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From: Takashi Yano <tyan0@sourceware.org> To: cygwin-cvs@sourceware.org Subject: [newlib-cygwin] Cygwin: path: Make some symlinks to /cygdrive/* work. Date: Wed, 3 Aug 2022 04:41:35 +0000 (GMT) [thread overview] Message-ID: <20220803044135.910F73858C51@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=8b502d863500149f4e86497714f0462e788f2f1e commit 8b502d863500149f4e86497714f0462e788f2f1e Author: Takashi Yano <takashi.yano@nifty.ne.jp> Date: Mon Aug 1 09:02:23 2022 +0900 Cygwin: path: Make some symlinks to /cygdrive/* work. - Previously, some symbolic links to /cygdrive/* (e.g. /cygdrive/C, /cygdrive/./c, /cygdrive//c, etc.) did not work. This patch fixes the issue. Addresses: https://cygwin.com/pipermail/cygwin/2022-July/251994.html Diff: --- winsup/cygwin/path.cc | 6 +++++- winsup/cygwin/release/3.3.6 | 4 ++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc index ea695ed99..b159b56d0 100644 --- a/winsup/cygwin/path.cc +++ b/winsup/cygwin/path.cc @@ -1929,7 +1929,11 @@ symlink_wsl (const char *oldpath, path_conv &win32_newpath) cygdrive prefix is not "/", otherwise suffer random "/mnt" symlinks... */ if (mount_table->cygdrive_len > 1 && path_prefix_p (mount_table->cygdrive, oldpath, - mount_table->cygdrive_len, false)) + mount_table->cygdrive_len, false) + && (strlen (oldpath + mount_table->cygdrive_len - 1) < 2 + || (islower (oldpath[mount_table->cygdrive_len]) + && (oldpath[mount_table->cygdrive_len + 1] == '/' + || oldpath[mount_table->cygdrive_len + 1] == '\0')))) stpcpy (stpcpy (path_buf, "/mnt"), oldpath + mount_table->cygdrive_len - 1); else diff --git a/winsup/cygwin/release/3.3.6 b/winsup/cygwin/release/3.3.6 index 5fb59bf7d..078e6e520 100644 --- a/winsup/cygwin/release/3.3.6 +++ b/winsup/cygwin/release/3.3.6 @@ -31,3 +31,7 @@ Bug Fixes native apps if *.bat or *.cmd is executed directly from cygwin shell. Addresses: https://cygwin.com/pipermail/cygwin/2022-July/251993.html + +- Fix a problem that prevented some symbolic links to /cygdrive/C, + /cygdrive/./c, /cygdrive//c, etc. from working. + Addresses: https://cygwin.com/pipermail/cygwin/2022-July/251994.html
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