Sun, 01 Oct 2023 14:41:17 +0200
improve Makefiles
1 #!/bin/sh
3 # create temporary directory
4 TEMP_DIR=".tmp-`uname -n`"
5 rm -Rf "$TEMP_DIR"
6 if mkdir -p "$TEMP_DIR"; then
7 :
8 else
9 echo "Cannot create tmp dir $TEMP_DIR"
10 echo "Abort"
11 exit 1
12 fi
13 touch "$TEMP_DIR/options"
14 touch "$TEMP_DIR/features"
16 # define standard variables
17 PREFIX=/usr
18 EPREFIX=
19 BINDIR=
20 SBINDIR=
21 LIBDIR=
22 LIBEXECDIR=
23 DATADIR=
24 SYSCONFDIR=
25 SHAREDSTATEDIR=
26 LOCALSTATEDIR=
27 INCLUDEDIR=
28 INFODIR=
29 MANDIR=
31 # custom variables
33 # features
35 # clean abort
36 abort_configure()
37 {
38 rm -Rf "$TEMP_DIR"
39 exit 1
40 }
42 # help text
43 printhelp()
44 {
45 echo "Usage: $0 [OPTIONS]..."
46 cat << __EOF__
47 Installation directories:
48 --prefix=PREFIX path prefix for architecture-independent files
49 [/usr]
50 --exec-prefix=EPREFIX path prefix for architecture-dependent files
51 [PREFIX]
53 --bindir=DIR user executables [EPREFIX/bin]
54 --sbindir=DIR system admin executables [EPREFIX/sbin]
55 --libexecdir=DIR program executables [EPREFIX/libexec]
56 --sysconfdir=DIR system configuration files [PREFIX/etc]
57 --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com]
58 --localstatedir=DIR modifiable single-machine data [PREFIX/var]
59 --libdir=DIR object code libraries [EPREFIX/lib]
60 --includedir=DIR C header files [PREFIX/include]
61 --datarootdir=DIR read-only arch.-independent data root [PREFIX/share]
62 --datadir=DIR read-only architecture-independent data [DATAROOTDIR]
63 --infodir=DIR info documentation [DATAROOTDIR/info]
64 --mandir=DIR man documentation [DATAROOTDIR/man]
66 __EOF__
67 }
69 #
70 # parse arguments
71 #
72 BUILD_TYPE="default"
73 for ARG in "$@"
74 do
75 case "$ARG" in
76 "--prefix="*) PREFIX=${ARG#--prefix=} ;;
77 "--exec-prefix="*) EPREFIX=${ARG#--exec-prefix=} ;;
78 "--bindir="*) BINDIR=${ARG#----bindir=} ;;
79 "--sbindir="*) SBINDIR=${ARG#--sbindir=} ;;
80 "--libdir="*) LIBDIR=${ARG#--libdir=} ;;
81 "--libexecdir="*) LIBEXECDIR=${ARG#--libexecdir=} ;;
82 "--datadir="*) DATADIR=${ARG#--datadir=} ;;
83 "--sysconfdir="*) SYSCONFDIR=${ARG#--sysconfdir=} ;;
84 "--sharedstatedir="*) SHAREDSTATEDIR=${ARG#--sharedstatedir=} ;;
85 "--localstatedir="*) LOCALSTATEDIR=${ARG#--localstatedir=} ;;
86 "--includedir="*) INCLUDEDIR=${ARG#--includedir=} ;;
87 "--infodir="*) INFODIR=${ARG#--infodir=} ;;
88 "--mandir"*) MANDIR=${ARG#--mandir} ;;
89 "--help"*) printhelp; abort_configure ;;
90 "--debug") BUILD_TYPE="debug" ;;
91 "--release") BUILD_TYPE="release" ;;
92 "-"*) echo "unknown option: $ARG"; abort_configure ;;
93 esac
94 done
97 # set dir variables
98 : ${EPREFIX:="$PREFIX"}
99 : ${BINDIR:="$EPREFIX/bin"}
100 : ${SBINDIR:="$EPREFIX/sbin"}
101 : ${LIBDIR:="$EPREFIX/lib"}
102 : ${LIBEXECDIR:="$EPREFIX/libexec"}
