printf I flag support

[Paul Eggert]

I installed this.  I suppose it could be autoconfed, but it'd be a
runtime test....

2006-08-23  Paul Eggert  <address@hidden>

        * NEWS: printf supports the I flag.
        * src/printf.c (print_formatted) [glibc 2.2 or later]: Likewise.

--- NEWS        23 Aug 2006 09:17:14 -0000      1.409
+++ NEWS        23 Aug 2006 23:36:59 -0000
@@ -15,6 +15,11 @@ GNU coreutils NEWS                      
 
   df now considers BSD "kernfs" file systems to be dummies
 
+** New features
+
+  printf now supports the 'I' flag on hosts whose underlying printf
+  implementations support 'I', e.g., "printf %Id 2".
+
 ** Bug fixes
 
   cp --sparse preserves sparseness at the end of a file, even when
--- src/printf.c        21 Aug 2006 07:30:47 -0000      1.104
+++ src/printf.c        23 Aug 2006 23:36:59 -0000
@@ -517,6 +517,9 @@ print_formatted (const char *format, int
          for (;; f++, direc_length++)
            switch (*f)
              {
+#if (__GLIBC__ == 2 && 2 <= __GLIBC_MINOR__) || 3 <= __GLIBC__
+             case 'I':
+#endif
              case '\'':
                ok['a'] = ok['A'] = ok['c'] = ok['e'] = ok['E'] =
                  ok['o'] = ok['s'] = ok['x'] = ok['X'] = 0;