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1 dnl aclocal.m4 generated automatically by aclocal 1.4
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2
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3 dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
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4 dnl This file is free software; the Free Software Foundation
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5 dnl gives unlimited permission to copy and/or distribute it,
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6 dnl with or without modifications, as long as this notice is preserved.
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7
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8 dnl This program is distributed in the hope that it will be useful,
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9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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11 dnl PARTICULAR PURPOSE.
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12
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13 dnl Configure Paths for Alsa
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14 dnl Some modifications by Richard Boulton <richard-alsa@tartarus.org>
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15 dnl Christopher Lansdown <lansdoct@cs.alfred.edu>
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16 dnl Jaroslav Kysela <perex@suse.cz>
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17 dnl Last modification: $Id: alsa.m4,v 1.24 2004/09/15 18:48:07 tiwai Exp $
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18 dnl AM_PATH_ALSA([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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19 dnl Test for libasound, and define ALSA_CFLAGS and ALSA_LIBS as appropriate.
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20 dnl enables arguments --with-alsa-prefix=
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21 dnl --with-alsa-enc-prefix=
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22 dnl --disable-alsatest
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23 dnl
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24 dnl For backwards compatibility, if ACTION_IF_NOT_FOUND is not specified,
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25 dnl and the alsa libraries are not found, a fatal AC_MSG_ERROR() will result.
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26 dnl
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27 AC_DEFUN([AM_PATH_ALSA],
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28 [dnl Save the original CFLAGS, LDFLAGS, and LIBS
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29 alsa_save_CFLAGS="$CFLAGS"
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30 alsa_save_LDFLAGS="$LDFLAGS"
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31 alsa_save_LIBS="$LIBS"
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32 alsa_found=yes
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33
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34 dnl
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35 dnl Get the cflags and libraries for alsa
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36 dnl
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37 AC_ARG_WITH(alsa-prefix,
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38 [ --with-alsa-prefix=PFX Prefix where Alsa library is installed(optional)],
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39 [alsa_prefix="$withval"], [alsa_prefix=""])
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40
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41 AC_ARG_WITH(alsa-inc-prefix,
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42 [ --with-alsa-inc-prefix=PFX Prefix where include libraries are (optional)],
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43 [alsa_inc_prefix="$withval"], [alsa_inc_prefix=""])
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44
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45 dnl FIXME: this is not yet implemented
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46 AC_ARG_ENABLE(alsatest,
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47 [ --disable-alsatest Do not try to compile and run a test Alsa program],
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48 [enable_alsatest="$enableval"],
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49 [enable_alsatest=yes])
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50
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51 dnl Add any special include directories
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52 AC_MSG_CHECKING(for ALSA CFLAGS)
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53 if test "$alsa_inc_prefix" != "" ; then
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54 ALSA_CFLAGS="$ALSA_CFLAGS -I$alsa_inc_prefix"
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55 CFLAGS="$CFLAGS -I$alsa_inc_prefix"
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56 fi
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57 AC_MSG_RESULT($ALSA_CFLAGS)
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58 CFLAGS="$alsa_save_CFLAGS"
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59
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60 dnl add any special lib dirs
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61 AC_MSG_CHECKING(for ALSA LDFLAGS)
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62 if test "$alsa_prefix" != "" ; then
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63 ALSA_LIBS="$ALSA_LIBS -L$alsa_prefix"
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64 LDFLAGS="$LDFLAGS $ALSA_LIBS"
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65 fi
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66
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67 dnl add the alsa library
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68 ALSA_LIBS="$ALSA_LIBS -lasound -lm -ldl -lpthread"
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69 LIBS="$ALSA_LIBS $LIBS"
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70 AC_MSG_RESULT($ALSA_LIBS)
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71
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72 dnl Check for a working version of libasound that is of the right version.
