diff options
Diffstat (limited to 'jam-files/engine/rules.h')
| -rw-r--r-- | jam-files/engine/rules.h | 77 |
1 files changed, 39 insertions, 38 deletions
diff --git a/jam-files/engine/rules.h b/jam-files/engine/rules.h index 823fbd1f5..fe2792f43 100644 --- a/jam-files/engine/rules.h +++ b/jam-files/engine/rules.h @@ -10,20 +10,11 @@ * (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) */ -#ifndef RULES_DWA_20011020_H -#define RULES_DWA_20011020_H - -#include "modules.h" -#include "jam.h" -#include "function.h" - - /* * rules.h - targets, rules, and related information * - * This file describes the structures holding the targets, rules, and - * related information accumulated by interpreting the statements - * of the jam files. + * This file describes the structures holding the targets, rules, and related + * information accumulated by interpreting the statements of the jam files. * * The following are defined: * @@ -33,16 +24,16 @@ * SETTINGS - variables to set when executing a TARGET's ACTIONS. * TARGETS - a chain of TARGETs. * TARGET - an entity (e.g. a file) that can be built. - * - * 04/11/94 (seiwald) - Combined deps & headers into deps[2] in TARGET. - * 04/12/94 (seiwald) - actionlist() now just appends a single action. - * 06/01/94 (seiwald) - new 'actions existing' does existing sources - * 12/20/94 (seiwald) - NOTIME renamed NOTFILE. - * 01/19/95 (seiwald) - split DONTKNOW into CANTFIND/CANTMAKE. - * 02/02/95 (seiwald) - new LEAVES modifier on targets. - * 02/14/95 (seiwald) - new NOUPDATE modifier on targets. */ +#ifndef RULES_DWA_20011020_H +#define RULES_DWA_20011020_H + +#include "function.h" +#include "modules.h" +#include "timestamp.h" + + typedef struct _rule RULE; typedef struct _target TARGET; typedef struct _targets TARGETS; @@ -146,19 +137,18 @@ struct _target /* This flag was added to support a new built-in rule named "FAIL_EXPECTED" used * to indicate that the result of running a given action should be inverted, - * i.e. ok <=> fail. This is useful for launching certain test runs from a - * Jamfile. + * i.e. ok <=> fail. Useful for launching certain test runs from a Jamfile. */ #define T_FLAG_FAIL_EXPECTED 0x0100 /* FAIL_EXPECTED applied */ #define T_FLAG_INTERNAL 0x0200 /* internal INCLUDES node */ -/* Indicates that the target must be a file. This prevents matching non-files, - * like directories, when a target is searched. +/* Indicates that the target must be a file. Prevents matching non-files, like + * directories, when a target is searched. */ #define T_FLAG_ISFILE 0x0400 -#define T_FLAG_PRECIOUS 0x0800 +#define T_FLAG_PRECIOUS 0x0800 char binding; /* how target relates to a real file or * folder @@ -178,8 +168,8 @@ struct _target TARGET * original_target; /* original_target->includes = this */ char rescanned; - time_t time; /* update time */ - time_t leaf; /* update time of leaf sources */ + timestamp time; /* update time */ + timestamp leaf; /* update time of leaf sources */ char fate; /* make0()'s diagnosis */ @@ -188,13 +178,13 @@ struct _target #define T_FATE_STABLE 2 /* target did not need updating */ #define T_FATE_NEWER 3 /* target newer than parent */ - + #define T_FATE_SPOIL 4 /* >= SPOIL rebuilds parents */ #define T_FATE_ISTMP 4 /* unneeded temp target oddly present */ #define T_FATE_BUILD 5 /* >= BUILD rebuilds target */ #define T_FATE_TOUCHED 5 /* manually touched with -t */ -#define T_FATE_REBUILD 6 +#define T_FATE_REBUILD 6 #define T_FATE_MISSING 7 /* is missing, needs updating */ #define T_FATE_NEEDTMP 8 /* missing temp that must be rebuild */ #define T_FATE_OUTDATED 9 /* is out of date, needs updating */ @@ -225,9 +215,17 @@ struct _target int asynccnt; /* child deps outstanding */ TARGETS * parents; /* used by make1() for completion */ + TARGET * scc_root; /* used by make to resolve cyclic includes + */ + TARGET * rescanning; /* used by make0 to mark visited targets + * when rescanning + */ + int depth; /* The depth of the target in the make0 + * stack. + */ char * cmds; /* type-punned command list */ - const char * failed; + char const * failed; }; @@ -236,8 +234,8 @@ void action_free ( ACTION * ); ACTIONS * actionlist ( ACTIONS *, ACTION * ); void freeactions ( ACTIONS * ); SETTINGS * addsettings ( SETTINGS *, int flag, OBJECT * symbol, LIST * value ); -void pushsettings ( struct module_t * module, SETTINGS * ); -void popsettings ( struct module_t * module, SETTINGS * ); +void pushsettings ( module_t *, SETTINGS * ); +void popsettings ( module_t *, SETTINGS * ); SETTINGS * copysettings ( SETTINGS * ); void freesettings ( SETTINGS * ); void actions_refer( rule_actions * ); @@ -253,15 +251,18 @@ void rule_free ( RULE * ); /* Target related functions. */ void bind_explicitly_located_targets(); -TARGET * bindtarget ( OBJECT * target_name ); -TARGET * copytarget ( TARGET const * t ); +TARGET * bindtarget ( OBJECT * const ); void freetargets ( TARGETS * ); -TARGETS * targetchain ( TARGETS * chain, TARGETS * ); -TARGETS * targetentry ( TARGETS * chain, TARGET * ); -void target_include ( TARGET * including, TARGET * included ); -TARGETS * targetlist ( TARGETS * chain, LIST * target_names ); -void touch_target ( OBJECT * t ); +TARGETS * targetchain ( TARGETS *, TARGETS * ); +TARGETS * targetentry ( TARGETS *, TARGET * ); +void target_include ( TARGET * const including, + TARGET * const included ); +void target_include_many ( TARGET * const including, + LIST * const included_names ); +TARGETS * targetlist ( TARGETS *, LIST * target_names ); +void touch_target ( OBJECT * const ); void clear_includes ( TARGET * ); +TARGET * target_scc ( TARGET * ); /* Final module cleanup. */ void rules_done(); |