commit 304ae473cac9e15d5a893d3d95e0479649758bbd Author: Daniel Pinto danielpinto52@gmail.com Date: Sat Oct 3 04:10:52 2020 +0100
Fix %include bug with pattern with */ on glibc < 2.19 #40141
Fix bug where %including a pattern ending in */ would include files and folders (instead of folders only) in versions of glibc < 2.19. --- changes/bug40141 | 4 ++++ src/lib/fs/path.c | 13 ++++++++++++- 2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/changes/bug40141 b/changes/bug40141 new file mode 100644 index 0000000000..a766993b32 --- /dev/null +++ b/changes/bug40141 @@ -0,0 +1,4 @@ + o Minor bugfixes (configuration): + - Fix bug where %including a pattern ending with */ would include files + and folders (instead of folders only) in versions of glibc < 2.19. + Fixes bug 40141; bugfix on 0.4.5.0-alpha-dev. Patch by Daniel Pinto. diff --git a/src/lib/fs/path.c b/src/lib/fs/path.c index 1a15969419..2eef4bded7 100644 --- a/src/lib/fs/path.c +++ b/src/lib/fs/path.c @@ -598,6 +598,12 @@ tor_glob(const char *pattern) return NULL; }
+ // #40141: workaround for bug in glibc < 2.19 where patterns ending in path + // separator match files and folders instead of folders only + size_t pattern_len = strlen(pattern); + bool dir_only = has_glob(pattern) && + pattern_len > 0 && pattern[pattern_len-1] == *PATH_SEPARATOR; + result = smartlist_new(); size_t i; for (i = 0; i < matches.gl_pathc; i++) { @@ -606,7 +612,12 @@ tor_glob(const char *pattern) if (len > 0 && match[len-1] == *PATH_SEPARATOR) { match[len-1] = '\0'; } - smartlist_add(result, match); + + if (!dir_only || (dir_only && is_dir(file_status(match)))) { + smartlist_add(result, match); + } else { + tor_free(match); + } } globfree(&matches); #else