uptex-{sjis,euc}: accept file names with JIS X 0208 (H.Kitagawa)

git-svn-id: svn://tug.org/texlive/trunk@65330 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 21 insertions, 0 deletions

diff --git a/Build/source/texk/ptexenc/ptexenc.c b/Build/source/texk/ptexenc/ptexenc.c
index 6d74a71cecb..461565d2c17 100644
--- a/Build/source/texk/ptexenc/ptexenc.c
+++ b/Build/source/texk/ptexenc/ptexenc.c
@@ -1150,6 +1150,10 @@ void clear_infile_enc(FILE *fp)
 {
     infile_enc[fileno(fp)] = ENC_UNKNOWN;
 }
+long ptenc_conv_first_line(long pos, long last, unsigned char *buff, const long buffsize)
+{
+   return last;
+}
 #else /* !WIN32 */
 static const_string in_filter = NULL;
 static FILE *piped_fp[NOFILE];
@@ -1361,4 +1365,21 @@ int ptenc_get_command_line_args(int *p_ac, char ***p_av)
     return 0;
 }
 
+long ptenc_conv_first_line(long pos, long last, unsigned char *buff, const long buffsize)
+  /* return new last */
+{
+    unsigned char *old, *new_buf; long new_last, i;
+    if (internal_enc==ENC_UPTEX) return last; /* no conversion needed */
+    old = xmalloc(last-pos+2);
+    if (old==NULL) return last;
+    strncpy(old, buff+pos, last-pos+1); old[last-pos+1]='\0';
+    new_buf = ptenc_from_utf8_string_to_internal_enc(old);
+    if (new_buf==NULL) { free(old); return last; }
+    new_last=pos+strlen(new_buf)-1;
+    if (new_last>=buffsize) new_last=buffsize-1;
+    for (i=0;i<strlen(new_buf); i++) buff[pos+i]=new_buf[i];
+    free(old); free(new_buf);
+    return new_last;
+}
+
 #endif /* !WIN32 */