:32: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable _read) (void *, char *, int); > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:138:32: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable _read) (void *, char *, int); > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:138:32: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable _read) (void *, char *, int); > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:138:40: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable _read) (void *, char *, int); > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:138:40: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable _read) (void *, char *, int); > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:138:40: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable _read) (void *, char *, int); > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:139:35: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > fpos_t (* _Nullable _seek) (void *, fpos_t, int); > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:139:35: > note: insert '_Nullable' if the pointer may be null > fpos_t (* _Nullable _seek) (void *, fpos_t, int); > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:139:35: > note: insert '_Nonnull' if the pointer should never be null > fpos_t (* _Nullable _seek) (void *, fpos_t, int); > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:140:32: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable _write)(void *, const char *, int); > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:140:32: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable _write)(void *, const char *, int); > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:140:32: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable _write)(void *, const char *, int); > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:140:46: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable _write)(void *, const char *, int); > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:140:46: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable _write)(void *, const char *, int); > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:140:46: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable _write)(void *, const char *, int); > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:144:18: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > struct __sFILEX *_extra; /* additions to FILE to not break ABI */ > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:144:18: > note: insert '_Nullable' if the pointer may be null > struct __sFILEX *_extra; /* additions to FILE to not break ABI */ > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/_stdio.h:144:18: > note: insert '_Nonnull' if the pointer should never be null > struct __sFILEX *_extra; /* additions to FILE to not break ABI */ > ^ > _Nonnull > In file included from > /Users/lojakab/src/wireshark-lisp/wireshark/epan/dissectors/packet-6lowpan.c:19: > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:67:13: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > extern FILE *__stdinp; > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:67:13: > note: insert '_Nullable' if the pointer may be null > extern FILE *__stdinp; > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:67:13: > note: insert '_Nonnull' if the pointer should never be null > extern FILE *__stdinp; > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:390:41: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable)(void *, const char *, int), > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:390:41: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable)(void *, const char *, int), > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:390:41: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable)(void *, const char *, int), > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:390:55: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable)(void *, const char *, int), > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:390:55: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable)(void *, const char *, int), > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:390:55: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable)(void *, const char *, int), > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:391:44: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > fpos_t (* _Nullable)(void *, fpos_t, int), > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:391:44: > note: insert '_Nullable' if the pointer may be null > fpos_t (* _Nullable)(void *, fpos_t, int), > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:391:44: > note: insert '_Nonnull' if the pointer should never be null > fpos_t (* _Nullable)(void *, fpos_t, int), > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:392:41: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > int (* _Nullable)(void *)); > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:392:41: > note: insert '_Nullable' if the pointer may be null > int (* _Nullable)(void *)); > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:392:41: > note: insert '_Nonnull' if the pointer should never be null > int (* _Nullable)(void *)); > ^ > _Nonnull > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:388:6: > error: pointer is missing a nullability type specifier > (_Nonnull, _Nullable, or _Null_unspecified) > [-Werror,-Wnullability-completeness] > FILE *funopen(const void *, > ^ > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:388:6: > note: insert '_Nullable' if the pointer may be null > FILE *funopen(const void *, > ^ > _Nullable > /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/usr/include/stdio.h:388:6: > note: insert '_Nonnull' if the pointer should never be null > FILE *funopen(const void *, > ^ > _Nonnull > 3 errors generated. > make[2]: *** [epan/dissectors/CMakeFiles/dissectors.dir/packet-6lowpan.c.o] > Error 1 > make[2]: *** Waiting for unfinished jobs.... > make[1]: *** [epan/dissectors/CMakeFiles/dissectors.dir/all] Error 2 > > This code builds on Linux, and I assume some older version of macOS on the > buildbots too. Should I give it a go to fixing this? I'm not the 6lowpan > dissector author/maintainer. > > -Lori > ___________________________________________________________________________ > Sent via: Wireshark-dev mailing list <wireshark-dev@wireshark.org> > Archives: https://www.wireshark.org/lists/wireshark-dev > Unsubscribe: https://www.wireshark.org/mailman/options/wireshark-dev > mailto:wireshark-dev-requ...@wireshark.org?subject=unsubscribe ___________________________________________________________________________ Sent via: Wireshark-dev mailing list <wireshark-dev@wireshark.org> Archives: https://www.wireshark.org/lists/wireshark-dev Unsubscribe: https://www.wireshark.org/mailman/options/wireshark-dev mailto:wireshark-dev-requ...@wireshark.org?subject=unsubscribe