build: drop support for building with Watcom

These files are not maintained, they seem to have no users, Watcom
compilers look like not having users nor releases anymore.

Closes #5918

5 files changed, 4 insertions, 524 deletions

diff --git a/Makefile.dist b/Makefile.dist
index a6316ab5f..8e084604a 100644
--- a/Makefile.dist
+++ b/Makefile.dist
@@ -5,7 +5,7 @@
 #                            | (__| |_| |  _ <| |___
 #                             \___|\___/|_| \_\_____|
 #
-# Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms
@@ -28,18 +28,6 @@ ssl:
 	./configure --with-ssl
 	make
 
-watcom: .SYMBOLIC
-	cd lib && $(MAKE) -u -f Makefile.Watcom
-	cd src && $(MAKE) -u -f Makefile.Watcom
-
-watcom-clean: .SYMBOLIC
-	cd lib && $(MAKE) -u -f Makefile.Watcom clean
-	cd src && $(MAKE) -u -f Makefile.Watcom clean
-
-watcom-vclean: .SYMBOLIC
-	cd lib && $(MAKE) -u -f Makefile.Watcom vclean
-	cd src && $(MAKE) -u -f Makefile.Watcom vclean
-
 mingw32:
 	$(MAKE) -C lib -f Makefile.m32
 	$(MAKE) -C src -f Makefile.m32
diff --git a/lib/Makefile.Watcom b/lib/Makefile.Watcom
deleted file mode 100644
index 6ea975b53..000000000
--- a/lib/Makefile.Watcom
+++ /dev/null
@@ -1,274 +0,0 @@
-#***************************************************************************
-#                                  _   _ ____  _
-#  Project                     ___| | | |  _ \| |
-#                             / __| | | | |_) | |
-#                            | (__| |_| |  _ <| |___
-#                             \___|\___/|_| \_\_____|
-#
-# Copyright (C) 2005 - 2009, Gisle Vanem <gvanem@yahoo.no>.
-# Copyright (C) 2005 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
-#
-# This software is licensed as described in the file COPYING, which
-# you should have received as part of this distribution. The terms
-# are also available at https://curl.haxx.se/docs/copyright.html.
-#
-# You may opt to use, copy, modify, merge, publish, distribute and/or sell
-# copies of the Software, and permit persons to whom the Software is
-# furnished to do so, under the terms of the COPYING file.
-#
-# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
-# KIND, either express or implied.
-#
-#***************************************************************************
-
-#
-#  Watcom / OpenWatcom / Win32 makefile for libcurl.
-#
-
-.ERASE
-
-!if $(__VERSION__) < 1280
-!message !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!message ! This Open Watcom version is too old and is no longer supported !
-!message !     Please download latest version from www.openwatcom.org     !
-!message !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!error Unsupported version of Open Watcom
-!endif
-
-!ifndef %watcom
-!error WATCOM environment variable not set!
-!endif
-
-# In order to process Makefile.inc wmake must be called with -u switch!
-!ifndef %MAKEFLAGS
-!error You MUST call wmake with the -u switch!
