Commit | Line | Data |
a02608de |
1 | case $PERL_CONFIG_SH in |
1c3d792e |
2 | '') |
a0d0e21e |
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 | ;; |
1c3d792e |
13 | esac |
2b317908 |
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. |
1c3d792e |
16 | case "$0" in |
17 | */*) cd `expr X$0 : 'X\(.*\)/'` ;; |
18 | esac |
bc730b18 |
19 | |
6ef8aa7c |
20 | if ! test -f config.h; then |
21 | . ./config_h.SH |
22 | fi |
23 | |
bc730b18 |
24 | warn='' |
25 | |
26 | # Add -Wall for the core modules iff gcc and not already -Wall |
27 | case "$gccversion" in |
28 | '') ;; |
29 | Intel*) ;; # The Intel C++ plays gcc on TV but is not really it. |
30 | *) case "$ccflags" in |
31 | *-Wall*) ;; |
32 | *) warn="$warn -Wall" ;; |
33 | esac |
34 | ;; |
35 | esac |
36 | |
a07cd53d |
37 | # Create a test source file for testing what options can be fed to |
38 | # gcc in this system; include a selection of most common and commonly |
39 | # hairy include files. |
40 | |
41 | cat >_cflags.c <<__EOT__ |
42 | #include "EXTERN.h" |
43 | #include "perl.h" |
44 | /* The stdio.h, errno.h, and setjmp.h should be there in any ANSI C89. */ |
45 | #include <stdio.h> |
46 | #include <errno.h> |
47 | #include <setjmp.h> |
48 | /* Just in case the inclusion of perl.h did not |
49 | * pull in enough system headers, let's try again. */ |
50 | #ifdef I_STDLIB |
51 | #include <stdlib.h> |
52 | #endif |
53 | #ifdef I_STDDEF |
54 | #include <stddef.h> |
55 | #endif |
56 | #ifdef I_STDARG |
57 | #include <stdarg.h> |
58 | #endif |
59 | #ifdef I_LIMITS |
60 | #include <limits.h> |
61 | #endif |
62 | #ifdef I_DIRENT |
63 | #include <dirent.h> |
64 | #endif |
65 | #ifdef I_UNISTD |
66 | #include <unistd.h> |
67 | #endif |
68 | #ifdef I_SYSTYPES |
69 | #include <sys/types.h> |
70 | #endif |
71 | #ifdef I_SYSPARAM |
72 | #include <sys/param.h> |
73 | #endif |
74 | #ifdef I_SYSRESOURCE |
75 | #include <sys/resource.h> |
76 | #endif |
77 | #ifdef I_SYSSELECT |
78 | #include <sys/select.h> |
79 | #endif |
80 | #if defined(HAS_SOCKET) && !defined(VMS) && !defined(WIN32) /* See perl.h. */ |
81 | #include <sys/socket.h> |
82 | #endif |
83 | #ifdef I_SYSSTAT |
84 | #include <sys/stat.h> |
85 | #endif |
86 | #ifdef I_SYSTIME |
87 | #include <sys/time.h> |
88 | #endif |
89 | #ifdef I_SYSTIMES |
90 | #include <sys/times.h> |
91 | #endif |
92 | #ifdef I_SYSWAIT |
93 | #include <sys/wait.h> |
94 | #endif |
95 | /* The gcc -ansi can cause a lot of noise in Solaris because of: |
96 | /usr/include/sys/resource.h:148: warning: 'struct rlimit64' declared inside parameter list |
97 | */ |
98 | int main(int argc, char *argv[]) { |
99 | |
100 | /* Add here test code found to be problematic in some gcc platform. */ |
101 | |
102 | /* Off_t/off_t is a struct in Solaris with largefiles, and with gcc -ansi |
103 | * that struct cannot be compared in some gcc releases with a flat |
104 | * integer, such as a STRLEN. */ |
105 | |
106 | Off_t t0a = 2; |
107 | STRLEN t0b = 3; |
108 | int t0c = t0a == t0b; |
109 | |
110 | return 0; |
111 | } |
112 | __EOT__ |
113 | |
114 | stdflags='' |
bc730b18 |
115 | |
116 | # Further gcc warning options. |
117 | case "$gccversion" in |
118 | '') ;; |
a07cd53d |
119 | [12]*) ;; # gcc versions 1 (gasp!) and 2 are not good for this. |
120 | Intel*) ;; # # Is that you, Intel C++? |
121 | *) for opt in -ansi -pedantic -std=c89 -W -Wextra -Wdeclaration-after-statement -Wendif-labels |
bc730b18 |
122 | do |
123 | case " $ccflags " in |
a07cd53d |
124 | *" $opt "*) ;; # Skip if already there. |
125 | *) rm -f _cflags$_exe |
