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f0569246 AC |
1 | # This file contains common code used by all simulators. |
2 | # | |
3 | # common.m4 invokes AC macros used by all simulators and by the common | |
4 | # directory. It is intended to be included before any target specific | |
5 | # stuff. SIM_AC_OUTPUT is a cover function to AC_OUTPUT to generate | |
6 | # the Makefile. It is intended to be invoked last. | |
7 | # | |
8 | # The simulator's configure.in should look like: | |
9 | # | |
10 | # dnl Process this file with autoconf to produce a configure script. | |
11 | # AC_PREREQ(2.5)dnl | |
12 | # AC_INIT(Makefile.in) | |
35695fd6 | 13 | # AC_CONFIG_HEADER(config.h:config.in) |
f0569246 | 14 | # |
35695fd6 | 15 | # sinclude(../common/aclocal.m4) |
f0569246 AC |
16 | # sinclude(../common/common.m4) |
17 | # | |
18 | # ... target specific stuff ... | |
19 | ||
f0569246 AC |
20 | AC_CANONICAL_SYSTEM |
21 | AC_ARG_PROGRAM | |
22 | AC_PROG_CC | |
23 | AC_PROG_INSTALL | |
24 | ||
25 | # Put a plausible default for CC_FOR_BUILD in Makefile. | |
26 | if test "x$cross_compiling" = "xno"; then | |
27 | CC_FOR_BUILD='$(CC)' | |
28 | else | |
29 | CC_FOR_BUILD=gcc | |
30 | fi | |
31 | AC_SUBST(CC_FOR_BUILD) | |
32 | ||
33 | AC_SUBST(CFLAGS) | |
34 | AC_SUBST(HDEFINES) | |
35 | AR=${AR-ar} | |
36 | AC_SUBST(AR) | |
37 | AC_PROG_RANLIB | |
38 | ||
39 | dnl We don't use gettext, but bfd does. So we do the appropriate checks | |
40 | dnl to see if there are intl libraries we should link against. | |
41 | ALL_LINGUAS= | |
e85e3205 | 42 | ZW_GNU_GETTEXT_SISTER_DIR(../../intl) |
f0569246 AC |
43 | |
44 | # Check for common headers. | |
45 | # FIXME: Seems to me this can cause problems for i386-windows hosts. | |
46 | # At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*. | |
47 | AC_CHECK_HEADERS(stdlib.h string.h strings.h unistd.h time.h) | |
48 | AC_CHECK_HEADERS(sys/time.h sys/resource.h) | |
49 | AC_CHECK_HEADERS(fcntl.h fpu_control.h) | |
50 | AC_CHECK_HEADERS(dlfcn.h errno.h sys/stat.h) | |
51 | AC_CHECK_FUNCS(getrusage time sigaction __setfpucw) | |
52 | ||
53 | # Check for socket libraries | |
54 | AC_CHECK_LIB(socket, bind) | |
55 | AC_CHECK_LIB(nsl, gethostbyname) | |
56 | ||
ecdfd004 HPN |
57 | # BFD conditionally uses zlib, so we must link it in if libbfd does, by |
58 | # using the same condition. | |
59 | AC_SEARCH_LIBS(zlibVersion, z, [AC_CHECK_HEADERS(zlib.h)]) | |
60 | ||
f0569246 AC |
61 | . ${srcdir}/../../bfd/configure.host |
62 | ||
63 | dnl Standard (and optional) simulator options. | |
64 | dnl Eventually all simulators will support these. | |
65 | dnl Do not add any here that cannot be supported by all simulators. | |
66 | dnl Do not add similar but different options to a particular simulator, | |
67 | dnl all shall eventually behave the same way. | |
68 | ||
69 | ||
70 | dnl We don't use automake, but we still want to support | |
71 | dnl --enable-maintainer-mode. | |
72 | USE_MAINTAINER_MODE=no | |
73 | AC_ARG_ENABLE(maintainer-mode, | |
74 | [ --enable-maintainer-mode Enable developer functionality.], | |
75 | [case "${enableval}" in | |
76 | yes) MAINT="" USE_MAINTAINER_MODE=yes ;; | |
77 | no) MAINT="#" ;; | |
78 | *) AC_MSG_ERROR("--enable-maintainer-mode does not take a value"); MAINT="#" ;; | |
