1 ##############################################################################
2 # pfixtools: a collection of postfix related tools #
4 # ________________________________________________________________________ #
6 # Redistribution and use in source and binary forms, with or without #
7 # modification, are permitted provided that the following conditions #
10 # 1. Redistributions of source code must retain the above copyright #
11 # notice, this list of conditions and the following disclaimer. #
12 # 2. Redistributions in binary form must reproduce the above copyright #
13 # notice, this list of conditions and the following disclaimer in the #
14 # documentation and/or other materials provided with the distribution. #
15 # 3. The names of its contributors may not be used to endorse or promote #
16 # products derived from this software without specific prior written #
19 # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND #
20 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE #
21 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR #
22 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS #
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24 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF #
25 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS #
26 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN #
27 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) #
28 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF #
29 # THE POSSIBILITY OF SUCH DAMAGE. #
30 ##############################################################################
32 ifneq ($(filter 4.%,$(shell gcc -dumpversion)),)
35 ifneq ($(filter Darwin%,$(shell uname)),)
39 # Use pipes and not temp files.
43 # let the type char be unsigned by default
44 CFLAGSBASE += -funsigned-char
45 CFLAGSBASE += -fno-strict-aliasing
46 # turn on all common warnings
48 # turn on extra warnings
49 CFLAGSBASE += $(if $(GCC4),-Wextra,-W)
50 # treat warnings as errors
52 CFLAGSBASE += -Wchar-subscripts
53 # warn about undefined preprocessor identifiers
55 # warn about local variable shadowing another local variable
56 # # disabled on Darwin because of warnings in ev.h
57 CFLAGSBASE += -Wshadow
58 # warn about casting of pointers to increased alignment requirements
59 CFLAGSBASE += -Wcast-align
60 # make string constants const
61 CFLAGSBASE += -Wwrite-strings
62 # warn about implicit conversions with side effects
63 # fgets, calloc and friends take an int, not size_t...
64 #CFLAGSBASE += -Wconversion
65 # warn about comparisons between signed and unsigned values
66 CFLAGSBASE += -Wsign-compare
67 # warn about unused declared stuff
68 CFLAGSBASE += -Wunused
69 CFLAGSBASE += -Wno-unused-parameter
70 # warn about variable use before initialization
71 CFLAGSBASE += -Wuninitialized
72 # warn about variables which are initialized with themselves
73 CFLAGSBASE += $(if $(GCC4),-Winit-self)
74 # warn about pointer arithmetic on void* and function pointers
75 CFLAGSBASE += -Wpointer-arith
76 # warn about multiple declarations
77 # #disabled on Darwin because of warnings in ev.h
78 CFLAGSBASE += -Wredundant-decls
79 # warn if the format string is not a string literal
80 CFLAGSBASE += -Wformat-nonliteral
81 # do not warn about zero-length formats.
82 CFLAGSBASE += -Wno-format-zero-length
83 # do not warn about strftime format with y2k issues
84 CFLAGSBASE += -Wno-format-y2k
85 # warn about functions without format attribute that should have one
86 CFLAGSBASE += -Wmissing-format-attribute
89 LDFLAGS=$(LDFLAGSBASE)