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embedded: reduce stack usage

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Allocate working structures on stack to avoid issues with
path lengths + reduce stack usage.

Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
This commit is contained in:
Øyvind Harboe
2009-11-21 23:29:58 +01:00
parent 964c3639e2
commit 700a60ec57
1 changed files with 9 additions and 4 deletions
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13
src/helper/configuration.c
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@@ -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;
}