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-rw-r--r--x2p/str.c260
1 files changed, 0 insertions, 260 deletions
diff --git a/x2p/str.c b/x2p/str.c
deleted file mode 100644
index e12e5e9c12..0000000000
--- a/x2p/str.c
+++ /dev/null
@@ -1,260 +0,0 @@
-/* str.c
- *
- * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
- * 2001, 2002, 2005 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.
- */
-
-#include "EXTERN.h"
-#include "a2p.h"
-#include "util.h"
-
-void
-str_numset(STR *str, double num)
-{
- str->str_nval = num;
- str->str_pok = 0; /* invalidate pointer */
- str->str_nok = 1; /* validate number */
-}
-
-char *
-str_2ptr(STR *str)
-{
- char *s;
-
- if (!str)
- return (char *)""; /* probably safe - won't be written to */
- GROWSTR(&(str->str_ptr), &(str->str_len), 24);
- s = str->str_ptr;
- if (str->str_nok) {
- sprintf(s,"%.20g",str->str_nval);
- while (*s) s++;
- }
- *s = '\0';
- str->str_cur = s - str->str_ptr;
- str->str_pok = 1;
-#ifdef DEBUGGING
- if (debug & 32)
- fprintf(stderr,"0x%lx ptr(%s)\n",(unsigned long)str,str->str_ptr);
-#endif
- return str->str_ptr;
-}
-
-void
-str_sset(STR *dstr, STR *sstr)
-{
- if (!sstr)
- str_nset(dstr,No,0);
- else if (sstr->str_nok)
- str_numset(dstr,sstr->str_nval);
- else if (sstr->str_pok)
- str_nset(dstr,sstr->str_ptr,sstr->str_cur);
- else
- str_nset(dstr,"",0);
-}
-
-void
-str_nset(STR *str, const char *ptr, int len)
-{
- GROWSTR(&(str->str_ptr), &(str->str_len), len + 1);
- memcpy(str->str_ptr,ptr,len);
- str->str_cur = len;
- *(str->str_ptr+str->str_cur) = '\0';
- str->str_nok = 0; /* invalidate number */
- str->str_pok = 1; /* validate pointer */
-}
-
-void
-str_set(STR *str, const char *ptr)
-{
- int len;
-
- if (!ptr)
- ptr = "";
- len = strlen(ptr);
- GROWSTR(&(str->str_ptr), &(str->str_len), 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_ncat(STR *str, const char *ptr, int len)
-{
- if (!(str->str_pok))
- str_2ptr(str);
- GROWSTR(&(str->str_ptr), &(str->str_len), str->str_cur + len + 1);
- 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 */
- str->str_pok = 1; /* validate pointer */
-}
-
-void
-str_scat(STR *dstr, STR *sstr)
-{
- if (!(sstr->str_pok))
- str_2ptr(sstr);
- if (sstr)
- str_ncat(dstr,sstr->str_ptr,sstr->str_cur);
-}
-
-void
-str_cat(STR *str, const char *ptr)
-{
- int len;
-
- if (!ptr)
- return;
- if (!(str->str_pok))
- str_2ptr(str);
- len = strlen(ptr);
- GROWSTR(&(str->str_ptr), &(str->str_len), 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 */
-}
-
-STR *
-str_new(int len)
-{
- STR *str;
-
- if (freestrroot) {
- str = freestrroot;
- freestrroot = str->str_link.str_next;
- }
- else {
- str = (STR *) safemalloc(sizeof(STR));
- memset((char*)str,0,sizeof(STR));
- }
- if (len)
- GROWSTR(&(str->str_ptr), &(str->str_len), len + 1);
- return str;
-}
-
-/* make str point to what nstr did */
-
-void
-str_free(STR *str)
-{
- if (!str)
- return;
- if (str->str_len)
- str->str_ptr[0] = '\0';
- str->str_cur = 0;
- str->str_nok = 0;
- str->str_pok = 0;
- str->str_link.str_next = freestrroot;
- freestrroot = str;
-}
-
-int
-str_len(STR *str)
-{
- if (!str)
- return 0;
- if (!(str->str_pok))
- str_2ptr(str);
- if (str->str_len)
- return str->str_cur;
- else
- return 0;
-}
-
-char *
-str_gets(STR *str, FILE *fp)
-{
-#if defined(USE_STDIO_PTR) && defined(STDIO_PTR_LVALUE) && defined(STDIO_CNT_LVALUE)
- /* Here is some breathtakingly efficient cheating */
-
- char *bp; /* we're going to steal some values */
- int cnt; /* from the stdio struct and put EVERYTHING */
- STDCHAR *ptr; /* in the innermost loop into registers */
- char newline = '\n'; /* (assuming at least 6 registers) */
- 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 NULL;
- *(--((*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 = (STDCHAR*)FILE_ptr(fp);
- for (;;) {
- while (--cnt >= 0) {
- if ((*bp++ = *ptr++) == newline) {
- if (bp <= str->str_ptr + 1 || bp[-2] != '\\')
- goto thats_all_folks;
- else {
- line++;
- bp -= 2;
- }
- }
- }
-
- FILE_cnt(fp) = cnt; /* deregisterize cnt and ptr */
- FILE_ptr(fp) = ptr;
- i = getc(fp); /* get more characters */
- cnt = FILE_cnt(fp);
- 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);
- bp = str->str_ptr + bpx; /* reconstitute our pointer */
-
- if (i == newline) { /* all done for now? */
- *bp++ = i;
- goto thats_all_folks;
- }
- else if (i == EOF) /* all done for ever? */
- goto thats_all_folks;
- *bp++ = i; /* now go back to screaming loop */
- }
-
-thats_all_folks:
- FILE_cnt(fp) = cnt; /* put these back or we're in trouble */
- FILE_ptr(fp) = ptr;
- *bp = '\0';
- str->str_cur = bp - str->str_ptr; /* set length */
-
-#else /* USE_STDIO_PTR && STDIO_PTR_LVALUE && STDIO_CNT_LVALUE */
- /* The big, slow, and stupid way */
-
- static char buf[4192];
-
- if (fgets(buf, sizeof buf, fp) != NULL)
- str_set(str, buf);
- else
- str_set(str, No);
-
-#endif /* USE_STDIO_PTR && STDIO_PTR_LVALUE && STDIO_CNT_LVALUE */
-
- return str->str_cur ? str->str_ptr : NULL;
-}
-
-STR *
-str_make(const char *s)
-{
- STR *str = str_new(0);
-
- str_set(str,s);
- return str;
-}
-