mirror of
https://github.com/golang/go
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61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
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/*
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Copyright © 2009 The Go Authors. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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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 THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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char*
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Brdstr(Biobuf *bp, int delim, int nulldelim)
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{
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char *p, *q, *nq;
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int n, linelen;
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q = nil;
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n = 0;
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for(;;) {
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p = Brdline(bp, delim);
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linelen = Blinelen(bp);
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if(n == 0 && linelen == 0)
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return nil;
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nq = realloc(q, n+linelen+1);
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if(nq == nil) {
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free(q);
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return nil;
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}
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q = nq;
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if(p != nil) {
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memmove(q+n, p, linelen);
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n += linelen;
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if(nulldelim)
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q[n-1] = '\0';
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break;
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}
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if(linelen == 0)
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break;
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Bread(bp, q+n, linelen);
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n += linelen;
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}
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q[n] = '\0';
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return q;
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}
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