103 : ${DATADIR:="$PREFIX/share"}
104 : ${SYSCONFDIR:="$PREFIX/etc"}
105 : ${SHAREDSTATEDIR:="$PREFIX/com"}
106 : ${LOCALSTATEDIR:="$PREFIX/var"}
107 : ${INCLUDEDIR:="$PREFIX/include"}
108 : ${INFODIR:="$PREFIX/info"}
109 : ${MANDIR:="$PREFIX/man"}
111 # Test for availability of pkg-config
112 PKG_CONFIG=`command -v pkg-config`
113 : ${PKG_CONFIG:="false"}
115 # Simple uname based platform detection
116 # $PLATFORM is used for platform dependent dependency selection
117 OS=`uname -s`
118 OS_VERSION=`uname -r`
119 printf "detect platform... "
120 if [ "$OS" = "SunOS" ]; then
121 PLATFORM="solaris sunos unix svr4"
122 fi
123 if [ "$OS" = "Linux" ]; then
124 PLATFORM="linux unix"
125 fi
126 if [ "$OS" = "FreeBSD" ]; then
127 PLATFORM="freebsd bsd unix"
128 fi
129 if [ "$OS" = "Darwin" ]; then
130 PLATFORM="macos osx bsd unix"
131 fi
132 if echo "$OS" | grep -i "MINGW" > /dev/null; then
133 PLATFORM="windows mingw"
134 fi
135 : ${PLATFORM:="unix"}
137 PLATFORM_NAME=`echo "$PLATFORM" | cut -f1 -d' ' -`
138 echo "$PLATFORM_NAME"
140 isplatform()
141 {
142 for p in $PLATFORM
143 do
144 if [ "$p" = "$1" ]; then
145 return 0
146 fi
147 done
148 return 1
149 }
150 notisplatform()
151 {
152 for p in $PLATFORM
153 do
154 if [ "$p" = "$1" ]; then
155 return 1
156 fi
157 done
158 return 0
159 }
162 # generate vars.mk
163 cat > "$TEMP_DIR/vars.mk" << __EOF__
164 PREFIX="$PREFIX"
165 EPREFIX="$EPREFIX"
166 BINDIR="$BINDIR"
167 SBINDIR="$SBINDIR"
168 LIBDIR="$LIBDIR"
169 LIBEXECDIR="$LIBEXECDIR"
170 DATADIR="$DATADIR"
171 SYSCONFDIR="$SYSCONFDIR"
172 SHAREDSTATEDIR="$SHAREDSTATEDIR"
173 LOCALSTATEDIR="$LOCALSTATEDIR"
174 INCLUDEDIR="$INCLUDEDIR"
175 INFODIR="$INFODIR"
176 MANDIR="$MANDIR"
177 __EOF__
178 sort -u -o "$TEMP_DIR/vars.mk" "$TEMP_DIR/vars.mk"
181 # toolchain detection utilities
182 . make/toolchain.sh
184 #
185 # DEPENDENCIES
186 #
188 # check languages
189 lang_c=
190 lang_cpp=
191 if detect_c_compiler ; then
192 lang_c=1
193 fi
195 # create buffer for make variables required by dependencies
196 echo > "$TEMP_DIR/make.mk"
198 test_pkg_config()
199 {
200 if "$PKG_CONFIG" --exists "$1" ; then :
201 else return 1 ; fi
202 if [ -z "$2" ] || "$PKG_CONFIG" --atleast-version="$2" "$1" ; then :
203 else return 1 ; fi
204 if [ -z "$3" ] || "$PKG_CONFIG" --exact-version="$3" "$1" ; then :
205 else return 1 ; fi
206 if [ -z "$4" ] || "$PKG_CONFIG" --max-version="$4" "$1" ; then :
207 else return 1 ; fi
208 return 0
209 }
211 dependency_error_ucx()
212 {
213 printf "checking for ucx... "
214 # dependency ucx
215 while true
216 do
217 if check_lib ucx cx/list.h > /dev/null ; then
218 :
219 else
220 break
221 fi
222 TEMP_LDFLAGS="$TEMP_LDFLAGS -lucx"
223 echo yes
224 return 1
225 done
227 echo no
228 return 0
229 }
230 dependency_error_tools()
231 {
232 printf "checking for tools... "
