X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=x2p%2Fstr.c;h=7cddccbf504ff34669897ab8dff4435fb8da25c8;hb=4a39fcdeb5ff8d29084cd5cfbaed223de8adf4c1;hp=e9dd34400f0dd715654416ef9d21c31341e03d85;hpb=c296029969658ed2c8d9a223d4b09026463ca970;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/x2p/str.c b/x2p/str.c
index e9dd344..7cddccb 100644
--- a/x2p/str.c
+++ b/x2p/str.c
@@ -1,6 +1,7 @@
 /* $RCSfile: str.c,v $$Revision: 4.1 $$Date: 92/08/07 18:29:26 $
  *
- *    Copyright (c) 1991, Larry Wall
+ *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
+ *    2001, 2002, by Larry Wall and others
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -13,9 +14,7 @@
 #include "util.h"
 
 void
-str_numset(str,num)
-register STR *str;
-double num;
+str_numset(register STR *str, double num)
 {
     str->str_nval = num;
     str->str_pok = 0;		/* invalidate pointer */
@@ -23,8 +22,7 @@ double num;
 }
 
 char *
-str_2ptr(str)
-register STR *str;
+str_2ptr(register STR *str)
 {
     register char *s;
 
@@ -41,14 +39,13 @@ register STR *str;
     str->str_pok = 1;
 #ifdef DEBUGGING
     if (debug & 32)
-	fprintf(stderr,"0x%lx ptr(%s)\n",str,str->str_ptr);
+	fprintf(stderr,"0x%lx ptr(%s)\n",(unsigned long)str,str->str_ptr);
 #endif
     return str->str_ptr;
 }
 
 double
-str_2num(str)
-register STR *str;
+str_2num(register STR *str)
 {
     if (!str)
 	return 0.0;
@@ -59,15 +56,13 @@ register STR *str;
     str->str_nok = 1;
 #ifdef DEBUGGING
     if (debug & 32)
-	fprintf(stderr,"0x%lx num(%g)\n",str,str->str_nval);
+	fprintf(stderr,"0x%lx num(%g)\n",(unsigned long)str,str->str_nval);
 #endif
     return str->str_nval;
 }
 
 void
-str_sset(dstr,sstr)
-STR *dstr;
-register STR *sstr;
+str_sset(STR *dstr, register STR *sstr)
 {
     if (!sstr)
 	str_nset(dstr,No,0);
@@ -80,13 +75,10 @@ register STR *sstr;
 }
 
 void
-str_nset(str,ptr,len)
-register STR *str;
-register char *ptr;
-register int len;
+str_nset(register STR *str, register char *ptr, register int len)
 {
     GROWSTR(&(str->str_ptr), &(str->str_len), len + 1);
-    bcopy(ptr,str->str_ptr,len);
+    memcpy(str->str_ptr,ptr,len);
     str->str_cur = len;
     *(str->str_ptr+str->str_cur) = '\0';
     str->str_nok = 0;		/* invalidate number */
@@ -94,9 +86,7 @@ register int len;
 }
 
 void
-str_set(str,ptr)
-register STR *str;
-register char *ptr;
+str_set(register STR *str, register char *ptr)
 {
     register int len;
 
@@ -104,35 +94,32 @@ register char *ptr;
 	ptr = "";
     len = strlen(ptr);
     GROWSTR(&(str->str_ptr), &(str->str_len), len + 1);
-    bcopy(ptr,str->str_ptr,len+1);
+    memcpy(str->str_ptr,ptr,len+1);
     str->str_cur = len;
     str->str_nok = 0;		/* invalidate number */
     str->str_pok = 1;		/* validate pointer */
 }
 
 void
-str_chop(str,ptr)	/* like set but assuming ptr is in str */
-register STR *str;
-register char *ptr;
+str_chop(register STR *str, register char *ptr)	/* like set but assuming ptr is in str */
+                  
+                   
 {
     if (!(str->str_pok))
 	str_2ptr(str);
     str->str_cur -= (ptr - str->str_ptr);
-    bcopy(ptr,str->str_ptr, str->str_cur + 1);
+    memcpy(str->str_ptr, ptr, str->str_cur + 1);
     str->str_nok = 0;		/* invalidate number */
     str->str_pok = 1;		/* validate pointer */
 }
 
