sbase

suckless unix tools
git clone git://git.2f30.org/sbase.git
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commit 6a86755fee8b7879f10aeb43b29d35c839a624b2
parent e9d6735a9d15f42507f03533b5c00869fdc3aba7
Author: Robert Ransom <rransom.8774@gmail.com>
Date:   Mon May 21 20:27:03 +0000

sort: Expand linebuf.lines by more than one pointer-size at a time
Diffstat:
sort.c | 5+++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/sort.c b/sort.c @@ -15,8 +15,9 @@ static bool uflag = false; struct linebuf { char **lines; long nlines; + long capacity; }; -#define EMPTY_LINEBUF {NULL, 0,} +#define EMPTY_LINEBUF {NULL, 0, 0,} static struct linebuf linebuf = EMPTY_LINEBUF; static void getlines(FILE *, struct linebuf *); @@ -62,7 +63,7 @@ getlines(FILE *fp, struct linebuf *b) size_t size = 0; while(afgets(&line, &size, fp)) { - if(!(b->lines = realloc(b->lines, ++b->nlines * sizeof *b->lines))) + if(++b->nlines > b->capacity && !(b->lines = realloc(b->lines, (b->capacity+=512) * sizeof *b->lines))) eprintf("realloc:"); if(!(b->lines[b->nlines-1] = malloc(strlen(line)+1))) eprintf("malloc:");