Lucas Eckels | 8e01cdc | 2012-08-06 15:16:01 -0700 | [diff] [blame] | 1 | dnl Process this file with autoconf to produce a configure script |
| 2 | |
| 3 | dnl ------------------------------------------------ |
| 4 | dnl Initialization and Versioning |
| 5 | dnl ------------------------------------------------ |
| 6 | |
| 7 | |
| 8 | AC_INIT([libvorbis],[1.3.1],[vorbis-dev@xiph.org]) |
| 9 | |
| 10 | AC_CONFIG_SRCDIR([lib/mdct.c]) |
| 11 | |
| 12 | AC_CANONICAL_TARGET([]) |
| 13 | |
| 14 | AM_INIT_AUTOMAKE($PACKAGE_NAME,$PACKAGE_VERSION) |
| 15 | AM_MAINTAINER_MODE |
| 16 | AM_CONFIG_HEADER([config.h]) |
| 17 | |
| 18 | dnl Add parameters for aclocal |
| 19 | AC_SUBST(ACLOCAL_AMFLAGS, "-I m4") |
| 20 | |
| 21 | dnl Library versioning |
| 22 | dnl - library source changed -> increment REVISION |
| 23 | dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0 |
| 24 | dnl - interfaces added -> increment AGE |
| 25 | dnl - interfaces removed -> AGE = 0 |
| 26 | |
| 27 | V_LIB_CURRENT=4 |
| 28 | V_LIB_REVISION=4 |
| 29 | V_LIB_AGE=4 |
| 30 | |
| 31 | VF_LIB_CURRENT=6 |
| 32 | VF_LIB_REVISION=2 |
| 33 | VF_LIB_AGE=3 |
| 34 | |
| 35 | VE_LIB_CURRENT=2 |
| 36 | VE_LIB_REVISION=7 |
| 37 | VE_LIB_AGE=0 |
| 38 | |
| 39 | AC_SUBST(V_LIB_CURRENT) |
| 40 | AC_SUBST(V_LIB_REVISION) |
| 41 | AC_SUBST(V_LIB_AGE) |
| 42 | AC_SUBST(VF_LIB_CURRENT) |
| 43 | AC_SUBST(VF_LIB_REVISION) |
| 44 | AC_SUBST(VF_LIB_AGE) |
| 45 | AC_SUBST(VE_LIB_CURRENT) |
| 46 | AC_SUBST(VE_LIB_REVISION) |
| 47 | AC_SUBST(VE_LIB_AGE) |
| 48 | |
| 49 | dnl -------------------------------------------------- |
| 50 | dnl Check for programs |
| 51 | dnl -------------------------------------------------- |
| 52 | |
| 53 | dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2" |
| 54 | dnl if $CFLAGS is blank |
| 55 | cflags_save="$CFLAGS" |
| 56 | AC_PROG_CC |
| 57 | AC_PROG_CPP |
| 58 | CFLAGS="$cflags_save" |
| 59 | |
| 60 | AC_C_INLINE |
| 61 | |
| 62 | AC_LIBTOOL_WIN32_DLL |
| 63 | AC_PROG_LIBTOOL |
| 64 | AM_PROG_CC_C_O |
| 65 | |
| 66 | dnl Check for doxygen |
| 67 | if test "x$enable_docs" = xyes; then |
| 68 | AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, true, false) |
| 69 | if test $HAVE_DOXYGEN = "false"; then |
| 70 | AC_MSG_WARN([*** doxygen not found, API documentation will not be built]) |
| 71 | fi |
| 72 | else |
| 73 | HAVE_DOXYGEN=false |
| 74 | fi |
| 75 | AM_CONDITIONAL(HAVE_DOXYGEN,$HAVE_DOXYGEN) |
| 76 | |
| 77 | dnl latex tools for the specification document |
| 78 | AC_ARG_ENABLE(docs, |
| 79 | AC_HELP_STRING([--enable-docs], [build the documentation])) |
| 80 | |
| 81 | if test "x$enable_docs" = xyes; then |
| 82 | AC_CHECK_PROGS([PDFLATEX], pdflatex, [/bin/false]) |
| 83 | AC_CHECK_PROGS([HTLATEX], htlatex, [/bin/false]) |
| 84 | if test "x$PDFLATEX" = x/bin/false || test "x$HTLATEX" = x/bin/false; then |
| 85 | enable_docs=no |
| 86 | AC_MSG_WARN([Documentation will not be built!]) |
| 87 | fi |
| 88 | fi |
| 89 | |