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73 min_alsa_version=ifelse([$1], ,0.1.1,$1)
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74 AC_MSG_CHECKING(for libasound headers version >= $min_alsa_version)
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75 no_alsa=""
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76 alsa_min_major_version=`echo $min_alsa_version | \
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77 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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78 alsa_min_minor_version=`echo $min_alsa_version | \
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79 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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80 alsa_min_micro_version=`echo $min_alsa_version | \
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81 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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82
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83 AC_LANG_SAVE
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84 AC_LANG_C
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85 AC_TRY_COMPILE([
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86 #include <alsa/asoundlib.h>
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87 ], [
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88 /* ensure backward compatibility */
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89 #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)
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90 #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR
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91 #endif
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92 #if !defined(SND_LIB_MINOR) && defined(SOUNDLIB_VERSION_MINOR)
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93 #define SND_LIB_MINOR SOUNDLIB_VERSION_MINOR
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94 #endif
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95 #if !defined(SND_LIB_SUBMINOR) && defined(SOUNDLIB_VERSION_SUBMINOR)
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96 #define SND_LIB_SUBMINOR SOUNDLIB_VERSION_SUBMINOR
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97 #endif
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98
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99 # if(SND_LIB_MAJOR > $alsa_min_major_version)
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100 exit(0);
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101 # else
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102 # if(SND_LIB_MAJOR < $alsa_min_major_version)
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103 # error not present
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104 # endif
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105
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106 # if(SND_LIB_MINOR > $alsa_min_minor_version)
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107 exit(0);
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108 # else
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109 # if(SND_LIB_MINOR < $alsa_min_minor_version)
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110 # error not present
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111 # endif
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112
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113 # if(SND_LIB_SUBMINOR < $alsa_min_micro_version)
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114 # error not present
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115 # endif
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116 # endif
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117 # endif
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118 exit(0);
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119 ],
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120 [AC_MSG_RESULT(found.)],
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121 [AC_MSG_RESULT(not present.)
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122 ifelse([$3], , [AC_MSG_ERROR(Sufficiently new version of libasound not found.)])
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123 alsa_found=no]
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124 )
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125 AC_LANG_RESTORE
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126
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127 dnl Now that we know that we have the right version, let's see if we have the library and not just the headers.
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128 if test "x$enable_alsatest" = "xyes"; then
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129 AC_CHECK_LIB([asound], [snd_ctl_open],,
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130 [ifelse([$3], , [AC_MSG_ERROR(No linkable libasound was found.)])
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131 alsa_found=no]
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132 )
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133 fi
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134
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135 LDFLAGS="$alsa_save_LDFLAGS"
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136 LIBS="$alsa_save_LIBS"
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137
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138 if test "x$alsa_found" = "xyes" ; then
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139 ifelse([$2], , :, [$2])
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140 else
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141 ALSA_CFLAGS=""
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142 ALSA_LIBS=""
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143 ifelse([$3], , :, [$3])
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144 fi
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145
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146 dnl That should be it. Now just export out symbols:
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147 AC_SUBST(ALSA_CFLAGS)
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148 AC_SUBST(ALSA_LIBS)
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149 ])
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150
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151 # Configure paths for ESD
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152 # Manish Singh 98-9-30
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153 # stolen back from Frank Belew
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154 # stolen from Manish Singh
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155 # Shamelessly stolen from Owen Taylor
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156
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157 dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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158 dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS
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159 dnl
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160 AC_DEFUN([AM_PATH_ESD],
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161 [dnl
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162 dnl Get the cflags and libraries from the esd-config script
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163 dnl
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164 AC_ARG_WITH(esd-prefix,[ --with-esd-prefix=PFX Prefix where ESD is installed (optional)],
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165 esd_prefix="$withval", esd_prefix="")
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166 AC_ARG_WITH(esd-exec-prefix,[ --with-esd-exec-prefix=PFX Exec prefix where ESD is installed (optional)],
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167 esd_exec_prefix="$withval", esd_exec_prefix="")
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168 AC_ARG_ENABLE(esdtest, [ --disable-esdtest Do not try to compile and run a test ESD program],
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169 , enable_esdtest=yes)
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170
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171 if test x$esd_exec_prefix != x ; then
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172 esd_args="$esd_args --exec-prefix=$esd_exec_prefix"
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173 if test x${ESD_CONFIG+set} != xset ; then
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174 ESD_CONFIG=$esd_exec_prefix/bin/esd-config
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175 fi
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176 fi
