Mercurial > hg > octave-nkf > gnulib-hg
changeset 17707:e2fa11403fca
parse-duration: eliminate 68-year duration limit
* lib/parse-duration.c: Include "intprops.h".
(TIME_MAX): Rename to MAX_DURATION and define to
TYPE_MAXIMUM(time_t).
* modules/parse-duration (Depends-on): Add intprops.
Reported by Jonas 'Sortie' Termansen.
author | Jim Meyering <meyering@fb.com> |
---|---|
date | Tue, 17 Jun 2014 08:29:46 -0700 |
parents | c4d4dc68512b |
children | 994f65de77de |
files | ChangeLog lib/parse-duration.c modules/parse-duration |
diffstat | 3 files changed, 17 insertions(+), 3 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,13 @@ +2014-06-11 Bruce Korb <bkorb@gnu.org> + Jim Meyering <meyering@fb.com> + + parse-duration: eliminate 68-year duration limit + * lib/parse-duration.c: Include "intprops.h". + (TIME_MAX): Rename to MAX_DURATION and define to + TYPE_MAXIMUM(time_t). + * modules/parse-duration (Depends-on): Add intprops. + Reported by Jonas 'Sortie' Termansen. + 2014-06-14 Paul Eggert <eggert@cs.ucla.edu> pthread: don't assume AC_CANONICAL_HOST, port better to Solaris, etc.
--- a/lib/parse-duration.c +++ b/lib/parse-duration.c @@ -27,6 +27,8 @@ #include <stdlib.h> #include <string.h> +#include "intprops.h" + #ifndef NUL #define NUL '\0' #endif @@ -51,7 +53,8 @@ #define SEC_PER_MONTH (SEC_PER_DAY * 30) #define SEC_PER_YEAR (SEC_PER_DAY * 365) -#define TIME_MAX 0x7FFFFFFF +#undef MAX_DURATION +#define MAX_DURATION TYPE_MAXIMUM(time_t) /* Wrapper around strtoul that does not require a cast. */ static unsigned long @@ -80,14 +83,14 @@ return BAD_TIME; } - if (val > TIME_MAX / scale) + if (val > MAX_DURATION / scale) { errno = ERANGE; return BAD_TIME; } val *= scale; - if (base > TIME_MAX - val) + if (base > MAX_DURATION - val) { errno = ERANGE; return BAD_TIME;