[16] | 1 | dnl Process this file with autoconf to produce a configure script |
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| 2 | |
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| 3 | dnl ------------------------------------------------ |
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| 4 | dnl Initialization and Versioning |
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| 5 | dnl ------------------------------------------------ |
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| 6 | |
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| 7 | AC_INIT(lib/mdct.c) |
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| 8 | |
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| 9 | AC_CANONICAL_HOST |
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| 10 | AC_CANONICAL_TARGET |
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| 11 | |
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| 12 | AM_CONFIG_HEADER([config.h]) |
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| 13 | |
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| 14 | AM_INIT_AUTOMAKE(libvorbis,1.2.0) |
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| 15 | AM_MAINTAINER_MODE |
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| 16 | |
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| 17 | dnl Library versioning |
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| 18 | |
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| 19 | V_LIB_CURRENT=4 |
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| 20 | V_LIB_REVISION=0 |
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| 21 | V_LIB_AGE=4 |
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| 22 | VF_LIB_CURRENT=5 |
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| 23 | VF_LIB_REVISION=0 |
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| 24 | VF_LIB_AGE=2 |
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| 25 | VE_LIB_CURRENT=2 |
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| 26 | VE_LIB_REVISION=3 |
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| 27 | VE_LIB_AGE=0 |
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| 28 | AC_SUBST(V_LIB_CURRENT) |
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| 29 | AC_SUBST(V_LIB_REVISION) |
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| 30 | AC_SUBST(V_LIB_AGE) |
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| 31 | AC_SUBST(VF_LIB_CURRENT) |
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| 32 | AC_SUBST(VF_LIB_REVISION) |
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| 33 | AC_SUBST(VF_LIB_AGE) |
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| 34 | AC_SUBST(VE_LIB_CURRENT) |
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| 35 | AC_SUBST(VE_LIB_REVISION) |
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| 36 | AC_SUBST(VE_LIB_AGE) |
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| 37 | |
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| 38 | dnl -------------------------------------------------- |
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| 39 | dnl Check for programs |
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| 40 | dnl -------------------------------------------------- |
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| 41 | |
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| 42 | dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2" |
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| 43 | dnl if $CFLAGS is blank |
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| 44 | cflags_save="$CFLAGS" |
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| 45 | AC_PROG_CC |
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| 46 | AC_PROG_CPP |
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| 47 | CFLAGS="$cflags_save" |
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| 48 | |
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| 49 | AM_PROG_LIBTOOL |
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| 50 | |
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| 51 | dnl docbook xml transform and processing tools |
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| 52 | AC_ARG_ENABLE(docs, |
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| 53 | [ --enable-docs build the documentation], |
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| 54 | [case "${enableval}" in |
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| 55 | yes) build_docs=true;; |
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| 56 | no) build_docs=false;; |
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| 57 | *) AC_MSG_ERROR(unknown value ${enableval} for --enable-docs);; |
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| 58 | esac],[build_docs=false]) |
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| 59 | |
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| 60 | dnl ideally we'd look for other tools and support them |
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| 61 | if test x$build_docs = xtrue; then |
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| 62 | AC_CHECK_PROGS([XSLTPROC], xsltproc, [/bin/false]) |
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| 63 | AC_CHECK_PROGS([PDFXMLTEX], pdfxmltex, [/bin/false]) |
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| 64 | if test "x$XSLTPROC" = "x/bin/false" || test "x$PDFXMLTEX" = "x/bin/false"; then |
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| 65 | build_docs=false |
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| 66 | AC_MSG_WARN([Documentation will not be built!]) |
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| 67 | fi |
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| 68 | fi |
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| 69 | |
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| 70 | AM_CONDITIONAL(BUILD_DOCS, [test x$build_docs = xtrue]) |
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| 71 | |
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| 72 | dnl -------------------------------------------------- |
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| 73 | dnl Set build flags based on environment |
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| 74 | dnl -------------------------------------------------- |
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| 75 | |
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| 76 | dnl Set some target options |
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| 77 | |
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| 78 | cflags_save="$CFLAGS" |
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| 79 | if test -z "$GCC"; then |
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| 80 | case $host in |
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| 81 | *-*-irix*) |
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| 82 | dnl If we're on IRIX, we wanna use cc even if gcc |
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| 83 | dnl is there (unless the user has overriden us)... |
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| 84 | if test -z "$CC"; then |
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| 85 | CC=cc |
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| 86 | fi |
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| 87 | DEBUG="-g -signed" |
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| 88 | CFLAGS="-O2 -w -signed" |
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| 89 | PROFILE="-p -g3 -O2 -signed" ;; |
