l10n: Remove some non-UTF8 .po files. (#5622)

Some .po files do not have UTF8 versions, leave those alone for now.

Also remove sjiscorr.c utility.

scripts/vim-patch.sh

@@ -129,8 +129,7 @@ preprocess_patch() {
   local nvim="nvim -u NORC -i NONE --headless"
 
   # Remove *.proto, Make*, gui_*, some if_*
-  local na_src='proto\|Make*\|gui_*'
+  local na_src='proto\|Make*\|gui_*\|if_lua\|if_mzsch\|if_olepp\|if_ole\|if_perl\|if_py\|if_ruby\|if_tcl\|if_xcmdsrv'
-  na_src="$na_src"'\|if_lua\|if_mzsch\|if_olepp\|if_ole\|if_perl\|if_py\|if_ruby\|if_tcl\|if_xcmdsrv'
   2>/dev/null $nvim --cmd 'set dir=/tmp' +'g@^diff --git a/src/\S*\<\%('${na_src}'\)@norm! d/\v(^diff)|%$
' +w +q "$file"
 
   # Remove channel.txt, netbeans.txt, os_*.txt, todo.txt, version*.txt, tags
@@ -141,6 +140,10 @@ preprocess_patch() {
   local na_src_testdir='Make_amiga.mak\|Make_dos.mak\|Make_ming.mak\|Make_vms.mms'
   2>/dev/null $nvim --cmd 'set dir=/tmp' +'g@^diff --git a/src/testdir/\%('${na_src_testdir}'\)@norm! d/\v(^diff)|%$
' +w +q "$file"
 
+  # Remove some *.po files. #5622
+  local na_po='sjiscorr.c\|ja.sjis.po\|ko.po\|pl.cp1250.po\|pl.po\|ru.cp1251.po\|uk.cp1251.po\|zh_CN.cp936.po\|zh_CN.po\|zh_TW.po'
+  2>/dev/null $nvim --cmd 'set dir=/tmp' +'g@^diff --git a/src/po/\%('${na_po}'\)@norm! d/\v(^diff)|%$
' +w +q "$file"
+
   # Rename src/ paths to src/nvim/
   LC_ALL=C sed -e 's/\( [ab]\/src\)/\1\/nvim/g' \
     "$file" > "$file".tmp && mv "$file".tmp "$file"

src/nvim/po/CMakeLists.txt

@@ -22,16 +22,14 @@ if(HAVE_WORKING_LIBINTL AND GETTEXT_FOUND AND XGETTEXT_PRG AND ICONV_PRG)
     ko.UTF-8
     nl
     no
-    pl
+    pl.UTF-8
     pt_BR
     ru
     sk
     sv
     uk
     vi
-    zh_CN
     zh_CN.UTF-8
-    zh_TW
     zh_TW.UTF-8)
 
   set(NEOVIM_RELATIVE_SOURCES)
@@ -143,27 +141,9 @@ if(HAVE_WORKING_LIBINTL AND GETTEXT_FOUND AND XGETTEXT_PRG AND ICONV_PRG)
   BuildPoIconv(cs ISO-8859-2 cp1250)
   BuildMo(cs.cp1250)
 
-  BuildPoIconv(pl ISO-8859-2 cp1250)
-  BuildMo(pl.cp1250)
-
-  BuildPoIconv(pl ISO-8859-2 UTF-8)
-  BuildMo(pl.UTF-8)
-
   BuildPoIconv(sk ISO-8859-2 cp1250)
   BuildMo(sk.cp1250)
 
-  BuildPoIconv(ru UTF-8 cp1251)
-  BuildMo(ru.cp1251)
-
-  BuildPoIconv(uk UTF-8 cp1251)
-  BuildMo(uk.cp1251)
-
-  BuildPoIconvGeneric(ko ko.UTF-8 ko UTF-8 euc-kr)
-  BuildMo(ko)
-
-  BuildPoIconvGenericWithCharset(zh_CN.cp936 zh_CN zh_CN.cp936 gb2312 cp936 gbk)
-  BuildMo(zh_CN.cp936)
-
   add_custom_target(update-po-nb
     COMMAND ${CMAKE_COMMAND} -E copy
         ${CMAKE_CURRENT_SOURCE_DIR}/no.po ${CMAKE_CURRENT_SOURCE_DIR}/nb.po
@@ -172,15 +152,6 @@ if(HAVE_WORKING_LIBINTL AND GETTEXT_FOUND AND XGETTEXT_PRG AND ICONV_PRG)
   CheckPo(nb)
   BuildMo(nb)
 
-  add_executable(sjiscorr sjiscorr.c)
-  add_custom_target(update-po-ja.sjis
-    COMMAND iconv -f utf-8 -t cp932 ${CMAKE_CURRENT_SOURCE_DIR}/ja.po |
-        $<TARGET_FILE:sjiscorr> > ${CMAKE_CURRENT_SOURCE_DIR}/ja.sjis.po
-    DEPENDS ja.po sjiscorr)
-  list(APPEND UPDATE_PO_TARGETS update-po-ja.sjis)
-  CheckPo(ja.sjis)
-  BuildMo(ja.sjis)
-
   foreach(LANGUAGE ${LANGUAGES})
     set(poFile "${CMAKE_CURRENT_SOURCE_DIR}/${LANGUAGE}.po")
 

src/nvim/po/sjiscorr.c

@@ -1,45 +0,0 @@
-// Simplistic program to correct SJIS inside strings.
-// When a trail byte is a backslash it needs to be doubled.
-// Public domain.
-
-#include <stdio.h>
-#include <string.h>
-
-int main(int argc, char **argv)
-{
-	char buffer[BUFSIZ];
-	char *p;
-
-	while (fgets(buffer, BUFSIZ, stdin) != NULL)
-	{
-		for (p = buffer; *p != 0; p++)
-		{
-			if (strncmp(p, "charset=utf-8", 13) == 0)
-			{
-				fputs("charset=cp932", stdout);
-				p += 12;
-			}
-			else if (strncmp(p, "# Original translations", 23) == 0)
-			{
-				fputs("# generated from ja.po, DO NOT EDIT", stdout);
-				while (p[1] != '\n')
-					++p;
-			}
-			else if (*(unsigned char *)p == 0x81 && p[1] == '_')
-			{
-				putchar('\\');
-				++p;
-			}
-			else
-			{
-				if (*p & 0x80)
-				{
-					putchar(*p++);
-					if (*p == '\\')
-						putchar(*p);
-				}
-				putchar(*p);
-			}
-		}
-	}
-}