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_nl_load_domain: Use calloc instead of alloca

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Florian Weimer 2017-06-21 22:59:19 +02:00
parent 4dd8e7c0ce
commit 0a47d031e4
2 changed files with 12 additions and 38 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2017-06-21 Florian Weimer <fweimer@redhat.com>
* intl/loadmsgcat.c: Remove alloca support.
(_nl_load_domain): Use calloc instead of alloca.
2017-04-21 Florian Weimer <fweimer@redhat.com>
* malloc/Makefile (tests-internal): Add tst-alloc_buffer.

45
intl/loadmsgcat.c
View File

@ -32,29 +32,6 @@
#include <sys/types.h>
#include <sys/stat.h>
#ifdef __GNUC__
# undef alloca
# define alloca __builtin_alloca
# define HAVE_ALLOCA 1
#else
# ifdef _MSC_VER
# include <malloc.h>
# define alloca _alloca
# else
# if defined HAVE_ALLOCA_H || defined _LIBC
# include <alloca.h>
# else
# ifdef _AIX
#pragma alloca
# else
# ifndef alloca
char *alloca ();
# endif
# endif
# endif
# endif
#endif
#include <stdlib.h>
#include <string.h>
@ -476,15 +453,6 @@ char *alloca ();
# define munmap(addr, len) __munmap (addr, len)
#endif
/* For those losing systems which don't have `alloca' we have to add
some additional code emulating it. */
#ifdef HAVE_ALLOCA
# define freea(p) /* nothing */
#else
# define alloca(n) malloc (n)
# define freea(p) free (p)
#endif
/* For systems that distinguish between text and binary I/O.
O_BINARY is usually declared in <fcntl.h>. */
#if !defined O_BINARY && defined _O_BINARY
@ -982,9 +950,10 @@ _nl_load_domain (struct loaded_l10nfile *domain_file,
sysdep_segments = (const struct sysdep_segment *)
((char *) data
+ W (domain->must_swap, data->sysdep_segments_offset));
sysdep_segment_values =
(const char **)
alloca (n_sysdep_segments * sizeof (const char *));
sysdep_segment_values = calloc
(n_sysdep_segments, sizeof (const char *));
if (sysdep_segment_values == NULL)
goto invalid;
for (i = 0; i < n_sysdep_segments; i++)
{
const char *name =
@ -995,7 +964,7 @@ _nl_load_domain (struct loaded_l10nfile *domain_file,
if (!(namelen > 0 && name[namelen - 1] == '\0'))
{
freea (sysdep_segment_values);
free (sysdep_segment_values);
goto invalid;
}
@ -1046,7 +1015,7 @@ _nl_load_domain (struct loaded_l10nfile *domain_file,
if (sysdepref >= n_sysdep_segments)
{
/* Invalid. */
freea (sysdep_segment_values);
free (sysdep_segment_values);
goto invalid;
}
@ -1250,7 +1219,7 @@ _nl_load_domain (struct loaded_l10nfile *domain_file,
domain->trans_sysdep_tab = NULL;
}
freea (sysdep_segment_values);
free (sysdep_segment_values);
}
else
{