| 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 |
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| 8 | AC_INIT([libvorbis],[1.3.7],[[email protected]])
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| 9 |
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| 10 | AC_CONFIG_MACRO_DIR([m4])
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| 11 |
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| 12 | AC_CONFIG_SRCDIR([lib/mdct.c])
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| 13 |
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| 14 | AC_CANONICAL_HOST
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| 15 |
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| 16 | AM_INIT_AUTOMAKE
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| 17 | AM_MAINTAINER_MODE
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| 18 |
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| 19 | dnl Add parameters for aclocal
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| 20 | AC_SUBST(ACLOCAL_AMFLAGS, "-I m4")
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| 21 |
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| 22 | dnl enable silent rules on automake 1.11 and later
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| 23 | m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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| 24 |
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| 25 | dnl Library versioning
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| 26 | dnl - library source changed -> increment REVISION
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| 27 | dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0
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| 28 | dnl - interfaces added -> increment AGE
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| 29 | dnl - interfaces removed -> AGE = 0
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| 30 |
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| 31 | V_LIB_CURRENT=4
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| 32 | V_LIB_REVISION=9
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| 33 | V_LIB_AGE=4
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| 34 |
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| 35 | VF_LIB_CURRENT=6
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| 36 | VF_LIB_REVISION=8
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| 37 | VF_LIB_AGE=3
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| 38 |
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| 39 | VE_LIB_CURRENT=2
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| 40 | VE_LIB_REVISION=12
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| 41 | VE_LIB_AGE=0
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| 42 |
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| 43 | AC_SUBST(V_LIB_CURRENT)
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| 44 | AC_SUBST(V_LIB_REVISION)
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| 45 | AC_SUBST(V_LIB_AGE)
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| 46 | AC_SUBST(VF_LIB_CURRENT)
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| 47 | AC_SUBST(VF_LIB_REVISION)
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| 48 | AC_SUBST(VF_LIB_AGE)
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| 49 | AC_SUBST(VE_LIB_CURRENT)
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| 50 | AC_SUBST(VE_LIB_REVISION)
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| 51 | AC_SUBST(VE_LIB_AGE)
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| 52 |
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| 53 | dnl --------------------------------------------------
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| 54 | dnl Check for programs
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| 55 | dnl --------------------------------------------------
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| 56 |
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| 57 | dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2"
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| 58 | dnl if $CFLAGS is blank
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| 59 | cflags_save="$CFLAGS"
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| 60 | AC_PROG_CC
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| 61 | AC_PROG_CPP
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| 62 | CFLAGS="$cflags_save"
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| 63 |
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| 64 | AC_C_INLINE
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| 65 |
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| 66 | AC_LIBTOOL_WIN32_DLL
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| 67 | AC_PROG_LIBTOOL
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| 68 | AM_PROG_CC_C_O
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| 69 |
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| 70 | dnl Check for doxygen
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| 71 | if test "x$enable_docs" = xyes; then
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| 72 | AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, true, false)
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| 73 | if test $HAVE_DOXYGEN = "false"; then
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| 74 | AC_MSG_WARN([*** doxygen not found, API documentation will not be built])
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| 75 | fi
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| 76 | else
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| 77 | HAVE_DOXYGEN=false
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| 78 | fi
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| 79 | AM_CONDITIONAL(HAVE_DOXYGEN,$HAVE_DOXYGEN)
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| 80 |
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| 81 | dnl latex tools for the specification document
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| 82 | AC_ARG_ENABLE(docs,
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| 83 | AC_HELP_STRING([--enable-docs], [build the documentation]))
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| 84 |
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| 85 | if test "x$enable_docs" = xyes; then
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| 86 | AC_CHECK_PROGS([PDFLATEX], pdflatex, [/bin/false])
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| 87 | AC_CHECK_PROGS([HTLATEX], htlatex, [/bin/false])
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| 88 | if test "x$PDFLATEX" = x/bin/false || test "x$HTLATEX" = x/bin/false; then
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| 89 | enable_docs=no
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| 90 | AC_MSG_WARN([Documentation will not be built!])
