forked from mischasan/aho-corasick
-
Notifications
You must be signed in to change notification settings - Fork 0
/
rules.mk
200 lines (163 loc) · 8.9 KB
/
rules.mk
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
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
# Environment:
#-IMPORT VARS
# FORMAT One of {,debug,cover,profile}. Needs expansion
# CFLAGS_,_CFLAGS Prefix and suffix of ${CFLAGS}
# CPPFLAGS_,CXXFLAGS_,LDFLAGS_,LDLIBS_,...
# clean Additional files for "make clean".
# env Variables of interest to the gmake user...
#
#-EXPORT VARS
# COMMA "," -- useful in $(...) commands
# SPACE " "
# OS OS name (AIX, Darwin, HP-UX, Linux, Solaris)
# P4_ROOT P4 client root directory
# PREFIX Global imports directory (default: /usr/local)
# DESTDIR Global exports directory (default: ${PREFIX})
# CONFIG Combination of all settings that affect compiled binary formats.
#
#-TARGETS
# all clean tags test ... The usual.
#
# install Install dependent .{a,h,so} files in ${DESTDIR}/{lib,include,lib}
# install.bin Install dependencies in ${DESTDIR}/bin
#
#-ACTIONS
# defs Print all builtin compiler macros (e.g. __LONG_MAX__, __x86_64)
# env Print <var>=<value> for every name in ${env}
# sh Execute ${SHELL} in the makefile's environment
# source List all source files
#
# NOTES
# LDFLAGS,LDLIBS should *only* be used for standard OS libraries.
# Any other dependencies are flaky, with the usual security issues of -rpath/LD_LIBRARY_PATH
#-----------------------------------------------------------------------------
# Each module sets "~ := <name>" (note ":=" not "=").
# A parent makefile will set <name> to the module's directory.
# This sets $. = ${<name>}, defaulting to "."
. := $(word 1,${$~} .)
-include $./*.d
# clean uses ${all} to delete *.d
all += $~
ifndef RULES_MK
RULES_MK := 1
RULES := $(word 1,${RULES} $./rules.mk)
export LD_LIBRARY_PATH
COMMA = ,
OS = $(shell uname -s)
PS4 = \# # Prefix for "sh -x" output.
SHELL = bash
SPACE = $` # " "
PREFIX ?= /usr/local
DESTDIR ?= ${PREFIX}
CONFIG ?= $(call Join,_,${OS} ${ARCH} $(filter-out cc gcc,$(notdir ${CC})) ${FORMAT})
#-----------------------------------------------------------------------------
ARCH.Darwin ?= universal
ARCH ?= ${ARCH.${OS}}
BITS.Darwin.universal = Universal
BITS.Darwin.x8664 = x8664
BITS.Linux.x8664 = 64
BITS = ${BITS.${OS}.${ARCH}}
#--- *.${FORMAT}:
# For gcc 4.5+, use: -O3 -flto --- link-time optimization including inlining. Incompatible with -g.
CFLAGS. = -O3
CFLAGS.cover = --coverage -DNDEBUG
LDFLAGS.cover = --coverage
CFLAGS.debug = -O0 -Wno-uninitialized
CPPFLAGS.debug = -UNDEBUG
CPPLAGS.profile = -DNDEBUG
CFLAGS.profile = -pg
LDFLAGS.profile = -pg
# PROFILE tests get stats on syscalls appended to their .pass files.
# Darwin spells strace "dtruss".
exec.profile = $(shell which dtruss strace) -cf
#--- *.${OS}:
#XXX HP-UX gcc 4.2.3 does not grok -fstack-protector. Sigh.
CFLAGS.AIX = -fstack-protector --param ssp-buffer-size=4
CFLAGS.Darwin = ${CFLAGS.AIX}
CFLAGS.HP-UX =
CFLAGS.Linux = ${CFLAGS.AIX}
CFLAGS.SunOS = ${CFLAGS.AIX}
#LDLIBS.Darwin += -lstdc++.6
#LDLIBS.Linux += /usr/lib/libstdc++.so.6
LDLIBS.Linux = -lm
LDLIBS.FreeBSD = -lm
#-----------------------------------------------------------------------------
# -fPIC allows all .o's to be built into .so's.
CFLAGS += ${CFLAGS_} -g -MMD -fPIC -pthread -fdiagnostics-show-option -fno-strict-aliasing
CFLAGS += -Wall -Wextra -Wcast-align -Wcast-qual -Wformat=2 -Wformat-security -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wshadow -Wstrict-prototypes -Wunused -Wwrite-strings
CFLAGS += -Wno-attributes -Wno-cast-qual -Wno-error -Wno-unknown-pragmas -Wno-unused-parameter
CFLAGS += ${CFLAGS.${FORMAT}} ${CFLAGS.${OS}} ${CFLAGS.${FORMAT}.${OS}} ${_CFLAGS}
CPPFLAGS += ${CPPFLAGS_} -I${PREFIX}/include -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE ${CPPFLAGS.${FORMAT}} ${CPPFLAGS.${OS}} ${_CPPFLAGS}
CXXFLAGS += ${CXXFLAGS_} $(filter-out -Wmissing-prototypes -Wnested-externs -Wstrict-prototypes, ${CFLAGS}) ${_CXXFLAGS}