| 90 | AM_CONDITIONAL(BUILD_DOCS, [test "x$enable_docs" = xyes]) |
| 91 | |
| 92 | AC_ARG_ENABLE(examples, |
| 93 | AS_HELP_STRING([--enable-examples], [build the examples])) |
| 94 | |
| 95 | AM_CONDITIONAL(BUILD_EXAMPLES, [test "x$enable_examples" = xyes]) |
| 96 | |
| 97 | dnl -------------------------------------------------- |
| 98 | dnl Set build flags based on environment |
| 99 | dnl -------------------------------------------------- |
| 100 | |
| 101 | dnl Set some target options |
| 102 | |
| 103 | cflags_save="$CFLAGS" |
| 104 | if test -z "$GCC"; then |
| 105 | case $host in |
| 106 | *-*-irix*) |
| 107 | dnl If we're on IRIX, we wanna use cc even if gcc |
| 108 | dnl is there (unless the user has overriden us)... |
| 109 | if test -z "$CC"; then |
| 110 | CC=cc |
| 111 | fi |
| 112 | DEBUG="-g -signed" |
| 113 | CFLAGS="-O2 -w -signed" |
| 114 | PROFILE="-p -g3 -O2 -signed" ;; |
| 115 | sparc-sun-solaris*) |
| 116 | DEBUG="-v -g" |
| 117 | CFLAGS="-xO4 -fast -w -fsimple -native -xcg92" |
| 118 | PROFILE="-v -xpg -g -xO4 -fast -native -fsimple -xcg92 -Dsuncc" ;; |
| 119 | *) |
| 120 | DEBUG="-g" |
| 121 | CFLAGS="-O" |
| 122 | PROFILE="-g -p" ;; |
| 123 | esac |
| 124 | else |
| 125 | |
| 126 | AC_MSG_CHECKING([GCC version]) |
| 127 | GCC_VERSION=`$CC -dumpversion` |
| 128 | AC_MSG_RESULT([$GCC_VERSION]) |
| 129 | case $host in |
| 130 | *86-*-linux*) |
| 131 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char" |
| 132 | CFLAGS="-O20 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char" |
| 133 | # PROFILE="-Wall -Wextra -pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char -fno-inline -static" |
| 134 | PROFILE="-Wall -Wextra -pg -g -O20 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char -fno-inline" |
| 135 | |
| 136 | # glibc < 2.1.3 has a serious FP bug in the math inline header |
| 137 | # that will cripple Vorbis. Look to see if the magic FP stack |
| 138 | # clobber is missing in the mathinline header, thus indicating |
| 139 | # the buggy version |
| 140 | |
| 141 | AC_EGREP_CPP(log10.*fldlg2.*fxch,[ |
| 142 | #define __LIBC_INTERNAL_MATH_INLINES 1 |
| 143 | #define __OPTIMIZE__ |
| 144 | #include <math.h> |
| 145 | ],bad=maybe,bad=no) |
| 146 | if test ${bad} = "maybe" ;then |
| 147 | AC_EGREP_CPP(log10.*fldlg2.*fxch.*st\([[0123456789]]*\), |
| 148 | [ |
| 149 | #define __LIBC_INTERNAL_MATH_INLINES 1 |
| 150 | #define __OPTIMIZE__ |
| 151 | #include <math.h> |
| 152 | ],bad=no,bad=yes) |
| 153 | fi |
| 154 | if test ${bad} = "yes" ;then |
| 155 | AC_MSG_WARN([ ]) |
| 156 | AC_MSG_WARN([********************************************************]) |
| 157 | AC_MSG_WARN([* The glibc headers on this machine have a serious bug *]) |
| 158 | AC_MSG_WARN([* in /usr/include/bits/mathinline.h This bug affects *]) |
| 159 | AC_MSG_WARN([* all floating point code, not just Ogg, built on this *]) |
| 160 | AC_MSG_WARN([* machine. Upgrading to glibc 2.1.3 is strongly urged *]) |
