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Import libiberty from gcc

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This commit is contained in:
Alan Modra
2022-05-13 16:43:15 +09:30
parent 845cbaa9ff
commit 31b15688c4
28 changed files with 165 additions and 148 deletions

14
libiberty/random.c

@ -68,12 +68,10 @@ control over the state of the random number generator.
#define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits*/
#ifdef __STDC__
# define PTR void *
# ifndef NULL
# define NULL (void *) 0
# endif
#else
# define PTR char *
# ifndef NULL
# define NULL (void *) 0
# endif
@ -254,10 +252,10 @@ srandom (unsigned int x)
Note: The first thing we do is save the current state, if any, just like
setstate so that it doesn't matter when initstate is called.
Returns a pointer to the old state. */
PTR
initstate (unsigned int seed, PTR arg_state, unsigned long n)
void *
initstate (unsigned int seed, void *arg_state, unsigned long n)
{
PTR ostate = (PTR) &state[-1];
void *ostate = (void *) &state[-1];
if (rand_type == TYPE_0)
state[-1] = rand_type;
@ -320,13 +318,13 @@ initstate (unsigned int seed, PTR arg_state, unsigned long n)
same state as the current state
Returns a pointer to the old state information. */
PTR
setstate (PTR arg_state)
void *
setstate (void *arg_state)
{
register long int *new_state = (long int *) arg_state;
register int type = new_state[0] % MAX_TYPES;
register int rear = new_state[0] / MAX_TYPES;
PTR ostate = (PTR) &state[-1];
void *ostate = (void *) &state[-1];
if (rand_type == TYPE_0)
state[-1] = rand_type;