blob: 225b11045e84ef94213e296e0065d93f9eabc2da (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
|
# Copyright 2008 Roy Marples <roy@marples.name>
# Setup some good default CFLAGS
CFLAGS?= -O2 -pipe
# GNU Make way of detecting gcc flags we can use
check_gcc=$(shell if ${CC} $(1) -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
then echo "$(1)"; else echo "$(2)"; fi)
# pmake check for extra cflags
WEXTRA!= for x in -Wdeclaration-after-statement -Wsequence-point -Wextra; do \
if ${CC} $$x -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
then echo -n "$$x "; fi \
done
# Loads of nice flags to ensure our code is good
CFLAGS+= -pedantic \
-Wall -Wunused -Wimplicit -Wshadow -Wformat=2 \
-Wmissing-declarations -Wno-missing-prototypes -Wwrite-strings \
-Wbad-function-cast -Wnested-externs -Wcomment -Winline \
-Wchar-subscripts -Wcast-align -Wno-format-nonliteral \
$(call check_gcc, -Wdeclaration-after-statement) \
$(call check_gcc, -Wsequence-point) \
$(call check_gcc, -Wextra) ${WEXTRA}
|
