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58 lines
1.8 KiB
Plaintext
58 lines
1.8 KiB
Plaintext
#serial 2
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dnl The problem is that the default compilation flags in Solaris 2.6 won't
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dnl let programs access large files; you need to tell the compiler that
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dnl you actually want your programs to work on large files. For more
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dnl details about this brain damage please see:
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dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html
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dnl Written by Paul Eggert <eggert@twinsun.com>.
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AC_DEFUN(AC_LFS,
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[dnl
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# If available, prefer support for large files unless the user specified
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# one of the CPPFLAGS, LDFLAGS, or LIBS variables.
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AC_MSG_CHECKING(whether large file support needs explicit enabling)
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ac_getconfs=''
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ac_result=yes
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ac_set=''
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ac_shellvars='CPPFLAGS LDFLAGS LIBS'
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for ac_shellvar in $ac_shellvars; do
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case $ac_shellvar in
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CPPFLAGS) ac_lfsvar=LFS_CFLAGS ;;
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*) ac_lfsvar=LFS_$ac_shellvar ;;
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esac
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eval test '"${'$ac_shellvar'+set}"' = set && ac_set=$ac_shellvar
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(getconf $ac_lfsvar) >/dev/null 2>&1 || { ac_result=no; break; }
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ac_getconf=`getconf $ac_lfsvar`
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ac_getconfs=$ac_getconfs$ac_getconf
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eval ac_test_$ac_shellvar=\$ac_getconf
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done
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case "$ac_result" in
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no)
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case "`(uname -s -r) 2>/dev/null`" in
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HP-UX' '?.10.[[2-9]][[0-9]]* | HP-UX' '?.1[[1-9]]* | HP-UX' '?.[[2-9]][[0-9]]*)
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# HP-UX 10.20 and later support large files,
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# but do not support `getconf LFS_CFLAGS'.
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ac_test_CPPFLAGS='-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64'
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ac_test_LDFLAGS=
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ac_test_LIBS=
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ac_getconfs=nonempty
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ac_result=yes ;;
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esac ;;
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esac
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case "$ac_result$ac_getconfs" in
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yes) ac_result=no ;;
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esac
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case "$ac_result$ac_set" in
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yes?*) ac_result="yes, but $ac_set is already set, so use its settings"
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esac
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AC_MSG_RESULT($ac_result)
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case $ac_result in
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yes)
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for ac_shellvar in $ac_shellvars; do
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eval $ac_shellvar=\$ac_test_$ac_shellvar
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done ;;
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esac
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])
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