233 # dependency tools platform="unix"
234 while true
235 do
236 if notisplatform "unix"; then
237 break
238 fi
239 cat >> $TEMP_DIR/make.mk << __EOF__
240 # Dependency: tools
241 RMDIR=rm -fR
242 MKDIR=mkdir -p
244 __EOF__
245 echo yes
246 return 1
247 done
249 echo no
250 return 0
251 }
256 # start collecting dependency information
257 echo > "$TEMP_DIR/flags.mk"
259 DEPENDENCIES_FAILED=
260 ERROR=0
261 # unnamed dependencies
262 TEMP_CFLAGS=
263 TEMP_CXXFLAGS=
264 TEMP_LDFLAGS=
265 while true
266 do
267 while true
268 do
269 if [ -z "$lang_c" ] ; then
270 ERROR=1
271 break
272 fi
274 break
275 done
276 break
277 done
279 # add general dependency flags to flags.mk
280 echo "# general flags" >> "$TEMP_DIR/flags.mk"
281 if [ -n "${TEMP_CFLAGS}" ]; then
282 echo "CFLAGS += $TEMP_CFLAGS" >> "$TEMP_DIR/flags.mk"
283 fi
284 if [ -n "${TEMP_CXXFLAGS}" ]; then
285 echo "CXXFLAGS += $TEMP_CXXFLAGS" >> "$TEMP_DIR/flags.mk"
286 fi
287 if [ -n "${TEMP_LDFLAGS}" ]; then
288 echo "LDFLAGS += $TEMP_LDFLAGS" >> "$TEMP_DIR/flags.mk"
289 fi
291 #
292 # OPTION VALUES
293 #
295 #
296 # TARGETS
297 #
299 echo >> "$TEMP_DIR/flags.mk"
300 # Target: default
301 echo "# flags for target default" >> "$TEMP_DIR/flags.mk"
302 TEMP_CFLAGS=
303 TEMP_CXXFLAGS=
304 TEMP_LDFLAGS=
306 if dependency_error_ucx; then
307 DEPENDENCIES_FAILED="$DEPENDENCIES_FAILED ucx "
308 ERROR=1
309 fi
310 if dependency_error_tools; then
311 DEPENDENCIES_FAILED="$DEPENDENCIES_FAILED tools "
312 ERROR=1
313 fi
315 # Features
318 if [ -n "${TEMP_CFLAGS}" ]; then
319 echo "CFLAGS += $TEMP_CFLAGS" >> "$TEMP_DIR/flags.mk"
320 fi
321 if [ -n "${TEMP_CXXFLAGS}" ]; then
322 echo "CXXFLAGS += $TEMP_CXXFLAGS" >> "$TEMP_DIR/flags.mk"
323 fi
324 if [ "$BUILD_TYPE" = "debug" ]; then
325 echo 'CFLAGS += ${DEBUG_CC_FLAGS}' >> "$TEMP_DIR/flags.mk"
326 echo 'CXXFLAGS += ${DEBUG_CXX_FLAGS}' >> "$TEMP_DIR/flags.mk"
327 fi
328 if [ "$BUILD_TYPE" = "release" ]; then
329 echo 'CFLAGS += ${RELEASE_CC_FLAGS}' >> "$TEMP_DIR/flags.mk"
330 echo 'CXXFLAGS += ${RELEASE_CXX_FLAGS}' >> "$TEMP_DIR/flags.mk"
331 fi
332 if [ -n "${TEMP_LDFLAGS}" ]; then
333 echo "LDFLAGS += $TEMP_LDFLAGS" >> "$TEMP_DIR/flags.mk"
334 fi
337 # final result
338 if [ $ERROR -ne 0 ]; then
339 echo
340 echo "Error: Unresolved dependencies"
341 echo "$DEPENDENCIES_FAILED"
342 abort_configure
343 fi
345 echo "configure finished"
346 echo
347 echo "Build Config:"
348 echo " PREFIX: $PREFIX"
349 echo " TOOLCHAIN: $TOOLCHAIN_NAME"
350 echo
352 # generate the config.mk file
353 cat > "$TEMP_DIR/config.mk" << __EOF__
354 #
355 # config.mk generated by configure
356 #
358 __EOF__
359 write_toolchain_defaults "$TEMP_DIR/toolchain.mk"
360 cat "$TEMP_DIR/vars.mk" "$TEMP_DIR/toolchain.mk" "$TEMP_DIR/flags.mk" "$TEMP_DIR/make.mk" > config.mk
361 rm -Rf "$TEMP_DIR"