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| 91 | fi
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| 92 | fi
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| 93 |
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| 94 | AM_CONDITIONAL(BUILD_DOCS, [test "x$enable_docs" = xyes])
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| 95 |
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| 96 | AC_ARG_ENABLE(examples,
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| 97 | AS_HELP_STRING([--enable-examples], [build the examples]))
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| 98 |
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| 99 | AM_CONDITIONAL(BUILD_EXAMPLES, [test "x$enable_examples" = xyes])
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| 100 |
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| 101 | dnl --------------------------------------------------
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| 102 | dnl Set build flags based on environment
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| 103 | dnl --------------------------------------------------
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| 104 |
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| 105 | dnl Set some target options
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| 106 |
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| 107 | cflags_save="$CFLAGS"
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| 108 | if test -z "$GCC"; then
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| 109 | case $host in
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| 110 | *-*-irix*)
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| 111 | dnl If we're on IRIX, we wanna use cc even if gcc
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| 112 | dnl is there (unless the user has overriden us)...
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| 113 | if test -z "$CC"; then
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| 114 | CC=cc
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| 115 | fi
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| 116 | DEBUG="-g -signed"
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| 117 | CFLAGS="-O2 -w -signed"
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| 118 | PROFILE="-p -g3 -O2 -signed" ;;
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| 119 | sparc-sun-solaris*)
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| 120 | DEBUG="-v -g"
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| 121 | CFLAGS="-xO4 -fast -w -fsimple -native -xcg92"
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| 122 | PROFILE="-v -xpg -g -xO4 -fast -native -fsimple -xcg92 -Dsuncc" ;;
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| 123 | *)
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| 124 | DEBUG="-g"
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| 125 | CFLAGS="-O"
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| 126 | PROFILE="-g -p" ;;
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| 127 | esac
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| 128 | else
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| 129 |
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| 130 | AC_MSG_CHECKING([GCC version])
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| 131 | GCC_VERSION=`$CC -dumpversion`
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| 132 | AC_MSG_RESULT([$GCC_VERSION])
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| 133 | case $host in
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| 134 | *86-*-linux*)
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| 135 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char"
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| 136 | CFLAGS="-O3 -Wall -Wextra -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char"
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| 137 | # PROFILE="-Wall -Wextra -pg -g -O3 -ffast-math -D_REENTRANT -fsigned-char -fno-inline -static"
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| 138 | PROFILE="-Wall -Wextra -pg -g -O3 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char -fno-inline"
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| 139 |
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| 140 | # glibc < 2.1.3 has a serious FP bug in the math inline header
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| 141 | # that will cripple Vorbis. Look to see if the magic FP stack
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| 142 | # clobber is missing in the mathinline header, thus indicating
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| 143 | # the buggy version
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| 144 |
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| 145 | AC_EGREP_CPP(log10.*fldlg2.*fxch,[
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| 146 | #define __LIBC_INTERNAL_MATH_INLINES 1
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| 147 | #define __OPTIMIZE__
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| 148 | #include <math.h>
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| 149 | ],bad=maybe,bad=no)
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| 150 | if test ${bad} = "maybe" ;then
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| 151 | AC_EGREP_CPP(log10.*fldlg2.*fxch.*st\([[0123456789]]*\),
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| 152 | [
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| 153 | #define __LIBC_INTERNAL_MATH_INLINES 1
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| 154 | #define __OPTIMIZE__
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| 155 | #include <math.h>