79 | esac | |
80 | if test x"$silent" != x"yes" && test x"$MAINT" = x""; then | |
81 | echo "Setting maintainer mode" 6>&1 | |
82 | fi],[MAINT="#"])dnl | |
83 | AC_SUBST(MAINT) | |
84 | ||
85 | ||
86 | dnl This is a generic option to enable special byte swapping | |
87 | dnl insns on *any* cpu. | |
88 | AC_ARG_ENABLE(sim-bswap, | |
89 | [ --enable-sim-bswap Use Host specific BSWAP instruction.], | |
90 | [case "${enableval}" in | |
91 | yes) sim_bswap="-DWITH_BSWAP=1 -DUSE_BSWAP=1";; | |
92 | no) sim_bswap="-DWITH_BSWAP=0";; | |
93 | *) AC_MSG_ERROR("--enable-sim-bswap does not take a value"); sim_bswap="";; | |
94 | esac | |
95 | if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then | |
96 | echo "Setting bswap flags = $sim_bswap" 6>&1 | |
97 | fi],[sim_bswap=""])dnl | |
98 | AC_SUBST(sim_bswap) | |
99 | ||
100 | ||
101 | AC_ARG_ENABLE(sim-cflags, | |
102 | [ --enable-sim-cflags=opts Extra CFLAGS for use in building simulator], | |
103 | [case "${enableval}" in | |
104 | yes) sim_cflags="-O2 -fomit-frame-pointer";; | |
105 | trace) AC_MSG_ERROR("Please use --enable-sim-debug instead."); sim_cflags="";; | |
106 | no) sim_cflags="";; | |
107 | *) sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;; | |
108 | esac | |
109 | if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then | |
110 | echo "Setting sim cflags = $sim_cflags" 6>&1 | |
111 | fi],[sim_cflags=""])dnl | |
112 | AC_SUBST(sim_cflags) | |
113 | ||
114 | ||
115 | dnl --enable-sim-debug is for developers of the simulator | |
116 | dnl the allowable values are work-in-progress | |
117 | AC_ARG_ENABLE(sim-debug, | |
118 | [ --enable-sim-debug=opts Enable debugging flags], | |
119 | [case "${enableval}" in | |
120 | yes) sim_debug="-DDEBUG=7 -DWITH_DEBUG=7";; | |
121 | no) sim_debug="-DDEBUG=0 -DWITH_DEBUG=0";; | |
122 | *) sim_debug="-DDEBUG='(${enableval})' -DWITH_DEBUG='(${enableval})'";; | |
123 | esac | |
124 | if test x"$silent" != x"yes" && test x"$sim_debug" != x""; then | |
125 | echo "Setting sim debug = $sim_debug" 6>&1 | |
126 | fi],[sim_debug=""])dnl | |
127 | AC_SUBST(sim_debug) | |
128 | ||
129 | ||
130 | dnl --enable-sim-stdio is for users of the simulator | |
131 | dnl It determines if IO from the program is routed through STDIO (buffered) | |
132 | AC_ARG_ENABLE(sim-stdio, | |
133 | [ --enable-sim-stdio Specify whether to use stdio for console input/output.], | |
134 | [case "${enableval}" in | |
135 | yes) sim_stdio="-DWITH_STDIO=DO_USE_STDIO";; | |
136 | no) sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";; | |
137 | *) AC_MSG_ERROR("Unknown value $enableval passed to --enable-sim-stdio"); sim_stdio="";; | |
138 | esac | |
139 | if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then | |
140 | echo "Setting stdio flags = $sim_stdio" 6>&1 | |
141 | fi],[sim_stdio=""])dnl | |
142 | AC_SUBST(sim_stdio) | |
143 | ||
144 | ||
145 | dnl --enable-sim-trace is for users of the simulator | |
146 | dnl The argument is either a bitmask of things to enable [exactly what is | |
147 | dnl up to the simulator], or is a comma separated list of names of tracing | |
148 | dnl elements to enable. The latter is only supported on simulators that | |
149 | dnl use WITH_TRACE. | |
