/* $RCSfile: util.c,v $$Revision: 4.1 $$Date: 92/08/07 18:29:29 $
*
- * Copyright (c) 1991, Larry Wall
+ * Copyright (c) 1991-2002, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
#include "INTERN.h"
#include "util.h"
+#include <stdarg.h>
#define FLUSH
static char nomem[] = "Out of memory!\n";
Malloc_t
-safemalloc(size)
-MEM_SIZE size;
+safemalloc(MEM_SIZE size)
{
- char *ptr;
- Malloc_t malloc();
+ Malloc_t ptr;
- ptr = (char *) malloc(size?size:1); /* malloc(0) is NASTY on our system */
+ /* malloc(0) is NASTY on some systems */
+ ptr = malloc(size ? size : 1);
#ifdef DEBUGGING
if (debug & 128)
- fprintf(stderr,"0x%x: (%05d) malloc %d bytes\n",ptr,an++,size);
+ fprintf(stderr,"0x%lx: (%05d) malloc %ld bytes\n",(unsigned long)ptr,
+ an++,(long)size);
#endif
if (ptr != Nullch)
return ptr;
exit(1);
}
/*NOTREACHED*/
+ return 0;
}
/* paranoid version of realloc */
Malloc_t
-saferealloc(where,size)
-char *where;
-MEM_SIZE size;
+saferealloc(Malloc_t where, MEM_SIZE size)
{
- char *ptr;
- Malloc_t realloc();
+ Malloc_t ptr;
- ptr = (char *)
- realloc(where,size?size:1); /* realloc(0) is NASTY on our system */
+ /* realloc(0) is NASTY on some systems */
+ ptr = realloc(where, size ? size : 1);
#ifdef DEBUGGING
if (debug & 128) {
- fprintf(stderr,"0x%x: (%05d) rfree\n",where,an++);
- fprintf(stderr,"0x%x: (%05d) realloc %d bytes\n",ptr,an++,size);
+ fprintf(stderr,"0x%lx: (%05d) rfree\n",(unsigned long)where,an++);
+ fprintf(stderr,"0x%lx: (%05d) realloc %ld bytes\n",(unsigned long)ptr,an++,(long)size);
}
#endif
if (ptr != Nullch)
exit(1);
}
/*NOTREACHED*/
+ return 0;
}
/* safe version of free */
-void
-safefree(where)
-char *where;
+Free_t
+safefree(Malloc_t where)
{
#ifdef DEBUGGING
if (debug & 128)
- fprintf(stderr,"0x%x: (%05d) free\n",where,an++);
+ fprintf(stderr,"0x%lx: (%05d) free\n",(unsigned long)where,an++);
#endif
free(where);
}
/* safe version of string copy */
char *
-safecpy(to,from,len)
-char *to;
-register char *from;
-register int len;
+safecpy(char *to, register char *from, register int len)
{
register char *dest = to;
/* copy a string up to some (non-backslashed) delimiter, if any */
char *
-cpytill(to,from,delim)
-register char *to, *from;
-register int delim;
+cpytill(register char *to, register char *from, register int delim)
{
for (; *from; from++,to++) {
if (*from == '\\') {
char *
-cpy2(to,from,delim)
-register char *to, *from;
-register int delim;
+cpy2(register char *to, register char *from, register int delim)
{
for (; *from; from++,to++) {
if (*from == '\\')
/* return ptr to little string in big string, NULL if not found */
char *
-instr(big, little)
-char *big, *little;
-
+instr(char *big, char *little)
{
register char *t, *s, *x;
/* copy a string to a safe spot */
char *
-savestr(str)
-char *str;
+savestr(char *str)
{
- register char *newaddr = safemalloc((MEM_SIZE)(strlen(str)+1));
+ register char *newaddr = (char *) safemalloc((MEM_SIZE)(strlen(str)+1));
(void)strcpy(newaddr,str);
return newaddr;
/* grow a static string to at least a certain length */
void
-growstr(strptr,curlen,newlen)
-char **strptr;
-int *curlen;
-int newlen;
+growstr(char **strptr, int *curlen, int newlen)
{
if (newlen > *curlen) { /* need more room? */
if (*curlen)
- *strptr = saferealloc(*strptr,(MEM_SIZE)newlen);
+ *strptr = (char *) saferealloc(*strptr,(MEM_SIZE)newlen);
else
- *strptr = safemalloc((MEM_SIZE)newlen);
+ *strptr = (char *) safemalloc((MEM_SIZE)newlen);
*curlen = newlen;
}
}
-/*VARARGS1*/
void
-croak(pat,a1,a2,a3,a4)
-char *pat;
-int a1,a2,a3,a4;
+croak(char *pat,...)
{
+#if defined(HAS_VPRINTF)
+ va_list args;
+
+ va_start(args, pat);
+ vfprintf(stderr,pat,args);
+ va_end(args);
+#else
fprintf(stderr,pat,a1,a2,a3,a4);
+#endif
exit(1);
}
-/*VARARGS1*/
void
-fatal(pat,a1,a2,a3,a4)
-char *pat;
-int a1,a2,a3,a4;
+fatal(char *pat,...)
{
+#if defined(HAS_VPRINTF)
+ va_list args;
+
+ va_start(args, pat);
+ vfprintf(stderr,pat,args);
+ va_end(args);
+#else
fprintf(stderr,pat,a1,a2,a3,a4);
+#endif
exit(1);
}
-/*VARARGS1*/
+#if defined(__APPLE_CC__)
+__private_extern__ /* warn() conflicts with libc */
+#endif
void
-warn(pat,a1,a2,a3,a4)
-char *pat;
-int a1,a2,a3,a4;
+warn(char *pat,...)
{
+#if defined(HAS_VPRINTF)
+ va_list args;
+
+ va_start(args, pat);
+ vfprintf(stderr,pat,args);
+ va_end(args);
+#else
fprintf(stderr,pat,a1,a2,a3,a4);
+#endif
}