-!endif
-
-!ifdef %libname
-LIBNAME = $(%libname)
-!else
-LIBNAME = libcurl
-!endif
-TARGETS = $(LIBNAME).dll $(LIBNAME).lib
-
-CC = wcc386
-LD = wlink
-AR = wlib
-RC = wrc
-
-!ifdef __LOADDLL__
-!  loaddll wcc386  wccd386
-!  loaddll wpp386  wppd386
-!  loaddll wlib    wlibd
-!  loaddll wlink   wlinkd
-!endif
-
-!ifdef __LINUX__
-CP = cp
-MD = mkdir -p
-!else
-CP = copy 2>NUL
-MD = mkdir
-!endif
-!if $(__VERSION__) > 1290
-RD = rm -rf
-!else ifdef __UNIX__
-RD = rm -rf
-!else
-RD = rmdir /q /s 2>NUL
-!endif
-
-SYS_INCL = -I"$(%watcom)/h/nt" -I"$(%watcom)/h"
-
-CFLAGS = -3r -mf -hc -zff -zgf -zq -zm -zc -s -fr=con -w2 -fpi -oilrtfm &
-         -wcd=201 -bt=nt -d+ -dWIN32 &
-         -dBUILDING_LIBCURL -I. -I"../include" $(SYS_INCL)
-
-!ifdef %debug
-DEBUG  = -dDEBUG=1 -dDEBUGBUILD
-CFLAGS += -d3 $(DEBUG)
-!else
-CFLAGS += -d0
-!endif
-
-!ifdef %use_ipv6
-CFLAGS += -d_WIN32_WINNT=0x0501 -dENABLE_IPV6
-!endif
-
-!ifdef %use_sspi
-CFLAGS += -dUSE_WINDOWS_SSPI
-!endif
-
-!ifdef %use_winssl
-CFLAGS += -dUSE_WINDOWS_SSPI
-CFLAGS += -DUSE_SCHANNEL
-!endif
-
-!ifdef %use_winidn
-CFLAGS += -dWINVER=0x0600 -dUSE_WIN32_IDN
-!  if $(__VERSION__) <= 1290
-CFLAGS += -dWANT_IDN_PROTOTYPES
-!  endif
-!endif
-
-#
-# Change to suite.
-#
-!ifdef %zlib_root
-ZLIB_ROOT = $(%zlib_root)
-!else
-ZLIB_ROOT = ../../zlib-1.2.8
-!endif
-
-!ifdef %libssh2_root
-LIBSSH2_ROOT = $(%libssh2_root)
-!else
-LIBSSH2_ROOT = ../../libssh2-1.5.0
-!endif
-
-!ifdef %librtmp_root
-LIBRTMP_ROOT = $(%librtmp_root)
-!else
-LIBRTMP_ROOT = ../../rtmpdump-2.3
-!endif
-
-!ifdef %openssl_root
-OPENSSL_ROOT = $(%openssl_root)
-!else
-OPENSSL_ROOT = ../../openssl-1.0.2a
-!endif
-
-!ifdef %ares_root
-ARES_ROOT = $(%ares_root)
-!else
-ARES_ROOT = ../ares
-!endif
-
-!ifdef %use_zlib
-CFLAGS += -dHAVE_ZLIB_H -dHAVE_LIBZ -I"$(ZLIB_ROOT)"
-!endif
-
-!ifdef %use_rtmp
-CFLAGS += -dUSE_LIBRTMP -I"$(LIBRTMP_ROOT)"
-!endif
-
-!ifdef %use_ssh2
-CFLAGS += -DUSE_LIBSSH2 -DHAVE_LIBSSH2_H -I"$(LIBSSH2_ROOT)/include" -I"$(LIBSSH2_ROOT)/win32"
-!endif
-
-!ifdef %use_ssl
-CFLAGS += -wcd=138 -dUSE_OPENSSL -I"$(OPENSSL_ROOT)/inc32"
-!endif
-
-!ifdef %use_ares
-CFLAGS += -dUSE_ARES -I"$(ARES_ROOT)"
-!endif
-
-!ifdef %use_watt32
-CFLAGS += -dUSE_WATT32 -I"$(%watt_root)/inc"
-!endif
-
-OBJ_BASE = WC_Win32.obj
-!if $(__VERSION__) > 1290
-OBJ_STAT = $(OBJ_BASE)/stat
-OBJ_DYN  = $(OBJ_BASE)/dyn
-!else ifdef __UNIX__
-OBJ_STAT = $(OBJ_BASE)/stat
-OBJ_DYN  = $(OBJ_BASE)/dyn
-!else
-OBJ_STAT = $(OBJ_BASE)\stat
-OBJ_DYN  = $(OBJ_BASE)\dyn
-!endif
-
-LINK_ARG = $(OBJ_DYN)/wlink.arg
-LIB_ARG  = $(OBJ_STAT)/wlib.arg
