1 dnl Process this file with autoconf to produce a configure script
3 dnl ------------------------------------------------
4 dnl Initialization and Versioning
5 dnl ------------------------------------------------
8 AM_INIT_AUTOMAKE(libvorbis,1.0rc4)
10 dnl Library versioning
21 AC_SUBST(V_LIB_CURRENT)
22 AC_SUBST(V_LIB_REVISION)
24 AC_SUBST(VF_LIB_CURRENT)
25 AC_SUBST(VF_LIB_REVISION)
27 AC_SUBST(VE_LIB_CURRENT)
28 AC_SUBST(VE_LIB_REVISION)
31 dnl --------------------------------------------------
32 dnl Check for programs
33 dnl --------------------------------------------------
35 dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2"
36 dnl if $CFLAGS is blank
44 dnl --------------------------------------------------
45 dnl Set build flags based on environment
46 dnl --------------------------------------------------
50 dnl Set some target options
53 ldflags_save="$LDFLAGS"
54 if test -z "$GCC"; then
57 dnl If we're on IRIX, we wanna use cc even if gcc
58 dnl is there (unless the user has overriden us)...
59 if test -z "$CC"; then
63 CFLAGS="-O2 -w -signed"
64 PROFILE="-p -g3 -O2 -signed" ;;
67 CFLAGS="-xO4 -fast -w -fsimple -native -xcg92"
68 PROFILE="-v -xpg -g -xO4 -fast -native -fsimple -xcg92 -Dsuncc" ;;
78 DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char"
79 CFLAGS="-O20 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char"
80 # PROFILE="-Wall -W -pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char -fno-inline -static"
81 PROFILE="-Wall -W -pg -g -O20 -ffast-math -mno-ieee-fp -D_REENTRANT -fsigned-char -fno-inline"
83 # glibc < 2.1.3 has a serious FP bug in the math inline header
84 # that will cripple Vorbis. Look to see if the magic FP stack
85 # clobber is missing in the mathinline header, thus indicating
88 AC_EGREP_CPP(log10.*fldlg2.*fxch,[
89 #define __LIBC_INTERNAL_MATH_INLINES 1
93 if test ${bad} = "maybe" ;then
94 AC_EGREP_CPP(log10.*fldlg2.*fxch.*st\([[0123456789]]*\),
96 #define __LIBC_INTERNAL_MATH_INLINES 1
101 if test ${bad} = "yes" ;then
103 AC_MSG_WARN([********************************************************])
104 AC_MSG_WARN([* The glibc headers on this machine have a serious bug *])
105 AC_MSG_WARN([* in /usr/include/bits/mathinline.h This bug affects *])
106 AC_MSG_WARN([* all floating point code, not just Ogg, built on this *])
107 AC_MSG_WARN([* machine. Upgrading to glibc 2.1.3 is strongly urged *])
108 AC_MSG_WARN([* to correct the problem. Note that upgrading glibc *])
109 AC_MSG_WARN([* will not fix any previously built programs; this is *])
110 AC_MSG_WARN([* a compile-time time bug. *])
111 AC_MSG_WARN([* To work around the problem for this build of Ogg, *])
112 AC_MSG_WARN([* autoconf is disabling all math inlining. This will *])
113 AC_MSG_WARN([* hurt Ogg performace but is necessary for an Ogg that *])
114 AC_MSG_WARN([* will actually work. Once glibc is upgraded, rerun *])
115 AC_MSG_WARN([* configure and make to build with inlining. *])
116 AC_MSG_WARN([********************************************************])
119 CFLAGS=${OPT}" -D__NO_MATH_INLINES"
120 PROFILE=${PROFILE}" -D__NO_MATH_INLINES"
123 DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES"
124 CFLAGS="-O3 -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT"
125 PROFILE="-pg -g -O3 -ffast-math -mfused-madd -mcpu=750 -D_REENTRANT";;
127 DEBUG="-g -Wall -W -D_REENTRANT -D__NO_MATH_INLINES -fsigned-char"
128 CFLAGS="-O20 -ffast-math -D_REENTRANT -fsigned-char"
129 PROFILE="-pg -g -O20 -ffast-math -D_REENTRANT -fsigned-char";;
131 DEBUG="-g -Wall -W -D__NO_MATH_INLINES -fsigned-char -mv8"
132 CFLAGS="-O20 -ffast-math -D__NO_MATH_INLINES -fsigned-char -mv8"
133 PROFILE="-pg -g -O20 -D__NO_MATH_INLINES -fsigned-char -mv8" ;;
135 DEBUG="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O0 -fsigned-char"
136 CFLAGS="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -O4 -ffast-math -fsigned-char"
137 PROFILE="-DDARWIN -fno-common -force_cpusubtype_ALL -Wall -g -pg -O4 -ffast-math -fsigned-char";;
139 DEBUG="-g -Wall -W -D__NO_MATH_INLINES -fsigned-char"
140 CFLAGS="-O20 -D__NO_MATH_INLINES -fsigned-char"
141 PROFILE="-O20 -g -pg -D__NO_MATH_INLINES -fsigned-char" ;;
144 CFLAGS="$CFLAGS $cflags_save"
145 LDFLAGS="$LDFLAGS $ldflags_save"
147 dnl --------------------------------------------------
148 dnl Check for headers
149 dnl --------------------------------------------------
151 AC_CHECK_HEADER(memory.h,CFLAGS="$CFLAGS -DUSE_MEMORY_H",:)
153 dnl --------------------------------------------------
154 dnl Check for typedefs, structures, etc
155 dnl --------------------------------------------------
159 dnl --------------------------------------------------
160 dnl Check for libraries
161 dnl --------------------------------------------------
163 AC_CHECK_LIB(m, cos, LIBS="-lm", LIBS="")
164 AC_CHECK_LIB(pthread, pthread_create, pthread_lib="-lpthread", :)
166 XIPH_PATH_OGG(, AC_MSG_ERROR(must have Ogg installed!))
168 dnl --------------------------------------------------
169 dnl Check for library functions
170 dnl --------------------------------------------------
175 AC_CHECK_FUNCS(sqrtf)
178 AC_CHECK_FUNCS(acosf)
179 AC_CHECK_FUNCS(atanf)
180 AC_CHECK_FUNCS(frexpf)
181 AC_CHECK_FUNCS(rintf)
182 AC_CHECK_FUNCS(floorf)
184 dnl --------------------------------------------------
186 dnl --------------------------------------------------
188 LIBS="$LIBS $OGG_LIBS"
193 AC_SUBST(pthread_lib)
195 AC_OUTPUT(Makefile lib/Makefile lib/modes/Makefile lib/books/Makefile lib/books/coupled/Makefile lib/books/uncoupled/Makefile lib/books/floor/Makefile doc/Makefile doc/vorbisfile/Makefile doc/vorbisenc/Makefile include/Makefile include/vorbis/Makefile examples/Makefile win32/Makefile debian/Makefile vq/Makefile)