AC_CHECK_PROGS([ASCIIDOC], [asciidoc])
AC_CHECK_PROGS([XMLTO], [xmlto])
-# set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
-# is not distributed in tarballs
-AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
-AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
-
# check for bison
AC_PROG_YACC
AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
AS_IF([test "x$have_bison" != "xyes"], [
- AS_IF([test "x$in_git_repo" = "xyes"], [
+ AE_IF_IN_GIT_REPO([
AC_MSG_FAILURE([dnl
Bison >= 2.4 is required when building from the Git repository. You can
set the YACC variable to override automatic detection.
AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
AS_IF([test "x$have_flex" != "xyes"], [
- AS_IF([test "x$in_git_repo" = "xyes"], [
+ AE_IF_IN_GIT_REPO([
AC_MSG_FAILURE([dnl
Flex >= 2.5.35 is required when building from the Git repository. You can
set the LEX variable to override automatic detection.
AE_IF_FEATURE_ENABLED([man-pages], [
AS_IF([test "x$ASCIIDOC" = "x" || test "x$XMLTO" = "x"], [
- AS_IF([test "x$in_git_repo" = "xyes"], [
+ AE_IF_IN_GIT_REPO([
# this is an error because we're in the Git repo, which
# means the man pages are not already generated for us,
# thus asciixmlto are required because we were asked
# man pages build enabled/disabled
m4_pushdef([build_man_pages_msg], [Build and install man pages])
-AS_IF([test "x$enable_man_pages" != "xno"], [
- AS_IF([test "x$in_git_repo" = "xyes"], [
+AE_IF_FEATURE_ENABLED([man-pages], [
+ AE_IF_IN_GIT_REPO([
PPRINT_PROP_BOOL([build_man_pages_msg], 1)
], [
AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
--- /dev/null
+# SPDX-License-Identifier: MIT
+#
+# Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
+#
+# ae_in_git_repo.m4 -- Check if we are building from the git repo
+#
+# The cache variable for this test is `ae_cv_in_git_repo`.
+#
+# AE_IF_IN_GIT_REPO(ACTION-IF-TRUE, [ACTION-IF-FALSE])
+# ---------------------------------------------------------------------------
+AC_DEFUN([AE_IF_IN_GIT_REPO], [
+ AC_CACHE_VAL([ae_cv_in_git_repo], [
+
+ dnl We're in the Git repository; the `bootstrap` file
+ dnl is not distributed in tarballs
+ AS_IF([test -f "$srcdir/bootstrap"],
+ [ae_cv_in_git_repo=yes],
+ [ae_cv_in_git_repo=no])
+ ])
+
+ AS_IF([test "x$ae_cv_in_git_repo" = "xyes"], [dnl
+ $1
+ ], [: dnl
+ $2
+ ])
+])