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tools/libtxt/edit.c (text2edit): disentangle confused logic of "e" variable
We used it for the whole list and the current element, which didn't work very well.
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@ -168,8 +168,8 @@ static int parse_coord(struct edit *e, const char *s,
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struct edit *text2edit(const char *s)
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{
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struct edit *e = NULL;
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struct edit **last = &e;
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struct edit *edits = NULL, *e;
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struct edit **last = &edits;
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const char *start;
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int have_text = 0;
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char *end;
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@ -187,12 +187,13 @@ struct edit *text2edit(const char *s)
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if (*s == '\n' && !have_text)
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continue;
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*last = malloc(sizeof(struct edit));
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if (!*last)
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e = malloc(sizeof(struct edit));
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if (!e)
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abort();
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(*last)->type = edit_nl; /* pick something without data */
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(*last)->next = NULL;
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last = &(*last)->next;
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e->type = edit_nl; /* pick something without data */
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e->next = NULL;
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*last = e;
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last = &e->next;
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if (*s == '\n')
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continue;
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@ -238,7 +239,7 @@ struct edit *text2edit(const char *s)
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}
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if (s != start)
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add_string(&last, start, s-start);
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return e;
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return edits;
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fail:
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free_edit(e);
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