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-rw-r--r--filedef.h98
1 files changed, 51 insertions, 47 deletions
diff --git a/filedef.h b/filedef.h
index 0a621b9..f458551 100644
--- a/filedef.h
+++ b/filedef.h
@@ -1,7 +1,5 @@
/* Definition of target file data structures for GNU Make.
-Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
-1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
-2010 Free Software Foundation, Inc.
+Copyright (C) 1988-2013 Free Software Foundation, Inc.
This file is part of GNU Make.
GNU Make is free software; you can redistribute it and/or modify it under the
@@ -19,7 +17,7 @@ this program. If not, see <http://www.gnu.org/licenses/>. */
/* Structure that represents the info on one file
that the makefile says how to make.
- All of these are chained together through `next'. */
+ All of these are chained together through 'next'. */
#include "hash.h"
@@ -28,22 +26,18 @@ struct file
const char *name;
const char *hname; /* Hashed filename */
const char *vpath; /* VPATH/vpath pathname */
- struct dep *deps; /* all dependencies, including duplicates */
- struct commands *cmds; /* Commands to execute for this target. */
- int command_flags; /* Flags OR'd in for cmds; see commands.h. */
- const char *stem; /* Implicit stem, if an implicit
+ struct dep *deps; /* all dependencies, including duplicates */
+ struct commands *cmds; /* Commands to execute for this target. */
+ const char *stem; /* Implicit stem, if an implicit
rule has been used */
- struct dep *also_make; /* Targets that are made by making this. */
- FILE_TIMESTAMP last_mtime; /* File's modtime, if already known. */
- FILE_TIMESTAMP mtime_before_update; /* File's modtime before any updating
- has been performed. */
- struct file *prev; /* Previous entry for same file name;
- used when there are multiple double-colon
- entries for the same file. */
+ struct dep *also_make; /* Targets that are made by making this. */
+ struct file *prev; /* Previous entry for same file name;
+ used when there are multiple double-colon
+ entries for the same file. */
struct file *last; /* Last entry for the same file name. */
/* File that this file was renamed to. After any time that a
- file could be renamed, call `check_renamed' (below). */
+ file could be renamed, call 'check_renamed' (below). */
struct file *renamed;
/* List of variable sets used for this file. */
@@ -61,34 +55,44 @@ struct file
the same file. Otherwise this is null. */
struct file *double_colon;
- short int update_status; /* Status of the last attempt to update,
- or -1 if none has been made. */
-
- enum cmd_state /* State of the commands. */
- { /* Note: It is important that cs_not_started be zero. */
- cs_not_started, /* Not yet started. */
- cs_deps_running, /* Dep commands running. */
- cs_running, /* Commands running. */
- cs_finished /* Commands finished. */
+ FILE_TIMESTAMP last_mtime; /* File's modtime, if already known. */
+ FILE_TIMESTAMP mtime_before_update; /* File's modtime before any updating
+ has been performed. */
+ int command_flags; /* Flags OR'd in for cmds; see commands.h. */
+ enum update_status /* Status of the last attempt to update. */
+ {
+ us_success = 0, /* Successfully updated. Must be 0! */
+ us_none, /* No attempt to update has been made. */
+ us_question, /* Needs to be updated (-q is is set). */
+ us_failed /* Update failed. */
+ } update_status ENUM_BITFIELD (2);
+ enum cmd_state /* State of the commands. */
+ {
+ cs_not_started = 0, /* Not yet started. Must be 0! */
+ cs_deps_running, /* Dep commands running. */
+ cs_running, /* Commands running. */
+ cs_finished /* Commands finished. */
} command_state ENUM_BITFIELD (2);
- unsigned int precious:1; /* Non-0 means don't delete file on quit */
- unsigned int low_resolution_time:1; /* Nonzero if this file's time stamp
- has only one-second resolution. */
