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Diffstat (limited to 'libc')
-rw-r--r--libc/stdio/open_memstream.c4
-rw-r--r--libc/stdio/vasprintf.c2
2 files changed, 5 insertions, 1 deletions
diff --git a/libc/stdio/open_memstream.c b/libc/stdio/open_memstream.c
index 5400fe441..17ef191cb 100644
--- a/libc/stdio/open_memstream.c
+++ b/libc/stdio/open_memstream.c
@@ -17,6 +17,8 @@
#define COOKIE ((__oms_cookie *) cookie)
+#define MEMSTREAM_BUFSIZ 256
+
typedef struct {
char *buf;
size_t len;
@@ -134,7 +136,7 @@ FILE *open_memstream(char **bufloc, size_t *sizeloc)
register FILE *fp;
if ((cookie = malloc(sizeof(__oms_cookie))) != NULL) {
- if ((cookie->buf = malloc(cookie->len = BUFSIZ)) == NULL) {
+ if ((cookie->buf = malloc(cookie->len = MEMSTREAM_BUFSIZ)) == NULL) {
goto EXIT_cookie;
}
*cookie->buf = 0; /* Set nul terminator for buffer. */
diff --git a/libc/stdio/vasprintf.c b/libc/stdio/vasprintf.c
index a901ee815..fa7926c60 100644
--- a/libc/stdio/vasprintf.c
+++ b/libc/stdio/vasprintf.c
@@ -39,6 +39,8 @@ int vasprintf(char **__restrict buf, const char * __restrict format,
if (rv < 0) {
free(*buf);
*buf = NULL;
+ } else {
+ *buf = realloc(*buf, rv + 1);
}
}