From d717f24d8c68081caae2374cf5ea6c4e62c490fc Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Fri, 9 Feb 2018 01:19:07 +0900 Subject: kconfig: add xrealloc() helper We already have xmalloc(), xcalloc(). Add xrealloc() as well to save tedious error handling. Signed-off-by: Masahiro Yamada --- scripts/kconfig/util.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'scripts/kconfig/util.c') diff --git a/scripts/kconfig/util.c b/scripts/kconfig/util.c index 0e76042473cc..138894ef49ea 100644 --- a/scripts/kconfig/util.c +++ b/scripts/kconfig/util.c @@ -104,7 +104,7 @@ void str_append(struct gstr *gs, const char *s) if (s) { l = strlen(gs->s) + strlen(s) + 1; if (l > gs->len) { - gs->s = realloc(gs->s, l); + gs->s = xrealloc(gs->s, l); gs->len = l; } strcat(gs->s, s); @@ -145,3 +145,12 @@ void *xcalloc(size_t nmemb, size_t size) fprintf(stderr, "Out of memory.\n"); exit(1); } + +void *xrealloc(void *p, size_t size) +{ + p = realloc(p, size); + if (p) + return p; + fprintf(stderr, "Out of memory.\n"); + exit(1); +} -- cgit