126 | case "`$cc $cflags $opt _cflags.c -o _cflags$_exe 2>&1`" in |
bc730b18 |
127 | *"unrecognized"*) ;; |
128 | *"Invalid"*) ;; |
9ac4c107 |
129 | *"is valid for C"*) ;; |
a07cd53d |
130 | *) if test -x _cflags$_exe |
131 | then |
132 | case "$opt" in |
133 | -std*) stdflags="$stdflags $opt" ;; |
134 | *) warn="$warn $opt" ;; |
135 | esac |
136 | fi |
137 | ;; |
bc730b18 |
138 | esac |
139 | ;; |
140 | esac |
bc730b18 |
141 | done |
142 | ;; |
143 | esac |
a07cd53d |
144 | rm -f _cflags.c _cflags$_exe |
bc730b18 |
145 | |
9ac4c107 |
146 | case "$gccversion" in |
147 | '') ;; |
148 | *) |
3e8416a3 |
149 | if [ "$gccansipedantic" = "" ]; then |
150 | # If we have -Duse64bitint (or equivalent) in effect and the quadtype |
151 | # has become 'long long', gcc -pedantic becomes unbearable (moreso |
152 | # when combined with -Wall) because long long and LL and %lld|%Ld |
153 | # become warn-worthy. So let's drop the -pedantic in that case. |
154 | case "$quadtype:$sPRId64" in |
155 | "long long"*|*lld*|*Ld*) |
156 | ccflags="`echo $ccflags|sed 's/-pedantic/ /'`" |
157 | warn="`echo $warn|sed 's/-pedantic/ /'`" |
158 | ;; |
159 | esac |
160 | fi |
5cf489d6 |
161 | # Using certain features (like the gcc statement expressions) |
162 | # requires knowing whether -pedantic has been specified. |
9ac4c107 |
163 | case "$warn$ccflags" in |
164 | *-pedantic*) warn="$warn -DPERL_GCC_PEDANTIC" ;; |
165 | esac |
a07cd53d |
166 | ;; |
167 | esac |
b1e55cab |
168 | |
10edeb5d |
169 | # Code to set any extra flags here. |
a07cd53d |
170 | extra='' |
11fcce85 |
171 | |
2b317908 |
172 | echo "Extracting cflags (with variable substitutions)" |
173 | : This section of the file will have variable substitutions done on it. |
174 | : Move anything that needs config subs from !NO!SUBS! section to !GROK!THIS!. |
175 | : Protect any dollar signs and backticks that you do not want interpreted |
176 | : by putting a backslash in front. You may delete these comments. |
165b7424 |
177 | rm -f cflags |
2b317908 |
178 | $spitshell >cflags <<!GROK!THIS! |
ecfc5424 |
179 | $startsh |
bc730b18 |
180 | |
11fcce85 |
181 | # Extra warnings, used e.g. for gcc. |
bc730b18 |
182 | warn="$warn" |
11fcce85 |
183 | # Extra standardness. |
184 | stdflags="$stdflags" |
b1e55cab |
185 | # Extra extra. |
186 | extra="$extra" |
bc730b18 |
187 | |
2b317908 |
188 | !GROK!THIS! |
189 | |
190 | : In the following dollars and backticks do not need the extra backslash. |
191 | $spitshell >>cflags <<'!NO!SUBS!' |
a02608de |
192 | case $PERL_CONFIG_SH in |
2b317908 |
193 | '') |
a0d0e21e |
194 | if test -f config.sh; then TOP=.; |
195 | elif test -f ../config.sh; then TOP=..; |
196 | elif test -f ../../config.sh; then TOP=../..; |
197 | elif test -f ../../../config.sh; then TOP=../../..; |
198 | elif test -f ../../../../config.sh; then TOP=../../../..; |
199 | else |
200 | echo "Can't find config.sh."; exit 1 |
201 | fi |
202 | . $TOP/config.sh |
203 | ;; |
204 | esac |
205 | |
75550b4e |
206 | : syntax: cflags [optimize=XXX] [file[.suffix]] |
207 | : displays the compiler command line for file |
208 | |
1167a30e |
209 | case "X$1" in |
26102cc7 |
210 | Xoptimize=*|X"optimize=*") |
1167a30e |
211 | eval "$1" |
212 | shift |
213 | ;; |
214 | esac |
215 | |
1c3d792e |
216 | also=': ' |
217 | case $# in |
2b317908 |
218 | 1) also='echo 1>&2 " CCCMD = "' |
1c3d792e |
219 | esac |
220 | |
221 | case $# in |
222 | 0) set *.c; echo "The current C flags are:" ;; |
1c3d792e |
223 | esac |
2b317908 |
224 | |
578789a7 |
225 | set `echo "$* " | sed -e 's/\.[oc] / /g' -e 's/\.obj / /g' -e "s/\\$obj_ext / /g"` |