 void
-str_ncat(str,ptr,len)
-register STR *str;
-register char *ptr;
-register int len;
+str_ncat(register STR *str, register char *ptr, register int len)
 {
     if (!(str->str_pok))
 	str_2ptr(str);
     GROWSTR(&(str->str_ptr), &(str->str_len), str->str_cur + len + 1);
-    bcopy(ptr,str->str_ptr+str->str_cur,len);
+    memcpy(str->str_ptr+str->str_cur, ptr, len);
     str->str_cur += len;
     *(str->str_ptr+str->str_cur) = '\0';
     str->str_nok = 0;		/* invalidate number */
@@ -140,9 +127,7 @@ register int len;
 }
 
 void
-str_scat(dstr,sstr)
-STR *dstr;
-register STR *sstr;
+str_scat(STR *dstr, register STR *sstr)
 {
     if (!(sstr->str_pok))
 	str_2ptr(sstr);
@@ -151,9 +136,7 @@ register STR *sstr;
 }
 
 void
-str_cat(str,ptr)
-register STR *str;
-register char *ptr;
+str_cat(register STR *str, register char *ptr)
 {
     register int len;
 
@@ -163,18 +146,14 @@ register char *ptr;
 	str_2ptr(str);
     len = strlen(ptr);
     GROWSTR(&(str->str_ptr), &(str->str_len), str->str_cur + len + 1);
-    bcopy(ptr,str->str_ptr+str->str_cur,len+1);
+    memcpy(str->str_ptr+str->str_cur, ptr, len+1);
     str->str_cur += len;
     str->str_nok = 0;		/* invalidate number */
     str->str_pok = 1;		/* validate pointer */
 }
 
 char *
-str_append_till(str,from,delim,keeplist)
-register STR *str;
-register char *from;
-register int delim;
-char *keeplist;
+str_append_till(register STR *str, register char *from, register int delim, char *keeplist)
 {
     register char *to;
     register int len;
@@ -209,8 +188,7 @@ char *keeplist;
 }
 
 STR *
-str_new(len)
-int len;
+str_new(int len)
 {
     register STR *str;
     
@@ -220,7 +198,7 @@ int len;
     }
     else {
 	str = (STR *) safemalloc(sizeof(STR));
-	bzero((char*)str,sizeof(STR));
+	memset((char*)str,0,sizeof(STR));
     }
     if (len)
 	GROWSTR(&(str->str_ptr), &(str->str_len), len + 1);
@@ -228,9 +206,7 @@ int len;
 }
 
 void
-str_grow(str,len)
-register STR *str;
-int len;
+str_grow(register STR *str, int len)
 {
     if (len && str)
 	GROWSTR(&(str->str_ptr), &(str->str_len), len + 1);
@@ -239,23 +215,20 @@ int len;
 /* make str point to what nstr did */
 
 void
-str_replace(str,nstr)
-register STR *str;
-register STR *nstr;
+str_replace(register STR *str, register STR *nstr)
 {
-    Safefree(str->str_ptr);
+    safefree(str->str_ptr);
     str->str_ptr = nstr->str_ptr;
     str->str_len = nstr->str_len;
     str->str_cur = nstr->str_cur;
     str->str_pok = nstr->str_pok;
-    if (str->str_nok = nstr->str_nok)
+    if ((str->str_nok = nstr->str_nok))
 	str->str_nval = nstr->str_nval;
     safefree((char*)nstr);
 }
 
 void
-str_free(str)
-register STR *str;
+str_free(register STR *str)
 {
     if (!str)
 	return;
@@ -269,8 +242,7 @@ register STR *str;
 }
 
 int
-str_len(str)
-register STR *str;
+str_len(register STR *str)
 {
     if (!str)
 	return 0;
@@ -283,9 +255,7 @@ register STR *str;
 }
 
 char *
-str_gets(str,fp)
-register STR *str;
-register FILE *fp;
+str_gets(register STR *str, register FILE *fp)
 {
 #if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
     /* Here is some breathtakingly efficient cheating */
@@ -297,29 +267,40 @@ register FILE *fp;
     int i;
     int bpx;
 
