diff options
Diffstat (limited to 'malloc.c')
| -rw-r--r-- | malloc.c | 72 |
1 files changed, 18 insertions, 54 deletions
@@ -1,31 +1,8 @@ -/* $RCSfile: malloc.c,v $$Revision: 4.1 $$Date: 92/08/07 18:24:25 $ +/* malloc.c * - * $Log: malloc.c,v $ - * Revision 4.1 92/08/07 18:24:25 lwall - * - * Revision 4.0.1.4 92/06/08 14:28:38 lwall - * patch20: removed implicit int declarations on functions - * patch20: hash tables now split only if the memory is available to do so - * patch20: realloc(0, size) now does malloc in case library routines call it - * - * Revision 4.0.1.3 91/11/05 17:57:40 lwall - * patch11: safe malloc code now integrated into Perl's malloc when possible - * - * Revision 4.0.1.2 91/06/07 11:20:45 lwall - * patch4: many, many itty-bitty portability fixes - * - * Revision 4.0.1.1 91/04/11 17:48:31 lwall - * patch1: Configure now figures out malloc ptr type - * - * Revision 4.0 91/03/20 01:28:52 lwall - * 4.0 baseline. - * */ #ifndef lint -/*SUPPRESS 592*/ -static char sccsid[] = "@(#)malloc.c 4.3 (Berkeley) 9/16/83"; - #ifdef DEBUGGING #define RCHECK #endif @@ -44,9 +21,6 @@ static char sccsid[] = "@(#)malloc.c 4.3 (Berkeley) 9/16/83"; #include "EXTERN.h" #include "perl.h" -static int findbucket(); -static int morecore(); - /* I don't much care whether these are defined in sys/types.h--LAW */ #define u_char unsigned char @@ -81,6 +55,12 @@ union overhead { #define ov_rmagic ovu.ovu_rmagic }; +#ifdef debug +static void botch _((char *s)); +#endif +static void morecore _((int bucket)); +static int findbucket _((union overhead *freep, int srchlen)); + #define MAGIC 0xff /* magic # on accounting info */ #define RMAGIC 0x55555555 /* magic # on range info */ #ifdef RCHECK @@ -176,21 +156,15 @@ malloc(nbytes) } #ifdef safemalloc -#if !(defined(I286) || defined(atarist)) - DEBUG_m(fprintf(stderr,"0x%x: (%05d) malloc %ld bytes\n",p+1,an++,(long)size)); -#else - DEBUG_m(fprintf(stderr,"0x%lx: (%05d) malloc %ld bytes\n",p+1,an++,(long)size)); -#endif + DEBUG_m(fprintf(stderr,"0x%lx: (%05d) malloc %ld bytes\n", + (unsigned long)(p+1),an++,(long)size)); #endif /* safemalloc */ /* remove from linked list */ #ifdef RCHECK if (*((int*)p) & (sizeof(union overhead) - 1)) -#if !(defined(I286) || defined(atarist)) - fprintf(stderr,"Corrupt malloc ptr 0x%x at 0x%x\n",*((int*)p),p); -#else - fprintf(stderr,"Corrupt malloc ptr 0x%lx at 0x%lx\n",*((int*)p),p); -#endif + fprintf(stderr,"Corrupt malloc ptr 0x%lx at 0x%lx\n", + (unsigned long)*((int*)p),(unsigned long)p); #endif nextf[bucket] = p->ov_next; p->ov_magic = MAGIC; @@ -214,7 +188,7 @@ malloc(nbytes) /* * Allocate more memory to the indicated bucket. */ -static +static void morecore(bucket) register int bucket; { @@ -288,11 +262,7 @@ free(mp) char *cp = (char*)mp; #ifdef safemalloc -#if !(defined(I286) || defined(atarist)) - DEBUG_m(fprintf(stderr,"0x%x: (%05d) free\n",cp,an++)); -#else - DEBUG_m(fprintf(stderr,"0x%lx: (%05d) free\n",cp,an++)); -#endif + DEBUG_m(fprintf(stderr,"0x%lx: (%05d) free\n",(unsigned long)cp,an++)); #endif /* safemalloc */ if (cp == NULL) @@ -425,17 +395,11 @@ realloc(mp, nbytes) #ifdef safemalloc #ifdef DEBUGGING -# if !(defined(I286) || defined(atarist)) - if (debug & 128) { - fprintf(stderr,"0x%x: (%05d) rfree\n",res,an++); - fprintf(stderr,"0x%x: (%05d) realloc %ld bytes\n",res,an++,(long)size); - } -# else - if (debug & 128) { - fprintf(stderr,"0x%lx: (%05d) rfree\n",res,an++); - fprintf(stderr,"0x%lx: (%05d) realloc %ld bytes\n",res,an++,(long)size); - } -# endif + if (debug & 128) { + fprintf(stderr,"0x%lx: (%05d) rfree\n",(unsigned long)res,an++); + fprintf(stderr,"0x%lx: (%05d) realloc %ld bytes\n", + (unsigned long)res,an++,(long)size); + } #endif #endif /* safemalloc */ return ((Malloc_t)res); |