tree 850ec8b060bd5635ce665a818cc9316c4e2838fa
parent cc07530fdb356b7750f58c2a6b35c9cf180ed99c
author Andrew Jeffery <andrew@aj.id.au> 1681784556 +0930
committer Andrew Jeffery <andrew@aj.id.au> 1681789770 +0930

ringbuffer: Implement min() as an inline function

```
cc -Iobmc-console-server.p -I. -I.. -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -Wpedantic -Werror -std=gnu17 -O2 -g '-DLOCALSTATEDIR="/var/local"' '-DSYSCONFDIR="etc"' -MD -MQ obmc-console-server.p/ringbuffer.c.o -MF obmc-console-server.p/ringbuffer.c.o.d -o obmc-console-server.p/ringbuffer.c.o -c ../ringbuffer.c
../ringbuffer.c: In function ‘ringbuffer_queue’:
../ringbuffer.c:26:18: error: ISO C forbids braced-groups within expressions [-Werror=pedantic]
   26 | #define min(a,b) ({                             \
      |                  ^
../ringbuffer.c:173:16: note: in expansion of macro ‘min’
  173 |         wlen = min(len, rb->size - rb->tail);
      |                ^~~
cc1: all warnings being treated as errors
```

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Change-Id: I17f117fb0b6dc7941b119e435a37f3c862296754