source: rtems/c/src/configure.ac @ fc2ec62

5
Last change on this file since fc2ec62 was f17df94, checked in by Sebastian Huber <sebastian.huber@…>, on 03/26/18 at 07:14:16

build: configure.ac is a file

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Line 
1## Process this file with autoconf to produce a configure script.
2##
3
4AC_PREREQ([2.69])
5AC_INIT([rtems-c-src],[_RTEMS_VERSION],[https://devel.rtems.org/newticket])
6AC_CONFIG_SRCDIR([libchip])
7RTEMS_TOP(../..)
8RTEMS_SOURCE_TOP
9RTEMS_BUILD_TOP
10
11RTEMS_ENABLE_CXX
12RTEMS_ENABLE_NETWORKING
13
14RTEMS_CANONICAL_TARGET_CPU
15
16AM_INIT_AUTOMAKE([no-define subdir-objects no-exeext foreign 1.12.2])
17AM_MAINTAINER_MODE
18
19RTEMS_ENABLE_MULTIPROCESSING
20RTEMS_ENABLE_CXX
21RTEMS_ENV_RTEMSBSP
22
23RTEMS_CHECK_CUSTOM_BSP(RTEMS_BSP)
24
25RTEMS_CHECK_POSIX_API(RTEMS_BSP)
26RTEMS_CHECK_SMP
27
28AC_MSG_NOTICE([setting up make/custom])
29
30AS_MKDIR_P([make/custom])
31AM_SET_DEPDIR
32test -d ${DEPDIR} || mkdir ${DEPDIR}
33
34rm -f ${DEPDIR}/cfg.P
35cp ${srcdir}/make/custom/default.cfg.in make/custom/default.cfg
36cat << EOF > ${DEPDIR}/cfg.P
37# Do not edit - automatically generated by $0
38make/custom/default.cfg: \$(srcdir)/make/custom/default.cfg.in
39        @\$(MKDIR_P) make/custom
40        cp \$(srcdir)/make/custom/default.cfg.in make/custom/default.cfg
41EOF
42
43# Collect and copy the BSP's make/custom/*.cfg files from the toplevel make
44# directory into the build tree's <bsp>/make/custom subdirectories
45CUSTOM_CFG_FILES=
46f="${RTEMS_BSP}.cfg"
47while test -n "$f"; do
48  cfg_file=
49  _RTEMS_CHECK_CUSTOM_BSP([$f],cfg_file)
50  if test -n "${cfg_file}"; then
51    cp ${cfg_file} make/custom/$f
52cat << EOF >> ${DEPDIR}/cfg.P
53make/custom/$f: ${cfg_file} make/custom/default.cfg
54        cp ${cfg_file} make/custom/$f
55EOF
56    CUSTOM_CFG_FILES="$CUSTOM_CFG_FILES make/custom/$f"
57    f=`grep "^include.*make/custom" ${cfg_file} \
58    | sed \
59      -e 's%^.*custom\/%%' \
60      -e 's%default\.cfg%%'`;
61  else break; fi;
62done
63
64AC_MSG_NOTICE([creating make/${RTEMS_BSP}.cache])
65${MAKE-make} -f ${srcdir}/make/bsp.mak \
66RTEMS_BSP=${RTEMS_BSP} \
67RTEMS_ROOT=. make/${RTEMS_BSP}.cache
68
69# Read back the cache
70AC_CACHE_CHECK([for RTEMS_CPU_MODEL], [ac_cv_env_RTEMS_CPU_MODEL],
71[. ./make/${RTEMS_BSP}.cache])
72RTEMS_CPU_MODEL=$ac_cv_env_RTEMS_CPU_MODEL
73AC_SUBST(RTEMS_CPU_MODEL)
74test -n "${RTEMS_CPU_MODEL}" && \
75  ac_configure_args="$ac_configure_args 'RTEMS_CPU_MODEL=${RTEMS_CPU_MODEL}'"
76
77AC_CACHE_CHECK([for RTEMS_BSP_FAMILY],[ac_cv_env_RTEMS_BSP_FAMILY],
78[RTEMS_BSP_ALIAS([${RTEMS_BSP}],[ac_cv_env_RTEMS_BSP_FAMILY])])
79RTEMS_BSP_FAMILY=$ac_cv_env_RTEMS_BSP_FAMILY
80AC_SUBST(RTEMS_BSP_FAMILY)
81test -n "${RTEMS_BSP_FAMILY}" && \
82  ac_configure_args="$ac_configure_args 'RTEMS_BSP_FAMILY=${RTEMS_BSP_FAMILY}'"
83
84AC_CACHE_CHECK([for CPU_CFLAGS],[ac_cv_env_CPU_CFLAGS],
85[. ./make/${RTEMS_BSP}.cache])
86CPU_CFLAGS=$ac_cv_env_CPU_CFLAGS
87