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| 156 | ],bad=no,bad=yes)
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| 157 | fi
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| 158 | if test ${bad} = "yes" ;then
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| 159 | AC_MSG_WARN([ ])
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| 160 | AC_MSG_WARN([********************************************************])
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| 161 | AC_MSG_WARN([* The glibc headers on this machine have a serious bug *])
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| 162 | AC_MSG_WARN([* in /usr/include/bits/mathinline.h This bug affects *])
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| 163 | AC_MSG_WARN([* all floating point code, not just Ogg, built on this *])
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| 164 | AC_MSG_WARN([* machine. Upgrading to glibc 2.1.3 is strongly urged *])
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| 165 | AC_MSG_WARN([* to correct the problem. Note that upgrading glibc *])
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| 166 | AC_MSG_WARN([* will not fix any previously built programs; this is *])
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| 167 | AC_MSG_WARN([* a compile-time bug. *])
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| 168 | AC_MSG_WARN([* To work around the problem for this build of Ogg, *])
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| 169 | AC_MSG_WARN([* autoconf is disabling all math inlining. This will *])
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| 170 | AC_MSG_WARN([* hurt Ogg performace but is necessary for an Ogg that *])
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| 171 | AC_MSG_WARN([* will actually work. Once glibc is upgraded, rerun *])
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| 172 | AC_MSG_WARN([* configure and make to build with inlining. *])
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| 173 | AC_MSG_WARN([********************************************************])
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| 174 | AC_MSG_WARN([ ])
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| 175 |
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| 176 | CFLAGS=${OPT}" -D__NO_MATH_INLINES"
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| 177 | PROFILE=${PROFILE}" -D__NO_MATH_INLINES"
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| 178 | fi;;
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| 179 | powerpc-*-linux*spe)
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| 180 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES"
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| 181 | CFLAGS="-O3 -Wall -Wextra -ffast-math -mfused-madd -D_REENTRANT"
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| 182 | PROFILE="-pg -g -O3 -ffast-math -mfused-madd -D_REENTRANT";;
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| 183 | powerpc-*-linux*)
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| 184 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES"
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| 185 | CFLAGS="-O3 -Wall -Wextra -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT"
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| 186 | PROFILE="-pg -g -O3 -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT";;
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| 187 | *-*-linux*)
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| 188 | DEBUG="-g -Wall -Wextra -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char"
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| 189 | CFLAGS="-O3 -Wall -Wextra -ffast-math -D_REENTRANT -fsigned-char"
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| 190 | PROFILE="-pg -g -O3 -ffast-math -D_REENTRANT -fsigned-char";;
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| 191 | sparc-sun-*)
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| 192 | sparc_cpu=""
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| 193 | AC_MSG_CHECKING([if gcc supports -mv8])
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| 194 | old_cflags="$CFLAGS"
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| 195 | CFLAGS="$CFLAGS -mv8"
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| 196 | AC_TRY_COMPILE(, [return 0;], [
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| 197 | AC_MSG_RESULT([yes])
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| 198 | sparc_cpu="-mv8"
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| 199 | ])
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| 200 | CFLAGS="$old_cflags"
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| 201 | DEBUG="-g -Wall -Wextra -D__NO_MATH_INLINES -fsigned-char $sparc_cpu"
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| 202 | CFLAGS="-O3 -Wall -Wextra -ffast-math -D__NO_MATH_INLINES -fsigned-char $sparc_cpu"
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| 203 | PROFILE="-pg -g -O3 -D__NO_MATH_INLINES -fsigned-char $sparc_cpu" ;;
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| 204 | *-*-darwin*)
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| 205 | DEBUG="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O0 -fsigned-char"
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| 206 | CFLAGS="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O3 -ffast-math -fsigned-char"
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| 207 | PROFILE="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -pg -O3 -ffast-math -fsigned-char";;
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| 208 | *-*-os2*)
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| 209 | # Use -W instead of -Wextra because gcc on OS/2 is an old version.
