File a2ps-4.13-utf8.patch of Package a2ps

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File a2ps-4.13-utf8.patch of Package a2ps (Revision 563427ef207a3cdf522a4896903065c1)

Currently displaying revision 563427ef207a3cdf522a4896903065c1 , Show latest

---
 etc/a2ps_cfg.in   |    3 ++
 sheets/sheets.map |    3 ++
 src/buffer.c      |   29 +++++++++++++++++++++
 src/generate.c    |   74 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
 4 files changed, 108 insertions(+), 1 deletion(-)

--- etc/a2ps_cfg.in
+++ etc/a2ps_cfg.in	2023-03-10 13:06:52.122978624 +0000
@@ -199,6 +199,9 @@ $3p<-$3p> $4l# lines\n||
 #               rm is done by a2ps itself.  No need to quote.
 #
 
+########## UTF-8 filter for patched a2ps only
+Delegation: utf8 utf8:plain iconv -c -f UTF-8 -t $x
+
 ########## Compressed files
 # A compressed file should be decompressed and processed by a2ps
 # A consequence is that the decompressed file may be delegated.
--- sheets/sheets.map
+++ sheets/sheets.map	2023-03-10 13:06:52.122978624 +0000
@@ -146,6 +146,9 @@ gmake:	/GNUmakefile/	/*\/GNUmakefile/
 plain:	/*.doc/
 	/*.txt/
 
+# UTF-8 type for patched a2ps only
+utf8:	<UTF-8 Unicode text*>
+
 # Ada files
 ada:	/*.ad[abs]/
 
--- src/buffer.c
+++ src/buffer.c	2023-03-10 13:15:24.785647598 +0000
@@ -175,6 +175,35 @@ buffer_self_print (buffer_t * buffer, FI
     fprintf (stream, "Content = `%s'\n", buffer->content);
 }
 
+/*
+ * It frees the content, not the pointer
+ */
+void
+buffer_release (buffer_t * buffer)
+{
+  /* VALUE is malloc'd only if BUFFER->LOWER_CASE */
+  if (buffer->lower_case)
+    {
+      free (buffer->value);
+      buffer->value = NULL;
+      buffer->allocsize = 0;
+    }
+
+  /* I don't know how this one should be used */
+  if (buffer->buf)
+    {
+      free(buffer->buf);
+      buffer->buf = NULL;
+      buffer->bufsize = 0;
+      buffer->bufoffset = 0;
+    }
+  if (buffer->len == 0)
+    {
+      buffer->content = obstack_finish(&buffer->obstack);
+    }
+  obstack_free (&buffer->obstack, NULL);
+}
+
 void
 buffer_set_lower_case (buffer_t * buffer, bool sensitive)
 {
--- src/generate.c
+++ src/generate.c	2023-03-10 13:17:27.919406928 +0000
@@ -29,7 +29,7 @@ char *sample_tmpname = NULL;
  */
 enum style_kind_e
 {
-  no_style, binary, sshparser, unprintable, delegate
+  no_style, binary, sshparser, unprintable, delegate, utf8
 };
 
 static enum style_kind_e
@@ -43,6 +43,8 @@ string_to_style_kind (const char * strin
     return no_style;
   else if (STREQ (string, "delegate"))
     return delegate;
+  else if (STREQ (string, "utf8"))
+    return utf8;
   return sshparser;
 }
 /************************************************************************/
@@ -350,6 +352,76 @@ print (char * filename, int * native_job
       msg_file_pages_printed (job, _("plain"));
       (*native_jobs)++;
       break;
+
+    case utf8:
+      {
+	char * argv[21], * ptr;
+	int n, argc, pfd[2];
+	pid_t pid;
+
+	if ((contract = get_subcontract(file_job->type, "plain")) == (struct delegation*)0)
+	  goto plain_print;
+
+	argc = 1;
+	argv[0] = ptr = contract->command;
+	while ((ptr = (strchr(ptr, ' '))))
+	  {
+	    *ptr++ = '\0';
+	    if (argc < 20)
+	      argv[argc++] = ptr;
+	  }
+
+	for (n = 0; n < argc; n++)
+	  if (strstr(argv[n], "$x"))
+	    argv[n] = job->requested_encoding_name;
+	argv[argc] = (char*)0;
+
+	if (pipe(pfd) < 0)
+	  {
+	    message (msg_report2, (stderr, _("[%s (%s): failed.  Ignored]\n"), file_job->name, buf));
+	    break;
+	  }
+
+	switch ((pid = fork()))
+	{
+	case -1:
+	  close(pfd[0]);
+	  close(pfd[1]);
+	  goto err;
+	  break;
+	case  0:
+	  if ((n = fileno(input_buffer->stream)) == 0)
+	    {
+	      char * tmpfile = NULL;
+	      FILE * tmp;
+	      tempname_ensure(tmpfile);
+	      buffer_save(input_buffer, tmpfile);
+	      tmp = xrfopen(tmpfile);
+	      n = fileno(tmp);
+	      free(tmpfile);
+	    }
+	  close(0);
+	  if (dup(n) < 0)
+	    goto err;
+	  close(1);
+	  if (dup(pfd[1]) < 0)
+	    goto err;
+	  close(n);
+	  close(pfd[0]);
+	  close(pfd[1]);
+	  execvp(argv[0], argv);
+	err:
+	  message (msg_report2, (stderr, _("[%s (%s): failed.  Ignored]\n"), file_job->name, buf));
+	  break;
+	default:
+	  close(pfd[1]);
+	  input_buffer->bufoffset = input_buffer->bufsize;
+	  input_buffer->stream = fdopen(pfd[0], "r");
+	  input_buffer->pipe_p = true;
+	  goto plain_print;
+	}
+      break;
+      }
     }
 
   input_end (input_buffer);

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File a2ps-4.13-utf8.patch of Package a2ps (Revision 563427ef207a3cdf522a4896903065c1)

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