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Fix -Wundef issues in generated errlist.c.

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This commit is contained in:
Roland McGrath 2014-05-05 13:06:18 -07:00
parent 19c4bec0f4
commit eb1ed03daf
3 changed files with 11 additions and 2 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2014-05-05 Roland McGrath <roland@hack.frob.com>
* sysdeps/gnu/errlist.awk (BEGIN): Emit an initial #define of ERR_MAX
to 0, so the first #if test emitted later doesn't see it undefined.
(END): Emit "!defined ERRLIST_NO_COMPAT" to match what BEGIN does.
* sysdeps/gnu/errlist.c: Regenerated.
2014-05-04 Adhemerval Zanella <azanella@linux.vnet.ibm.com> 2014-05-04 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc32/power4/multiarch/memchr-ppc32.c * sysdeps/powerpc/powerpc32/power4/multiarch/memchr-ppc32.c

3
sysdeps/gnu/errlist.awk
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@ -52,6 +52,7 @@ BEGIN {
print "#ifdef ERR_MAX"; print "#ifdef ERR_MAX";
print "# define ERRLIST_SIZE ERR_MAX + 1"; print "# define ERRLIST_SIZE ERR_MAX + 1";
print "#else" print "#else"
print "# define ERR_MAX 0";
print "# define ERRLIST_SIZE"; print "# define ERRLIST_SIZE";
print "#endif"; print "#endif";
@ -109,7 +110,7 @@ END {
print " (sizeof _sys_errlist_internal / sizeof _sys_errlist_internal [0])"; print " (sizeof _sys_errlist_internal / sizeof _sys_errlist_internal [0])";
print "const int _sys_nerr_internal = NERR;" print "const int _sys_nerr_internal = NERR;"
print ""; print "";
print "#if !defined NOT_IN_libc && !ERRLIST_NO_COMPAT"; print "#if !defined NOT_IN_libc && !defined ERRLIST_NO_COMPAT";
print "# include <errlist-compat.c>"; print "# include <errlist-compat.c>";
print "#endif"; print "#endif";
print ""; print "";

3
sysdeps/gnu/errlist.c
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@ -13,6 +13,7 @@
#ifdef ERR_MAX #ifdef ERR_MAX
# define ERRLIST_SIZE ERR_MAX + 1 # define ERRLIST_SIZE ERR_MAX + 1
#else #else
# define ERR_MAX 0
# define ERRLIST_SIZE # define ERRLIST_SIZE
#endif #endif
const char *const _sys_errlist_internal[ERRLIST_SIZE] = const char *const _sys_errlist_internal[ERRLIST_SIZE] =
@ -1479,7 +1480,7 @@ TRANS error; @pxref{Cancel AIO Operations}. */
(sizeof _sys_errlist_internal / sizeof _sys_errlist_internal [0]) (sizeof _sys_errlist_internal / sizeof _sys_errlist_internal [0])
const int _sys_nerr_internal = NERR; const int _sys_nerr_internal = NERR;
#if !defined NOT_IN_libc && !ERRLIST_NO_COMPAT #if !defined NOT_IN_libc && !defined ERRLIST_NO_COMPAT
# include <errlist-compat.c> # include <errlist-compat.c>
#endif #endif