88AC_CACHE_CHECK([for CFLAGS_OPTIMIZE_V],[ac_cv_env_CFLAGS_OPTIMIZE_V],
89[. ./make/${RTEMS_BSP}.cache])
90CFLAGS_OPTIMIZE_V=$ac_cv_env_CFLAGS_OPTIMIZE_V
91
92# Was CFLAGS set?
93rtems_cv_CFLAGS_set="${CFLAGS+set}"
94
95CFLAGS="${CFLAGS-${CPU_CFLAGS} ${CFLAGS_OPTIMIZE_V}}"
96
97RTEMS_PROG_CC_FOR_TARGET
98RTEMS_PROG_CXX_FOR_TARGET
99AM_PROG_CC_C_O
100RTEMS_PROG_CCAS
101RTEMS_CANONICALIZE_TOOLS
102
103# Append warning flags if CFLAGS wasn't set.
104AS_IF([test "$GCC" = yes && test "$rtems_cv_CFLAGS_set" != set],
105[CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wimplicit-function-declaration -Wstrict-prototypes -Wnested-externs"])
106
107AS_IF([test -n "${CFLAGS}"],[
108ac_configure_args="$ac_configure_args 'CFLAGS=${CFLAGS}'"])
109
110RTEMS_CHECK_GCC_WEAK
111
112AC_SUBST(CUSTOM_CFG_FILES)
113
114RTEMS_CHECK_NETWORKING(RTEMS_BSP)
115RTEMS_CHECK_MULTIPROCESSING
116
117BSP_SUBDIRS=
118## Configure ${srcdir}/../../cpukit as cpukit/ if multilibs are disabled
119RTEMS_BSP_CONFIG_SUBDIR(
120  [cpukit],[../../cpukit],
121  ['--with-project-root=${with_project_root}../$RTEMS_BSP/' \
122   '--includedir=${exec_prefix}/${RTEMS_BSP}/lib/include' \
123   '--libdir=${exec_prefix}/${RTEMS_BSP}/lib' \
124  ],
125  [test x"$multilib" = xno])
126
127## Note: the order of the directories below is essential
128AC_CONFIG_SUBDIRS([make])
129BSP_SUBDIRS="$BSP_SUBDIRS make"
130
131RTEMS_CPU_SUBDIRS(lib/libcpu)
132if test -f "${srcdir}/lib/libcpu/${RTEMS_CPU}/configure.ac"; then
133  libcpu_cpu_subdir="${RTEMS_CPU}"
134else
135  libcpu_cpu_subdir=
136fi
137AC_SUBST(libcpu_cpu_subdir)
138
139# Is there code where there should be for this BSP?
140RTEMS_CPU_SUBDIRS([lib/libbsp])
141AC_SUBST(libbsp_cpu_subdir,$RTEMS_CPU)
142
143BSP_SUBDIRS="$BSP_SUBDIRS lib"
144BSP_SUBDIRS="$BSP_SUBDIRS libchip"
145BSP_SUBDIRS="$BSP_SUBDIRS support"
146BSP_SUBDIRS="$BSP_SUBDIRS wrapup"
147
148# Build testsuites
149RTEMS_BSP_CONFIG_SUBDIR(
150  [testsuites],[../../testsuites],
151  ['--enable-rtems-root=../' \
152   '--enable-project-root=${with_project_root}../$RTEMS_BSP' \
153   '--with-project-top=${with_project_top}../' \
154   '--enable-rtemsbsp=$RTEMS_BSP' \
155   '--includedir=${exec_prefix}/${RTEMS_BSP}/lib/include' \
156   '--libdir=${exec_prefix}/${RTEMS_BSP}/lib' \
157  ],
158  [test x"$enable_tests" != x"no"])
159
160AC_SUBST([BSP_SUBDIRS],[$BSP_SUBDIRS])
161
162AS_IF([test "$host_cpu" = sparc],[
163  AC_DEFINE_UNQUOTED([CPU_U32_FIX],[1],
164    [whether to enable ipalignment work-around])
165])
166
167AM_CONDITIONAL([HAS_NETWORKING],[test "$HAS_NETWORKING" = "yes"])
168AM_CONDITIONAL(HAS_SMP,[test "$rtems_cv_HAS_SMP" = "yes"])
169
170RTEMS_PROJECT_ROOT
171
172# Explicitly list all Makefiles here
173AC_CONFIG_FILES([Makefile],
174[${MAKE} make/${RTEMS_BSP}.cache],
175[RTEMS_BSP=${RTEMS_BSP}
176 MAKE=${MAKE}])
177
178AC_CONFIG_FILES([
179support/Makefile
180libchip/Makefile
181lib/Makefile
182lib/libcpu/Makefile
183lib/libbsp/Makefile
184wrapup/Makefile
185])
186
187AC_OUTPUT
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