Convert miniperl sources to ANSI C. Several passes of

GNU C's 'protoize' plus a few hand edits.
Will compile miniperl with gcc -x c++ (i.e. treat .c a C++ files)
Does not link seems gcc's C++ does not define a symbol for
   const char foo[] = "....";
i.e. with empty [].

p4raw-id: //depot/ansiperl@194

1 files changed, 47 insertions, 115 deletions

diff --git a/util.c b/util.c
index 0d33863411..d40f927ae9 100644
--- a/util.c
+++ b/util.c
@@ -282,13 +282,7 @@ xstat()
 /* copy a string up to some (non-backslashed) delimiter, if any */
 
 char *
-delimcpy(to, toend, from, fromend, delim, retlen)
-register char *to;
-register char *toend;
-register char *from;
-register char *fromend;
-register int delim;
-I32 *retlen;
+delimcpy(register char *to, register char *toend, register char *from, register char *fromend, register int delim, I32 *retlen)
 {
     register I32 tolen;
     for (tolen = 0; from < fromend; from++, tolen++) {
@@ -317,9 +311,7 @@ I32 *retlen;
 /* This routine was donated by Corey Satten. */
 
 char *
-instr(big, little)
-register char *big;
-register char *little;
+instr(register char *big, register char *little)
 {
     register char *s, *x;
     register I32 first;
@@ -349,11 +341,7 @@ register char *little;
 /* same as instr but allow embedded nulls */
 
 char *
-ninstr(big, bigend, little, lend)
-register char *big;
-register char *bigend;
-char *little;
-char *lend;
+ninstr(register char *big, register char *bigend, char *little, char *lend)
 {
     register char *s, *x;
     register I32 first = *little;
@@ -382,11 +370,7 @@ char *lend;
 /* reverse of the above--find last substring */
 
 char *
-rninstr(big, bigend, little, lend)
-register char *big;
-char *bigend;
-char *little;
-char *lend;
+rninstr(register char *big, char *bigend, char *little, char *lend)
 {
     register char *bigbeg;
     register char *s, *x;
@@ -416,8 +400,7 @@ char *lend;
  * Set up for a new ctype locale.
  */
 void
-perl_new_ctype(newctype)
-    char *newctype;
+perl_new_ctype(char *newctype)
 {
 #ifdef USE_LOCALE_CTYPE
 
@@ -439,8 +422,7 @@ perl_new_ctype(newctype)
  * Set up for a new collation locale.
  */
 void
-perl_new_collate(newcoll)
-    char *newcoll;
+perl_new_collate(char *newcoll)
 {
 #ifdef USE_LOCALE_COLLATE
 
@@ -484,8 +466,7 @@ perl_new_collate(newcoll)
  * Set up for a new numeric locale.
  */
 void
-perl_new_numeric(newnum)
-    char *newnum;
+perl_new_numeric(char *newnum)
 {
 #ifdef USE_LOCALE_NUMERIC
 
@@ -510,7 +491,7 @@ perl_new_numeric(newnum)
 }
 
 void
-perl_set_numeric_standard()
+perl_set_numeric_standard(void)
 {
 #ifdef USE_LOCALE_NUMERIC
 
@@ -524,7 +505,7 @@ perl_set_numeric_standard()
 }
 
 void
-perl_set_numeric_local()
+perl_set_numeric_local(void)
 {
 #ifdef USE_LOCALE_NUMERIC
 
@@ -542,8 +523,7 @@ perl_set_numeric_local()
  * Initialize locale awareness.
  */
 int
-perl_init_i18nl10n(printwarn)	
-    int printwarn;
+perl_init_i18nl10n(int printwarn)
 {
     int ok = 1;
     /* returns
@@ -772,8 +752,7 @@ perl_init_i18nl10n(printwarn)
 
 /* Backwards compatibility. */
 int
-perl_init_i18nl14n(printwarn)	
-    int printwarn;
+perl_init_i18nl14n(int printwarn)
 {
     return perl_init_i18nl10n(printwarn);
 }
@@ -788,10 +767,7 @@ perl_init_i18nl14n(printwarn)
  * Please see sv_collxfrm() to see how this is used.
  */
 char *
-mem_collxfrm(s, len, xlen)
-     const char *s;
-     STRLEN len;
-     STRLEN *xlen;
+mem_collxfrm(const char *s, STRLEN len, STRLEN *xlen)
 {
     char *xbuf;
     STRLEN xalloc, xin, xout;
@@ -841,8 +817,7 @@ mem_collxfrm(s, len, xlen)
 #endif /* USE_LOCALE_COLLATE */
 