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| 90 | sparc-sun-solaris*) |
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| 91 | DEBUG="-v -g" |
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| 92 | CFLAGS="-xO4 -fast -w -fsimple -native -xcg92" |
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| 93 | PROFILE="-v -xpg -g -xO4 -fast -native -fsimple -xcg92 -Dsuncc" ;; |
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| 94 | *) |
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| 95 | DEBUG="-g" |
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| 96 | CFLAGS="-O" |
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| 97 | PROFILE="-g -p" ;; |
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| 98 | esac |
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| 99 | else |
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| 100 | |
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| 101 | AC_MSG_CHECKING([GCC version]) |
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| 102 | GCC_VERSION=`$CC -dumpversion` |
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| 103 | AC_MSG_RESULT([$GCC_VERSION]) |
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| 104 | case $host in |
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| 105 | *86-*-linux*) |
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| 106 | DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char" |
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| 107 | CFLAGS="-O20 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char" |
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| 108 | # PROFILE="-Wall -W -pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char -fno-inline -static" |
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| 109 | PROFILE="-Wall -W -pg -g -O20 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char -fno-inline" |
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| 110 | |
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| 111 | # glibc < 2.1.3 has a serious FP bug in the math inline header |
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| 112 | # that will cripple Vorbis. Look to see if the magic FP stack |
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| 113 | # clobber is missing in the mathinline header, thus indicating |
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| 114 | # the buggy version |
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| 115 | |
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| 116 | AC_EGREP_CPP(log10.*fldlg2.*fxch,[ |
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| 117 | #define __LIBC_INTERNAL_MATH_INLINES 1 |
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| 118 | #define __OPTIMIZE__ |
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| 119 | #include <math.h> |
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| 120 | ],bad=maybe,bad=no) |
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| 121 | if test ${bad} = "maybe" ;then |
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| 122 | AC_EGREP_CPP(log10.*fldlg2.*fxch.*st\([[0123456789]]*\), |
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| 123 | [ |
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| 124 | #define __LIBC_INTERNAL_MATH_INLINES 1 |
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| 125 | #define __OPTIMIZE__ |
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| 126 | #include <math.h> |
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| 127 | ],bad=no,bad=yes) |
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| 128 | fi |
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| 129 | if test ${bad} = "yes" ;then |
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| 130 | AC_MSG_WARN([ ]) |
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| 131 | AC_MSG_WARN([********************************************************]) |
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| 132 | AC_MSG_WARN([* The glibc headers on this machine have a serious bug *]) |
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| 133 | AC_MSG_WARN([* in /usr/include/bits/mathinline.h This bug affects *]) |
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| 134 | AC_MSG_WARN([* all floating point code, not just Ogg, built on this *]) |
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| 135 | AC_MSG_WARN([* machine. Upgrading to glibc 2.1.3 is strongly urged *]) |
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| 136 | AC_MSG_WARN([* to correct the problem. Note that upgrading glibc *]) |
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| 137 | AC_MSG_WARN([* will not fix any previously built programs; this is *]) |
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| 138 | AC_MSG_WARN([* a compile-time time bug. *]) |
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| 139 | AC_MSG_WARN([* To work around the problem for this build of Ogg, *]) |
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| 140 | AC_MSG_WARN([* autoconf is disabling all math inlining. This will *]) |
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| 141 | AC_MSG_WARN([* hurt Ogg performace but is necessary for an Ogg that *]) |
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| 142 | AC_MSG_WARN([* will actually work. Once glibc is upgraded, rerun *]) |
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| 143 | AC_MSG_WARN([* configure and make to build with inlining. *]) |
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| 144 | AC_MSG_WARN([********************************************************]) |
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| 145 | AC_MSG_WARN([ ]) |
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| 146 | |
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| 147 | CFLAGS=${OPT}" -D__NO_MATH_INLINES" |
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| 148 | PROFILE=${PROFILE}" -D__NO_MATH_INLINES" |
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| 149 | fi;; |
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| 150 | powerpc-*-linux*) |
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| 151 | DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES" |
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| 152 | CFLAGS="-O3 -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT" |
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| 153 | PROFILE="-pg -g -O3 -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT";; |
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| 154 | *-*-linux*) |
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| 155 | DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char" |
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| 156 | CFLAGS="-O20 -ffast-math -D_REENTRANT -fsigned-char" |
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| 157 | PROFILE="-pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char";; |
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| 158 | sparc-sun-*) |
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| 159 | DEBUG="-g -Wall -W -D__NO_MATH_INLINES -fsigned-char -mv8" |
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| 160 | CFLAGS="-O20 -ffast-math -D__NO_MATH_INLINES -fsigned-char -mv8" |
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| 161 | PROFILE="-pg -g -O20 -D__NO_MATH_INLINES -fsigned-char -mv8" ;; |
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| 162 | *-*-darwin*) |
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| 163 | DEBUG="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O0 -fsigned-char" |
