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1 dnl aclocal.m4 -- extra macros for configuring Octave |
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2 dnl |
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3 dnl Copyright (C) 1996, 1997 John W. Eaton |
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4 dnl |
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5 dnl This file is part of Octave. |
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6 dnl |
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7 dnl Octave is free software; you can redistribute it and/or modify it |
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8 dnl under the terms of the GNU General Public License as published by the |
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9 dnl Free Software Foundation; either version 2, or (at your option) any |
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10 dnl later version. |
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11 dnl |
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12 dnl Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 dnl ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 dnl FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 dnl for more details. |
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16 dnl |
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17 dnl You should have received a copy of the GNU General Public License |
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18 dnl along with Octave; see the file COPYING. If not, write to the Free |
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19 dnl Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 dnl 02110-1301, USA. |
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21 dnl |
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22 dnl ---------------------------------------------------------------------- |
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23 dnl |
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24 dnl Figure out the hardware-vendor-os info. |
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25 dnl |
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26 dnl OCTAVE_HOST_TYPE |
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27 AC_DEFUN(OCTAVE_HOST_TYPE, |
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28 [AC_CANONICAL_HOST |
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29 if test -z "$host"; then |
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30 host=unknown |
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31 fi |
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32 canonical_host_type=$host |
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33 if test "$host" = unknown; then |
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34 AC_MSG_WARN([configuring Octave for unknown system type |
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35 ]) |
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36 fi |
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3130
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37 AC_SUBST(canonical_host_type)]) |
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38 dnl |
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39 dnl Set default value for a variable and substitute it. |
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40 dnl |
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41 dnl OCTAVE_SET_DEFAULT |
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42 AC_DEFUN(OCTAVE_SET_DEFAULT, |
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3176
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43 [ifelse($#, 2, [: ${$1=$2} |
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44 ])dnl |
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45 AC_MSG_RESULT([defining $1 to be $$1]) |
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46 AC_SUBST($1)]) |
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47 dnl |
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48 dnl |
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49 dnl OCTAVE_CHECK_EXCLUSIVE_WITH_OPTIONS |
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50 AC_DEFUN(OCTAVE_CHECK_EXCLUSIVE_WITH_OPTIONS, |
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51 [if test "${with_$1+set}" = set; then |
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52 if test "${with_$2+set}" = set; then |
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53 if test "$with_$2" = no; then |
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54 true |
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55 else |
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56 $3 |
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57 fi |
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58 fi |
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59 fi]) |
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60 dnl |
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3130
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61 dnl Check for ar. |
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62 dnl |
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63 AC_DEFUN(OCTAVE_PROG_AR, |
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64 [if test -z "$AR"; then |
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65 AR=ar |
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66 fi |
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67 AC_SUBST(AR) |
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68 |
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69 if test -z "$ARFLAGS"; then |
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70 ARFLAGS="rc" |
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71 fi |
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72 AC_SUBST(ARFLAGS) |
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73 ]) |
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74 dnl |
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2574
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75 dnl See if the standard string class has npos as a member. |
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76 dnl |
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77 AC_DEFUN(OCTAVE_STRING_NPOS, |
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78 [AC_CACHE_CHECK([whether including <string> defines NPOS], |
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79 octave_cv_string_npos, |
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3888
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80 [AC_LANG_PUSH(C++) |
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5844
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81 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]], |
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82 [[size_t foo = NPOS]])], |
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2574
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83 octave_cv_string_npos=yes, octave_cv_string_npos=no)]) |
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84 if test $octave_cv_string_npos = no; then |
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3887
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85 AC_DEFINE(NPOS, [std::string::npos], [Define (to string::npos) if <string> doesn't]) |
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2574
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86 fi |
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3888
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87 AC_LANG_POP(C++) |
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2574
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88 ]) |
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89 dnl |