 void
-fbm_compile(sv)
-SV *sv;
+fbm_compile(SV *sv)
 {
     register unsigned char *s;
     register unsigned char *table;
@@ -883,10 +858,7 @@ SV *sv;
 }
 
 char *
-fbm_instr(big, bigend, littlestr)
-unsigned char *big;
-register unsigned char *bigend;
-SV *littlestr;
+fbm_instr(unsigned char *big, register unsigned char *bigend, SV *littlestr)
 {
     register unsigned char *s;
     register I32 tmp;
@@ -959,9 +931,7 @@ SV *littlestr;
 }
 
 char *
-screaminstr(bigstr, littlestr)
-SV *bigstr;
-SV *littlestr;
+screaminstr(SV *bigstr, SV *littlestr)
 {
     register unsigned char *s, *x;
     register unsigned char *big;
@@ -1020,9 +990,7 @@ SV *littlestr;
 }
 
 I32
-ibcmp(s1, s2, len)
-char *s1, *s2;
-register I32 len;
+ibcmp(char *s1, char *s2, register I32 len)
 {
     register U8 *a = (U8 *)s1;
     register U8 *b = (U8 *)s2;
@@ -1035,9 +1003,7 @@ register I32 len;
 }
 
 I32
-ibcmp_locale(s1, s2, len)
-char *s1, *s2;
-register I32 len;
+ibcmp_locale(char *s1, char *s2, register I32 len)
 {
     register U8 *a = (U8 *)s1;
     register U8 *b = (U8 *)s2;
@@ -1052,8 +1018,7 @@ register I32 len;
 /* copy a string to a safe spot */
 
 char *
-savepv(sv)
-char *sv;
+savepv(char *sv)
 {
     register char *newaddr;
 
@@ -1065,9 +1030,7 @@ char *sv;
 /* same thing but with a known length */
 
 char *
-savepvn(sv, len)
-char *sv;
-register I32 len;
+savepvn(char *sv, register I32 len)
 {
     register char *newaddr;
 
@@ -1080,7 +1043,7 @@ register I32 len;
 /* the SV for form() and mess() is not kept in an arena */
 
 static SV *
-mess_alloc()
+mess_alloc(void)
 {
     SV *sv;
     XPVMG *any;
@@ -1119,9 +1082,7 @@ form(pat, va_alist)
 }
 
 char *
-mess(pat, args)
-    const char *pat;
-    va_list *args;
+mess(const char *pat, va_list *args)
 {
     SV *sv;
     static char dgd[] = " during global destruction.\n";
@@ -1350,8 +1311,7 @@ warn(pat,va_alist)
 #ifndef VMS  /* VMS' my_setenv() is in VMS.c */
 #ifndef WIN32
 void
-my_setenv(nam,val)
-char *nam, *val;
+my_setenv(char *nam, char *val)
 {
     register I32 i=setenv_getix(nam);		/* where does it go? */
 
@@ -1465,8 +1425,7 @@ char *nam, *val;
 #endif /* WIN32 */
 
 I32
-setenv_getix(nam)
-char *nam;
+setenv_getix(char *nam)
 {
     register I32 i, len = strlen(nam);
 
@@ -1754,12 +1713,10 @@ VTOH(vtohl,long)
     /* VMS' my_popen() is in VMS.c, same with OS/2. */
 #if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS)
 PerlIO *
-my_popen(cmd,mode)
-char	*cmd;
-char	*mode;
+my_popen(char *cmd, char *mode)
 {
     int p[2];
-    register I32 this, that;
+    register I32 This, that;
     register I32 pid;
     SV *sv;
     I32 doexec = strNE(cmd,"-");
@@ -1771,15 +1728,15 @@ char	*mode;
 #endif 
     if (pipe(p) < 0)
 	return Nullfp;
-    this = (*mode == 'w');
-    that = !this;
+    This = (*mode == 'w');
+    that = !This;
     if (doexec && tainting) {
 	taint_env();
 	taint_proper("Insecure %s%s", "EXEC");
     }
     while ((pid = (doexec?vfork():fork())) < 0) {
 	if (errno != EAGAIN) {
-	    close(p[this]);
+	    close(p[This]);
 	    if (!doexec)
 		croak("Can't fork");
 	    return Nullfp;
@@ -1790,7 +1747,7 @@ char	*mode;
 	GV* tmpgv;
 