-
-!include Makefile.inc
-
-OBJS1 = ./$(CSOURCES:.c=.obj)
-OBJS2 = $(OBJS1:vtls/=)
-OBJS3 = $(OBJS2:vauth/=)
-OBJS4 = $(OBJS3: = ./)
-OBJS_STAT = $(OBJS4:./=$(OBJ_STAT)/)
-OBJS_DYN  = $(OBJS4:./=$(OBJ_DYN)/)
-
-RESOURCE   = $(OBJ_DYN)/libcurl.res
-
-DIRS = $(OBJ_BASE) $(OBJ_BASE)/stat $(OBJ_BASE)/dyn
-
-.c : vauth vtls
-
-all: $(DIRS) $(TARGETS) .SYMBOLIC
-	@echo Welcome to libcurl
-
-clean: .SYMBOLIC
-	-rm -f $(OBJS_STAT)
-	-rm -f $(OBJS_DYN)
-	-rm -f $(RESOURCE) $(LINK_ARG) $(LIB_ARG)
-
-vclean distclean: clean .SYMBOLIC
-	-rm -f $(TARGETS) $(LIBNAME).map $(LIBNAME).sym
-	-$(RD) $(OBJ_STAT)
-	-$(RD) $(OBJ_DYN)
-	-$(RD) $(OBJ_BASE)
-
-$(DIRS):
-	-$(MD) $^@
-
-$(LIBNAME).dll: $(OBJS_DYN) $(RESOURCE) $(__MAKEFILES__)
-	%create $(LINK_ARG)
-	@%append $(LINK_ARG) system nt dll
-!ifdef %debug
-	@%append $(LINK_ARG) debug all
-	@%append $(LINK_ARG) option symfile
-!endif
-	@%append $(LINK_ARG) option quiet, caseexact, eliminate
-	@%append $(LINK_ARG) option map=$(OBJ_DYN)/$(LIBNAME).map
-	@%append $(LINK_ARG) option implib=$(LIBNAME)_imp.lib
-	@%append $(LINK_ARG) option res=$(RESOURCE)
-	@for %f in ($(OBJS_DYN)) do @%append $(LINK_ARG) file %f
-	@%append $(LINK_ARG) library wldap32.lib
-!ifdef %use_watt32
-	@%append $(LINK_ARG) library '$(%watt_root)/lib/wattcpw_imp.lib'
-!else
-	@%append $(LINK_ARG) library ws2_32.lib
-!endif
-!ifdef %use_zlib
-	@%append $(LINK_ARG) library '$(ZLIB_ROOT)/zlib.lib'
-!endif
-!ifdef %use_rtmp
-	@%append $(LINK_ARG) library '$(LIBRTMP_ROOT)/librtmp/librtmp.lib'
-!endif
-!ifdef %use_ssh2
-	@%append $(LINK_ARG) library '$(LIBSSH2_ROOT)/win32/libssh2.lib'
-!endif
-!ifdef %use_ssl
-	@%append $(LINK_ARG) library '$(OPENSSL_ROOT)/out32/libeay32.lib'
-	@%append $(LINK_ARG) library '$(OPENSSL_ROOT)/out32/ssleay32.lib'
-!endif
-!ifdef %use_ares
-	@%append $(LINK_ARG) library '$(ARES_ROOT)/cares.lib'
-!endif
-!ifdef %use_winidn
-!  if $(__VERSION__) > 1290
-	@%append $(LINK_ARG) library normaliz.lib
-!  else
-	@%append $(LINK_ARG) import '_IdnToAscii@20' 'NORMALIZ.DLL'.'IdnToAscii'
-	@%append $(LINK_ARG) import '_IdnToUnicode@20' 'NORMALIZ.DLL'.'IdnToUnicode'
-!  endif
-!endif
-	$(LD) name $^@ @$(LINK_ARG)
-
-$(LIBNAME).lib: $(OBJS_STAT)
-	%create $(LIB_ARG)
-	@for %f in ($<) do @%append $(LIB_ARG) +- %f
-	$(AR) -q -b -c -pa $^@ @$(LIB_ARG)
-
-$(RESOURCE): libcurl.rc
-	$(RC) $(DEBUG) -q -r -zm -bt=nt -I"../include" $(SYS_INCL) $[@ -fo=$^@
-
-.c{$(OBJ_DYN)}.obj:
-	$(CC) $(CFLAGS) -bd -br $[@ -fo=$^@
-
-.c{$(OBJ_STAT)}.obj:
-	$(CC) $(CFLAGS) -DCURL_STATICLIB $[@ -fo=$^@