| 161 | AC_MSG_WARN([* to correct the problem. Note that upgrading glibc *]) |
| 162 | AC_MSG_WARN([* will not fix any previously built programs; this is *]) |
| 163 | AC_MSG_WARN([* a compile-time time bug. *]) |
| 164 | AC_MSG_WARN([* To work around the problem for this build of Ogg, *]) |
| 165 | AC_MSG_WARN([* autoconf is disabling all math inlining. This will *]) |
| 166 | AC_MSG_WARN([* hurt Ogg performace but is necessary for an Ogg that *]) |
| 167 | AC_MSG_WARN([* will actually work. Once glibc is upgraded, rerun *]) |
| 168 | AC_MSG_WARN([* configure and make to build with inlining. *]) |
| 169 | AC_MSG_WARN([********************************************************]) |
| 170 | AC_MSG_WARN([ ]) |
| 171 | |
| 172 | CFLAGS=${OPT}" -D__NO_MATH_INLINES" |
| 173 | PROFILE=${PROFILE}" -D__NO_MATH_INLINES" |
| 174 | fi;; |
| 175 | powerpc-*-linux*spe) |
| 176 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES" |
| 177 | CFLAGS="-O3 -Wall -Wextra -ffast-math -mfused-madd -D_REENTRANT" |
| 178 | PROFILE="-pg -g -O3 -ffast-math -mfused-madd -D_REENTRANT";; |
| 179 | powerpc-*-linux*) |
| 180 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES" |
| 181 | CFLAGS="-O3 -Wall -Wextra -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT" |
| 182 | PROFILE="-pg -g -O3 -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT";; |
| 183 | *-*-linux*) |
| 184 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char" |
| 185 | CFLAGS="-O20 -Wall -Wextra -ffast-math -D_REENTRANT -fsigned-char" |
| 186 | PROFILE="-pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char";; |
| 187 | sparc-sun-*) |
| 188 | sparc_cpu="" |
| 189 | AC_MSG_CHECKING([if gcc supports -mv8]) |
| 190 | old_cflags="$CFLAGS" |
| 191 | CFLAGS="$CFLAGS -mv8" |
| 192 | AC_TRY_COMPILE(, [return 0;], [ |
| 193 | AC_MSG_RESULT([yes]) |
| 194 | sparc_cpu="-mv8" |
| 195 | ]) |
| 196 | CFLAGS="$old_cflags" |
| 197 | DEBUG="-g -Wall -Wextra -D__NO_MATH_INLINES -fsigned-char $sparc_cpu" |
| 198 | CFLAGS="-O20 -Wall -Wextra -ffast-math -D__NO_MATH_INLINES -fsigned-char $sparc_cpu" |
| 199 | PROFILE="-pg -g -O20 -D__NO_MATH_INLINES -fsigned-char $sparc_cpu" ;; |
| 200 | *-*-darwin*) |
| 201 | DEBUG="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O0 -fsigned-char" |
| 202 | CFLAGS="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O4 -ffast-math -fsigned-char" |
| 203 | PROFILE="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -pg -O4 -ffast-math -fsigned-char";; |
| 204 | *-*-os2*) |
| 205 | # Use -W instead of -Wextra because gcc on OS/2 is an old version. |
| 206 | DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char" |
| 207 | CFLAGS="-O20 -Wall -W -ffast-math -D_REENTRANT -fsigned-char" |
| 208 | PROFILE="-pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char";; |
| 209 | *) |
| 210 | DEBUG="-g -Wall -Wextra -D__NO_MATH_INLINES -fsigned-char" |
| 211 | CFLAGS="-O20 -Wall -Wextra -D__NO_MATH_INLINES -fsigned-char" |
