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Add SJ4_NO_UNICODE

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Nishi 2026-06-22 00:00:34 +09:00
commit 3e4ad97e8e
2 changed files with 29 additions and 1 deletions
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9
CMakeLists.txt
View file

@ -5,6 +5,7 @@ project(sj4)
option(SJ4_GLOBAL "Use global variables or not" OFF)
option(SJ4_EMBED "Embed main dictionary or not" OFF)
option(SJ4_EMBED_PLUS "Embed pubdic+ as main dictionary or not" OFF)
option(SJ4_NO_UNICODE "Remove Unicode code completely" OFF)
file(GLOB_RECURSE SJ4COMMON_SRCS lib/sj4common/**.c)
add_library(sj4common STATIC ${SJ4COMMON_SRCS})
@ -37,13 +38,19 @@ if(NOT SJ4_GLOBAL)
target_include_directories(sj4lib PUBLIC include/sj4common include/sj4core include/sj4lib)
target_include_directories(sj4lib PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
target_link_libraries(sj4lib PUBLIC sj4common sj4core)
if(NOT SJ4_NO_UNICODE)
target_compile_definitions(sj4lib PRIVATE UCS)
endif()
endif()
file(GLOB_RECURSE SJ4MKDIC_SRCS src/sj4mkdic/**.c)
add_executable(sj4mkdic ${SJ4MKDIC_SRCS})
target_include_directories(sj4mkdic PRIVATE include/sj4common include/sj4core)
target_compile_definitions(sj4mkdic PRIVATE UTF8 ENGLISH)
target_compile_definitions(sj4mkdic PRIVATE ENGLISH)
target_link_libraries(sj4mkdic PRIVATE sj4common)
if(NOT SJ4_NO_UNICODE)
target_compile_definitions(sj4mkdic PRIVATE UTF8)
endif()
if(NOT SJ4_GLOBAL)
file(GLOB_RECURSE SJ4TEST_SRCS src/sj4test/**.c)

21
lib/sj4lib/sj.c
View file

@ -4,8 +4,10 @@
#include <stdlib.h>
#ifdef UCS
#include <sj_euc2ucs.h>
#include <sj_ucs2euc.h>
#endif
struct sj4lib {
Sj4Context* ctx;
@ -17,6 +19,7 @@ struct sj4lib {
u_char wrkbuf[SJ4BUFSZ];
};
#ifdef UCS
static u_int ucs_to_euc(u_int in) {
if(0 <= in && in <= 0xffff) {
const T_U2E_BITMAP_INDEX* b = &utf16_to_euc_jp_table[(in >> 8) & 0xff];
@ -85,6 +88,7 @@ static int eucjp_write(u_char* out, u_int n) {
return 3;
}
}
#endif
static int from_sjis(u_char* out, const u_char* in, int len) {
unsigned char d[] = {0, 0};
@ -93,6 +97,7 @@ static int from_sjis(u_char* out, const u_char* in, int len) {
return sj4_str_sjistoeuc(out, SJ4BUFSZ, (u_char*)in, len, d, &uf);
}
#ifdef UCS
static int utf8_later(unsigned char c) {
return 0x80 <= c && c < 0xc0;
}
@ -225,6 +230,7 @@ static int eucjp_codesize(u_int n) {
return 3;
}
}
#endif
static int to_sjis(u_char* out, const u_char* in, int len) {
unsigned char d[] = {0, 0};
@ -233,6 +239,7 @@ static int to_sjis(u_char* out, const u_char* in, int len) {
return sj4_str_euctosjis(out, SJ4BUFSZ, (u_char*)in, len, d, &uf);
}
#ifdef UCS
static int to_utf8(u_char* out, const u_char* in, int len) {
const u_char* o_in = in;
u_char* o_out = out;
@ -292,10 +299,15 @@ static int to_utf16(u_char* out, const u_char* in, int len) {
return w_out - o_out;
}
#endif
Sj4Lib* sj4_open(int charset, const char* dic) {
Sj4Lib* ctx;
#ifndef UCS
if(charset == SJ4UTF8 || charset == SJ4UTF16) return NULL;
#endif
if((ctx = calloc(1, sizeof(*ctx))) == NULL) return NULL;
if((ctx->ctx = alloccontext(dic)) == NULL) {
@ -309,6 +321,7 @@ Sj4Lib* sj4_open(int charset, const char* dic) {
return ctx;
}
#ifdef UCS
#define ICONV(to, from, len, mode) \
if(ctx->charset == SJ4EUCJP) { \
memcpy(to, from, len); \
@ -319,6 +332,14 @@ Sj4Lib* sj4_open(int charset, const char* dic) {
} else if(ctx->charset == SJ4UTF16) { \
len = mode##_utf16(to, from, len); \
}
#else
#define ICONV(to, from, len, mode) \
if(ctx->charset == SJ4EUCJP) { \
memcpy(to, from, len); \
} else if(ctx->charset == SJ4SJIS) { \
len = mode##_sjis(to, from, len); \
}
#endif
int sj4_getkan(Sj4Lib* ctx, const void* input, int len, Sj4Kouho* kouho) {
int len2;