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90 dnl See if the compiler supports placement delete |
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91 dnl |
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92 AC_DEFUN(OCTAVE_PLACEMENT_DELETE, |
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93 [AC_CACHE_CHECK([whether <new> defines placement delete operator], |
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94 octave_cv_placement_delete, |
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95 [AC_LANG_PUSH(C++) |
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96 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <new>]], |
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97 [[operator delete((void *)0, (void *)0);]])], |
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98 octave_cv_placement_delete=yes, octave_cv_placement_delete=no)]) |
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99 if test $octave_cv_placement_delete = yes; then |
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100 AC_DEFINE(HAVE_PLACEMENT_DELETE,1,[Define if C++ supports operator delete(void *, void *)]) |
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101 fi |
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102 AC_LANG_POP(C++) |
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103 ]) |
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104 dnl |
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105 dnl See if the compiler dynamic auto arrays |
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106 dnl |
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107 AC_DEFUN(OCTAVE_DYNAMIC_AUTO_ARRAYS, |
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108 [AC_CACHE_CHECK([whether C++ supports dynamic auto arrays], |
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109 octave_cv_dynamic_auto_arrays, |
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110 [AC_LANG_PUSH(C++) |
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111 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], |
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112 [[void test(char *); int length(); char x[length()]; test(x);]])], |
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113 octave_cv_dynamic_auto_arrays=yes, octave_cv_dynamic_auto_arrays=no)]) |
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114 if test $octave_cv_dynamic_auto_arrays = yes; then |
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115 AC_DEFINE(HAVE_DYNAMIC_AUTO_ARRAYS,1,[Define if C++ supports dynamic auto arrays]) |
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116 fi |
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117 AC_LANG_POP(C++) |
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118 ]) |
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119 dnl |
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120 dnl The following test is from Karl Berry's Kpathseach library. I'm |
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121 dnl including it here in case we someday want to make the use of |
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122 dnl kpathsea optional. |
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123 dnl |
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124 dnl Some BSD putenv's, e.g., FreeBSD, do malloc/free's on the environment. |
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125 dnl This test program is due to Mike Hibler <mike@cs.utah.edu>. |
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126 dnl We don't actually need to run this if we don't have putenv, but it |
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127 dnl doesn't hurt. |
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128 AC_DEFUN(OCTAVE_SMART_PUTENV, |
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129 [AC_MSG_CHECKING(whether putenv uses malloc) |
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1707
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130 AC_CACHE_VAL(octave_cv_func_putenv_malloc, |
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131 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
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132 #define VAR "YOW_VAR" |
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133 #define STRING1 "GabbaGabbaHey" |
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134 #define STRING2 "Yow!!" /* should be shorter than STRING1 */ |
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135 extern char *getenv (); /* in case char* and int don't mix gracefully */ |
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136 main () |
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137 { |
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138 char *str1, *rstr1, *str2, *rstr2; |
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139 str1 = getenv (VAR); |
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140 if (str1) |
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141 exit (1); |
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142 str1 = malloc (strlen (VAR) + 1 + strlen (STRING1) + 1); |
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143 if (str1 == 0) |
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144 exit (2); |
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145 strcpy (str1, VAR); |
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146 strcat (str1, "="); |
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147 strcat (str1, STRING1); |
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148 if (putenv (str1) < 0) |
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149 exit (3); |
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150 rstr1 = getenv (VAR); |
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151 if (rstr1 == 0) |
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152 exit (4); |
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153 rstr1 -= strlen (VAR) + 1; |
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154 if (strncmp (rstr1, VAR, strlen (VAR))) |
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155 exit (5); |
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156 str2 = malloc (strlen (VAR) + 1 + strlen (STRING2) + 1); |
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157 if (str2 == 0 || str1 == str2) |
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158 exit (6); |
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159 strcpy (str2, VAR); |
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160 strcat (str2, "="); |
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161 strcat (str2, STRING2); |
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162 if (putenv (str2) < 0) |
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163 exit (7); |
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164 rstr2 = getenv (VAR); |
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165 if (rstr2 == 0) |
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166 exit (8); |
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167 rstr2 -= strlen (VAR) + 1; |
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168 #if 0 |
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169 printf ("rstr1=0x%x, rstr2=0x%x\n", rstr1, rstr2); |
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170 /* |
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171 * If string from first call was reused for the second call, |
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172 * you had better not do a free on the first string! |
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173 */ |
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174 if (rstr1 == rstr2) |
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175 printf ("#define SMART_PUTENV\n"); |
