mirror of https://gitee.com/openkylin/cups.git
52 lines
1.3 KiB
Plaintext
52 lines
1.3 KiB
Plaintext
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dnl
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dnl Large file support stuff for CUPS.
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dnl
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dnl Copyright © 2021 by OpenPrinting.
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dnl Copyright © 2007-2011 by Apple Inc.
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dnl Copyright © 1997-2005 by Easy Software Products, all rights reserved.
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dnl
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dnl Licensed under Apache License v2.0. See the file "LICENSE" for more
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dnl information.
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dnl
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dnl Check for largefile support...
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AC_SYS_LARGEFILE
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dnl Define largefile options as needed...
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LARGEFILE=""
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AS_IF([test x$enable_largefile != xno], [
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LARGEFILE="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE"
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AS_IF([test x$ac_cv_sys_large_files = x1], [
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LARGEFILE="$LARGEFILE -D_LARGE_FILES"
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])
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AS_IF([test x$ac_cv_sys_file_offset_bits = x64], [
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LARGEFILE="$LARGEFILE -D_FILE_OFFSET_BITS=64"
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])
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])
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AC_SUBST([LARGEFILE])
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dnl Check for "long long" support...
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AC_CACHE_CHECK([for long long int], [ac_cv_c_long_long], [
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AS_IF([test "$GCC" = yes], [
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ac_cv_c_long_long="yes"
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], [
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([[ ]], [[long long int i;]])
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], [
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ac_cv_c_long_long="yes"
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], [
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ac_cv_c_long_long="no"
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])
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])
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])
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AS_IF([test $ac_cv_c_long_long = yes], [
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AC_DEFINE([HAVE_LONG_LONG], [1], [Does the compiler support the long long type?])
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])
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AC_CHECK_FUNC([strtoll], [
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AC_DEFINE([HAVE_STRTOLL], [1], [Do we have the strtoll function?])
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])
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