150 | AC_ARG_ENABLE(sim-trace, | |
151 | [ --enable-sim-trace=opts Enable tracing flags], | |
152 | [case "${enableval}" in | |
153 | yes) sim_trace="-DTRACE=1 -DWITH_TRACE=-1";; | |
154 | no) sim_trace="-DTRACE=0 -DWITH_TRACE=0";; | |
155 | [[-0-9]]*) | |
156 | sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";; | |
157 | [[a-z]]*) | |
158 | sim_trace="" | |
159 | for x in `echo "$enableval" | sed -e "s/,/ /g"`; do | |
160 | if test x"$sim_trace" = x; then | |
161 | sim_trace="-DWITH_TRACE='(TRACE_$x" | |
162 | else | |
163 | sim_trace="${sim_trace}|TRACE_$x" | |
164 | fi | |
165 | done | |
166 | sim_trace="$sim_trace)'" ;; | |
167 | esac | |
168 | if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then | |
169 | echo "Setting sim trace = $sim_trace" 6>&1 | |
170 | fi],[sim_trace=""])dnl | |
171 | AC_SUBST(sim_trace) | |
172 | ||
173 | ||
174 | dnl --enable-sim-profile | |
175 | dnl The argument is either a bitmask of things to enable [exactly what is | |
176 | dnl up to the simulator], or is a comma separated list of names of profiling | |
177 | dnl elements to enable. The latter is only supported on simulators that | |
178 | dnl use WITH_PROFILE. | |
179 | AC_ARG_ENABLE(sim-profile, | |
180 | [ --enable-sim-profile=opts Enable profiling flags], | |
181 | [case "${enableval}" in | |
182 | yes) sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1";; | |
183 | no) sim_profile="-DPROFILE=0 -DWITH_PROFILE=0";; | |
184 | [[-0-9]]*) | |
185 | sim_profile="-DPROFILE='(${enableval})' -DWITH_PROFILE='(${enableval})'";; | |
186 | [[a-z]]*) | |
187 | sim_profile="" | |
188 | for x in `echo "$enableval" | sed -e "s/,/ /g"`; do | |
189 | if test x"$sim_profile" = x; then | |
190 | sim_profile="-DWITH_PROFILE='(PROFILE_$x" | |
191 | else | |
192 | sim_profile="${sim_profile}|PROFILE_$x" | |
193 | fi | |
194 | done | |
195 | sim_profile="$sim_profile)'" ;; | |
196 | esac | |
197 | if test x"$silent" != x"yes" && test x"$sim_profile" != x""; then | |
198 | echo "Setting sim profile = $sim_profile" 6>&1 | |
199 | fi],[sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1"])dnl | |
200 | AC_SUBST(sim_profile) | |
201 | ||
6efef468 JM |
202 | ACX_PKGVERSION([GDB]) |
203 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) | |
204 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) | |
205 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) | |
f0569246 AC |
206 | |
207 | dnl Types used by common code | |
208 | AC_TYPE_SIGNAL | |
209 | ||
210 | dnl Detect exe extension | |
211 | AC_EXEEXT | |
212 | ||
213 | dnl These are available to append to as desired. | |
214 | sim_link_files= | |
215 | sim_link_links= | |
216 | ||
217 | dnl Create tconfig.h either from simulator's tconfig.in or default one | |
218 | dnl in common. | |
219 | sim_link_links=tconfig.h | |
220 | if test -f ${srcdir}/tconfig.in | |
221 | then | |
222 | sim_link_files=tconfig.in | |
223 | else | |
224 | sim_link_files=../common/tconfig.in | |
225 | fi | |
226 | ||
227 | # targ-vals.def points to the libc macro description file. | |
228 | case "${target}" in | |
229 | *-*-*) TARG_VALS_DEF=../common/nltvals.def ;; | |
230 | esac | |
231 | sim_link_files="${sim_link_files} ${TARG_VALS_DEF}" | |
232 | sim_link_links="${sim_link_links} targ-vals.def" |