Mercurial > hg-stable
changeset 28854:ddef14468952
chg: add fchdirx as a utility function
As part of the series to support long socket paths, we need to use fchdir and
check its result in several places. Make it a utility function.
| author | Jun Wu <quark@fb.com> |
|---|---|
| date | Sun, 10 Apr 2016 03:14:32 +0100 |
| parents | d11548b4ae45 |
| children | f5764e177bbe |
| files | contrib/chg/util.c contrib/chg/util.h |
| diffstat | 2 files changed, 8 insertions(+), 0 deletions(-) [+] |
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--- a/contrib/chg/util.c Sun Apr 10 22:58:11 2016 +0100 +++ b/contrib/chg/util.c Sun Apr 10 03:14:32 2016 +0100 @@ -84,6 +84,13 @@ va_end(args); } +void fchdirx(int dirfd) +{ + int r = fchdir(dirfd); + if (r == -1) + abortmsgerrno("failed to fchdir"); +} + void *mallocx(size_t size) { void *result = malloc(size);
--- a/contrib/chg/util.h Sun Apr 10 22:58:11 2016 +0100 +++ b/contrib/chg/util.h Sun Apr 10 03:14:32 2016 +0100 @@ -23,6 +23,7 @@ void enabledebugmsg(void); void debugmsg(const char *fmt, ...) PRINTF_FORMAT_; +void fchdirx(int dirfd); void *mallocx(size_t size); void *reallocx(void *ptr, size_t size);