netpbm@10.81.01+universal+x11 build fails on Snow Leopard

[rlhamil]

The problem (or at any rate, the first problem) seems to be that strnlen() is missing...

:info:build sldtoppm.c:218:17: warning: implicit declaration of function 'strnlen' is invalid in C99 [-Wimplicit-function-declaration]
:info:build             if (strnlen(slideName, 32) == 32)
:info:build                 ^
:info:build 1 warning generated.
:info:build sldtoppm.c:218:17: warning: implicit declaration of function 'strnlen' is invalid in C99 [-Wimplicit-function-declaration]
:info:build             if (strnlen(slideName, 32) == 32)
:info:build                 ^
[...]
:info:build /opt/local/bin/clang-mp-3.9 -o sldtoppm sldtoppm.o     -L/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_netpbm/netpbm/work/advanced/lib -lnetpbm -L/opt/local/lib -Wl,-headerpad_max_install_names -arch x86_64 -arch i386   -lm  
:info:build Undefined symbols for architecture x86_64:
:info:build   "_strnlen", referenced from:
:info:build       _main in sldtoppm.o
:info:build ld: symbol(s) not found for architecture x86_64
:info:build clang: error: linker command failed with exit code 1 (use -v to see invocation)

[mf2k (Frank Schima)]

In the future, please use WikiFormatting and Cc the port maintainers (port info --maintainers netpbm), if any.

[josephsacco]

strnlen is a GNU extension that was not available before OSX10.7. Here is a workaround

​https://stackoverflow.com/questions/32468480/strnlen-does-not-exist-in-gcc-4-2-1-on-mac-os-x-10-6-8-how-to-define-it#32468556

-Joseph

[Schamschula (Marius Schamschula)]

Replying to josephsacco:

strnlen is a GNU extension that was not available before OSX10.7. Here is a workaround

​https://stackoverflow.com/questions/32468480/strnlen-does-not-exist-in-gcc-4-2-1-on-mac-os-x-10-6-8-how-to-define-it#32468556

-Joseph

The snowleopard_fixes-1.0 PortGroup provides this (and other similarly missing methods)

[ryandesign (Ryan Carsten Schmidt)]

In f0e129b4ce5b1c39b09064f3d66869be64aaf922/macports-ports:

netpbm: Update to 10.81.02

Closes: #55716