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285d35f3e9
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@9470 72102866-910b-0410-8b05-ffd578937521
26 lines
1,001 B
Text
26 lines
1,001 B
Text
dnl AC_SYS_PROCFS
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dnl This macro defines HAVE_PROCFS if either it finds a mounted /proc
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dnl or the user explicitly enables it for cross-compiles.
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AC_DEFUN(AC_SYS_PROCFS,
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[ AC_ARG_WITH(enable_procfs,
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[ --enable-procfs Use /proc filesystem (default)],
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enable_procfs="$enableval", if test "$cross_compiling" = yes; then enable_procfs=cross; else enable_procfs=yes; fi;)
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AC_CACHE_CHECK([kernel support for /proc filesystem], ac_cv_sys_procfs,
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[if test "$enable_procfs" = yes; then
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dnl Check whether /proc is mounted and readable by checking the entry
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dnl for process number 1, which every system should have.
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if test -d /proc/1; then
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ac_cv_sys_procfs=yes
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else
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ac_cv_sys_procfs=no
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fi
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elif test "$enable_procfs" = cross; then
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AC_MSG_WARN(Pass --enable-procfs argument to enable use of /proc filesystem.)
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fi])
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if test $ac_cv_sys_procfs = yes; then
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AC_DEFINE(HAVE_PROCFS, 1, [Define if system supports the /proc filesystem])
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fi
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]
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)
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