diff options
Diffstat (limited to 'm4/iconv.m4')
| -rw-r--r-- | m4/iconv.m4 | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/m4/iconv.m4 b/m4/iconv.m4 index bdafc54..877d882 100644 --- a/m4/iconv.m4 +++ b/m4/iconv.m4 @@ -1,5 +1,6 @@ -# iconv.m4 serial 20 -dnl Copyright (C) 2000-2002, 2007-2014, 2016 Free Software Foundation, Inc. +# iconv.m4 serial 21 +dnl Copyright (C) 2000-2002, 2007-2014, 2016-2018 Free Software Foundation, +dnl Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -167,15 +168,27 @@ AC_DEFUN([AM_ICONV_LINK], #endif /* Test against HP-UX 11.11 bug: No converter from EUC-JP to UTF-8 is provided. */ - if (/* Try standardized names. */ - iconv_open ("UTF-8", "EUC-JP") == (iconv_t)(-1) - /* Try IRIX, OSF/1 names. */ - && iconv_open ("UTF-8", "eucJP") == (iconv_t)(-1) - /* Try AIX names. */ - && iconv_open ("UTF-8", "IBM-eucJP") == (iconv_t)(-1) - /* Try HP-UX names. */ - && iconv_open ("utf8", "eucJP") == (iconv_t)(-1)) - result |= 16; + { + /* Try standardized names. */ + iconv_t cd1 = iconv_open ("UTF-8", "EUC-JP"); + /* Try IRIX, OSF/1 names. */ + iconv_t cd2 = iconv_open ("UTF-8", "eucJP"); + /* Try AIX names. */ + iconv_t cd3 = iconv_open ("UTF-8", "IBM-eucJP"); + /* Try HP-UX names. */ + iconv_t cd4 = iconv_open ("utf8", "eucJP"); + if (cd1 == (iconv_t)(-1) && cd2 == (iconv_t)(-1) + && cd3 == (iconv_t)(-1) && cd4 == (iconv_t)(-1)) + result |= 16; + if (cd1 != (iconv_t)(-1)) + iconv_close (cd1); + if (cd2 != (iconv_t)(-1)) + iconv_close (cd2); + if (cd3 != (iconv_t)(-1)) + iconv_close (cd3); + if (cd4 != (iconv_t)(-1)) + iconv_close (cd4); + } return result; ]])], [am_cv_func_iconv_works=yes], , |