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43156, 43157: Need to allow for extra space in gethere().
The point can now increment twice per iteration.
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2 changed files with 10 additions and 3 deletions
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@ -1,3 +1,8 @@
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2018-07-10 Peter Stephenson <p.stephenson@samsung.com>
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* 43156, 43157: Src/exec.c: need to allow for possible
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update of pointer by two in gethere().
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2018-07-09 Peter Stephenson <p.stephenson@samsung.com>
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* users/23531: Src/exec.c, Test/C03traps.ztst: Fix error
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@ -4418,7 +4418,9 @@ gethere(char **strp, int typ)
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while ((c = hgetc()) == '\t' && strip)
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;
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for (;;) {
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if (bptr == buf + bsiz) {
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if (bptr >= buf + bsiz - 2) {
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ptrdiff_t toff = t - buf;
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ptrdiff_t bptroff = bptr - buf;
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char *newbuf = realloc(buf, 2 * bsiz);
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if (!newbuf) {
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/* out of memory */
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@ -4426,8 +4428,8 @@ gethere(char **strp, int typ)
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return NULL;
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}
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buf = newbuf;
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t = buf + bsiz - (bptr - t);
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bptr = buf + bsiz;
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t = buf + toff;
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bptr = buf + bptroff;
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bsiz *= 2;
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}
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if (lexstop || c == '\n')
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