mirror of https://github.com/BOINC/boinc.git
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
// The contents of this file are subject to the Mozilla Public License
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// Version 1.0 (the "License"); you may not use this file except in
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// compliance with the License. You may obtain a copy of the License at
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// http://www.mozilla.org/MPL/
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//
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// Software distributed under the License is distributed on an "AS IS"
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// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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// License for the specific language governing rights and limitations
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// under the License.
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//
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// The Original Code is the Berkeley Open Infrastructure for Network Computing.
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//
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// The Initial Developer of the Original Code is the SETI@home project.
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// Portions created by the SETI@home project are Copyright (C) 2002
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// University of California at Berkeley. All Rights Reserved.
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//
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// Contributor(s):
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//
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// concat file1 ... filen outfile
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//
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// concatenate files, write to outfile
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#include <stdio.h>
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void file_append(FILE* in, FILE* out) {
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char buf[1024];
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int n;
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while (1) {
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n = fread(buf, 1, 1024, in);
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if (n == 0) break;
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fwrite(buf, 1, n, out);
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}
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}
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int main(int argc, char** argv) {
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FILE* in, *out;
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int i;
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fprintf(stderr, "APP: concat: starting, argc %d\n", argc);
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for (i=0; i<argc; i++) {
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fprintf(stderr, "APP: concat: argv[%d] is %s\n", i, argv[i]);
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}
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out = fopen(argv[argc-1], "w");
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if (!out) {
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fprintf(stderr, "APP: concat: can't open out file %s\n", argv[argc-1]);
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exit(1);
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}
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for (i=1; i<argc-1; i++) {
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in = fopen(argv[i], "r");
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if (!in) {
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fprintf(stderr, "APP: concat: can't open in file %s\n", argv[i]);
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exit(1);
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}
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file_append(in, out);
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fclose(in);
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}
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fclose(out);
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fprintf(stderr, "APP: concat: done\n");
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}
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