#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#

#
# Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
# Copyright 2021 OmniOS Community Edition (OmniOSce) Association.
#

C_AST =		$(CONTRIB)/ast
C_ASTINIT =	$(C_AST)/src/cmd/INIT

AST=		$(SRC)/cmd/ast

AST_TOOLS =	$(AST)/tools
AST_LCGEN =	$(AST_TOOLS)/lcgen
AST_PROTO =	$(AST_TOOLS)/proto -p -s -l $(C_AST)/lib/package/ast.lic \
		-o '$(AST_LICENSE)'

# Override this top level flag so the compiler builds in its native C99 mode.
C99MODE= $(C99_ENABLE) -D_XOPEN_SOURCE=600 -D__EXTENSIONS__=1

#
# Shell feature flags.
# * - the upstream build configuration can be viewed at
#     $(CONTRIB)/ast/src/cmd/ksh93/Makefile
#

# These options are enabled, and are also enabled by default in the upstream
# build framework*:
#
#	SHOPT_2DMATCH		two dimensional .sh.match for ${var//pat/str}
#	SHOPT_BGX		one SIGCHLD trap per completed job
#	SHOPT_BRACEPAT		C-shell {...,...} expansions (, required)
#	SHOPT_DYNAMIC		dynamic loading for builtins
#	SHOPT_ESH		emacs/gmacs edit mode
#	SHOPT_FILESCAN		fast file scan
#	SHOPT_FIXEDARRAY	fixed dimension indexed array
#	SHOPT_HISTEXPAND	csh-style history file expansions
#	SHOPT_KIA		shell information database generation
#	SHOPT_MULTIBYTE		multibyte character handling
#	SHOPT_NAMESPACE		allow namespaces
#	SHOPT_OPTIMIZE		optimize loop invariants
#	SHOPT_PFSH		solaris exec_attr(4) profile execution
#	SHOPT_RAWONLY		make viraw the only vi mode
#	SHOPT_STATS		add .sh.stats variable
#	SHOPT_SUID_EXEC		allow (safe) suid/sgid shell scripts
#	SHOPT_TYPEDEF		enable typeset type definitions
#	SHOPT_VSH		vi edit mode

# These options are enabled but are not enabled by default in the upstream
# build framework*:
#
#	SHOPT_SYSRC		attempt . /etc/ksh.kshrc if interactive

# These options are NOT enabled but are enabled by default in the upstream
# build framework*:
#
#	SHOPT_AUDIT		enable auditing per SHOPT_AUDITFILE
#	SHOPT_COSHELL		build with connection to coshell
#	SHOPT_EDPREDICT		predictive editing

# These options are NOT enabled and are also NOT enabled in the upstream
# build framework*:
#
#	SHOPT_ACCT		accounting
#	SHOPT_ACCTFILE		per user accounting info
#	SHOPT_AUDITFILE		"/etc/ksh_audit" auditing file
#	SHOPT_BASH		bash compatibility code
#	SHOPT_CRNL		accept <cr><nl> for <nl>
#	SHOPT_ECHOPRINT		make echo equivalent to print
#	SHOPT_FS_3D		3d file system
#	SHOPT_OLDTERMIO		support both TCGETA and TCGETS
#	SHOPT_P_SUID		real uid's that require -p for set[ug]id
#	SHOPT_REGRESS		enable __regress__ builtin
#	SHOPT_REMOTE		enable --rc if running as a remote shell
#	SHOPT_SEVENBIT		strip the eigth bit from characters
#	SHOPT_SPAWN		use spawnveg for fork/exec
#	SHOPT_TIMEOUT		number of seconds for shell timeout

LIBSHELLFEATUREFLAGS= \
	-DSHOPT_2DMATCH \
	-DSHOPT_BGX \
	-DSHOPT_BRACEPAT \
	-DSHOPT_DYNAMIC \
	-DSHOPT_ESH \
	-DSHOPT_FILESCAN \
	-DSHOPT_FIXEDARRAY \
	-DSHOPT_HISTEXPAND \
	-DSHOPT_KIA \
	-DSHOPT_MULTIBYTE \
	-DSHOPT_NAMESPACE \
	-DSHOPT_OPTIMIZE \
	-DSHOPT_PFSH \
	-DSHOPT_RAWONLY \
	-DSHOPT_STATS \
	-DSHOPT_SUID_EXEC \
	-DSHOPT_SYSRC \
	-DSHOPT_TYPEDEF \
	-DSHOPT_VSH

#
# common CPP flags for libshell consumers (ksh, shcomp etc.)
#

LIBSHELLCPPFLAGS= \
	-I$(LIBSHELLBASE)/$(LIBSHELLMACH) \
	-I$(ASTSRC)/include \
	-I$(ROOT)/usr/include/ast \
	-I$(ROOT)/usr/include \
	\
	-DSHOPT_CMDLIB_BLTIN=0 \
	'-DSH_CMDLIB_DIR="/usr/ast/bin"' \
	'-DSHOPT_CMDLIB_HDR="../common/illumos_cmdlist.h"' \
	\
	$(LIBSHELLFEATUREFLAGS) \
	\
	-DKSHELL \
	-D_BLD_shell \
	-D_PACKAGE_ast \
	-D_API_ast=20100309 \
	'-DERROR_CATALOG="libshell"' \
	-DERROR_CONTEXT_T=Error_context_t \
	'-DUSAGE_LICENSE=\
	    "[-author?David Korn <dgk@research.att.com>]" \
	    "[-copyright?Copyright (c) 1982-2012 AT&T Intellectual Property]" \
	    "[-license?http://www.eclipse.org/org/documents/epl-v10.html]" \
	    "[--catalog?libshell]"'

# Default CFLAGS/CFLAGS64 for AST sources
ASTCFLAGS= $(CCVERBOSE)
ASTCFLAGS64= $(CCVERBOSE)

# Generated header files generated using this system have a number of
# artifacts that are cleaned up by the following action.
#
# They include a 'generated by' header which includes the full path to
# the source file. The path to the root of the gate is removed, leaving only
# the relative part of the path.
#
# They have trailing whitespace, which is removed.

POST_PROCESS_AST = $(SED) -i ' \
	s^$(SRC)/^^g; \
	s/  *$$//; \
	/def.* _def_.*_$(MACH64)/s/$(MACH64)/$(HDRGUARD)/; \
	/def.* _def_.*_$(MACH)/s/$(MACH)/$(HDRGUARD)/; \
	'