 #define THIS that
-#define THAT this
+#define THAT This
 	close(p[THAT]);
 	if (p[THIS] != (*mode == 'r')) {
 	    dup2(p[THIS], *mode == 'r');
@@ -1820,16 +1777,16 @@ char	*mode;
     }
     do_execfree();	/* free any memory malloced by child on vfork */
     close(p[that]);
-    if (p[that] < p[this]) {
-	dup2(p[this], p[that]);
-	close(p[this]);
-	p[this] = p[that];
+    if (p[that] < p[This]) {
+	dup2(p[This], p[that]);
+	close(p[This]);
+	p[This] = p[that];
     }
-    sv = *av_fetch(fdpid,p[this],TRUE);
+    sv = *av_fetch(fdpid,p[This],TRUE);
     (void)SvUPGRADE(sv,SVt_IV);
     SvIVX(sv) = pid;
     forkprocess = pid;
-    return PerlIO_fdopen(p[this], mode);
+    return PerlIO_fdopen(p[This], mode);
 }
 #else
 #if defined(atarist) || defined(DJGPP)
@@ -1903,9 +1860,7 @@ int newfd;
 #ifdef HAS_SIGACTION
 
 Sighandler_t
-rsignal(signo, handler)
-int signo;
-Sighandler_t handler;
+rsignal(int signo, Sighandler_t handler)
 {
     struct sigaction act, oact;
 
@@ -1922,8 +1877,7 @@ Sighandler_t handler;
 }
 
 Sighandler_t
-rsignal_state(signo)
-int signo;
+rsignal_state(int signo)
 {
     struct sigaction oact;
 
@@ -1934,10 +1888,7 @@ int signo;
 }
 
 int
-rsignal_save(signo, handler, save)
-int signo;
-Sighandler_t handler;
-Sigsave_t *save;
+rsignal_save(int signo, Sighandler_t handler, Sigsave_t *save)
 {
     struct sigaction act;
 
@@ -1951,9 +1902,7 @@ Sigsave_t *save;
 }
 
 int
-rsignal_restore(signo, save)
-int signo;
-Sigsave_t *save;
+rsignal_restore(int signo, Sigsave_t *save)
 {
     return sigaction(signo, save, (struct sigaction *)NULL);
 }
@@ -2015,8 +1964,7 @@ Sigsave_t *save;
     /* VMS' my_pclose() is in VMS.c; same with OS/2 */
 #if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS)
 I32
-my_pclose(ptr)
-PerlIO *ptr;
+my_pclose(FILE *ptr)
 {
     Sigsave_t hstat, istat, qstat;
     int status;
@@ -2065,10 +2013,7 @@ PerlIO *ptr;
 
 #if  !defined(DOSISH) || defined(OS2)
 I32
-wait4pid(pid,statusp,flags)
-int pid;
-int *statusp;
-int flags;
+wait4pid(int pid, int *statusp, int flags)
 {
     SV *sv;
     SV** svp;
@@ -2128,9 +2073,7 @@ int flags;
 
 void
 /*SUPPRESS 590*/
-pidgone(pid,status)
-int pid;
-int status;
+pidgone(int pid, int status)
 {
     register SV *sv;
     char spid[TYPE_CHARS(int)];
@@ -2163,11 +2106,7 @@ PerlIO *ptr;
 #endif
 
 void
-repeatcpy(to,from,len,count)
-register char *to;
-register char *from;
-I32 len;
-register I32 count;
+repeatcpy(register char *to, register char *from, I32 len, register I32 count)
 {
     register I32 todo;
     register char *frombase = from;
@@ -2301,10 +2240,7 @@ char *b;
 #endif /* !HAS_RENAME */
 
 UV
-scan_oct(start, len, retlen)
-char *start;
-I32 len;
-I32 *retlen;
+scan_oct(char *start, I32 len, I32 *retlen)
 {
     register char *s = start;
     register UV retval = 0;
@@ -2326,10 +2262,7 @@ I32 *retlen;
 }
 
 UV
-scan_hex(start, len, retlen)
-char *start;
-I32 len;
-I32 *retlen;
+scan_hex(char *start, I32 len, I32 *retlen)
 {
     register char *s = start;
     register UV retval = 0;
@@ -2441,8 +2374,7 @@ getTHR _((void))
 #endif /* OLD_PTHREADS_API */
 
 MAGIC *
-condpair_magic(sv)
-SV *sv;
+condpair_magic(SV *sv)
 {
     MAGIC *mg;
     
@@ -2487,7 +2419,7 @@ SV *sv;
  * Needed for SunOS with Sun's 'acc' for example.
  */
 double 
-Perl_huge()
+Perl_huge(void)
 {
  return HUGE_VAL;
 }