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lib: improve error checking

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This commit is contained in:
Dirk-Jan C. Binnema
2026-03-07 15:50:15 +02:00
committed by Seth Ladygo
parent 45b9722040
commit e6e852b7e0
2 changed files with 9 additions and 4 deletions
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5
lib/mu-maildir.cc
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@ -101,7 +101,8 @@ create_noindex(const std::string& path)
const auto noindexpath{join_paths(path, MU_MAILDIR_NOINDEX_FILE)};
/* note, if the 'close' failed, creation may still have succeeded...*/
int fd = ::creat(noindexpath.c_str(), 0644);
// NO O_EXCL it's fine if it already exists
int fd = ::open(noindexpath.c_str(), O_WRONLY | O_CREAT, 0644);
if (fd < 0 || ::close(fd) != 0)
return Err(Error{Error::Code::File,
"error creating .noindex: {}", g_strerror(errno)});
@ -217,6 +218,7 @@ clear_links(const std::string& path, DIR* dir)
if (!subdir) {
mu_warning("error opening dir {}: {}", fullpath, g_strerror(errno));
res = false;
break;
}
if (!clear_links(fullpath, subdir))
res = false;
@ -321,7 +323,6 @@ Mu::maildir_move_message(const std::string& oldpath,
return Ok(); // nothing to do.
if (!assume_remote) { /* for testing */
if (::rename(oldpath.c_str(), newpath.c_str()) == 0) /* seems it worked; double-check */
return msg_move_verify(oldpath, newpath);
/* LCOV_EXCL_START*/