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| 164 | CFLAGS="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O4 -ffast-math -fsigned-char" |
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| 165 | PROFILE="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -pg -O4 -ffast-math -fsigned-char";; |
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| 166 | *) |
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| 167 | DEBUG="-g -Wall -W -D__NO_MATH_INLINES -fsigned-char" |
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| 168 | CFLAGS="-O20 -D__NO_MATH_INLINES -fsigned-char" |
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| 169 | PROFILE="-O20 -g -pg -D__NO_MATH_INLINES -fsigned-char" ;; |
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| 170 | esac |
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| 171 | fi |
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| 172 | CFLAGS="$CFLAGS $cflags_save" |
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| 173 | |
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| 174 | dnl -------------------------------------------------- |
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| 175 | dnl Check for headers |
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| 176 | dnl -------------------------------------------------- |
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| 177 | |
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| 178 | AC_CHECK_HEADER(memory.h,CFLAGS="$CFLAGS -DUSE_MEMORY_H",:) |
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| 179 | |
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| 180 | dnl -------------------------------------------------- |
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| 181 | dnl Check for typedefs, structures, etc |
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| 182 | dnl -------------------------------------------------- |
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| 183 | |
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| 184 | dnl none |
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| 185 | |
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| 186 | dnl -------------------------------------------------- |
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| 187 | dnl Check for libraries |
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| 188 | dnl -------------------------------------------------- |
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| 189 | |
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| 190 | AC_CHECK_LIB(m, cos, VORBIS_LIBS="-lm", VORBIS_LIBS="") |
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| 191 | AC_CHECK_LIB(pthread, pthread_create, pthread_lib="-lpthread", :) |
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| 192 | |
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| 193 | HAVE_OGG=no |
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| 194 | dnl first check through pkg-config |
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| 195 | dnl check for pkg-config itself so we don't try the m4 macro without pkg-config |
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| 196 | AC_CHECK_PROG(HAVE_PKG_CONFIG, pkg-config, yes) |
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| 197 | if test "x$HAVE_PKG_CONFIG" = "xyes" |
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| 198 | then |
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| 199 | PKG_CHECK_MODULES(OGG, ogg >= 1.0, HAVE_OGG=yes, HAVE_OGG=no) |
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| 200 | fi |
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| 201 | if test "x$HAVE_OGG" = "xno" |
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| 202 | then |
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| 203 | dnl fall back to the old school test |
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| 204 | XIPH_PATH_OGG(, AC_MSG_ERROR(must have Ogg installed!)) |
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| 205 | libs_save=$LIBS |
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| 206 | LIBS="$OGG_LIBS $VORBIS_LIBS" |
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| 207 | AC_CHECK_FUNC(oggpack_writealign, , AC_MSG_ERROR(Ogg >= 1.0 required !)) |
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| 208 | LIBS=$libs_save |
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| 209 | fi |
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| 210 | |
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| 211 | dnl -------------------------------------------------- |
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| 212 | dnl Check for library functions |
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| 213 | dnl -------------------------------------------------- |
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| 214 | |
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| 215 | AC_FUNC_ALLOCA |
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| 216 | AC_FUNC_MEMCMP |
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| 217 | |
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| 218 | dnl -------------------------------------------------- |
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| 219 | dnl Do substitutions |
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| 220 | dnl -------------------------------------------------- |
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| 221 | |
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| 222 | AC_SUBST(VORBIS_LIBS) |
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| 223 | AC_SUBST(DEBUG) |
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| 224 | AC_SUBST(PROFILE) |
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| 225 | AC_SUBST(pthread_lib) |
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| 226 | |
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| 227 | AC_OUTPUT([ |
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| 228 | Makefile |
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| 229 | lib/Makefile |
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| 230 | lib/modes/Makefile |
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| 231 | lib/books/Makefile |
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| 232 | lib/books/coupled/Makefile |
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| 233 | lib/books/uncoupled/Makefile |
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| 234 | lib/books/floor/Makefile |
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| 235 | doc/Makefile doc/vorbisfile/Makefile doc/vorbisenc/Makefile |
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| 236 | include/Makefile include/vorbis/Makefile |
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| 237 | examples/Makefile |
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| 238 | vq/Makefile |
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| 239 | libvorbis.spec |
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| 240 | vorbis.pc |
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| 241 | vorbisenc.pc |
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| 242 | vorbisfile.pc |
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| 243 | vorbis-uninstalled.pc |
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| 244 | vorbisenc-uninstalled.pc |
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| 245 | vorbisfile-uninstalled.pc |
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| 246 | ]) |
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