LDFLAGS += ${LDFLAGS_} -pthread -L${PREFIX}/lib ${LDFLAGS.${FORMAT}} ${LDFLAGS.${OS}} ${_LDFLAGS}
LDLIBS += ${LDLIBS_} -lstdc++ ${LDLIBS.${OS}} ${_LDLIBS}
#-----------------------------------------------------------------------------
# Explicitly CANCEL THESE EVIL BUILTIN RULES:
% : %.c
% : %.cpp
%.c : %.l
%.c : %.y
%.r : %.l
#-----------------------------------------------------------------------------
.PHONY : all clean cover debug defs env install profile sh source tags test
.DEFAULT_GOAL := all
# ${all} contains subproject names. It can be used in ACTIONS but not RULES,
# since it accumulates across every "include <submakefile>"
# ${junkfiles} is how to get metachars (commas) through the ${addsuffix...} call.
junkfiles = {gmon.out,tags,*.[dis],*.fail,*.gcda,*.gcno,*.gcov,*.prof}
all :;@echo "$@ done for FORMAT='${FORMAT}'"
clean :;@( ${MAKE} -nps all install test | sed -n '/^# I/,$${/^[^\#\[%.][^ %]*: /s/:.*//p;}'; \
echo ${clean} $(addsuffix /${junkfiles}, $(foreach _,${all},${$_})) $(filter %.d,${MAKEFILE_LIST}) ) | xargs rm -rf
cover : FORMAT := cover
%.cover : %.test ; gcov -bcp ${$@} | covsum
# Expand: translate every occurrence of "${var}" in a file to its env value (or ""):
# E.G. ${Expand} foo.tmpl >foo.ini
Expand = perl -pe 's/ (?<!\\) \$${ ([A-Z_][A-Z_0-9]*) } / $$ENV{$$1} || ""/geix'
Join = $(subst ${SPACE},$1,$(strip $2))
# Install: do the obvious for include and lib; "bin" files are not obvious ...
Install = $(if $2, mkdir -p $1; pax -rwpe -s:.*/:: $2 $1)
install : $(addprefix install., bin man1 man3 sbin) \
; $(call Install,${DESTDIR}/include, $(filter %.h,$^) $(filter %.hpp,$^)) \
; $(call Install,${DESTDIR}/lib, $(filter %.a,$^) $(filter %.so,$^) $(filter %.dylib,$^))
# install.% cannot be .PHONY because there is no pattern expansion of phony targets.
install.bin : ; $(call Install,${DESTDIR}/bin,$^)
install.man% : ; $(call Install,${DESTDIR}/man/$(subst install.,,$@),$^)
install.% : ; $(call Install,${DESTDIR}/$(subst install.,,$@),$^)
profile : FORMAT := profile
profile : test ;@for x in ${$*.test:.pass=}; do case `file $$x` in *script*) ;; *) gprof -b $$x >$$x.prof; esac; done
%.test : ${%.test}
# GMAKE trims leading "./" from $* ; ${*D}/${*F} restores it, so no need to fiddle with $PATH.
%.pass : % ; rm -f $@; ${exec.${FORMAT}} ${*D}/${*F} >& $*.fail && mv -f $*.fail $@
%.so : %.o ; ${CC} ${LDFLAGS} -o $@ -shared $< ${LDLIBS}
%.so : %.a ; ${CC} ${CFLAGS} -o $@ -shared -Wl,-whole-archive $< ${LDLIBS} -Wl,-no-whole-archive
%.a : ; $(if $(filter %.o,$^), ar crs $@ $(filter %.o,$^))
%.yy.c : %.l ; flex -o $@ $<
%.tab.c : %.y ; bison $<
%/.. : ;@mkdir -p ${@D}
% : %.gz ; gunzip -c $^ >$@
# Ensure that intermediate files (e.g. the foo.o caused by "foo : foo.c")
# are not auto-deleted --- causing a re-compile every second "make".
.SECONDARY :
#---------------- Handy make-related commands.
# defs - list gcc's builtin macros
# env - environment relevant to the make. "sort -u" because env entries may not be unique -- "env +=" in multiple makefiles.
# sh - invoke a shell within the makefile's env:
# source - list files used and not built by the "make". Explicitly filters out "*.d" files.
# NOTE: "make tags" BEFORE "make all" is incomplete because *.h dependencies are only in *.d files.
defs :;@${CC} ${CPPFLAGS} -E -dM - </dev/null | cut -c8- | sort
env :;@($(foreach _,${env},echo $_=${$_};):) | sort -u
sh :;@PS1='${PS1} [make] ' ${SHELL}
source :;@$(if $^, ls $^;) ${MAKE} -nps all test cover profile | sed -n '/^. Not a target/{ n; /^install/d; /^[^ ]*\.d:/!{ /^[^.*][^ ]*:/s/:.*//p; }; }' | sort -u
tags :; ctags -B $(filter %.c %.cpp %.h %.hpp, $^)
# "make SomeVar." prints ${SomeVar}
%. :;@echo '${$*}'
#TODO: somehow pick up all the target-specific flags for *.o, for *.[Isi]
# %.I lists all (recursive) #included files; e.g.: "make /usr/include/errno.h.I"
%.I : %.c ;@ls -1 2>&- `${CC} ${CPPFLAGS} ${TARGET_ARCH} -M $<` | sort -u
%.I : %.cpp ;@ls -1 2>&- `${CXX} ${CPPFLAGS} ${TARGET_ARCH} -M $<` | sort -u
%.i : %.c ; ${COMPILE.c} -E -o $@ $<
%.i : %.cpp ; ${COMPILE.cpp} -E -o $@ $<
%.s : %.c ; $(filter-out -Werror,${COMPILE.c}) -DNDEBUG -S -o $@ $< && deas $@
%.s : %.cpp ; ${COMPILE.cpp} -S -o $@ $< && deas $@
endif # RULES_MK
# vim: set nowrap :