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176 else |
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177 printf ("#undef SMART_PUTENV\n"); |
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178 #endif |
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179 exit (rstr1 == rstr2 ? 0 : 1); |
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180 }]])], octave_cv_func_putenv_malloc=yes, octave_cv_func_putenv_malloc=no, |
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181 octave_cv_func_putenv_malloc=no)])dnl |
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182 AC_MSG_RESULT($octave_cv_func_putenv_malloc) |
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183 if test $octave_cv_func_putenv_malloc = yes; then |
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184 AC_DEFINE(SMART_PUTENV,1,[To quiet autoheader.]) |
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185 fi]) |
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186 dnl |
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187 dnl These two checks for signal functions were originally part of the |
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188 dnl aclocal.m4 file distributed with bash 2.0. |
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189 dnl |
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190 dnl Check type of signal routines (posix, 4.2bsd, 4.1bsd or v7) |
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191 AC_DEFUN(OCTAVE_SIGNAL_CHECK, |
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192 [AC_REQUIRE([AC_TYPE_SIGNAL]) |
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193 AC_MSG_CHECKING(for type of signal functions) |
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194 AC_CACHE_VAL(octave_cv_signal_vintage, |
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195 [ |
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196 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]], |
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197 [[sigset_t ss; |
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198 struct sigaction sa; |
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199 sigemptyset (&ss); |
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200 sigsuspend (&ss); |
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201 sigaction (SIGINT, &sa, (struct sigaction *) 0); |
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202 sigprocmask (SIG_BLOCK, &ss, (sigset_t *) 0);]])], |
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203 [octave_cv_signal_vintage=posix], |
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204 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]], |
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205 [[int mask = sigmask (SIGINT); |
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206 sigsetmask (mask); |
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207 sigblock (mask); |
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208 sigpause (mask);]])], |
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209 [octave_cv_signal_vintage=4.2bsd], |
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210 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h> |
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211 RETSIGTYPE foo() { }]], |
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212 [[int mask = sigmask (SIGINT); |
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213 sigset (SIGINT, foo); |
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214 sigrelse (SIGINT); |
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215 sighold (SIGINT); |
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216 sigpause (SIGINT);]])], |
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217 [octave_cv_signal_vintage=svr3], |
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218 [octave_cv_signal_vintage=v7])])])]) |
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219 AC_MSG_RESULT($octave_cv_signal_vintage) |
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220 if test "$octave_cv_signal_vintage" = posix; then |
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221 AC_DEFINE(HAVE_POSIX_SIGNALS, 1, [Define if you have POSIX style signals.]) |
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222 elif test "$octave_cv_signal_vintage" = "4.2bsd"; then |
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223 AC_DEFINE(HAVE_BSD_SIGNALS, 1, [Define if you have BSD style signals.]) |
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224 elif test "$octave_cv_signal_vintage" = svr3; then |
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225 AC_DEFINE(HAVE_USG_SIGHOLD, 1, [Define if you have System V Release 3 signals.]) |
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226 fi |
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227 ]) |
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228 dnl |
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229 AC_DEFUN(OCTAVE_REINSTALL_SIGHANDLERS, |
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230 [AC_REQUIRE([AC_TYPE_SIGNAL]) |
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231 AC_REQUIRE([OCTAVE_SIGNAL_CHECK]) |
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232 AC_MSG_CHECKING([if signal handlers must be reinstalled when invoked]) |
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233 AC_CACHE_VAL(octave_cv_must_reinstall_sighandlers, |
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234 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
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235 #include <signal.h> |
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236 #ifdef HAVE_UNISTD_H |
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237 #include <unistd.h> |
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238 #endif |
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239 typedef RETSIGTYPE sigfunc(); |
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240 int nsigint; |
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241 #ifdef HAVE_POSIX_SIGNALS |
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242 sigfunc * |
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243 set_signal_handler(sig, handler) |
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244 int sig; |
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245 sigfunc *handler; |
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246 { |
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247 struct sigaction act, oact; |
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248 act.sa_handler = handler; |
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249 act.sa_flags = 0; |
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250 sigemptyset (&act.sa_mask); |
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251 sigemptyset (&oact.sa_mask); |
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252 sigaction (sig, &act, &oact); |
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253 return (oact.sa_handler); |
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254 } |
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255 #else |
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256 #define set_signal_handler(s, h) signal(s, h) |
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257 #endif |
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258 RETSIGTYPE |
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259 sigint(s) |
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260 int s; |
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261 { |
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262 nsigint++; |
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263 } |
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264 main() |