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177 if test x$esd_prefix != x ; then
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178 esd_args="$esd_args --prefix=$esd_prefix"
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179 if test x${ESD_CONFIG+set} != xset ; then
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180 ESD_CONFIG=$esd_prefix/bin/esd-config
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181 fi
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182 fi
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183
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184 AC_PATH_PROG(ESD_CONFIG, esd-config, no)
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185 min_esd_version=ifelse([$1], ,0.2.7,$1)
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186 AC_MSG_CHECKING(for ESD - version >= $min_esd_version)
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187 no_esd=""
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188 if test "$ESD_CONFIG" = "no" ; then
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189 no_esd=yes
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190 else
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191 AC_LANG_SAVE
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192 AC_LANG_C
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193 ESD_CFLAGS=`$ESD_CONFIG $esdconf_args --cflags`
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194 ESD_LIBS=`$ESD_CONFIG $esdconf_args --libs`
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195
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196 esd_major_version=`$ESD_CONFIG $esd_args --version | \
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197 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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198 esd_minor_version=`$ESD_CONFIG $esd_args --version | \
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199 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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200 esd_micro_version=`$ESD_CONFIG $esd_config_args --version | \
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201 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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202 if test "x$enable_esdtest" = "xyes" ; then
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203 ac_save_CFLAGS="$CFLAGS"
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204 ac_save_LIBS="$LIBS"
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205 CFLAGS="$CFLAGS $ESD_CFLAGS"
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206 LIBS="$LIBS $ESD_LIBS"
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207 dnl
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208 dnl Now check if the installed ESD is sufficiently new. (Also sanity
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209 dnl checks the results of esd-config to some extent
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210 dnl
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211 rm -f conf.esdtest
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212 AC_TRY_RUN([
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213 #include <stdio.h>
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214 #include <stdlib.h>
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215 #include <string.h>
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216 #include <esd.h>
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217
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218 char*
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219 my_strdup (char *str)
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220 {
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221 char *new_str;
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222
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223 if (str)
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224 {
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225 new_str = malloc ((strlen (str) + 1) * sizeof(char));
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226 strcpy (new_str, str);
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227 }
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228 else
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229 new_str = NULL;
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230
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231 return new_str;
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232 }
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233
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234 int main ()
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235 {
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236 int major, minor, micro;
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237 char *tmp_version;
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238
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239 system ("touch conf.esdtest");
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240
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241 /* HP/UX 9 (%@#!) writes to sscanf strings */
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242 tmp_version = my_strdup("$min_esd_version");
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243 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
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244 printf("%s, bad version string\n", "$min_esd_version");
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245 exit(1);
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246 }
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247
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248 if (($esd_major_version > major) ||
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249 (($esd_major_version == major) && ($esd_minor_version > minor)) ||
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250 (($esd_major_version == major) && ($esd_minor_version == minor) && ($esd_micro_version >= micro)))
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251 {
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252 return 0;
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253 }
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254 else
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255 {
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256 printf("\n*** 'esd-config --version' returned %d.%d.%d, but the minimum version\n", $esd_major_version, $esd_minor_version, $esd_micro_version);
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257 printf("*** of ESD required is %d.%d.%d. If esd-config is correct, then it is\n", major, minor, micro);
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258 printf("*** best to upgrade to the required version.\n");
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259 printf("*** If esd-config was wrong, set the environment variable ESD_CONFIG\n");
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260 printf("*** to point to the correct copy of esd-config, and remove the file\n");
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261 printf("*** config.cache before re-running configure\n");
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262 return 1;
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263 }
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264 }
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265
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266 ],, no_esd=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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267 CFLAGS="$ac_save_CFLAGS"
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268 LIBS="$ac_save_LIBS"
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269 AC_LANG_RESTORE
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270 fi
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271 fi
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272 if test "x$no_esd" = x ; then
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273 AC_MSG_RESULT(yes)
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274 ifelse([$2], , :, [$2])
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275 else
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276 AC_MSG_RESULT(no)
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277 if test "$ESD_CONFIG" = "no" ; then
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278 echo "*** The esd-config script installed by ESD could not be found"
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279 echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in"
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280 echo "*** your path, or set the ESD_CONFIG environment variable to the"
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281 echo "*** full path to esd-config."