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 1b72197f0..e43cdc48f 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -27,7 +27,7 @@ EXTRA_DIST = Makefile.m32 config-win32.h config-win32ce.h           \
  config-plan9.h config-riscos.h config-mac.h curl_config.h.in       \
  makefile.dj config-dos.h libcurl.plist libcurl.rc config-amigaos.h \
  makefile.amiga Makefile.netware nwlib.c nwos.c config-win32ce.h    \
- config-os400.h setup-os400.h config-symbian.h Makefile.Watcom      \
+ config-os400.h setup-os400.h config-symbian.h                      \
  config-tpf.h mk-ca-bundle.pl mk-ca-bundle.vbs $(CMAKE_DIST)        \
  firefox-db2pem.sh config-vxworks.h Makefile.vxworks checksrc.pl    \
  setup-win32.h
diff --git a/src/Makefile.Watcom b/src/Makefile.Watcom
deleted file mode 100644
index d61da8f66..000000000
--- a/src/Makefile.Watcom
+++ /dev/null
@@ -1,234 +0,0 @@
-#***************************************************************************
-#                                  _   _ ____  _
-#  Project                     ___| | | |  _ \| |
-#                             / __| | | | |_) | |
-#                            | (__| |_| |  _ <| |___
-#                             \___|\___/|_| \_\_____|
-#
-# Copyright (C) 2005 - 2008, Gisle Vanem <gvanem@yahoo.no>.
-# Copyright (C) 2005 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
-#
-# This software is licensed as described in the file COPYING, which
-# you should have received as part of this distribution. The terms
-# are also available at https://curl.haxx.se/docs/copyright.html.
-#
-# You may opt to use, copy, modify, merge, publish, distribute and/or sell
-# copies of the Software, and permit persons to whom the Software is
-# furnished to do so, under the terms of the COPYING file.
-#
-# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
-# KIND, either express or implied.
-#
-#***************************************************************************
-
-#
-#  Watcom / OpenWatcom / Win32 makefile for curl.
-#
-
-.ERASE
-
-!if $(__VERSION__) < 1280
-!message !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!message ! This Open Watcom version is too old and is no longer supported !
-!message !     Please download latest version from www.openwatcom.org     !
-!message !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!error Unsupported version of Open Watcom
-!endif
-
-!ifndef %watcom
-!error WATCOM environment variable not set!
-!endif
-
-# In order to process Makefile.inc wmake must be called with -u switch!
-!ifndef %MAKEFLAGS
-!error You MUST call wmake with the -u switch!
