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Diffstat (limited to 'source3/m4/cond.m4')
-rw-r--r-- | source3/m4/cond.m4 | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/source3/m4/cond.m4 b/source3/m4/cond.m4 new file mode 100644 index 0000000000..d9a58d2f39 --- /dev/null +++ b/source3/m4/cond.m4 @@ -0,0 +1,34 @@ +# AM_CONDITIONAL -*- Autoconf -*- + +# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005, 2006 +# Free Software Foundation, Inc. +# +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# serial 8 + +# AM_CONDITIONAL(NAME, SHELL-CONDITION) +# ------------------------------------- +# Define a conditional. +AC_DEFUN([AM_CONDITIONAL], +[AC_PREREQ(2.52)dnl + ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])], + [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl +AC_SUBST([$1_TRUE])dnl +AC_SUBST([$1_FALSE])dnl +_AM_SUBST_NOTMAKE([$1_TRUE])dnl +_AM_SUBST_NOTMAKE([$1_FALSE])dnl +if $2; then + $1_TRUE= + $1_FALSE='#' +else + $1_TRUE='#' + $1_FALSE= +fi +AC_CONFIG_COMMANDS_PRE( +[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then + AC_MSG_ERROR([[conditional "$1" was never defined. +Usually this means the macro was only invoked conditionally.]]) +fi])]) |