From 700a60ec573e9cfdbcac3c1c30ee5e94aeddfa6a Mon Sep 17 00:00:00 2001 From: Øyvind Harboe Date: Sat, 21 Nov 2009 23:29:58 +0100 Subject: embedded: reduce stack usage MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Allocate working structures on stack to avoid issues with path lengths + reduce stack usage. Signed-off-by: Øyvind Harboe --- src/helper/configuration.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) (limited to 'src/helper/configuration.c') diff --git a/src/helper/configuration.c b/src/helper/configuration.c index 2ea5da48..007246c5 100644 --- a/src/helper/configuration.c +++ b/src/helper/configuration.c @@ -61,21 +61,23 @@ char *find_file(const char *file) char **search_dirs = script_search_dirs; char *dir; char const *mode="r"; - char full_path[1024]; + char *full_path; /* Check absolute and relative to current working dir first. * This keeps full_path reporting belowing working. */ - snprintf(full_path, 1024, "%s", file); + full_path = alloc_printf("%s", file); fp = fopen(full_path, mode); while (!fp) { + free(full_path); + full_path = NULL; dir = *search_dirs++; if (!dir) break; - snprintf(full_path, 1024, "%s/%s", dir, file); + full_path = alloc_printf("%s/%s", dir, file); fp = fopen(full_path, mode); } @@ -83,8 +85,11 @@ char *find_file(const char *file) { fclose(fp); LOG_DEBUG("found %s", full_path); - return strdup(full_path); + return full_path; } + + free(full_path); + return NULL; } -- cgit v1.2.3