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m4/virt-lib: introduce LIBVIRT_ARG_WITH(_ALT) macro

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These macros help create unified output of "configure --help".

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Pavel Hrdina 2016-11-12 14:10:45 +01:00
parent ec1a663195
commit 4519e94b74
1 changed files with 86 additions and 0 deletions
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86
m4/virt-lib.m4
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@ -395,3 +395,89 @@ AC_DEFUN([LIBVIRT_RESULT_LIB],[
m4_popdef([check_name])
])
dnl
dnl To be used instead of AC_ARG_WITH
dnl
dnl LIBVIRT_ARG_WITH([CHECK_NAME], [HELP_NAME], [DEFAULT_ACTION], [MIN_VERSION])
dnl
dnl CHECK_NAME: Suffix/prefix used for variables/flags, in uppercase.
dnl HELP_NAME: Name that will appear in configure --help
dnl DEFAULT_ACTION: Default configure action
dnl MIN_VERSION: Specify minimal version that will be added to
dnl configure --help (optional)
dnl
dnl LIBVIRT_ARG_WITH([SELINUX], [SeLinux], [check])
dnl LIBVIRT_ARG_WITH([GLUSTERFS], [glusterfs], [check], [3.4.1])
dnl
AC_DEFUN([LIBVIRT_ARG_WITH], [
m4_pushdef([check_name], [$1])
m4_pushdef([help_name], [[$2]])
m4_pushdef([default_action], [$3])
m4_pushdef([min_version], [$4])
m4_pushdef([check_name_lc], m4_tolower(check_name))
m4_pushdef([check_name_dash], m4_translit(check_name_lc, [_], [-]))
m4_pushdef([arg_var], [with-]check_name_dash)
m4_pushdef([with_var], [with_]check_name_lc)
m4_pushdef([version_text], m4_ifnblank(min_version, [[ (>= ]]min_version[[)]]))
m4_divert_text([DEFAULTS], [with_var][[=]][default_action])
AC_ARG_WITH([check_name_dash],
[AS_HELP_STRING([[--]arg_var],
[with ]]m4_dquote(help_name)m4_dquote(version_text)[[ support @<:@default=]]m4_dquote(default_action)[[@:>@])])
m4_popdef([version_text])
m4_popdef([with_var])
m4_popdef([arg_var])
m4_popdef([check_name_dash])
m4_popdef([check_name_lc])
m4_popdef([min_version])
m4_popdef([default_action])
m4_popdef([help_name])
m4_popdef([check_name])
])
dnl
dnl To be used instead of AC_ARG_WITH
dnl
dnl LIBVIRT_ARG_WITH_ALT([CHECK_NAME], [HELP_DESC], [DEFAULT_ACTION])
dnl
dnl CHECK_NAME: Suffix/prefix used for variables/flags, in uppercase.
dnl HELP_DESC: Description that will appear in configure --help
dnl DEFAULT_ACTION: Default configure action
dnl
dnl LIBVIRT_ARG_WITH_ALT([PACKAGER], [Extra packager name], [no])
dnl LIBVIRT_ARG_WITH_ALT([HTML_DIR], [path to base html directory], [$(datadir)/doc])
dnl
AC_DEFUN([LIBVIRT_ARG_WITH_ALT], [
m4_pushdef([check_name], [$1])
m4_pushdef([help_desc], [[$2]])
m4_pushdef([default_action], [$3])
m4_pushdef([check_name_lc], m4_tolower(check_name))
m4_pushdef([check_name_dash], m4_translit(check_name_lc, [_], [-]))
m4_pushdef([arg_var], [with-]check_name_dash)
m4_pushdef([with_var], [with_]check_name_lc)
m4_divert_text([DEFAULTS], [with_var][[=]][default_action])
AC_ARG_WITH([check_name_dash],
[AS_HELP_STRING([[--]arg_var],
]m4_dquote(help_desc)[[ @<:@default=]]m4_dquote(default_action)[[@:>@])])
m4_popdef([with_var])
m4_popdef([arg_var])
m4_popdef([check_name_dash])
m4_popdef([check_name_lc])
m4_popdef([default_action])
m4_popdef([help_desc])
m4_popdef([check_name])
])