1 | # svr5 hints, System V Release 5.x (UnixWare 7) |
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2 | # mods after mail fm Andy Dougherty |
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3 | # Reworked by hops@sco.com Sept/Oct 1999 for UW7.1 platform support |
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4 | # Boyd Gerber, gerberb@zenez.com 1999/09/21 for threads support. |
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5 | # Originally taken from svr4 hints.sh 21-Sep-98 hops@sco.com |
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6 | # which was version of 1996/10/25 by Tye McQueen, tye@metronet.com |
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7 | |
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8 | # Use Configure -Dusethreads to enable threads. |
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9 | # Use Configure -Dcc=gcc to use gcc. |
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10 | case "$cc" in |
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11 | *gcc*) |
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12 | # "$gccversion" not set yet |
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13 | vers=`gcc -v 2>&1 | sed -n -e 's@.*version \([^ ][^ ]*\) .*@\1@p'` |
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14 | case $vers in |
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15 | *2.95*) |
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16 | ccflags='-fno-strict-aliasing' |
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17 | # More optimisation provided in gcc-2.95 causes miniperl to segv. |
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18 | # -fno-strict-aliasing is supposed to correct this but |
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19 | # if it doesn't and you get segv when the build runs miniperl then |
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20 | # disable optimisation as below |
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21 | # optimize=' ' |
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22 | ;; |
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23 | esac |
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24 | ;; |
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25 | esac |
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26 | |
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27 | # Hardwire the processor to 586 for consistancy with autoconf |
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28 | # archname='i586-svr5' |
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29 | # -- seems this is generally disliked by perl porters so leave it to float |
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30 | |
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31 | # Our default setup excludes anything from /usr/ucblib (and consequently dbm) |
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32 | # as later modules assume symbols found are available in shared libs |
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33 | # On svr5 these are static archives which causes problems for |
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34 | # dynamic modules loaded later (and ucblib is a bad dream anyway) |
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35 | # |
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36 | # However there is a dbm library built from the ucb sources outside ucblib |
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37 | # at http://www.sco.com/skunkware (installing into /usr/local) so if we |
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38 | # detect this we'll use it. You can change the default |
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39 | # (to allow ucblib and its dbm or disallowing non ucb dbm) by |
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40 | # changing 'want_*' config values below to '' to disable or otherwise to enable |
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41 | |
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42 | # Leave leading tabs so Configure doesn't propagate variables to config.sh |
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43 | |
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44 | want_ucb='' # don't use anything from /usr/ucblib - icky |
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45 | want_dbm='yes' # use dbm if can find library in /usr/local/lib |
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46 | want_gdbm='yes' # use gdbm if can find library in /usr/local/lib |
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47 | want_udk70='' # link with old static libc pieces |
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48 | # link with udk70 if building on 7.1 abd want resulting binary |
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49 | # to run on uw7.0* - it will link in referenced static symbols |
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50 | # of libc that are (now) in the shared libc.so on 7.1 but were |
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51 | # not there in 7.0. |
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52 | # There are still scenarios where this is still insufficient so |
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53 | # overall it is preferable to get ptf7051e |
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54 | # ftp://ftp.sco.com/SLS/ptf7051e.Z |
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55 | # installed on any/all 7.0 systems and leave the above unset. |
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56 | |
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57 | if [ "$want_ucb" ] ; then |
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58 | ldflags= '-L/usr/ucblib' |
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59 | ccflags='-I/usr/ucbinclude' |
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60 | # /usr/ccs/include and /usr/ccs/lib are used implicitly by cc as reqd |
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61 | else |
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62 | libswanted=`echo " $libswanted " | sed -e 's/ ucb / /'` |
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63 | glibpth=`echo " $glibpth " | sed -e 's/ \/usr\/ucblib / /'` |
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64 | |
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65 | # If see libdbm in /usr/local and not overidden assume its the |
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66 | # non ucblib rebuild from skunkware and use it |
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67 | if [ ! -f /usr/local/lib/libdbm.so -o ! "$want_dbm" ] ; then |
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68 | i_dbm='undef' |
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69 | libswanted=`echo " $libswanted " | sed -e 's/ dbm / /'` |
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70 | fi |
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71 | fi |
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72 | |
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73 | if [ ! "$want_gdbm" ] ; then |
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74 | i_gdbm='undef' |
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75 | libswanted=`echo " $libswanted " | sed -e 's/ gdbm / /'` |
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76 | fi |
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77 | |
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78 | |
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79 | # Don't use problematic libraries: |
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80 | # libmalloc.a - Probably using Perl's malloc() anyway. |
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81 | # libc: on UW7 don't want -lc explicitly as native cc gives warnings/errors |
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82 | libswanted=`echo " $libswanted " | sed -e 's/ malloc / /' -e 's/ c / /'` |
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83 | |
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84 | # remove /shlib and /lib from library search path as both symlink to /usr/lib |
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85 | # where runtime shared libc is |
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86 | glibpth=`echo " $glibpth " | sed -e 's/ \/shlib / /' -e 's/ \/lib / /` |
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87 | |
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88 | # Don't use BSD emulation pieces (/usr/ucblib) regardless |
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89 | # these would probably be autonondetected anyway but ... |
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90 | d_Gconvert='gcvt((x),(n),(b))' # Try gcvt() before gconvert(). |
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91 | d_bcopy='undef' d_bcmp='undef' d_bzero='undef' d_safebcpy='undef' |
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92 | d_index='undef' d_killpg='undef' d_getprior='undef' d_setprior='undef' |
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93 | d_setlinebuf='undef' |
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94 | d_setregid='undef' d_setreuid='undef' # -- in /usr/lib/libc.so.1 |
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95 | |
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96 | |
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97 | # Broken C-Shell tests (Thanks to Tye McQueen): |
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98 | # The OS-specific checks may be obsoleted by the this generic test. |
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99 | sh_cnt=`sh -c 'echo /*' | wc -c` |
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100 | csh_cnt=`csh -f -c 'glob /*' 2>/dev/null | wc -c` |
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101 | csh_cnt=`expr 1 + $csh_cnt` |
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102 | if [ "$sh_cnt" -ne "$csh_cnt" ]; then |