-!endif
-
-!ifdef %libname
-LIBNAME = $(%libname)
-!else
-LIBNAME = libcurl
-!endif
-
-TARGETS = curl.exe
-
-CC = wcc386
-LD = wlink
-AR = wlib
-RC = wrc
-
-!ifdef __LOADDLL__
-!  loaddll wcc386  wccd386
-!  loaddll wpp386  wppd386
-!  loaddll wlib    wlibd
-!  loaddll wlink   wlinkd
-!endif
-
-!ifdef __UNIX__
-CP = cp
-MD = mkdir -p
-!else
-CP = copy 2>NUL
-MD = mkdir
-!endif
-!if $(__VERSION__) > 1290
-RD = rm -rf
-!else ifdef __UNIX__
-RD = rm -rf
-!else
-RD = rmdir /q /s 2>NUL
-!endif
-
-SYS_INCL = -I"$(%watcom)/h/nt" -I"$(%watcom)/h"
-
-CFLAGS = -3r -mf -hc -zff -zgf -zq -zm -s -fr=con -w2 -fpi -oilrtfm &
-         -wcd=201 -bt=nt -bc -d+ -dWIN32 -dHAVE_STRTOLL             &
-         -I"../include" -I"../lib" $(SYS_INCL)
-
-!ifdef %debug
-DEBUG  = -dDEBUG=1 -dDEBUGBUILD
-CFLAGS += -d3 $(DEBUG)
-!else
-CFLAGS += -d0
-!endif
-
-!ifdef %use_ipv6
-CFLAGS += -d_WIN32_WINNT=0x0501 -dENABLE_IPV6
-!endif
-
-!ifdef %use_ssl
-CFLAGS += -wcd=138 -dUSE_OPENSSL -dUSE_OPENSSL -I"$(OPENSSL_ROOT)/inc32"
-!endif
-
-!ifdef %curl_static
-CFLAGS += -DCURL_STATICLIB
-!else
-CFLAGS += -br
-!endif
-
-#
-# Change to suite.
-#
-!ifdef %zlib_root
-ZLIB_ROOT = $(%zlib_root)
-!else
-ZLIB_ROOT = ../../zlib-1.2.8
-!endif
-
-!ifdef %libssh2_root
-LIBSSH2_ROOT = $(%libssh2_root)
-!else
-LIBSSH2_ROOT = ../../libssh2-1.5.0
-!endif
-
-!ifdef %librtmp_root
-LIBRTMP_ROOT = $(%librtmp_root)
-!else
-LIBRTMP_ROOT = ../../rtmpdump-2.3
-!endif
-
-!ifdef %openssl_root
-OPENSSL_ROOT = $(%openssl_root)
-!else
-OPENSSL_ROOT = ../../openssl-1.0.2a
-!endif
-
-!ifdef %ares_root
-ARES_ROOT = $(%ares_root)
-!else
-ARES_ROOT = ../ares
-!endif
-
-OBJ_DIR  = WC_Win32.obj
-LINK_ARG = $(OBJ_DIR)/wlink.arg
-
-!include Makefile.inc
-
-OBJS1 = $(OBJ_DIR)/$(CURL_CFILES)
-!ifndef %curl_static
-OBJS1 += $(CURLX_CFILES:../lib/=)
-!endif
-OBJS2 = $(OBJS1: = $(OBJ_DIR)/)
-OBJS = $(OBJS2:.c=.obj)
-
-RESOURCE = $(OBJ_DIR)/curl.res
-
-DIRS = $(OBJ_DIR)
-
-all: tool_hugehelp.c $(DIRS) $(TARGETS) .SYMBOLIC
-	@echo Welcome to curl
-
-clean: .SYMBOLIC
-	-rm -f $(OBJS)
-	-rm -f $(RESOURCE) $(LINK_ARG)
-
-vclean distclean: clean .SYMBOLIC
-	-$(RD) $(OBJ_DIR)
-	-rm -f curl.exe curl.sym tool_hugehelp.c
-
-tool_hugehelp.c: tool_hugehelp.c.cvs
-	$(CP) $[@ $^@
-
-tool_hugehelp.c.cvs: .EXISTSONLY
-	$(CP) tool_hugehelp.c $^@
-
-$(DIRS):
-	-$(MD) $^@
-
-curl.exe: $(OBJS) $(RESOURCE)
-	%create $(LINK_ARG)
-	@%append $(LINK_ARG) system nt
-!ifdef %debug
-	@%append $(LINK_ARG) debug all
