Commit: runtime(tutor): update Makefile and make it portable between GNU and BSD

[Christian Brabandt]

runtime(tutor): update Makefile and make it portable between GNU and BSD

Commit: https://github.com/vim/vim/commit/1869fe0ce6f0c1cc37e02623b2a372e1c81f6864
Author: RestorerZ <rest...@mail2k.ru>
Date: Thu Aug 15 21:51:32 2024 +0200

runtime(tutor): update Makefile and make it portable between GNU and BSD

by removing the non-portable GNU variable and using $? instead
Note: this only works for rules with single dependencies.

closes: #15502
related: #15493

Signed-off-by: RestorerZ <rest...@mail2k.ru>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/runtime/tutor/Makefile b/runtime/tutor/Makefile
index 3c0fe0ab6..d31729d00 100644
--- a/runtime/tutor/Makefile
+++ b/runtime/tutor/Makefile
@@ -13,83 +13,83 @@ include Make_all.mak
all: $(CONVERTED)

tutor.utf-8: tutor
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

tutor.bar: tutor.bar.utf-8
- iconv -f UTF-8 -t ISO-8859-1 $< >$@
+ iconv -f UTF-8 -t ISO-8859-1 $? >$@

tutor.ca.utf-8: tutor.ca
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

tutor.eo: tutor.eo.utf-8
- iconv -f UTF-8 -t ISO-8859-3 $< >$@
+ iconv -f UTF-8 -t ISO-8859-3 $? >$@

tutor.de.utf-8: tutor.de
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

tutor.el: tutor.el.utf-8
- iconv -f UTF-8 -t ISO-8859-7 $< >$@
+ iconv -f UTF-8 -t ISO-8859-7 $? >$@

tutor.el.cp737: tutor.el.utf-8
- iconv -f UTF-8 -t CP737 $< >$@
+ iconv -f UTF-8 -t CP737 $? >$@

tutor.es: tutor.es.utf-8
- iconv -f UTF-8 -t ISO-8859-1 $< >$@
+ iconv -f UTF-8 -t ISO-8859-1 $? >$@

tutor.fr.utf-8: tutor.fr
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

tutor.hu: tutor.hu.utf-8
- iconv -f UTF-8 -t ISO-8859-2 $< >$@
+ iconv -f UTF-8 -t ISO-8859-2 $? >$@

tutor.hu.cp1250: tutor.hu.utf-8
- iconv -f UTF-8 -t CP1250 $< >$@
+ iconv -f UTF-8 -t CP1250 $? >$@

tutor.it.utf-8: tutor.it
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

tutor.hr: tutor.hr.utf-8
- iconv -f UTF-8 -t ISO-8859-2 $< >$@
+ iconv -f UTF-8 -t ISO-8859-2 $? >$@

tutor.hr.cp1250: tutor.hr.utf-8
- iconv -f UTF-8 -t CP1250 $< >$@
+ iconv -f UTF-8 -t CP1250 $? >$@

tutor.ja.sjis: tutor.ja.utf-8
- iconv -f UTF-8 -t CP932 $< >$@
+ iconv -f UTF-8 -t CP932 $? >$@

tutor.ja.euc: tutor.ja.utf-8
- iconv -f UTF-8 -t EUC-JP $< >$@
+ iconv -f UTF-8 -t EUC-JP $? >$@

tutor.ko.euc: tutor.ko.utf-8
- iconv -f UTF-8 -t EUC-KR $< >$@
+ iconv -f UTF-8 -t EUC-KR $? >$@

tutor.nl: tutor.nl.utf-8
- iconv -f UTF-8 -t ISO-8859-1 $< >$@
+ iconv -f UTF-8 -t ISO-8859-1 $? >$@

tutor.no.utf-8: tutor.no
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

# nb is an alias for no
tutor.nb: tutor.no
- cp $< $@
+ cp $? $@

tutor.nb.utf-8: tutor.no.utf-8
- cp $< $@
+ cp $? $@

tutor.ru: tutor.ru.utf-8
- iconv -f UTF-8 -t KOI8-R $< >$@
+ iconv -f UTF-8 -t KOI8-R $? >$@

tutor.ru.cp1251: tutor.ru.utf-8
- iconv -f UTF-8 -t CP1251 $< >$@
+ iconv -f UTF-8 -t CP1251 $? >$@

tutor.tr.iso9: tutor.tr.utf-8
- iconv -f UTF-8 -t ISO-8859-9 $< >$@
+ iconv -f UTF-8 -t ISO-8859-9 $? >$@

tutor.sv.utf-8: tutor.sv
- iconv -f ISO-8859-1 -t UTF-8 $< >$@
+ iconv -f ISO-8859-1 -t UTF-8 $? >$@

tutor.zh.utf-8: tutor.zh.big5
- iconv -f BIG-5 -t UTF-8 $< >$@
+ iconv -f BIG-5 -t UTF-8 $? >$@

clean:
for G in $(CONVERTED); do if [ -f $$G ]; then rm -f $$G; fi; done