+ unsigned int builtin:1; /* True if the file is a builtin rule. */
+ unsigned int precious:1; /* Non-0 means don't delete file on quit */
+ unsigned int loaded:1; /* True if the file is a loaded object. */
+ unsigned int low_resolution_time:1; /* Nonzero if this file's time stamp
+ has only one-second resolution. */
unsigned int tried_implicit:1; /* Nonzero if have searched
- for implicit rule for making
- this file; don't search again. */
- unsigned int updating:1; /* Nonzero while updating deps of this file */
- unsigned int updated:1; /* Nonzero if this file has been remade. */
- unsigned int is_target:1; /* Nonzero if file is described as target. */
- unsigned int cmd_target:1; /* Nonzero if file was given on cmd line. */
- unsigned int phony:1; /* Nonzero if this is a phony file
- i.e., a prerequisite of .PHONY. */
+ for implicit rule for making
+ this file; don't search again. */
+ unsigned int updating:1; /* Nonzero while updating deps of this file */
+ unsigned int updated:1; /* Nonzero if this file has been remade. */
+ unsigned int is_target:1; /* Nonzero if file is described as target. */
+ unsigned int cmd_target:1; /* Nonzero if file was given on cmd line. */
+ unsigned int phony:1; /* Nonzero if this is a phony file
+ i.e., a prerequisite of .PHONY. */
unsigned int intermediate:1;/* Nonzero if this is an intermediate file. */
unsigned int secondary:1; /* Nonzero means remove_intermediates should
not delete it. */
- unsigned int dontcare:1; /* Nonzero if no complaint is to be made if
- this target cannot be remade. */
+ unsigned int dontcare:1; /* Nonzero if no complaint is to be made if
+ this target cannot be remade. */
unsigned int ignore_vpath:1;/* Nonzero if we threw out VPATH name. */
unsigned int pat_searched:1;/* Nonzero if we already searched for
pattern-specific variables. */
@@ -119,7 +123,7 @@ void print_file_data_base (void);
#if FILE_TIMESTAMP_HI_RES
# define FILE_TIMESTAMP_STAT_MODTIME(fname, st) \
- file_timestamp_cons (fname, (st).st_mtime, (st).st_mtim.ST_MTIM_NSEC)
+ file_timestamp_cons (fname, (st).st_mtime, (st).ST_MTIM_NSEC)
#else
# define FILE_TIMESTAMP_STAT_MODTIME(fname, st) \
file_timestamp_cons (fname, (st).st_mtime, 0)
@@ -134,9 +138,9 @@ void print_file_data_base (void);
#define FILE_TIMESTAMP_LO_BITS (FILE_TIMESTAMP_HI_RES ? 30 : 0)
#define FILE_TIMESTAMP_S(ts) (((ts) - ORDINARY_MTIME_MIN) \
- >> FILE_TIMESTAMP_LO_BITS)
+ >> FILE_TIMESTAMP_LO_BITS)
#define FILE_TIMESTAMP_NS(ts) ((int) (((ts) - ORDINARY_MTIME_MIN) \
- & ((1 << FILE_TIMESTAMP_LO_BITS) - 1)))
+ & ((1 << FILE_TIMESTAMP_LO_BITS) - 1)))
/* Upper bound on length of string "YYYY-MM-DD HH:MM:SS.NNNNNNNNN"
representing a file timestamp. The upper bound is not necessarily 19,
@@ -156,7 +160,7 @@ void print_file_data_base (void);
* 302 / 1000) \
+ 1 + 1 + 4 + 25)
-FILE_TIMESTAMP file_timestamp_cons (char const *, time_t, int);
+FILE_TIMESTAMP file_timestamp_cons (char const *, time_t, long int);
FILE_TIMESTAMP file_timestamp_now (int *);
void file_timestamp_sprintf (char *p, FILE_TIMESTAMP ts);
@@ -187,13 +191,13 @@ FILE_TIMESTAMP f_mtime (struct file *file, int search);
/* The smallest and largest ordinary timestamps. */
#define ORDINARY_MTIME_MIN (OLD_MTIME + 1)
#define ORDINARY_MTIME_MAX ((FILE_TIMESTAMP_S (NEW_MTIME) \
- << FILE_TIMESTAMP_LO_BITS) \
- + ORDINARY_MTIME_MIN + FILE_TIMESTAMPS_PER_S - 1)
+ << FILE_TIMESTAMP_LO_BITS) \
+ + ORDINARY_MTIME_MIN + FILE_TIMESTAMPS_PER_S - 1)
-/* Modtime value to use for `infinitely new'. We used to get the current time
- from the system and use that whenever we wanted `new'. But that causes
+/* Modtime value to use for 'infinitely new'. We used to get the current time
+ from the system and use that whenever we wanted 'new'. But that causes
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'
+ 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 (FILE_TIMESTAMP)