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75 lines
2.5 KiB
C
75 lines
2.5 KiB
C
/* This program removes a string
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Copyright (c) 1993-2001, Robert M. Supnik
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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ROBERT M SUPNIK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of Robert M Supnik shall not
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be used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from Robert M Supnik.
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*/
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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int main (int argc, char *argv[])
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{
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int i, rmvlen;
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char *ppos, *fpos, *tpos, *rmv, *ins, oname[256], line[256];
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FILE *ifile, *ofile;
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if ((argc < 4) || (argv[0] == NULL)) {
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printf ("Usage is: strsub s1 s2 file [file...]\n");
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exit (0); }
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rmv = argv[1];
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rmvlen = strlen (rmv);
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ins = argv[2];
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for (i = 3; i < argc; i++) {
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strcpy (oname, argv[i]);
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if (ppos = strrchr (oname, '.')) strcpy (ppos, ".new");
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else strcat (oname, ".new");
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ifile = fopen (argv[i], "r");
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if (ifile == NULL) {
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printf ("Error opening file: %s\n", argv[i]);
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exit (0); }
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ofile = fopen (oname, "w");
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if (ofile == NULL) {
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printf ("Error opening file: %s\n", oname);
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exit (0); }
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printf ("Processing file %s\n", argv[i]);
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while (fgets (line, 255, ifile) != NULL) {
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tpos = strstr (line, rmv);
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if (tpos) {
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*tpos = 0;
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fputs (line, ofile);
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fputs (ins, ofile);
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fpos = tpos + rmvlen;
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fputs (fpos, ofile);
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}
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else fputs (line, ofile);
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}
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fclose (ifile);
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fclose (ofile);
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}
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return 0;
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}
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