libextractor

commit 2d71f5b7d33f7f6eb0a5d280962c35c5a028a428
parent 9bfa571d1da9090e2031d843c114e7b70e6e7d0b
Author: Christian Grothoff <christian@grothoff.org>
Date:   Sat, 22 Sep 2012 20:30:25 +0000

trying to make code build even without GNU iconv

Diffstat:
M
src/include/platform.h
 | 
2
++
M
src/main/extract.c
 | 
14
++++++++++++++
M
src/main/extractor_print.c
 | 
15
++++++++++++++-
M
src/main/iconv.c
 | 
15
++++++++++++---

4 files changed, 42 insertions(+), 4 deletions(-)
diff --git a/src/include/platform.h b/src/include/platform.h
@@ -63,7 +63,9 @@
  #include <winsock2.h>
 #endif
 #include <locale.h>
+#if HAVE_ICONV_H
 #include <iconv.h>
+#endif
 #include <langinfo.h>
 
 #ifndef SIZE_MAX
diff --git a/src/main/extract.c b/src/main/extract.c
@@ -245,7 +245,9 @@ print_help ()
 
 }
 
+#if HAVE_ICONV
 #include "iconv.c"
+#endif
 
 /**
  * Print a keyword list to a file.
@@ -273,7 +275,9 @@ print_selected_keywords (void *cls,
 			 size_t data_len)
 { 
   char *keyword;
+#if HAVE_ICONV
   iconv_t cd;
+#endif
   const char *stype;
   const char *mt;
 
@@ -294,12 +298,14 @@ print_selected_keywords (void *cls,
 	       (unsigned int) data_len);
       break;
     case EXTRACTOR_METAFORMAT_UTF8:
+#if HAVE_ICONV
       cd = iconv_open (nl_langinfo(CODESET), "UTF-8");
       if (((iconv_t) -1) != cd)
 	keyword = iconv_helper (cd,
 				data,
 				data_len);
       else
+#endif
 	keyword = strdup (data);
       if (NULL != keyword)
 	{
@@ -309,8 +315,10 @@ print_selected_keywords (void *cls,
 		   keyword);
 	  free (keyword);
 	}
+#if HAVE_ICONV
       if (((iconv_t) -1) != cd)
 	iconv_close (cd);
+#endif
       break;
     case EXTRACTOR_METAFORMAT_BINARY:
       fprintf (stdout,
@@ -358,7 +366,9 @@ print_selected_keywords_grep_friendly (void *cls,
 				       size_t data_len)
 { 
   char *keyword;
+#if HAVE_ICONV 
   iconv_t cd;
+#endif
   const char *mt;
 
   if (YES != print[type])
@@ -375,12 +385,14 @@ print_selected_keywords_grep_friendly (void *cls,
 	fprintf (stdout,
 		 "%s: ",
 		 gettext(mt));
+#if HAVE_ICONV 
       cd = iconv_open (nl_langinfo (CODESET), "UTF-8");
       if (((iconv_t) -1) != cd)
 	keyword = iconv_helper (cd,
 				data,
 				data_len);
       else
+#endif
 	keyword = strdup (data);
       if (NULL != keyword)
 	{
@@ -389,8 +401,10 @@ print_selected_keywords_grep_friendly (void *cls,
 		   keyword);
 	  free (keyword);
 	}
+#if HAVE_ICONV 
       if (((iconv_t) -1) != cd)
 	iconv_close (cd);
+#endif
       break;
     case EXTRACTOR_METAFORMAT_BINARY:
       break;
diff --git a/src/main/extractor_print.c b/src/main/extractor_print.c
@@ -22,11 +22,12 @@
  * @brief convenience functions for printing meta data
  * @author Christian Grothoff
  */
-
 #include "platform.h"
 #include "extractor.h"
 #include "extractor_logging.h"
+#if HAVE_ICONV
 #include "iconv.c"
+#endif
 
 /**
  * Simple EXTRACTOR_MetaDataProcessor implementation that simply
@@ -53,13 +54,16 @@ EXTRACTOR_meta_data_print (void *handle,
 			   const char *data,
 			   size_t data_len)
 {
+#if HAVE_ICONV
   iconv_t cd;
+#endif
   char * buf;
   int ret;
   const char *mt;
 
   if (EXTRACTOR_METAFORMAT_UTF8 != format)
     return 0;
+#if HAVE_ICONV
   cd = iconv_open (nl_langinfo(CODESET),
 		   "UTF-8");
   if (((iconv_t) -1) == cd)
@@ -85,6 +89,15 @@ EXTRACTOR_meta_data_print (void *handle,
       free(buf);
     }
   iconv_close(cd);
+#else
+  ret = fprintf (handle,
+		 "%s - %.*s\n",
+		 (NULL == mt) 
+		 ? dgettext ("libextractor", gettext_noop ("unknown"))
+		 : dgettext ("libextractor", mt),
+		 (int) data_len,
+		 data);
+#endif
   return (ret < 0) ? 1 : 0;
 }
 
diff --git a/src/main/iconv.c b/src/main/iconv.c
@@ -38,9 +38,10 @@ iconv_helper (iconv_t cd,
 	      const char *in,
 	      size_t inSize) 
 {
-  char * buf;
-  char * ibuf;
-  const char * i;
+#if HAVE_ICONV
+  char *buf;
+  char *ibuf;
+  const char *i;
   size_t outSize;
   size_t outLeft;
 
@@ -66,6 +67,14 @@ iconv_helper (iconv_t cd,
       return strdup (i);
     }
   return buf;
+#else
+  /* good luck, just copying string... */
+  char *buf;
+  
+  buf = malloc (inSize + 1);
+  memcpy (buf, in, inSize);
+  buf[inSize] = '\0';
+#endif
 }
 
 /* end of iconv.c */