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265 { |
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266 nsigint = 0; |
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267 set_signal_handler(SIGINT, sigint); |
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268 kill((int)getpid(), SIGINT); |
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269 kill((int)getpid(), SIGINT); |
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270 exit(nsigint != 2); |
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271 } |
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272 ]])], |
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273 octave_cv_must_reinstall_sighandlers=no, |
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274 octave_cv_must_reinstall_sighandlers=yes, |
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3130
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275 if test "$octave_cv_signal_vintage" = svr3; then |
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276 octave_cv_must_reinstall_sighandlers=yes |
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277 else |
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278 octave_cv_must_reinstall_sighandlers=no |
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279 fi)]) |
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280 if test "$cross_compiling" = yes; then |
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281 AC_MSG_RESULT([$octave_cv_must_reinstall_sighandlers assumed for cross compilation]) |
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282 else |
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283 AC_MSG_RESULT($octave_cv_must_reinstall_sighandlers) |
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284 fi |
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2491
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285 if test "$octave_cv_must_reinstall_sighandlers" = yes; then |
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286 AC_DEFINE(MUST_REINSTALL_SIGHANDLERS,1,[Define if signal handlers must be reinstalled after they are called.]) |
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2469
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287 fi |
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288 ]) |
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289 dnl |
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3107
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290 dnl Check to see if C++ compiler needs the new friend template declaration |
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291 dnl syntax. |
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292 dnl |
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293 dnl OCTAVE_CXX_NEW_FRIEND_TEMPLATE_DECL |
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294 AC_DEFUN(OCTAVE_CXX_NEW_FRIEND_TEMPLATE_DECL, [ |
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295 AC_REQUIRE([AC_PROG_CXX]) |
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296 AC_MSG_CHECKING([for C++ support for new friend template declaration]) |
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297 AC_CACHE_VAL(octave_cv_cxx_new_friend_template_decl, [ |
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3888
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298 AC_LANG_PUSH(C++) |
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3107
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299 rm -f conftest.h |
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300 cat > conftest.h <<EOB |
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301 struct A { |
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302 friend int operator== (const A&, const A&); |
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303 A (int) { } |
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304 }; |
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305 |
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306 template <class T> int |
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307 operator== (const T&, const T&) |
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308 { |
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309 return 0; |
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310 } |
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311 EOB |
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312 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "conftest.h"]], |
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313 [[A a (1); |
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314 return a == A(1);]])], |
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315 [octave_cv_cxx_new_friend_template_decl=no], |
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316 [octave_cv_cxx_new_friend_template_decl=yes]) |
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317 AC_LANG_POP(C++) |
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318 ]) |
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319 AC_MSG_RESULT($octave_cv_cxx_new_friend_template_decl) |
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320 if test $octave_cv_cxx_new_friend_template_decl = yes; then |
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321 AC_DEFINE(CXX_NEW_FRIEND_TEMPLATE_DECL,1,[Define if your compiler supports `<>' stuff for template friends.]) |
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3107
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322 fi |
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323 ]) |
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3126
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324 dnl |
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3233
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325 dnl Check to see if C compiler handles FLAG command line option. If |
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326 dnl two arguments are specified, execute the second arg as shell |
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327 dnl commands. Otherwise, add FLAG to CFLAGS if the compiler accepts |
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328 dnl the flag. |
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329 dnl |
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330 dnl OCTAVE_CC_FLAG |
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331 AC_DEFUN(OCTAVE_CC_FLAG, [ |
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3908
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332 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
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333 AC_MSG_CHECKING(whether ${CC-cc} accepts $1) |
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334 AC_CACHE_VAL(octave_cv_cc_flag_$ac_safe, [ |
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3888
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335 AC_LANG_PUSH(C) |
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3126
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336 XCFLAGS="$CFLAGS" |
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337 CFLAGS="$CFLAGS $1" |
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338 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
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3126
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339 eval "octave_cv_cc_flag_$ac_safe=yes", |
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340 eval "octave_cv_cc_flag_$ac_safe=no") |
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341 CFLAGS="$XCFLAGS" |
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3888
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342 AC_LANG_POP(C) |
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3126
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343 ]) |
