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368aeaf974
* Move empty strsub.c to util/ * r_flags depends on r_cons (yeah, it shouldnt..) - just for tmp fun * Fix some methods and declarations in r_bp and r_core vapis --HG-- rename : libr/cons/strsub.c => libr/util/strsub.c
60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#if 0
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/* XXX buggy gnu code */
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// FROM bash::stringlib
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#define RESIZE_MALLOCED_BUFFER(str,cind,room,csize,sincr) \
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if ((cind) + (room) >= csize) { \
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while ((cind) + (room) >= csize) \
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csize += (sincr); \
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str = realloc (str, csize); \
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}
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/* Replace occurrences of PAT with REP in STRING. If GLOBAL is non-zero,
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replace all occurrences, otherwise replace only the first.
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This returns a new string; the caller should free it. */
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static int strsub_memcmp (char *string, char *pat, int len)
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{
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int res = 0;
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while(len--) {
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if (*pat!='?')
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res += *string - *pat;
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string = string+1;
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pat = pat+1;
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}
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return res;
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}
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const char *strsub (char *string, char *pat, char *rep, int global)
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{
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int patlen, templen, tempsize, repl, i;
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char *temp, *r;
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patlen = strlen (pat);
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for (temp = (char *)NULL, i = templen = tempsize = 0, repl = 1; string[i]; )
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{
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// if (repl && !memcmp(string + i, pat, patlen)) {
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if (repl && !strsub_memcmp(string + i, pat, patlen)) {
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RESIZE_MALLOCED_BUFFER (temp, templen, patlen, tempsize, 4096); //UGLY HACK (patlen * 2));
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if (temp == NULL)
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return NULL;
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for (r = rep; *r; )
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temp[templen++] = *r++;
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i += patlen;
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repl = global != 0;
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} else {
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RESIZE_MALLOCED_BUFFER (temp, templen, 1, tempsize, 4096); // UGLY HACK 16);
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temp[templen++] = string[i++];
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}
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}
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if (temp != NULL)
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temp[templen] = 0;
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return (temp);
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}
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#endif
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