esd.m4 (5975B)
1############################################################################## 2# 3# --- esd.m4 --- 4# 5# Configure paths for ESD 6# Manish Singh 98-9-30 7# stolen back from Frank Belew 8# stolen from Manish Singh 9# Shamelessly stolen from Owen Taylor 10 11dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) 12dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS 13dnl 14AC_DEFUN([AM_PATH_ESD], 15[dnl 16dnl Get the cflags and libraries from the esd-config script 17dnl 18AC_ARG_WITH(esd-prefix,[ --with-esd-prefix=PFX Prefix where ESD is installed (optional)], 19 esd_prefix="$withval", esd_prefix="") 20AC_ARG_WITH(esd-exec-prefix,[ --with-esd-exec-prefix=PFX Exec prefix where ESD is installed (optional)], 21 esd_exec_prefix="$withval", esd_exec_prefix="") 22AC_ARG_ENABLE(esdtest, [ --disable-esdtest Do not try to compile and run a test ESD program], 23 , enable_esdtest=yes) 24 25 if test x$esd_exec_prefix != x ; then 26 esd_args="$esd_args --exec-prefix=$esd_exec_prefix" 27 if test x${ESD_CONFIG+set} != xset ; then 28 ESD_CONFIG=$esd_exec_prefix/bin/esd-config 29 fi 30 fi 31 if test x$esd_prefix != x ; then 32 esd_args="$esd_args --prefix=$esd_prefix" 33 if test x${ESD_CONFIG+set} != xset ; then 34 ESD_CONFIG=$esd_prefix/bin/esd-config 35 fi 36 fi 37 38 AC_PATH_PROG(ESD_CONFIG, esd-config, no) 39 min_esd_version=ifelse([$1], ,0.2.7,$1) 40 AC_MSG_CHECKING(for ESD - version >= $min_esd_version) 41 no_esd="" 42 if test "$ESD_CONFIG" = "no" ; then 43 no_esd=yes 44 else 45 ESD_CFLAGS=`$ESD_CONFIG $esdconf_args --cflags` 46 ESD_LIBS=`$ESD_CONFIG $esdconf_args --libs` 47 48 esd_major_version=`$ESD_CONFIG $esd_args --version | \ 49 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` 50 esd_minor_version=`$ESD_CONFIG $esd_args --version | \ 51 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` 52 esd_micro_version=`$ESD_CONFIG $esd_config_args --version | \ 53 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` 54 if test "x$enable_esdtest" = "xyes" ; then 55 ac_save_CFLAGS="$CFLAGS" 56 ac_save_LIBS="$LIBS" 57 CFLAGS="$CFLAGS $ESD_CFLAGS" 58 LIBS="$LIBS $ESD_LIBS" 59dnl 60dnl Now check if the installed ESD is sufficiently new. (Also sanity 61dnl checks the results of esd-config to some extent 62dnl 63 rm -f conf.esdtest 64 AC_TRY_RUN([ 65#include <stdio.h> 66#include <stdlib.h> 67#include <string.h> 68#include <esd.h> 69 70char* 71my_strdup (char *str) 72{ 73 char *new_str; 74 75 if (str) 76 { 77 new_str = malloc ((strlen (str) + 1) * sizeof(char)); 78 strcpy (new_str, str); 79 } 80 else 81 new_str = NULL; 82 83 return new_str; 84} 85 86int main () 87{ 88 int major, minor, micro; 89 char *tmp_version; 90 91 system ("touch conf.esdtest"); 92 93 /* HP/UX 9 (%@#!) writes to sscanf strings */ 94 tmp_version = my_strdup("$min_esd_version"); 95 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { 96 printf("%s, bad version string\n", "$min_esd_version"); 97 exit(1); 98 } 99 100 if (($esd_major_version > major) || 101 (($esd_major_version == major) && ($esd_minor_version > minor)) || 102 (($esd_major_version == major) && ($esd_minor_version == minor) && ($esd_micro_version >= micro))) 103 { 104 return 0; 105 } 106 else 107 { 108 printf("\n*** 'esd-config --version' returned %d.%d.%d, but the minimum version\n", $esd_major_version, $esd_minor_version, $esd_micro_version); 109 printf("*** of ESD required is %d.%d.%d. If esd-config is correct, then it is\n", major, minor, micro); 110 printf("*** best to upgrade to the required version.\n"); 111 printf("*** If esd-config was wrong, set the environment variable ESD_CONFIG\n"); 112 printf("*** to point to the correct copy of esd-config, and remove the file\n"); 113 printf("*** config.cache before re-running configure\n"); 114 return 1; 115 } 116} 117 118],, no_esd=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) 119 CFLAGS="$ac_save_CFLAGS" 120 LIBS="$ac_save_LIBS" 121 fi 122 fi 123 if test "x$no_esd" = x ; then 124 AC_MSG_RESULT(yes) 125 ifelse([$2], , :, [$2]) 126 else 127 AC_MSG_RESULT(no) 128 if test "$ESD_CONFIG" = "no" ; then 129 echo "*** The esd-config script installed by ESD could not be found" 130 echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in" 131 echo "*** your path, or set the ESD_CONFIG environment variable to the" 132 echo "*** full path to esd-config." 133 else 134 if test -f conf.esdtest ; then 135 : 136 else 137 echo "*** Could not run ESD test program, checking why..." 138 CFLAGS="$CFLAGS $ESD_CFLAGS" 139 LIBS="$LIBS $ESD_LIBS" 140 AC_TRY_LINK([ 141#include <stdio.h> 142#include <esd.h> 143], [ return 0; ], 144 [ echo "*** The test program compiled, but did not run. This usually means" 145 echo "*** that the run-time linker is not finding ESD or finding the wrong" 146 echo "*** version of ESD. If it is not finding ESD, you'll need to set your" 147 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" 148 echo "*** to the installed location Also, make sure you have run ldconfig if that" 149 echo "*** is required on your system" 150 echo "***" 151 echo "*** If you have an old version installed, it is best to remove it, although" 152 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], 153 [ echo "*** The test program failed to compile or link. See the file config.log for the" 154 echo "*** exact error that occured. This usually means ESD was incorrectly installed" 155 echo "*** or that you have moved ESD since it was installed. In the latter case, you" 156 echo "*** may want to edit the esd-config script: $ESD_CONFIG" ]) 157 CFLAGS="$ac_save_CFLAGS" 158 LIBS="$ac_save_LIBS" 159 fi 160 fi 161 ESD_CFLAGS="" 162 ESD_LIBS="" 163 ifelse([$3], , :, [$3]) 164 fi 165 AC_SUBST(ESD_CFLAGS) 166 AC_SUBST(ESD_LIBS) 167 rm -f conf.esdtest 168])