[i18n 3/6] i18n: Ensure that every recoding starts from the initial shift state.

[Ben Pfaff]

---
 src/libpspp/i18n.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/libpspp/i18n.c b/src/libpspp/i18n.c
index 3735e95..06c67d9 100644
--- a/src/libpspp/i18n.c
+++ b/src/libpspp/i18n.c
@@ -142,6 +142,10 @@ recode_string_pool (const char *to, const char *from,
   if ( (iconv_t) -1 == conv )
     return xstrdup (text);
 
+  /* Put the converter into the initial shift state, in case there was any
+     state information left over from its last usage. */
+  iconv (conv, NULL, 0, NULL, 0);
+
   for ( outbufferlength = 1 ; outbufferlength != 0; outbufferlength <<= 1 )
     if ( outbufferlength > length)
       break;
@@ -176,6 +180,7 @@ recode_string_pool (const char *to, const char *from,
              }
            /* Fall through */
          case E2BIG:
+            iconv (conv, NULL, 0, NULL, 0);
            pool_free (pool, outbuf);
            outbufferlength <<= 1;
            outbuf = pool_malloc (pool, outbufferlength);
-- 
1.7.1