-	@%append $(LINK_ARG) option symfile
-!endif
-	@%append $(LINK_ARG) option quiet, caseexact, eliminate
-	@%append $(LINK_ARG) option map=$(OBJ_DIR)/$^&.map
-	@%append $(LINK_ARG) option res=$(RESOURCE)
-	@%append $(LINK_ARG) file { $(OBJS) }
-!ifndef %curl_static
-	@%append $(LINK_ARG) library ../lib/$(LIBNAME)_imp.lib
-!else
-	@%append $(LINK_ARG) library ../lib/$(LIBNAME).lib
-	@%append $(LINK_ARG) library wldap32.lib
-! ifdef %use_zlib
-	@%append $(LINK_ARG) library '$(ZLIB_ROOT)/zlib.lib'
-! endif
-! ifdef %use_rtmp
-	@%append $(LINK_ARG) library '$(LIBRTMP_ROOT)/librtmp/librtmp.lib'
-	@%append $(LINK_ARG) library winmm.lib
-! endif
-! ifdef %use_ssh2
-	@%append $(LINK_ARG) library '$(LIBSSH2_ROOT)/win32/libssh2.lib'
-! endif
-! ifdef %use_ssl
-	@%append $(LINK_ARG) library '$(OPENSSL_ROOT)/out32/libeay32.lib'
-	@%append $(LINK_ARG) library '$(OPENSSL_ROOT)/out32/ssleay32.lib'
-! endif
-! ifdef %use_ares
-	@%append $(LINK_ARG) library '$(ARES_ROOT)/cares.lib'
-! endif
-! ifdef %use_winidn
-!  if $(__VERSION__) > 1290
-	@%append $(LINK_ARG) library normaliz.lib
-!  else
-	@%append $(LINK_ARG) import '_IdnToAscii@20' 'NORMALIZ.DLL'.'IdnToAscii'
-	@%append $(LINK_ARG) import '_IdnToUnicode@20' 'NORMALIZ.DLL'.'IdnToUnicode'
-!  endif
-! endif
-!endif
-!ifeq USE_WATT32 1
-	@%append $(LINK_ARG) library '$(%watt_root)/lib/wattcpw_imp.lib'
-!else
-	@%append $(LINK_ARG) library ws2_32.lib
-!endif
-	$(LD) name $^@ @$(LINK_ARG)
-
-$(RESOURCE): curl.rc
-	$(RC) $(DEBUG) -q -r -zm -bt=nt -I"../include" $(SYS_INCL) $[@ -fo=$^@
-
-# suffix search path - vpath-like hack
-.c: ../lib
-
-.c{$(OBJ_DIR)}.obj:
-	$(CC) $(CFLAGS) $[@ -fo=$^@
diff --git a/src/Makefile.am b/src/Makefile.am
index 90f156248..029a49285 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -5,7 +5,7 @@
 #                            | (__| |_| |  _ <| |___
 #                             \___|\___/|_| \_\_____|
 #
-# Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms
@@ -87,7 +87,7 @@ NROFF=env LC_ALL=C @NROFF@ @MANOPT@ # figured out by the configure script
 EXTRA_DIST = mkhelp.pl makefile.dj                                     \
  Makefile.m32 macos/curl.mcp.xml.sit.hqx macos/MACINSTALL.TXT          \
  macos/src/curl_GUSIConfig.cpp macos/src/macos_main.cpp makefile.amiga \
- curl.rc Makefile.netware Makefile.inc Makefile.Watcom CMakeLists.txt
+ curl.rc Makefile.netware Makefile.inc CMakeLists.txt
 
 # Use absolute directory to disable VPATH
 MANPAGE=$(abs_top_builddir)/docs/curl.1