+#if defined(VMS)
+    /* An ungetc()d char is handled separately from the regular
+     * buffer, so we getc() it back out and stuff it in the buffer.
+     */
+    i = getc(fp);
+    if (i == EOF) return Nullch;
+    *(--((*fp)->_ptr)) = (unsigned char) i;
+    (*fp)->_cnt++;
+#endif
+
     cnt = FILE_cnt(fp);			/* get count into register */
     str->str_nok = 0;			/* invalidate number */
     str->str_pok = 1;			/* validate pointer */
     if (str->str_len <= cnt)		/* make sure we have the room */
 	GROWSTR(&(str->str_ptr), &(str->str_len), cnt+1);
     bp = str->str_ptr;			/* move these two too to registers */
-    ptr = FILE_ptr(fp);
+    ptr = (STDCHAR*)FILE_ptr(fp);
     for (;;) {
 	while (--cnt >= 0) {
-	    if ((*bp++ = *ptr++) == newline)
+	    if ((*bp++ = *ptr++) == newline) {
 		if (bp <= str->str_ptr || bp[-2] != '\\')
 		    goto thats_all_folks;
 		else {
 		    line++;
 		    bp -= 2;
 		}
+	    }
 	}
 	
 	FILE_cnt(fp) = cnt;		/* deregisterize cnt and ptr */
-	FILE_ptr(fp) = ptr;
-	i = _filbuf(fp);		/* get more characters */
+	FILE_ptr(fp) = (void*)ptr; /* LHS STDCHAR* cast non-portable */
+	i = getc(fp);		/* get more characters */
 	cnt = FILE_cnt(fp);
-	ptr = FILE_ptr(fp);		/* reregisterize cnt and ptr */
+	ptr = (STDCHAR*)FILE_ptr(fp);		/* reregisterize cnt and ptr */
 
 	bpx = bp - str->str_ptr;	/* prepare for possible relocation */
 	GROWSTR(&(str->str_ptr), &(str->str_len), str->str_cur + cnt + 1);
@@ -336,7 +317,7 @@ register FILE *fp;
 
 thats_all_folks:
     FILE_cnt(fp) = cnt;			/* put these back or we're in trouble */
-    FILE_ptr(fp) = ptr;
+    FILE_ptr(fp) = (void*)ptr; /* LHS STDCHAR* cast non-portable */
     *bp = '\0';
     str->str_cur = bp - str->str_ptr;	/* set length */
 
@@ -356,8 +337,7 @@ thats_all_folks:
 }
 
 void
-str_inc(str)
-register STR *str;
+str_inc(register STR *str)
 {
     register char *d;
 
@@ -375,7 +355,7 @@ register STR *str;
     }
     for (d = str->str_ptr; *d && *d != '.'; d++) ;
     d--;
-    if (!isdigit(*str->str_ptr) || !isdigit(*d) ) {
+    if (!isDIGIT(*str->str_ptr) || !isDIGIT(*d) ) {
         str_numset(str,atof(str->str_ptr) + 1.0);  /* punt */
 	return;
     }
@@ -393,8 +373,7 @@ register STR *str;
 }
 
 void
-str_dec(str)
-register STR *str;
+str_dec(register STR *str)
 {
     register char *d;
 
@@ -412,7 +391,7 @@ register STR *str;
     }
     for (d = str->str_ptr; *d && *d != '.'; d++) ;
     d--;
-    if (!isdigit(*str->str_ptr) || !isdigit(*d) || (*d == '0' && d == str->str_ptr)) {
+    if (!isDIGIT(*str->str_ptr) || !isDIGIT(*d) || (*d == '0' && d == str->str_ptr)) {
         str_numset(str,atof(str->str_ptr) - 1.0);  /* punt */
 	return;
     }
@@ -426,8 +405,7 @@ register STR *str;
 /* make a string that will exist for the duration of the expression eval */
 
 STR *
-str_mortal(oldstr)
-STR *oldstr;
+str_mortal(STR *oldstr)
 {
     register STR *str = str_new(0);
     static long tmps_size = -1;
@@ -448,8 +426,7 @@ STR *oldstr;
 }
 
 STR *
-str_make(s)
-char *s;
+str_make(char *s)
 {
     register STR *str = str_new(0);
 
@@ -458,8 +435,7 @@ char *s;
 }
 
 STR *
-str_nmake(n)
-double n;
+str_nmake(double n)
 {
     register STR *str = str_new(0);