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[perl5.git] / cflags.SH
... / ...
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1case $PERL_CONFIG_SH in
2'')
3 if test -f config.sh; then TOP=.;
4 elif test -f ../config.sh; then TOP=..;
5 elif test -f ../../config.sh; then TOP=../..;
6 elif test -f ../../../config.sh; then TOP=../../..;
7 elif test -f ../../../../config.sh; then TOP=../../../..;
8 else
9 echo "Can't find config.sh."; exit 1
10 fi
11 . $TOP/config.sh
12 ;;
13esac
14: This forces SH files to create target in same directory as SH file.
15: This is so that make depend always knows where to find SH derivatives.
16case "$0" in
17*/*) cd `expr X$0 : 'X\(.*\)/'` ;;
18esac
19echo "Extracting cflags (with variable substitutions)"
20: This section of the file will have variable substitutions done on it.
21: Move anything that needs config subs from !NO!SUBS! section to !GROK!THIS!.
22: Protect any dollar signs and backticks that you do not want interpreted
23: by putting a backslash in front. You may delete these comments.
24rm -f cflags
25$spitshell >cflags <<!GROK!THIS!
26$startsh
27!GROK!THIS!
28
29: In the following dollars and backticks do not need the extra backslash.
30$spitshell >>cflags <<'!NO!SUBS!'
31case $PERL_CONFIG_SH in
32'')
33 if test -f config.sh; then TOP=.;
34 elif test -f ../config.sh; then TOP=..;
35 elif test -f ../../config.sh; then TOP=../..;
36 elif test -f ../../../config.sh; then TOP=../../..;
37 elif test -f ../../../../config.sh; then TOP=../../../..;
38 else
39 echo "Can't find config.sh."; exit 1
40 fi
41 . $TOP/config.sh
42 ;;
43esac
44
45: syntax: cflags [optimize=XXX] [file[.suffix]]
46: displays the compiler command line for file
47
48case "X$1" in
49Xoptimize=*|X"optimize=*")
50 eval "$1"
51 shift
52 ;;
53esac
54
55also=': '
56case $# in
571) also='echo 1>&2 " CCCMD = "'
58esac
59
60case $# in
610) set *.c; echo "The current C flags are:" ;;
62esac
63
64set `echo "$* " | sed -e 's/\.[oc] / /g' -e 's/\.obj / /g' -e "s/\\$obj_ext / /g"`
65
66for file do
67
68 case "$#" in
69 1) ;;
70 *) echo $n " $file.c $c" ;;
71 esac
72
73 : allow variables like toke_cflags to be evaluated
74
75 if echo $file | grep -v / >/dev/null
76 then
77 eval 'eval ${'"${file}_cflags"'-""}'
78 fi
79
80 : or customize here
81
82 case "$file" in
83 DB_File) ;;
84 GDBM_File) ;;
85 NDBM_File) ;;
86 ODBM_File) ;;
87 POSIX) ;;
88 SDBM_File) ;;
89 av) ;;
90 byterun) ;;
91 deb) ;;
92 dl) ;;
93 doio) ;;
94 doop) ;;
95 dump) ;;
96 gv) ;;
97 hv) ;;
98 locale) ;;
99 main) ;;
100 malloc) ;;
101 mg) ;;
102 miniperlmain) ;;
103 numeric) ;;
104 op) ;;
105 perl) ;;
106 perlapi) ;;
107 perlmain) ;;
108 perly) ;;
109 pp) ;;
110 pp_ctl) ;;
111 pp_hot) ;;
112 pp_pack) ;;
113 pp_sys) ;;
114 regcomp) ;;
115 regexec) ;;
116 run) ;;
117 scope) ;;
118 sv) ;;
119 taint) ;;
120 toke) ;;
121 usersub) ;;
122 util) ;;
123 *) ;;
124 esac
125
126# Add -Wall for the core modules iff gcc and not already -Wall
127warn=''
128case "$gccversion" in
129'') ;;
130Intel*) ;;
131*) case "$ccflags" in
132 *-Wall*) ;;
133 *) warn="$warn -Wall" ;;
134 esac
135 case "$gccansipedantic" in
136 define)
137 case "$gccversion" in
138 [12]*) ;; # gcc versions 1 (gasp!) and 2 are not good for this.
139 *) case "$osname" in
140 # Add -ansi -pedantic only for known platforms.
141 aix|dec_osf|freebsd|hpux|irix|linux)
142 ansipedantic="-ansi -pedantic" ;;
143 solaris)
144# Can't add -ansi for Solaris.
145# Off_t/off_t is a struct in Solaris with largefiles, and with -ansi
146# that struct cannot be compared with a flat integer, such as a STRLEN.
147# The -ansi will also cause a lot of noise in Solaris because of:
148# /usr/include/sys/resource.h:148: warning: `struct rlimit64' declared inside parameter list
149 ansipedantic="-pedantic" ;;
150 esac
151 for i in $ansipedantic
152 do
153 case "$ccflags" in
154 *$i*) ;;
155 *) warn="$warn $i" ;;
156 esac
157 done
158 case "$warn$ccflags" in
159 *-pedantic*) warn="$warn -DPERL_GCC_PEDANTIC" ;;
160 esac
161 ;;
162 esac
163 ;;
164 esac
165 ;;
166esac
167
168if test -f .patch; then
169 ccflags="-DPERL_PATCHNUM=`cat .patch` $ccflags"
170fi
171
172 : Can we perhaps use $ansi2knr here
173 echo "$cc -c -DPERL_CORE $ccflags $optimize $warn"
174 eval "$also "'"$cc -DPERL_CORE -c $ccflags $optimize $warn"'
175
176 . $TOP/config.sh
177
178done
179!NO!SUBS!
180chmod 755 cflags
181$eunicefix cflags