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| author | midipix <writeonce@midipix.org> | 2020-09-13 02:54:00 +0000 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2020-09-13 02:54:00 +0000 |
| commit | 0b404d0ff40eb6eb6315e8d58e809d6adc5f34c8 (patch) | |
| tree | 1c0527e49ab7dc30e050f8db0eeb75196ca7d30e | |
| parent | dee1f2ee445ae769ff1f2ff68e30e776c5e7da75 (diff) | |
| download | slibtool-0b404d0ff40eb6eb6315e8d58e809d6adc5f34c8.tar.bz2 slibtool-0b404d0ff40eb6eb6315e8d58e809d6adc5f34c8.tar.xz | |
slbt_lconf_open(): exit loop upon reaching the top-level root directory.
| -rw-r--r-- | src/internal/slibtool_lconf_impl.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/internal/slibtool_lconf_impl.c b/src/internal/slibtool_lconf_impl.c index 691536d..92aaa20 100644 --- a/src/internal/slibtool_lconf_impl.c +++ b/src/internal/slibtool_lconf_impl.c @@ -40,6 +40,7 @@ static int slbt_lconf_open( int fdparent; struct stat stcwd; struct stat stparent; + ino_t stinode; fdcwd = slbt_driver_fdcwd(dctx); fdlconfdir = fdcwd; @@ -53,6 +54,7 @@ static int slbt_lconf_open( return SLBT_SYSTEM_ERROR(dctx); fdlconf = openat(fdlconfdir,"libtool",O_RDONLY,0); + stinode = stcwd.st_ino; while (fdlconf < 0) { fdparent = openat(fdlconfdir,"../",O_DIRECTORY,0); @@ -72,8 +74,15 @@ static int slbt_lconf_open( dctx,SLBT_ERR_LCONF_OPEN); } + if (stparent.st_ino == stinode) { + close(fdparent); + return SLBT_CUSTOM_ERROR( + dctx,SLBT_ERR_LCONF_OPEN); + } + fdlconfdir = fdparent; fdlconf = openat(fdlconfdir,"libtool",O_RDONLY,0); + stinode = stparent.st_ino; } slbt_lconf_close(fdcwd,fdlconfdir); |