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103 | echo "You're csh has a broken 'glob', disabling..." >&2 |
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104 | d_csh='undef' |
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105 | fi |
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106 | |
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107 | # Unixware-specific problems. UW7 give correctname with uname -s |
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108 | # UnixWare has a broken csh. (This might already be detected above). |
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109 | # Configure can't detect memcpy or memset on Unixware 2 or 7 |
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110 | # |
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111 | # Leave leading tabs on the next two lines so Configure doesn't |
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112 | # propagate these variables to config.sh |
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113 | uw_ver=`uname -v` |
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114 | uw_isuw=`uname -s 2>&1` |
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115 | |
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116 | if [ "$uw_isuw" = "UnixWare" ]; then |
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117 | case $uw_ver in |
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118 | 7.1*) |
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119 | d_csh='undef' |
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120 | d_memcpy='define' |
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121 | d_memset='define' |
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122 | stdio_cnt='((fp)->__cnt)' |
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123 | d_stdio_cnt_lval='define' |
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124 | stdio_ptr='((fp)->__ptr)' |
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125 | d_stdio_ptr_lval='define' |
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126 | |
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127 | d_bcopy='define' # In /usr/lib/libc.so.1 |
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128 | d_setregid='define' # " |
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129 | d_setreuid='define' # " |
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130 | |
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131 | if [ -f /usr/ccs/lib/libcudk70.a -a "$want_udk70" ] ; then |
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132 | libswanted=" $libswanted cudk70" |
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133 | fi |
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134 | ;; |
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135 | 7*) |
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136 | d_csh='undef' |
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137 | d_memcpy='define' |
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138 | d_memset='define' |
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139 | stdio_cnt='((fp)->__cnt)' |
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140 | d_stdio_cnt_lval='define' |
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141 | stdio_ptr='((fp)->__ptr)' |
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142 | d_stdio_ptr_lval='define' |
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143 | ;; |
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144 | esac |
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145 | fi |
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146 | # End of Unixware-specific tests. |
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147 | |
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148 | ############################################################### |
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149 | # Dynamic loading section: Is default so it should just happen. |
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150 | # set below to explicitly force. |
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151 | # usedl='define' |
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152 | # dlext='so' |
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153 | # dlsrc='dl_dlopen.xs' |
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154 | # |
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155 | # ccdlflags : must tell the linker to export all global symbols |
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156 | # cccdlflags: must tell the compiler to generate relocatable code |
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157 | # lddlflags : must tell the linker to output a shared library |
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158 | |
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159 | # use shared perl lib |
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160 | useshrplib='true' |
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161 | |
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162 | case "$cc" in |
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163 | *gcc*) |
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164 | ccdlflags='-Xlinker -Bexport ' |
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165 | cccdlflags='-fpic' |
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166 | lddlflags='-G ' |
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167 | ;; |
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168 | |
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169 | *) |
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170 | ccdlflags='-Wl,-Bexport' |
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171 | cccdlflags='-Kpic' |
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172 | lddlflags='-G -Wl,-Bexport' |
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173 | ;; |
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174 | esac |
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175 | |
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176 | ############################################################################ |
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177 | # Thread support |
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178 | # use Configure -Dusethreads to enable |
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179 | # This script UU/usethreads.cbu will get 'called-back' by Configure |
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180 | # after it has prompted the user for whether to use threads. |
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181 | cat > UU/usethreads.cbu <<'EOCBU' |
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182 | case "$usethreads" in |
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183 | $define|true|[yY]*) |
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184 | ccflags="$ccflags" |
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185 | shift |
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186 | libswanted="$*" |
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187 | case "$cc" in |
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188 | *gcc*) |
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189 | ccflags="-D_REENTRANT $ccflags -fpic -pthread" |
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190 | cccdlflags='-fpic' |
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191 | lddlflags='-pthread -G ' |
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192 | ;; |
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193 | *) |
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194 | ccflags="-D_REENTRANT $ccflags -KPIC -Kthread" |
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195 | ccdlflags='-Kthread -Wl,-Bexport' |
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196 | cccdlflags='-KPIC -Kthread' |
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197 | lddlflags='-G -Kthread -Wl,-Bexport ' |
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198 | ldflags='-Kthread' |
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199 | ;; |
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200 | esac |
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201 | esac |
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202 | EOCBU |
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203 | |
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204 | |
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205 | d_suidsafe='define' # "./Configure -d" can't figure this out easily |
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206 | |
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207 | ################## final caveat msgs to builder ############### |
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208 | cat <<'EOM' >&4 |
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209 | |
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210 | If you wish to use dynamic linking, you must use |
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211 | LD_LIBRARY_PATH=`pwd`; export LD_LIBRARY_PATH |
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212 | or |
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213 | setenv LD_LIBRARY_PATH `pwd` |
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214 | before running make. |
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215 | |
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216 | If you are using shared libraries from /usr/local/lib |
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217 | for libdbm or libgdbm you may need to set |
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218 | LD_RUN_PATH=/usr/local/lib; export LD_RUN_PATH |
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219 | in order for Configure to compile the simple test program |
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220 | |
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221 | EOM |
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