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344 if eval "test \"`echo '$octave_cv_cc_flag_'$ac_safe`\" = yes"; then |
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345 AC_MSG_RESULT(yes) |
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3131
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346 ifelse([$2], , [ |
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347 CFLAGS="$CFLAGS $1" |
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348 AC_MSG_RESULT([adding $1 to CFLAGS])], [$2]) |
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3126
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349 else |
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350 AC_MSG_RESULT(no) |
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351 ifelse([$3], , , [$3]) |
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352 fi |
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353 ]) |
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354 dnl |
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3233
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355 dnl Check to see if C++ compiler handles FLAG command line option. If |
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356 dnl two arguments are specified, execute the second arg as shell |
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357 dnl commands. Otherwise, add FLAG to CXXFLAGS if the compiler accepts |
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358 dnl the flag. |
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3126
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359 dnl |
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360 dnl OCTAVE_CXX_FLAG |
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361 AC_DEFUN(OCTAVE_CXX_FLAG, [ |
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3908
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362 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
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3222
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363 AC_MSG_CHECKING(whether ${CXX-g++} accepts $1) |
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3126
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364 AC_CACHE_VAL(octave_cv_cxx_flag_$ac_safe, [ |
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3888
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365 AC_LANG_PUSH(C++) |
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3126
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366 XCXXFLAGS="$CXXFLAGS" |
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367 CXXFLAGS="$CXXFLAGS $1" |
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5177
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368 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
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3126
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369 eval "octave_cv_cxx_flag_$ac_safe=yes", |
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370 eval "octave_cv_cxx_flag_$ac_safe=no") |
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371 CXXFLAGS="$XCXXFLAGS" |
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3888
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372 AC_LANG_POP(C++) |
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3126
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373 ]) |
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374 if eval "test \"`echo '$octave_cv_cxx_flag_'$ac_safe`\" = yes"; then |
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375 AC_MSG_RESULT(yes) |
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3131
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376 ifelse([$2], , [ |
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377 CXXFLAGS="$CXXFLAGS $1" |
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378 AC_MSG_RESULT([adding $1 to CXXFLAGS])], [$2]) |
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3126
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379 else |
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380 AC_MSG_RESULT(no) |
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381 ifelse([$3], , , [$3]) |
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382 fi |
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383 ]) |
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3130
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384 dnl |
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5076
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385 dnl Check to see if Fortran compiler handles FLAG command line option. If |
|
|
386 dnl two arguments are specified, execute the second arg as shell |
|
|
387 dnl commands. Otherwise, add FLAG to FFLAGS if the compiler accepts |
|
|
388 dnl the flag. |
|
|
389 dnl |
|
|
390 dnl OCTAVE_F77_FLAG |
|
|
391 AC_DEFUN(OCTAVE_F77_FLAG, [ |
|
|
392 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
|
|
393 AC_MSG_CHECKING(whether ${F77-g77} accepts $1) |
|
|
394 AC_CACHE_VAL(octave_cv_f77_flag_$ac_safe, [ |
|
|
395 AC_LANG_PUSH(Fortran 77) |
|
|
396 XFFLAGS="$FFLAGS" |
|
|
397 FFLAGS="$FFLAGS $1" |
|
5177
|
398 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
|
5076
|
399 eval "octave_cv_f77_flag_$ac_safe=yes", |
|
|
400 eval "octave_cv_f77_flag_$ac_safe=no") |
|
|
401 FFLAGS="$XFFLAGS" |
|
|
402 AC_LANG_POP(Fortran 77) |
|
|
403 ]) |
|
|
404 if eval "test \"`echo '$octave_cv_f77_flag_'$ac_safe`\" = yes"; then |
|
|
405 AC_MSG_RESULT(yes) |
|
|
406 ifelse([$2], , [ |
|
|
407 FFLAGS="$FFLAGS $1" |
|
|
408 AC_MSG_RESULT([adding $1 to FFLAGS])], [$2]) |
|
|
409 else |
|
|
410 AC_MSG_RESULT(no) |
|
|
411 ifelse([$3], , , [$3]) |
|
|
412 fi |
|
|
413 ]) |
|
|
414 dnl |
|
3729
|
415 dnl Check for flex |
|
|
416 dnl |
|
|
417 AC_DEFUN(OCTAVE_PROG_FLEX, [ |
|
|
418 ### For now, don't define LEXLIB to be -lfl -- we don't use anything in |
|
|
419 ### it, and it might not be installed. |
|
|
420 ### |
|
|
421 ### Also make sure that we generate an interactive scanner if we are |
|
|
422 ### using flex. |
|
|
423 AC_PROG_LEX |
|
|
424 case "$LEX" in |
|
|
425 flex*) |
|
|
426 LFLAGS="-t -I" |
|
|
427 AC_MSG_RESULT([defining LFLAGS to be $LFLAGS]) |
|
|
428 LEXLIB= |
|
|
429 ;; |
|
|
430 *) |
|
|
431 LEX='$(top_srcdir)/missing flex' |
|
|
432 warn_flex="I didn't find flex, but it's only a problem if you need to reconstruct lex.cc" |
|
|
433 AC_MSG_WARN($warn_flex) |
|
|
434 ;; |
|
|
435 esac |
|
|
436 AC_SUBST(LFLAGS) |
|
|
437 ]) |
|
|
438 dnl |
|
|
439 dnl Check for bison |
|
|
440 dnl |
|
|
441 AC_DEFUN(OCTAVE_PROG_BISON, [ |
|
|
442 AC_PROG_YACC |
|
|
443 case "$YACC" in |
|
|
444 bison*) |
|
|
445 ;; |
|
|
446 *) |
|
|
447 YACC='$(top_srcdir)/missing bison' |
|
|
448 warn_bison="I didn't find bison, but it's only a problem if you need to reconstruct parse.cc" |
|
|
449 AC_MSG_WARN($warn_bison) |
|
|
450 ;; |
|
|
451 esac |
|
|
452 ]) |
|
|
453 dnl |
|
3130
|
454 dnl What pager should we use? |
|
|
455 dnl |
|
|
456 AC_DEFUN(OCTAVE_PROG_PAGER, |
|
|
457 [if test "$cross_compiling" = yes; then |
|
|
458 DEFAULT_PAGER=less |
|
|
459 AC_MSG_RESULT(assuming $DEFAULT_PAGER exists on $canonical_host_type host) |
|
|
460 AC_SUBST(DEFAULT_PAGER) |
|
|
461 else |
|
|
462 octave_possible_pagers="less more page pg" |
|
|
463 case "$canonical_host_type" in |
|
6103
|
464 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
|
3130
|
465 octave_possible_pagers="$octave_possible_pagers more.com" |
|
|
466 ;; |
|
|
467 esac |
|
|
468 |
|
|
469 AC_CHECK_PROGS(DEFAULT_PAGER, $octave_possible_pagers, []) |
|
|
470 if test -z "$DEFAULT_PAGER"; then |
|
|
471 warn_less="I couldn't find \`less', \`more', \`page', or \`pg'" |
|
|
472 AC_MSG_WARN($warn_less) |
|
|
473 fi |
|
|
474 fi |
|
|
475 ]) |
|
|
476 dnl |
|
6821