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| 210 | DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char"
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| 211 | CFLAGS="-O3 -Wall -W -ffast-math -D_REENTRANT -fsigned-char"
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| 212 | PROFILE="-pg -g -O3 -ffast-math -D_REENTRANT -fsigned-char";;
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| 213 | *)
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| 214 | DEBUG="-g -Wall -Wextra -D__NO_MATH_INLINES -fsigned-char"
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| 215 | CFLAGS="-O3 -Wall -Wextra -D__NO_MATH_INLINES -fsigned-char"
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| 216 | PROFILE="-O3 -g -pg -D__NO_MATH_INLINES -fsigned-char" ;;
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| 217 | esac
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| 218 |
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| 219 | AC_ADD_CFLAGS([-Wdeclaration-after-statement])
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| 220 | fi
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| 221 | CFLAGS="$CFLAGS $cflags_save"
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| 222 |
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| 223 | dnl --------------------------------------------------
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| 224 | dnl Check for headers
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| 225 | dnl --------------------------------------------------
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| 226 |
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| 227 | AC_CHECK_HEADER(memory.h,CFLAGS="$CFLAGS -DUSE_MEMORY_H",:)
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| 228 |
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| 229 | dnl --------------------------------------------------
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| 230 | dnl Check for typedefs, structures, etc
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| 231 | dnl --------------------------------------------------
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| 232 |
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| 233 | dnl none
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| 234 |
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| 235 | dnl --------------------------------------------------
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| 236 | dnl Check for libraries
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| 237 | dnl --------------------------------------------------
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| 238 |
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| 239 | AC_CHECK_LIB(m, cos, VORBIS_LIBS="-lm", VORBIS_LIBS="")
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| 240 | AC_CHECK_LIB(pthread, pthread_create, pthread_lib="-lpthread", :)
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| 241 |
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| 242 | PKG_PROG_PKG_CONFIG
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| 243 |
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| 244 | HAVE_OGG=no
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| 245 | if test "x$PKG_CONFIG" != "x"
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| 246 | then
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| 247 | PKG_CHECK_MODULES(OGG, ogg >= 1.0, HAVE_OGG=yes, HAVE_OGG=no)
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| 248 | fi
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| 249 | if test "x$HAVE_OGG" = "xno"
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| 250 | then
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| 251 | dnl fall back to the old school test
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| 252 | XIPH_PATH_OGG(, AC_MSG_ERROR(must have Ogg installed!))
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| 253 | libs_save=$LIBS
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| 254 | LIBS="$OGG_LIBS $VORBIS_LIBS"
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| 255 | AC_CHECK_FUNC(oggpack_writealign, , AC_MSG_ERROR(Ogg >= 1.0 required !))
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| 256 | LIBS=$libs_save
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| 257 | fi
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| 258 |
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| 259 | dnl --------------------------------------------------
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| 260 | dnl Check for library functions
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| 261 | dnl --------------------------------------------------
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| 262 |
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| 263 | AC_FUNC_ALLOCA
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| 264 | AC_FUNC_MEMCMP
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| 265 |
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| 266 | dnl --------------------------------------------------
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| 267 | dnl Do substitutions
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| 268 | dnl --------------------------------------------------
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| 269 |
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| 270 | AC_SUBST(VORBIS_LIBS)
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| 271 | AC_SUBST(DEBUG)
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| 272 | AC_SUBST(PROFILE)
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| 273 | AC_SUBST(pthread_lib)
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| 274 |
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| 275 | dnl The following line causes the libtool distributed with the source
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| 276 | dnl to be replaced if the build system has a more recent version.
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| 277 | AC_SUBST(LIBTOOL_DEPS)
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| 278 |
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| 279 | AC_CONFIG_FILES([
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| 280 | Makefile
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| 281 | m4/Makefile
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| 282 | lib/Makefile
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| 283 | lib/modes/Makefile
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| 284 | lib/books/Makefile
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| 285 | lib/books/coupled/Makefile
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| 286 | lib/books/uncoupled/Makefile
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| 287 | lib/books/floor/Makefile
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| 288 | doc/Makefile doc/vorbisfile/Makefile doc/vorbisenc/Makefile doc/libvorbis/Makefile
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| 289 | doc/Doxyfile
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| 290 | include/Makefile include/vorbis/Makefile
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| 291 | examples/Makefile
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| 292 | test/Makefile
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| 293 | vq/Makefile
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| 294 | libvorbis.spec
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| 295 | vorbis.pc
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| 296 | vorbisenc.pc
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| 297 | vorbisfile.pc
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| 298 | vorbis-uninstalled.pc
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| 299 | vorbisenc-uninstalled.pc
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| 300 | vorbisfile-uninstalled.pc
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| 301 | ])
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| 302 | AC_CONFIG_HEADERS([config.h])
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| 303 |
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| 304 | AC_OUTPUT
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