diff options
Diffstat (limited to 'filedef.h')
| -rw-r--r-- | filedef.h | 13 |
1 files changed, 9 insertions, 4 deletions
@@ -1,5 +1,5 @@ /* Definition of target file data structures for GNU Make. -Copyright (C) 1988, 89, 90, 91, 92, 93, 94, 97 Free Software Foundation, Inc. +Copyright (C) 1988,89,90,91,92,93,94,97 Free Software Foundation, Inc. This file is part of GNU Make. GNU Make is free software; you can redistribute it and/or modify @@ -112,9 +112,14 @@ extern time_t f_mtime (); trouble when the machine running make and the machine holding a file have different ideas about what time it is; and can also lose for `force' targets, which need to be considered newer than anything that depends on - them, even if said dependents' modtimes are in the future. */ -#define NEW_MTIME INTEGER_TYPE_MAXIMUM (time_t) - + them, even if said dependents' modtimes are in the future. + + If time_t is unsigned, its maximum value is the same as "(time_t) -1", + so use one less than that, because -1 is used for non-existing files. */ +#define NEW_MTIME \ + (INTEGER_TYPE_SIGNED (time_t) \ + ? INTEGER_TYPE_MAXIMUM (time_t) \ + : (INTEGER_TYPE_MAXIMUM (time_t) - 1)) #define check_renamed(file) \ while ((file)->renamed != 0) (file) = (file)->renamed /* No ; here. */ |