|
477 dnl Does gnuplot exist? |
|
3130
|
478 dnl |
|
4098
|
479 AC_DEFUN(OCTAVE_PROG_GNUPLOT, [ |
|
|
480 case "$canonical_host_type" in |
|
6103
|
481 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
|
4098
|
482 gp_names="pgnuplot pipe-gnuplot gnuplot" |
|
|
483 gp_default=pgnuplot |
|
|
484 ;; |
|
|
485 *) |
|
|
486 gp_names=gnuplot |
|
|
487 gp_default=gnuplot |
|
|
488 ;; |
|
|
489 esac |
|
|
490 if test "$cross_compiling" = yes; then |
|
3130
|
491 AC_MSG_RESULT(assuming $GNUPLOT_BINARY exists on $canonical_host_type host) |
|
|
492 else |
|
4098
|
493 AC_CHECK_PROGS(GNUPLOT_BINARY, $gp_names) |
|
6821
|
494 if test -z "$GNUPLOT_BINARY"; then |
|
5513
|
495 warn_gnuplot=yes |
|
3130
|
496 |
|
5076
|
497 GNUPLOT_BINARY="$gp_default" |
|
|
498 |
|
3130
|
499 ## If you change this text, be sure to also copy it to the set of |
|
|
500 ## warnings at the end of the script |
|
|
501 |
|
|
502 AC_MSG_WARN([I didn't find gnuplot. It isn't necessary to have gnuplot]) |
|
|
503 AC_MSG_WARN([installed, but you won't be able to use any of Octave's]) |
|
|
504 AC_MSG_WARN([plotting commands without it.]) |
|
|
505 AC_MSG_WARN([]) |
|
|
506 AC_MSG_WARN([If gnuplot is installed but it isn't in your path, you can]) |
|
|
507 AC_MSG_WARN([tell Octave where to find it by typing the command]) |
|
|
508 AC_MSG_WARN([]) |
|
|
509 AC_MSG_WARN([gnuplot_binary = "/full/path/to/gnuplot/binary"]) |
|
|
510 AC_MSG_WARN([]) |
|
|
511 AC_MSG_WARN([at the Octave prompt.]) |
|
5076
|
512 AC_MSG_WARN([]) |
|
|
513 AC_MSG_WARN([Setting default value to $GNUPLOT_BINARY]) |
|
3130
|
514 fi |
|
|
515 fi |
|
4098
|
516 AC_DEFINE_UNQUOTED(GNUPLOT_BINARY, "$GNUPLOT_BINARY", [Name of gnuplot program.]) |
|
3130
|
517 ]) |
|
|
518 dnl |
|
3673
|
519 dnl Is gperf installed? |
|
|
520 dnl |
|
|
521 dnl OCTAVE_PROG_GPERF |
|
3731
|
522 AC_DEFUN(OCTAVE_PROG_GPERF, [ |
|
6119
|
523 AC_CHECK_PROG(GPERF, gperf, gperf, []) |
|
3731
|
524 if test -n "$GPERF"; then |
|
|
525 if echo "%{ |
|
4416
|
526 enum octave_kw_id { a_kw }; |
|
3731
|
527 %} |
|
4416
|
528 struct octave_kw { const char *name; int tok; octave_kw_id kw_id; }; |
|
3731
|
529 %% |
|
5094
|
530 foo" | $GPERF -t -C -D -E -G -L C++ -H octave_kw_hash -N octave_kw_lookup > /dev/null 2>&1; then |
|
3731
|
531 true |
|
|
532 else |
|
|
533 GPERF="" |
|
5094
|
534 warn_gperf="I found gperf, but it does not support all of the following options: -t -C -D -E -G -L C++ -H -N; you need gperf 3.0.1 or a more recent version" |
|
3731
|
535 AC_MSG_WARN($warn_gperf) |
|
|
536 fi |
|
|
537 else |
|
|
538 GPERF='$(top_srcdir)/missing gperf' |
|
|
539 warn_gperf="I didn't find gperf, but it's only a problem if you need to reconstruct oct-gperf.h" |
|
|
540 AC_MSG_WARN($warn_gperf) |
|
|
541 fi |
|
|
542 AC_SUBST(GPERF) |
|
3673
|
543 ]) |
|
|
544 dnl |
|
5934
|
545 dnl Is ghostscript installed? |
|
|
546 dnl |
|
|
547 dnl OCTAVE_PROG_GHOSTSCRIPT |
|
|
548 AC_DEFUN(OCTAVE_PROG_GHOSTSCRIPT, [ |
|
6116
|
549 case "$canonical_host_type" in |
|
|
550 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
|
|
551 gs_names="gs gswin32" |
|
|
552 ;; |
|
|
553 *) |
|
|
554 gs_names=gs |
|
|
555 ;; |
|
|
556 esac |
|
|
557 AC_CHECK_PROGS(GHOSTSCRIPT, $gs_names) |
|
5934
|
558 if test -z "$GHOSTSCRIPT"; then |
|
|
559 GHOSTSCRIPT='$(top_srcdir)/missing gs' |
|
|
560 warn_ghostscript="I didn't find ghostscript, but it's only a problem if you need to reconstruct figures for the manual" |
|
|
561 AC_MSG_WARN($warn_ghostscript) |
|
|
562 fi |
|
|
563 AC_SUBST(GHOSTSCRIPT) |
|
|
564 ]) |
|
|
565 dnl |
|
|
566 dnl Is makeinfo installed? |
|
|
567 dnl |
|
|
568 dnl OCTAVE_PROG_MAKEINFO |
|
|
569 AC_DEFUN(OCTAVE_PROG_MAKEINFO, [ |
|
6119
|
570 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, []) |
|
5934
|
571 if test -z "$MAKEINFO"; then |
|
|
572 MAKEINFO='$(top_srcdir)/missing makeinfo' |
|
|
573 warn_makeinfo="I didn't find makeinfo, but it's only a problem if you need to reconstruct the Info version of the manual" |
|
|
574 AC_MSG_WARN($warn_makeinfo) |
|
|
575 fi |
|
|
576 AC_SUBST(MAKEINFO) |
|
|
577 ]) |
|
|
578 dnl |
|
|
579 dnl Is texi2dvi installed? |
|
|
580 dnl |
|
|
581 dnl OCTAVE_PROG_TEXI2DVI |
|
|
582 AC_DEFUN(OCTAVE_PROG_TEXI2DVI, [ |
|
6119
|
583 AC_CHECK_PROG(TEXI2DVI, texi2dvi, texi2dvi, []) |
|
5934
|
584 if test -z "$TEXI2DVI"; then |
|
|
585 TEXI2DVI='$(top_srcdir)/missing texi2dvi' |
|
|
586 warn_texi2dvi="I didn't find texi2dvi, but it's only a problem if you need to reconstruct the DVI version of the manual" |
|
|
587 AC_MSG_WARN($warn_texi2dvi) |
|
|
588 fi |
|
|
589 AC_SUBST(TEXI2DVI) |
|
|
590 ]) |
|
|
591 dnl |
|
|
592 dnl Is texi2pdf installed? |
|
|
593 dnl |
|
|
594 dnl OCTAVE_PROG_TEXI2PDF |
|
|
595 AC_DEFUN(OCTAVE_PROG_TEXI2PDF, [ |
|
6116
|
596 AC_REQUIRE([OCTAVE_PROG_TEXI2DVI]) |
|
6119
|
597 AC_CHECK_PROG(TEXI2PDF, texi2pdf, texi2pdf, []) |
|
5934
|
598 if test -z "$TEXI2PDF"; then |
|
6116
|
599 missing=true; |
|
|
600 if test -n "$TEXI2DVI"; then |
|
|
601 TEXI2PDF="$TEXI2DVI --pdf" |
|
|
602 missing=false; |
|
|
603 fi |
|
|
604 else |
|
|
605 missing=false; |
|
|
606 fi |
|
|
607 if $missing; then |
|
5934
|
608 TEXI2PDF='$(top_srcdir)/missing texi2pdf' |
|
|
609 warn_texi2pdf="I didn't find texi2pdf, but it's only a problem if you need to reconstruct the PDF version of the manual" |
|
|
610 AC_MSG_WARN($warn_texi2pdf) |
|
|
611 fi |
|
|
612 AC_SUBST(TEXI2PDF) |
|
|
613 ]) |
|
|
614 dnl |
|
3222
|
615 dnl Find nm. |
|
|
616 dnl |
|
|
617 dnl OCTAVE_PROG_NM |
|
|
618 AC_DEFUN(OCTAVE_PROG_NM, |
|
4093
|
619 [AC_CHECK_PROG(NM, ${ac_tool_prefix}nm, ${ac_tool_prefix}nm, []) |
|
3222
|
620 AC_SUBST(NM) |
|
|
621 ]) |
|
|
622 dnl |
|
|
623 dnl See if the C++ compiler prepends an underscore to external names. |
|
|
624 dnl |
|
|
625 dnl OCTAVE_CXX_PREPENDS_UNDERSCORE |
|
4093
|
626 AC_DEFUN(OCTAVE_CXX_PREPENDS_UNDERSCORE, [ |
|
|
627 AC_REQUIRE([OCTAVE_PROG_NM]) |
|
|
628 AC_MSG_CHECKING([whether ${CXX-g++} prepends an underscore to external names]) |
|
3222
|
629 AC_CACHE_VAL(octave_cv_cxx_prepends_underscore, |
|
|
630 [octave_cv_cxx_prepends_underscore=no |
|
3888
|
631 AC_LANG_PUSH(C++) |
|
3222
|
632 cat > conftest.$ac_ext <<EOF |
|
3842
|
633 bool FSmy_dld_fcn (void) { return false; } |
|
3222
|
634 EOF |
|
|
635 if AC_TRY_EVAL(ac_compile); then |
|
6057
|
636 if test "`${NM-nm} conftest.$ac_objext | grep _FSmy_dld_fcn`" != ""; then |
|
3222
|
637 octave_cv_cxx_prepends_underscore=yes |
|
|
638 fi |
|
|
639 else |
|
3888
|
640 echo "configure: failed program was:" >&AS_MESSAGE_LOG_FD |
|
|
641 cat conftest.$ac_ext >&AS_MESSAGE_LOG_FD |
|
3222
|
642 fi |
|
3888
|
643 AC_LANG_POP(C++) |
|
5775
|
644 ### FIXME -- Ignore test result on Windows. Yes it prepends |
|
4105
|
645 ### underscore, but LoadLibrary ignores it automatically. The |
|
4102
|
646 ### correct test is to build the shared library then try to grab the |
|
|
647 ### symbol from it with and without underscore. |
|
|
648 case "$canonical_host_type" in |
|
4105
|
649 *-*-cygwin* | *-*-mingw*) |
|
4102
|
650 octave_cv_cxx_prepends_underscore=no |
|
|
651 ;; |
|
5775
|
652 ### FIXME -- Ignore test result on OS X. Yes it prepends |
|
4162
|
653 ### underscore, but also messes with the name so test fails (incorrectly). |
|
4685
|
654 *-*-darwin*) |
|
4162
|
655 octave_cv_cxx_prepends_underscore=yes |
|
|
656 ;; |
|
4102
|
657 esac |
|
3222
|
658 ]) |
|
|
659 AC_MSG_RESULT($octave_cv_cxx_prepends_underscore) |
|
|
660 if test $octave_cv_cxx_prepends_underscore = yes; then |
|
3887
|
661 AC_DEFINE(CXX_PREPENDS_UNDERSCORE, 1, [Define if your compiler prepends underscores to external names.]) |
|
3222
|
662 fi |
|
|
663 ]) |
|
3769
|
664 dnl |
|
|
665 dnl See if the C++ library is ISO compliant. |
|
|
666 dnl FIXME: This is obviously very simplistic, and trivially fooled. |
|
|
667 dnl |
|
|
