Prevent a relocation error with the "program_name" symbol in libstdbuf.so

when used with the stdbuf utility on SPARC.

See:

http://debbugs.gnu.org/cgi/bugreport.cgi?bug=22430

for more details.

This problem has been fixed upstream:

--- src/system.h.orig 2016-01-24 12:37:11.150301128 -0800

+++ src/system.h 2016-01-24 12:38:39.880106964 -0800

@@ -607,11 +607,16 @@

node, node == program ? " invocation" : "");

}

-static inline void

-emit_try_help (void)

-{

- fprintf (stderr, _("Try '%s --help' for more information.\n"), program_name);

-}

+/* A macro rather than an inline function, as it references

+ the global program_name, which causes run time linking issues

+ in libstdbuf.so where unused functions are not removed by the linker. */

+#define emit_try_help() \

+ do \

+ { \

+ fprintf (stderr, _("Try '%s --help' for more information.\n"), \

+ program_name); \

+ } \

+ while (0)

#include "inttostr.h"