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https://github.com/samba-team/samba.git
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64 lines
2.0 KiB
Plaintext
64 lines
2.0 KiB
Plaintext
dnl AC_VALIDATE_CACHE_SYSTEM_TYPE[(cmd)]
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dnl if the cache file is inconsistent with the current host,
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dnl target and build system types, execute CMD or print a default
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dnl error message.
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AC_DEFUN(AC_VALIDATE_CACHE_SYSTEM_TYPE, [
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AC_REQUIRE([AC_CANONICAL_SYSTEM])
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AC_MSG_CHECKING([config.cache system type])
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if { test x"${ac_cv_host_system_type+set}" = x"set" &&
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test x"$ac_cv_host_system_type" != x"$host"; } ||
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{ test x"${ac_cv_build_system_type+set}" = x"set" &&
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test x"$ac_cv_build_system_type" != x"$build"; } ||
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{ test x"${ac_cv_target_system_type+set}" = x"set" &&
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test x"$ac_cv_target_system_type" != x"$target"; }; then
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AC_MSG_RESULT([different])
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ifelse($#, 1, [$1],
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[AC_MSG_ERROR(["you must remove config.cache and restart configure"])])
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else
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AC_MSG_RESULT([same])
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fi
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ac_cv_host_system_type="$host"
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ac_cv_build_system_type="$build"
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ac_cv_target_system_type="$target"
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])
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dnl based on Automake's maintainer mode
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AC_DEFUN(SAMBA_MAINTAINER_MODE,[
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AC_ARG_ENABLE(maintainer-mode,
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[ --enable-maintainer-mode enable some make rules for maintainers],
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maint_mode=$enableval, maint_mode=no)
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if test x"$maint_mode" = x"yes"; then MAINT=; else MAINT='#'; fi
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AC_SUBST(MAINT)
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AC_PATH_PROG(AUTOCONF, autoconf, autoconf)
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AC_SUBST(AUTOCONF)
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AC_PATH_PROG(AUTOHEADER, autoheader, autoheader)
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AC_SUBST(AUTOHEADER)
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])
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dnl test whether dirent has a d_off member
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AC_DEFUN(AC_DIRENT_D_OFF,
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[AC_CACHE_CHECK([for d_off in dirent], ac_cv_dirent_d_off,
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[AC_TRY_COMPILE([
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#include <unistd.h>
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#include <sys/types.h>
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#include <dirent.h>], [struct dirent d; d.d_off;],
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ac_cv_dirent_d_off=yes, ac_cv_dirent_d_off=no)])
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if test $ac_cv_dirent_d_off = yes; then
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AC_DEFINE(HAVE_DIRENT_D_OFF)
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fi
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])
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dnl AC_PROG_CC_FLAG(flag)
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AC_DEFUN(AC_PROG_CC_FLAG,
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[AC_CACHE_CHECK(whether ${CC-cc} accepts -$1, ac_cv_prog_cc_$1,
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[echo 'void f(){}' > conftest.c
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if test -z "`${CC-cc} -$1 -c conftest.c 2>&1`"; then
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ac_cv_prog_cc_$1=yes
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else
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ac_cv_prog_cc_$1=no
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fi
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rm -f conftest*
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])])
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