668 dnl OCTAVE_CXX_ISO_COMPLIANT_LIBRARY |
|
|
669 AC_DEFUN(OCTAVE_CXX_ISO_COMPLIANT_LIBRARY, [ |
|
|
670 AC_REQUIRE([AC_PROG_CXX]) |
|
|
671 AC_MSG_CHECKING([if C++ library is ISO compliant]) |
|
|
672 AC_CACHE_VAL(octave_cv_cxx_iso_compliant_library, [ |
|
3888
|
673 AC_LANG_PUSH(C++) |
|
3769
|
674 rm -f conftest.h |
|
3943
|
675 ### Omitting cwctype for now, since it is broken with gcc-3.0.x and |
|
|
676 ### possibly other versions... |
|
3769
|
677 for inc in algorithm bitset cassert cctype cerrno cfloat ciso646 \ |
|
|
678 climits clocale cmath complex csetjmp csignal cstdarg cstddef \ |
|
3943
|
679 cstdio cstdlib cstring ctime cwchar deque exception \ |
|
3769
|
680 fstream functional iomanip ios iosfwd iostream istream iterator \ |
|
|
681 limits list locale map memory new numeric ostream queue set \ |
|
|
682 sstream stack stdexcept streambuf string strstream typeinfo \ |
|
|
683 utility valarray vector; do |
|
|
684 echo "#include <$inc>" >> conftest.h |
|
|
685 done |
|
5842
|
686 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "conftest.h"]], |
|
|
687 [[std::bitset<50> flags; |
|
3769
|
688 flags.set(); |
|
|
689 int digits = std::numeric_limits<unsigned long>::digits; |
|
5842
|
690 digits = 0;]])], |
|
|
691 [octave_cv_cxx_iso_compliant_library=yes], |
|
|
692 [octave_cv_cxx_iso_compliant_library=no]) |
|
3888
|
693 AC_LANG_POP(C++) |
|
3769
|
694 ]) |
|
|
695 AC_MSG_RESULT($octave_cv_cxx_iso_compliant_library) |
|
|
696 if test $octave_cv_cxx_iso_compliant_library = yes; then |
|
3887
|
697 AC_DEFINE(CXX_ISO_COMPLIANT_LIBRARY, 1, [Define if your C++ runtime library is ISO compliant.]) |
|
3769
|
698 fi |
|
|
699 ]) |
|
3822
|
700 dnl |
|
|
701 dnl Allow the user disable support for command line editing using GNU |
|
|
702 dnl readline. |
|
|
703 dnl |
|
|
704 dnl OCTAVE_ENABLE_READLINE |
|
|
705 AC_DEFUN(OCTAVE_ENABLE_READLINE, [ |
|
|
706 USE_READLINE=true |
|
4102
|
707 LIBREADLINE= |
|
3822
|
708 AC_ARG_ENABLE(readline, |
|
|
709 [ --enable-readline use readline library (default is yes)], |
|
|
710 [if test "$enableval" = no; then |
|
3824
|
711 USE_READLINE=false |
|
3825
|
712 warn_readline="command editing and history features require GNU Readline" |
|
3824
|
713 fi]) |
|
3822
|
714 if $USE_READLINE; then |
|
|
715 AC_CHECK_LIB(readline, rl_set_keyboard_input_timeout, [ |
|
4102
|
716 LIBREADLINE="-lreadline" |
|
|
717 LIBS="$LIBREADLINE $LIBS" |
|
3887
|
718 AC_DEFINE(USE_READLINE, 1, [Define to use the readline library.]) |
|
3822
|
719 ], [ |
|
3824
|
720 AC_MSG_WARN([I need GNU Readline 4.2 or later]) |
|
|
721 AC_MSG_ERROR([this is fatal unless you specify --disable-readline]) |
|
3822
|
722 ]) |
|
|
723 fi |
|
4102
|
724 AC_SUBST(LIBREADLINE) |
|
3822
|
725 ]) |
|
3842
|
726 dnl |
|
|
727 dnl Determine the C++ compiler ABI. It sets the macro CXX_ABI to the |
|
|
728 dnl name of the ABI, and is used to mangle the C linkage loadable |
|
|
729 dnl functions to avoid ABI mismatch. GNU C++ currently uses gnu_v2 |
|
|
730 dnl (GCC versions <= 2.95.x) dnl or gnu_v3 (GCC versions >= 3.0). |
|
|
731 dnl Set to "unknown" is when we don't know enough about the ABI, which |
|
|
732 dnl will happen when using an unsupported C++ compiler. |
|
|
733 dnl |
|
|
734 dnl OCTAVE_CXX_ABI |
|
4093
|
735 AC_DEFUN(OCTAVE_CXX_ABI, [ |
|
|
736 AC_REQUIRE([OCTAVE_PROG_NM]) |
|
|
737 AC_MSG_CHECKING([C++ ABI version used by ${CXX}]) |
|
3842
|
738 AC_CACHE_VAL(octave_cv_cxx_abi, |
|
|
739 [octave_cv_cxx_abi='unknown' |
|
3888
|
740 AC_LANG_PUSH(C++) |
|
3842
|
741 cat > conftest.$ac_ext <<EOF |
|
|
742 bool FSmy_dld_fcn (void) { return false; } |
|
|
743 EOF |
|
|
744 if AC_TRY_EVAL(ac_compile); then |
|
6057
|
745 if test "`${NM-nm} conftest.$ac_objext | grep FSmy_dld_fcn__Fv`" != ""; then |
|
3842
|
746 octave_cv_cxx_abi='gnu_v2' |
|
|
747 fi |
|
6057
|
748 if test "`${NM-nm} conftest.$ac_objext | grep _Z12FSmy_dld_fcnv`" != ""; then |
|
3842
|
749 octave_cv_cxx_abi='gnu_v3' |
|
|
750 fi |
|
6057
|
751 if test "`${NM-nm} conftest.$ac_objext | grep __1cMFSmy_dld_fcn6F_b_`" != ""; then |
|
3843
|
752 octave_cv_cxx_abi='sun_v5' |
|
3842
|
753 fi |
|
|
754 else |
|
3888
|
755 echo "configure: failed program was:" >&AS_MESSAGE_LOG_FD |
|
|
756 cat conftest.$ac_ext >&AS_MESSAGE_LOG_FD |
|
3842
|
757 fi |
|
3888
|
758 AC_LANG_POP(C++) |
|
3842
|
759 ]) |
|
|
760 AC_MSG_RESULT($octave_cv_cxx_abi) |
|
3887
|
761 AC_DEFINE_UNQUOTED(CXX_ABI, $octave_cv_cxx_abi, [Define to the C++ ABI your compiler uses.]) |
|
3842
|
762 ]) |
|
4067
|
763 dnl |
|
5854
|
764 dnl Check to see if C++ reintrepret cast works for function pointers. |
|
|
765 dnl |
|
|
766 dnl OCTAVE_CXX_BROKEN_REINTERPRET_CAST |
|
|
767 dnl |
|
|
768 AC_DEFUN(OCTAVE_CXX_BROKEN_REINTERPRET_CAST, [ |
|
|
769 AC_REQUIRE([AC_PROG_CXX]) |
|
|
770 AC_LANG_PUSH(C++) |
|
|
771 AC_CACHE_CHECK([for broken C++ reinterpret_cast], |
|
|
772 octave_cv_cxx_broken_reinterpret_cast, [ |
|
|
773 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <cmath>]], [[ |
|
|
774 typedef double (*fptr) (double); |
|
|
775 fptr psin = sin; |
|
|
776 void *vptr = reinterpret_cast<void *> (psin); |
|
|
777 psin = reinterpret_cast<fptr> (vptr);]])], |
|
|
778 octave_cv_cxx_broken_reinterpret_cast=no, |
|
|
779 octave_cv_cxx_broken_reinterpret_cast=yes)]) |
|
|
780 if test $octave_cv_cxx_broken_reinterpret_cast = yes ; then |
|
|
781 AC_DEFINE(CXX_BROKEN_REINTERPRET_CAST, 1, [Define if C++ reinterpret_cast fails for function pointers.]) |
|
|
782 fi |
|
|
783 AC_LANG_POP(C++)]) |
|
|
784 dnl |
|
4067
|
785 dnl Determine if mkdir accepts only one argument instead dnl of the usual 2. |
|
|
786 dnl |
|
6104
|
787 AC_DEFUN(OCTAVE_MKDIR_TAKES_ONE_ARG, [ |
|
|
788 AC_LANG_PUSH(C++) |
|
|
789 AC_CACHE_CHECK([if mkdir takes one argument], octave_cv_mkdir_takes_one_arg, |
|
5844
|
790 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> |
|
4067
|
791 #ifdef HAVE_SYS_STAT_H |
|
|
792 # include <sys/stat.h> |
|
|
793 #endif |
|
|
794 #ifdef HAVE_UNISTD_H |
|
|
795 # include <unistd.h> |
|
|
796 #endif |
|
|
797 #ifdef HAVE_DIRECT_H |
|
|
798 # include <direct.h> |
|
5844
|
799 #endif]], [[mkdir ("foo", 0);]])], |
|
4067
|
800 octave_cv_mkdir_takes_one_arg=no, octave_cv_mkdir_takes_one_arg=yes)]) |
|
6104
|
801 AC_LANG_POP(C++) |
|
4067
|
802 if test $octave_cv_mkdir_takes_one_arg = yes ; then |
|
|
803 AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.]) |
|
|
804 fi |
|
|
805 ]) |
|
4084
|
806 # OCTAVE_PROG_SED |
|
|
807 # -------------- |
|
|
808 # Check for a fully-functional sed program, that truncates |
|
6955
|
809 # as few characters as possible and that supports "\(X\|Y\)" |
|
|
810 # style regular expression alternation. Prefer GNU sed if found. |
|
4084
|
811 AC_DEFUN([OCTAVE_PROG_SED], |
|
6955
|
812 [AC_MSG_CHECKING([for a usable sed]) |
|
4084
|
813 if test -z "$SED"; then |
|
6822
|
814 AC_CACHE_VAL(ac_cv_path_sed, [ |
|
|
815 # Loop through the user's path and test for sed and gsed. |
|
|
816 # Then use that list of sed's as ones to test for truncation. |
|
|
817 _AS_PATH_WALK([$PATH], |
|
|
818 [for ac_prog in sed gsed; do |
|
|
819 for ac_exec_ext in '' $ac_executable_extensions; do |
|
|
820 if AS_EXECUTABLE_P(["$as_dir/$ac_prog$ac_exec_ext"]); then |
|
|
821 _sed_list="$_sed_list $as_dir/$ac_prog$ac_exec_ext" |
|
|
822 fi |
|
|
823 done |
|
4084
|
824 done |
|
6822
|
825 ]) |
|
|
826 AS_TMPDIR(sed) |
|
|
827 _max=0 |
|
4084
|
828 _count=0 |
|
6822
|
829 # Add /usr/xpg4/bin/sed as it is typically found on Solaris |
|
|
830 # along with /bin/sed that truncates output. |
|
|
831 for _sed in $_sed_list /usr/xpg4/bin/sed; do |
|
|
832 test ! -f ${_sed} && break |
|
|
833 cat /dev/null > "$tmp/sed.in" |
|
|
834 _count=0 |
|
|
835 echo $ECHO_N "0123456789$ECHO_C" >"$tmp/sed.in" |
|
|
836 # Check for GNU sed and select it if it is found. |
|
|