| 212 | PROFILE="-O20 -g -pg -D__NO_MATH_INLINES -fsigned-char" ;; |
| 213 | esac |
| 214 | |
| 215 | AC_ADD_CFLAGS([-Wdeclaration-after-statement]) |
| 216 | fi |
| 217 | CFLAGS="$CFLAGS $cflags_save" |
| 218 | |
| 219 | dnl -------------------------------------------------- |
| 220 | dnl Check for headers |
| 221 | dnl -------------------------------------------------- |
| 222 | |
| 223 | AC_CHECK_HEADER(memory.h,CFLAGS="$CFLAGS -DUSE_MEMORY_H",:) |
| 224 | |
| 225 | dnl -------------------------------------------------- |
| 226 | dnl Check for typedefs, structures, etc |
| 227 | dnl -------------------------------------------------- |
| 228 | |
| 229 | dnl none |
| 230 | |
| 231 | dnl -------------------------------------------------- |
| 232 | dnl Check for libraries |
| 233 | dnl -------------------------------------------------- |
| 234 | |
| 235 | AC_CHECK_LIB(m, cos, VORBIS_LIBS="-lm", VORBIS_LIBS="") |
| 236 | AC_CHECK_LIB(pthread, pthread_create, pthread_lib="-lpthread", :) |
| 237 | |
| 238 | PKG_PROG_PKG_CONFIG |
| 239 | |
| 240 | HAVE_OGG=no |
| 241 | if test "x$PKG_CONFIG" != "x" |
| 242 | then |
| 243 | PKG_CHECK_MODULES(OGG, ogg >= 1.0, HAVE_OGG=yes, HAVE_OGG=no) |
| 244 | fi |
| 245 | if test "x$HAVE_OGG" = "xno" |
| 246 | then |
| 247 | dnl fall back to the old school test |
| 248 | XIPH_PATH_OGG(, AC_MSG_ERROR(must have Ogg installed!)) |
| 249 | libs_save=$LIBS |
| 250 | LIBS="$OGG_LIBS $VORBIS_LIBS" |
| 251 | AC_CHECK_FUNC(oggpack_writealign, , AC_MSG_ERROR(Ogg >= 1.0 required !)) |
| 252 | LIBS=$libs_save |
| 253 | fi |
| 254 | |
| 255 | dnl -------------------------------------------------- |
| 256 | dnl Check for library functions |
| 257 | dnl -------------------------------------------------- |
| 258 | |
| 259 | AC_FUNC_ALLOCA |
| 260 | AC_FUNC_MEMCMP |
| 261 | |
| 262 | dnl -------------------------------------------------- |
| 263 | dnl Do substitutions |
| 264 | dnl -------------------------------------------------- |
| 265 | |
| 266 | AC_SUBST(VORBIS_LIBS) |
| 267 | AC_SUBST(DEBUG) |
| 268 | AC_SUBST(PROFILE) |
| 269 | AC_SUBST(pthread_lib) |
| 270 | |
| 271 | dnl The following line causes the libtool distributed with the source |
| 272 | dnl to be replaced if the build system has a more recent version. |
| 273 | AC_SUBST(LIBTOOL_DEPS) |
| 274 | |
| 275 | AC_OUTPUT([ |
| 276 | Makefile |
| 277 | m4/Makefile |
| 278 | lib/Makefile |
| 279 | lib/modes/Makefile |
| 280 | lib/books/Makefile |
| 281 | lib/books/coupled/Makefile |
| 282 | lib/books/uncoupled/Makefile |
| 283 | lib/books/floor/Makefile |
| 284 | doc/Makefile doc/vorbisfile/Makefile doc/vorbisenc/Makefile |
| 285 | doc/Doxyfile |
| 286 | include/Makefile include/vorbis/Makefile |
| 287 | examples/Makefile |
| 288 | test/Makefile |
| 289 | vq/Makefile |
| 290 | libvorbis.spec |
| 291 | vorbis.pc |
| 292 | vorbisenc.pc |
| 293 | vorbisfile.pc |
| 294 | vorbis-uninstalled.pc |
| 295 | vorbisenc-uninstalled.pc |
| 296 | vorbisfile-uninstalled.pc |
| 297 | ]) |