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282 else
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283 if test -f conf.esdtest ; then
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284 :
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285 else
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286 echo "*** Could not run ESD test program, checking why..."
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287 CFLAGS="$CFLAGS $ESD_CFLAGS"
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288 LIBS="$LIBS $ESD_LIBS"
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289 AC_LANG_SAVE
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290 AC_LANG_C
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291 AC_TRY_LINK([
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292 #include <stdio.h>
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293 #include <esd.h>
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294 ], [ return 0; ],
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295 [ echo "*** The test program compiled, but did not run. This usually means"
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296 echo "*** that the run-time linker is not finding ESD or finding the wrong"
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297 echo "*** version of ESD. If it is not finding ESD, you'll need to set your"
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298 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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299 echo "*** to the installed location Also, make sure you have run ldconfig if that"
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300 echo "*** is required on your system"
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301 echo "***"
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302 echo "*** If you have an old version installed, it is best to remove it, although"
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303 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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304 [ echo "*** The test program failed to compile or link. See the file config.log for the"
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305 echo "*** exact error that occured. This usually means ESD was incorrectly installed"
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306 echo "*** or that you have moved ESD since it was installed. In the latter case, you"
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307 echo "*** may want to edit the esd-config script: $ESD_CONFIG" ])
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308 CFLAGS="$ac_save_CFLAGS"
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309 LIBS="$ac_save_LIBS"
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310 AC_LANG_RESTORE
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311 fi
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312 fi
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313 ESD_CFLAGS=""
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314 ESD_LIBS=""
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315 ifelse([$3], , :, [$3])
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316 fi
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317 AC_SUBST(ESD_CFLAGS)
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318 AC_SUBST(ESD_LIBS)
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319 rm -f conf.esdtest
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320 ])
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321
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322 dnl AM_ESD_SUPPORTS_MULTIPLE_RECORD([ACTION-IF-SUPPORTS [, ACTION-IF-NOT-SUPPORTS]])
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323 dnl Test, whether esd supports multiple recording clients (version >=0.2.21)
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324 dnl
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325 AC_DEFUN([AM_ESD_SUPPORTS_MULTIPLE_RECORD],
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326 [dnl
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327 AC_MSG_NOTICE([whether installed esd version supports multiple recording clients])
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328 ac_save_ESD_CFLAGS="$ESD_CFLAGS"
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329 ac_save_ESD_LIBS="$ESD_LIBS"
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330 AM_PATH_ESD(0.2.21,
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331 ifelse([$1], , [
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332 AM_CONDITIONAL(ESD_SUPPORTS_MULTIPLE_RECORD, true)
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333 AC_DEFINE(ESD_SUPPORTS_MULTIPLE_RECORD, 1,
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334 [Define if you have esound with support of multiple recording clients.])],
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335 [$1]),
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336 ifelse([$2], , [AM_CONDITIONAL(ESD_SUPPORTS_MULTIPLE_RECORD, false)], [$2])
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337 if test "x$ac_save_ESD_CFLAGS" != x ; then
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338 ESD_CFLAGS="$ac_save_ESD_CFLAGS"
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339 fi
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340 if test "x$ac_save_ESD_LIBS" != x ; then
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341 ESD_LIBS="$ac_save_ESD_LIBS"
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342 fi
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343 )
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344 ])
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