837 if "${_sed}" --version 2>&1 < /dev/null | egrep '(GNU)' > /dev/null; then |
|
|
838 octave_cv_path_sed=${_sed} |
|
|
839 break; |
|
4084
|
840 fi |
|
6955
|
841 # Reject if RE alternation is not handled. |
|
|
842 if test "`echo 'this and that' | ${_sed} -n 's/\(this\|that\).*$/\1/p'`" != "this"; then |
|
|
843 continue; |
|
|
844 fi |
|
6822
|
845 while true; do |
|
|
846 cat "$tmp/sed.in" "$tmp/sed.in" >"$tmp/sed.tmp" |
|
|
847 mv "$tmp/sed.tmp" "$tmp/sed.in" |
|
|
848 cp "$tmp/sed.in" "$tmp/sed.nl" |
|
|
849 echo >>"$tmp/sed.nl" |
|
|
850 ${_sed} -e 's/a$//' < "$tmp/sed.nl" >"$tmp/sed.out" || break |
|
|
851 cmp -s "$tmp/sed.out" "$tmp/sed.nl" || break |
|
|
852 # 10000 chars as input seems more than enough |
|
|
853 test $_count -gt 10 && break |
|
|
854 _count=`expr $_count + 1` |
|
|
855 if test $_count -gt $_max; then |
|
|
856 _max=$_count |
|
|
857 octave_cv_path_sed=$_sed |
|
|
858 fi |
|
|
859 done |
|
4084
|
860 done |
|
6822
|
861 rm -rf "$tmp" |
|
|
862 ]) |
|
|
863 SED=$octave_cv_path_sed |
|
4084
|
864 fi |
|
6822
|
865 AC_SUBST(SED) |
|
4084
|
866 AC_MSG_RESULT([$SED]) |
|
|
867 ]) |
|
5465
|
868 dnl |
|
|
869 dnl Find Perl. |
|
|
870 dnl |
|
|
871 dnl OCTAVE_PROG_PERL |
|
|
872 AC_DEFUN(OCTAVE_PROG_PERL, |
|
6119
|
873 [AC_CHECK_PROG(PERL, perl, perl, []) |
|
5465
|
874 AC_SUBST(PERL) |
|
|
875 ]) |
|
5468
|
876 dnl |
|
5495
|
877 dnl Find Python. |
|
|
878 dnl |
|
|
879 dnl OCTAVE_PROG_PYTHON |
|
|
880 AC_DEFUN(OCTAVE_PROG_PYTHON, |
|
6119
|
881 [AC_CHECK_PROG(PYTHON, python, python, []) |
|
5495
|
882 AC_SUBST(PYTHON) |
|
|
883 ]) |
|
|
884 dnl |
|
5468
|
885 dnl Find desktop-file-install. |
|
|
886 dnl |
|
|
887 dnl OCTAVE_PROG_DESKTOP_FILE_INSTALL |
|
|
888 AC_DEFUN(OCTAVE_PROG_DESKTOP_FILE_INSTALL, |
|
6119
|
889 [AC_CHECK_PROG(DESKTOP_FILE_INSTALL, desktop-file-install, desktop-file-install, []) |
|
5468
|
890 AC_SUBST(DESKTOP_FILE_INSTALL) |
|
|
891 ]) |
|
|
892 dnl |
|
|
893 dnl Check for IEEE 754 data format. |
|
|
894 dnl |
|
4853
|
895 AC_DEFUN([OCTAVE_IEEE754_DATA_FORMAT], |
|
|
896 [AC_MSG_CHECKING([for IEEE 754 data format]) |
|
|
897 AC_CACHE_VAL(octave_cv_ieee754_data_format, |
|
5844
|
898 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
|
4853
|
899 int |
|
|
900 main (void) |
|
|
901 { |
|
|
902 typedef union { unsigned char c[8]; double d; } ieeebytes; |
|
|
903 |
|
|
904 ieeebytes l = {0x1c, 0xbc, 0x6e, 0xf2, 0x54, 0x8b, 0x11, 0x43}; |
|
|
905 ieeebytes b = {0x43, 0x11, 0x8b, 0x54, 0xf2, 0x6e, 0xbc, 0x1c}; |
|
|
906 |
|
|
907 return l.d != 1234567891234567.0 && b.d != 1234567891234567.0; |
|
5844
|
908 }]])], |
|
4853
|
909 octave_cv_ieee754_data_format=yes, |
|
|
910 octave_cv_ieee754_data_format=no, |
|
|
911 octave_cv_ieee754_data_format=no)]) |
|
|
912 if test "$cross_compiling" = yes; then |
|
|
913 AC_MSG_RESULT([$octave_cv_ieee754_data_format assumed for cross compilation]) |
|
|
914 else |
|
|
915 AC_MSG_RESULT($octave_cv_ieee754_data_format) |
|
|
916 fi |
|
|
917 if test "$octave_cv_ieee754_data_format" = yes; then |
|
|
918 AC_DEFINE(HAVE_IEEE754_DATA_FORMAT, 1, [Define if your system uses IEEE 754 data format.]) |
|
|
919 fi |
|
|
920 ]) |
|
5505
|
921 dnl |
|
|
922 dnl Check for UMFPACK seperately split complex matrix and RHS. Note |
|
|
923 dnl that as umfpack.h can be in three different places, rather than |
|
|
924 dnl include it, just declare the functions needed. |
|
|
925 dnl |
|
5512
|
926 dnl Assumes that the check for umfpack has already been performed. |
|
5505
|
927 dnl |
|
|
928 AC_DEFUN([OCTAVE_UMFPACK_SEPERATE_SPLIT], |
|
|
929 [AC_MSG_CHECKING([for UMFPACK seperate complex matrix and rhs split]) |
|
|
930 AC_CACHE_VAL(octave_cv_umfpack_seperate_split, |
|
5844
|
931 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
|
5505
|
932 #include <stdlib.h> |
|
5512
|
933 #if defined (HAVE_UFSPARSE_UMFPACK_h) |
|
|
934 #include <ufsparse/umfpack.h> |
|
|
935 #elif defined (HAVE_UMFPACK_UMFPACK_H) |
|
|
936 #include <umfpack/umfpack.h> |
|
|
937 #elif defined (HAVE_UMFPACK_H) |
|
|
938 #include <umfpack.h> |
|
|
939 #endif |
|
5505
|
940 int n = 5; |
|
|
941 int Ap[] = {0, 2, 5, 9, 10, 12}; |
|
|
942 int Ai[] = {0, 1, 0, 2, 4, 1, 2, 3, 4, 2, 1, 4}; |
|
|
943 double Ax[] = {2., 0., 3., 0., 3., 0., -1., 0., 4., 0., 4., 0., |
|
|
944 -3., 0., 1., 0., 2., 0., 2., 0., 6., 0., 1., 0.}; |
|
|
945 double br[] = {8., 45., -3., 3., 19.}; |
|
|
946 double bi[] = {0., 0., 0., 0., 0.}; |
|
|
947 int main (void) |
|
|
948 { |
|
|
949 double *null = (double *) NULL ; |
|
|
950 double *x = (double *)malloc (2 * n * sizeof(double)); |
|
|
951 int i ; |
|
|
952 void *Symbolic, *Numeric ; |
|
|
953 (void) umfpack_zi_symbolic (n, n, Ap, Ai, Ax, null, &Symbolic, null, null) ; |
|
|
954 (void) umfpack_zi_numeric (Ap, Ai, Ax, null, Symbolic, &Numeric, null, null) ; |
|
|
955 umfpack_zi_free_symbolic (&Symbolic) ; |
|
|
956 (void) umfpack_zi_solve (0, Ap, Ai, Ax, null, x, null, br, bi, |
|
|
957 Numeric, null, null) ; |
|
|
958 umfpack_zi_free_numeric (&Numeric) ; |
|
|
959 for (i = 0; i < n; i++, x+=2) |
|
|
960 if (fabs(*x - i - 1.) > 1.e-13) |
|
|
961 return (1); |
|
|
962 return (0) ; |
|
|
963 } |
|
5844
|
964 ]])], |
|
5505
|
965 octave_cv_umfpack_seperate_split=yes, |
|
|
966 octave_cv_umfpack_seperate_split=no, |
|
|
967 octave_cv_umfpack_seperate_split=no)]) |
|
|
968 if test "$cross_compiling" = yes; then |
|
|
969 AC_MSG_RESULT([$octave_cv_umfpack_seperate_split assumed for cross compilation]) |
|
|
970 else |
|
|
971 AC_MSG_RESULT($octave_cv_umfpack_seperate_split) |
|
|
972 fi |
|
|
973 if test "$octave_cv_umfpack_seperate_split" = yes; then |
|
|
974 AC_DEFINE(UMFPACK_SEPARATE_SPLIT, 1, [Define if the UMFPACK Complex solver allow matrix and RHS to be split independently]) |
|
|
975 fi |
|
|
976 ]) |
|
6276
|
977 dnl |
|
|
978 dnl Check whether using HDF5 DLL under Windows. This is done by |
|
|
979 dnl testing for a data symbol in the HDF5 library, which would |
|
|
980 dnl requires the definition of _HDF5USEDL_ under MSVC compiler. |
|
|
981 dnl |
|
|
982 AC_DEFUN([OCTAVE_HDF5_DLL], [ |
|
|
983 AC_CACHE_CHECK([if _HDF5USEDLL_ needs to be defined],octave_cv_hdf5_dll, [ |
|
6724
|
984 AC_TRY_LINK([#include <hdf5.h>], [hid_t x = H5T_NATIVE_DOUBLE; return x], |
|
6276
|
985 octave_cv_hdf5_dll=no, [ |
|
|
986 CFLAGS_old=$CFLAGS |
|
|
987 CFLAGS="$CFLAGS -DWIN32 -D_HDF5USEDLL_" |
|
6724
|
988 AC_TRY_LINK([#include <hdf5.h>], [hid_t x = H5T_NATIVE_DOUBLE; return x], |
|
6276
|
989 octave_cv_hdf5_dll=yes, |
|
|
990 octave_cv_hdf5_dll=no) |
|
|
991 CFLAGS=$CFLAGS_old])]) |
|
|
992 if test "$octave_cv_hdf5_dll" = yes; then |
|
|
993 AC_DEFINE(_HDF5USEDLL_, 1, [Define if using HDF5 dll (Win32)]) |
|
|
994 fi]) |
|
6823
|
995 dnl |
|
|
996 dnl Check for the QHull version. |
|
|
997 dnl |
|
|
998 AC_DEFUN(AC_CHECK_QHULL_VERSION, |
|
|
999 [AC_MSG_CHECKING([for qh_qhull in -lqhull with qh_version]) |
|
|
1000 AC_CACHE_VAL(octave_cv_lib_qhull_version, [ |
|
|
1001 cat > conftest.c <<EOF |
|
|
1002 #include <stdio.h> |
|
|
1003 char *qh_version = "version"; |
|
|
1004 char qh_qhull(); |
|
|
1005 int |
|
|
1006 main(argc, argv) |
|
|
1007 int argc; |
|
|
1008 char **argv; |
|
|
1009 { |
|
|
1010 qh_qhull(); |
|
|
1011 return 0; |
|
|
1012 } |
|
|
1013 EOF |
|
|
1014 |
|
|
1015 octave_qhull_try="${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS conftest.c -o conftest -lqhull $LIBS" |
|
|
1016 if AC_TRY_EVAL(octave_qhull_try) && test -s conftest ; then |
|
|
1017 octave_cv_lib_qhull_version=yes |
|
|
1018 else |
|
|
1019 octave_cv_lib_qhull_version=no |
|
|
1020 fi |
|
|
1021 rm -f conftest.c conftest.o conftest |
|
|
1022 ])dnl |
|
|
1023 if test "$octave_cv_lib_qhull_version" = "yes"; then |
|
|
1024 AC_MSG_RESULT(yes) |
|
|
1025 ifelse([$1], , , [$1]) |
|
|
1026 else |
|
|
1027 AC_MSG_RESULT(no) |
|
|
1028 ifelse([$2], , , [$2]) |
|
|
1029 fi |
|
|
1030 ]) |
|
|
1031 |