2b317908 |
226 | |
1c3d792e |
227 | for file do |
228 | |
229 | case "$#" in |
230 | 1) ;; |
2b317908 |
231 | *) echo $n " $file.c $c" ;; |
1c3d792e |
232 | esac |
233 | |
2b317908 |
234 | : allow variables like toke_cflags to be evaluated |
235 | |
8736538c |
236 | if echo $file | grep -v / >/dev/null |
237 | then |
238 | eval 'eval ${'"${file}_cflags"'-""}' |
239 | fi |
2b317908 |
240 | |
241 | : or customize here |
242 | |
1c3d792e |
243 | case "$file" in |
a0d0e21e |
244 | DB_File) ;; |
245 | GDBM_File) ;; |
2304df62 |
246 | NDBM_File) ;; |
247 | ODBM_File) ;; |
248 | POSIX) ;; |
249 | SDBM_File) ;; |
250 | av) ;; |
4b6be2dd |
251 | byterun) ;; |
2304df62 |
252 | deb) ;; |
253 | dl) ;; |
2b317908 |
254 | doio) ;; |
2304df62 |
255 | doop) ;; |
2b317908 |
256 | dump) ;; |
59bea8cf |
257 | globals) ;; |
2304df62 |
258 | gv) ;; |
259 | hv) ;; |
a6ec74c1 |
260 | locale) ;; |
59bea8cf |
261 | madly) ;; |
2304df62 |
262 | main) ;; |
2b317908 |
263 | malloc) ;; |
2304df62 |
264 | mg) ;; |
265 | miniperlmain) ;; |
a6ec74c1 |
266 | numeric) ;; |
2304df62 |
267 | op) ;; |
59bea8cf |
268 | opmini) ;; |
269 | pad) ;; |
2b317908 |
270 | perl) ;; |
6f4183fe |
271 | perlapi) ;; |
2304df62 |
272 | perlmain) ;; |
2b317908 |
273 | perly) ;; |
2304df62 |
274 | pp) ;; |
a0d0e21e |
275 | pp_ctl) ;; |
276 | pp_hot) ;; |
a6ec74c1 |
277 | pp_pack) ;; |
59bea8cf |
278 | pp_sort) ;; |
a0d0e21e |
279 | pp_sys) ;; |
2b317908 |
280 | regcomp) ;; |
281 | regexec) ;; |
2304df62 |
282 | run) ;; |
283 | scope) ;; |
284 | sv) ;; |
285 | taint) ;; |
2b317908 |
286 | toke) ;; |
59bea8cf |
287 | universal) ;; |
2b317908 |
288 | usersub) ;; |
59bea8cf |
289 | utf8) ;; |
2b317908 |
290 | util) ;; |
59bea8cf |
291 | xsutils) ;; |
1c3d792e |
292 | *) ;; |
293 | esac |
294 | |
666ea192 |
295 | case "$cc" in |
7e827271 |
296 | *g++*) |
9ac4c107 |
297 | # Extra paranoia in case people have bad canned ccflags: |
298 | # bad in the sense that the flags are accepted by g++, |
299 | # but then whined about. |
300 | for f in -Wdeclaration-after-statement -std=c89 |
301 | do |
302 | ccflags="`echo $ccflags|sed 's/$f/ /'`" |
303 | done |
7e827271 |
304 | ;; |
305 | esac |
306 | |
307 | case "$cc" in |
308 | *g++*) |
309 | # Without -Wno-unused-variable g++ 4.x compiles are rather unwatchable |
a7ae1e4a |
310 | # because of all the warnings about Perl___notused, and g++ doesn't do |
311 | # __attribute__((unused)) (and even if at some stage it may, people do |
312 | # have older gcc installations), and ((void)x) isn't enough to silence |
313 | # the noises about XS functions not using their cv parameter, so we need |
314 | # the -Wno-unused-parameter too. |
315 | # Yes, we lose some valid warnings, but hopefully other compilers |
316 | # (like gcc) will still pick up those warnings. |
317 | for o in -Wno-unused-variable -Wno-unused-parameter |
7e827271 |
318 | do |
319 | case "$warn" in |
320 | *$o*) ;; |
321 | *) warn="$warn $o" ;; |
322 | esac |
323 | done |
324 | ;; |
666ea192 |
325 | esac |
326 | |
69c7f294 |
327 | if test -f .patch; then |
328 | ccflags="-DPERL_PATCHNUM=`cat .patch` $ccflags" |
329 | fi |
330 | |
c4f23d77 |
331 | : Can we perhaps use $ansi2knr here |
b1e55cab |
332 | echo "$cc -c -DPERL_CORE $ccflags $stdflags $optimize $warn $extra" |
333 | eval "$also "'"$cc -DPERL_CORE -c $ccflags $stdflags $optimize $warn $extra"' |
2b317908 |
334 | |
a0d0e21e |
335 | . $TOP/config.sh |
2b317908 |
336 | |
1c3d792e |
337 | done |
2b317908 |
338 | !NO!SUBS! |
a0d0e21e |
339 | chmod 755 cflags |
2b317908 |
340 | $eunicefix cflags |