gcc/libiberty/strdup.c
Gabriel Dos Reis 885f2199f3 partition.h: Remove use of PARAMS.
include/
2005-03-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        * partition.h: Remove use of PARAMS.
        * obstack.h: Remove conditional prototypes __STDC__.
        * objalloc.h:  Remove use of PARAMS.
        * splay-tree.h: Likewise.

libiberty/
2005-03-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>

        Convert libiberty to use ISO C prototype style 5/n.
        * random.c (srandom, initstate, setstate, random): Use ISO C
        prototypes.
        * putenv.c (putenv): Likewise.
        * physmem.c (physmem_available, physmem_total, main):
        Likewise.
        * pex-win32.c (fix_argv, pexecute, pwait): Likewise.
        * pex-unix.c (pexecute, pwait): Likewise.
        * pex-msdos.c (pexecute, pwait): Likewise.
        * pex-djgpp.c (pexecute, pwait): Likewise.
        * partition.c (partition_new, partition_delete,
        partition_union)
        (elem_compare, partition_print): Likewise.
        * obstack.c (_obstack_begin, _obstack_begin_1,
        _obstack_newchunk,
        _obstack_allocated_p, _obstack_free, obstack_free,
        _obstack_memory_used, print_and_abort, obstack_next_free,
        obstack_object_size, obstack_base): Likewise.  Remove codes
        predicated on !defined(__STDC__).
        * objalloc.c (objalloc_create, _objalloc_alloc, objalloc_free,
        objalloc_free_block): Use ISO C prototypes.
        * mkstemps.c (mkstemps): Likewise.
        * memset.c (memset): Likewise.
        * mempcpy.c (mempcpy): Likewise.
        * rename.c (rename): Likewise.
        * rindex.c (rindex): Likewise.
        * setenv.c (setenv, unsetenv): Likewise.
        * sigsetmask.c (sigsetmask): Likewise.
        * snprintf.c (snprintf): Likewise.
        * sort.c (sort_pointers, xmalloc): Likewise.
        * spaces.c (spaces): Likewise.
        * splay-tree.c (splay_tree_delete_helper,
        splay_tree_splay_helper, splay_tree_splay,
        splay_tree_foreach_helper, splay_tree_xmalloc_allocate,
        splay_tree_new, splay_tree_xmalloc_allocate,
        splay_tree_new_with_allocator, splay_tree_delete,
        splay_tree_insert, splay_tree_remove, splay_tree_lookup,
        splay_tree_max, splay_tree_min, splay_tree_predecessor,
        splay_tree_successor, splay_tree_foreach,
        splay_tree_compare_ints, splay_tree_compare_pointers):
        Likewise.
        * stpcpy.c (stpcpy): Likewise.
        * stpncpy.c (stpncpy): Likewise.
        * strcasecmp.c (strcasecmp): Likewise.
        * strchr.c (strchr): Likewise.
        * strdup.c (strdup): Likewise.

From-SVN: r97125
2005-03-28 04:22:33 +00:00

28 lines
562 B
C

/*
@deftypefn Supplemental char* strdup (const char *@var{s})
Returns a pointer to a copy of @var{s} in memory obtained from
@code{malloc}, or @code{NULL} if insufficient memory was available.
@end deftypefn
*/
#include <ansidecl.h>
#include <stddef.h>
extern size_t strlen (const char*);
extern PTR malloc (size_t);
extern PTR memcpy (PTR, const PTR, size_t);
char *
strdup(const char *s)
{
size_t len = strlen (s) + 1;
char *result = (char*) malloc (len);
if (result == (char*) 0)
return (char*) 0;
return (char*) memcpy (result, s, len);
}