Use Gnulib's `nproc'.

This updates Gnulib to v0.0-4496-g6491120.

* m4/gnulib-cache.m4: Add `nproc'.

1 files changed, 19 insertions, 7 deletions

diff --git a/m4/iconv.m4 b/m4/iconv.m4
index 425145c0a..006c90780 100644
--- a/m4/iconv.m4
+++ b/m4/iconv.m4
@@ -1,4 +1,4 @@
-# iconv.m4 serial 15 (gettext-0.18.2)
+# iconv.m4 serial 17 (gettext-0.18.2)
 dnl Copyright (C) 2000-2002, 2007-2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -78,6 +78,7 @@ AC_DEFUN([AM_ICONV_LINK],
 #include <string.h>
 int main ()
 {
+  int result = 0;
   /* Test against AIX 5.1 bug: Failures are not distinguishable from successful
      returns.  */
   {
@@ -94,7 +95,8 @@ int main ()
                             (char **) &inptr, &inbytesleft,
                             &outptr, &outbytesleft);
         if (res == 0)
-          return 1;
+          result |= 1;
+        iconv_close (cd_utf8_to_88591);
       }
   }
   /* Test against Solaris 10 bug: Failures are not distinguishable from
@@ -113,7 +115,8 @@ int main ()
                             (char **) &inptr, &inbytesleft,
                             &outptr, &outbytesleft);
         if (res == 0)
-          return 1;
+          result |= 2;
+        iconv_close (cd_ascii_to_88591);
       }
   }
   /* Test against AIX 6.1..7.1 bug: Buffer overrun.  */
@@ -131,7 +134,8 @@ int main ()
                             (char **) &inptr, &inbytesleft,
                             &outptr, &outbytesleft);
         if (res != (size_t)(-1) || outptr - buf > 1 || buf[1] != (char)0xAD)
-          return 1;
+          result |= 4;
+        iconv_close (cd_88591_to_utf8);
       }
   }
 #if 0 /* This bug could be worked around by the caller.  */
@@ -150,7 +154,8 @@ int main ()
                             (char **) &inptr, &inbytesleft,
                             &outptr, &outbytesleft);
         if ((int)res > 0)
-          return 1;
+          result |= 8;
+        iconv_close (cd_88591_to_utf8);
       }
   }
 #endif
@@ -164,8 +169,8 @@ int main ()
       && iconv_open ("UTF-8", "IBM-eucJP") == (iconv_t)(-1)
       /* Try HP-UX names.  */
       && iconv_open ("utf8", "eucJP") == (iconv_t)(-1))
-    return 1;
-  return 0;
+    result |= 16;
+  return result;
 }]])],
         [am_cv_func_iconv_works=yes],
         [am_cv_func_iconv_works=no],
@@ -252,5 +257,12 @@ size_t iconv();
          $am_cv_proto_iconv])
     AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1],
       [Define as const if the declaration of iconv() needs const.])
+    dnl Also substitute ICONV_CONST in the gnulib generated <iconv.h>.
+    m4_ifdef([gl_ICONV_H_DEFAULTS],
+      [AC_REQUIRE([gl_ICONV_H_DEFAULTS])
+       if test -n "$am_cv_proto_iconv_arg1"; then
+         ICONV_CONST="const"
+       fi
+      ])
   fi
 ])