Mercurial > hg > octave-lyh > gnulib-hg
changeset 6915:85faf7df624e
* cycle-check.h (CYCLE_CHECK_REFLECT_CHDIR_UP): Abort if this
macro is used before the first cycle_check call.
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Tue, 04 Jul 2006 05:59:05 +0000 |
parents | ca3b46b1eab7 |
children | db0082829637 |
files | lib/ChangeLog lib/cycle-check.h |
diffstat | 2 files changed, 8 insertions(+), 0 deletions(-) [+] |
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line diff
--- a/lib/ChangeLog +++ b/lib/ChangeLog @@ -1,3 +1,8 @@ +2006-07-03 Jim Meyering <jim@meyering.net> + + * cycle-check.h (CYCLE_CHECK_REFLECT_CHDIR_UP): Abort if this + macro is used before the first cycle_check call. + 2006-07-03 Paul Eggert <eggert@cs.ucla.edu> * stdint_.h: Include <sys/types.h> after @FULL_PATH_STDINT_H@, for
--- a/lib/cycle-check.h +++ b/lib/cycle-check.h @@ -45,6 +45,9 @@ # define CYCLE_CHECK_REFLECT_CHDIR_UP(State, SB_dir, SB_subdir) \ do \ { \ + /* You must call cycle_check at least once before using this macro. */ \ + if ((State)->chdir_counter == 0) \ + abort (); \ if (SAME_INODE ((State)->dev_ino, SB_subdir)) \ { \ (State)->dev_ino.st_dev = (SB_dir).st_dev; \