From 37e65e138f1ba1920c15ad226b61ba8247824d2f Mon Sep 17 00:00:00 2001 From: psmith Date: Sun, 25 Oct 2009 00:26:34 +0000 Subject: [PATCH] Various simple code cleanups. --- commands.c | 10 ++++++---- default.c | 4 ++-- dep.h | 2 +- file.c | 2 +- read.c | 22 ++++++++-------------- variable.c | 54 +++++++++++++++++++++++++++--------------------------- variable.h | 6 ++++++ 7 files changed, 51 insertions(+), 49 deletions(-) diff --git a/commands.c b/commands.c index 19cb7b4..0023ba1 100644 --- a/commands.c +++ b/commands.c @@ -43,20 +43,22 @@ int getpid (); static unsigned long dep_hash_1 (const void *key) { - return_STRING_HASH_1 (dep_name ((struct dep const *) key)); + const struct dep *d = key; + return_STRING_HASH_1 (dep_name (d)); } static unsigned long dep_hash_2 (const void *key) { - return_STRING_HASH_2 (dep_name ((struct dep const *) key)); + const struct dep *d = key; + return_STRING_HASH_2 (dep_name (d)); } static int dep_hash_cmp (const void *x, const void *y) { - struct dep *dx = (struct dep *) x; - struct dep *dy = (struct dep *) y; + const struct dep *dx = x; + const struct dep *dy = y; return strcmp (dep_name (dx), dep_name (dy)); } diff --git a/default.c b/default.c index 2787bf2..fad72ee 100644 --- a/default.c +++ b/default.c @@ -538,14 +538,14 @@ set_default_suffixes (void) suffix_file = enter_file (strcache_add (".SUFFIXES")); if (no_builtin_rules_flag) - define_variable ("SUFFIXES", 8, "", o_default, 0); + define_variable_cname ("SUFFIXES", "", o_default, 0); else { char *p = default_suffixes; suffix_file->deps = enter_prereqs(PARSE_FILE_SEQ (&p, struct dep, '\0', NULL, 0), NULL); - define_variable ("SUFFIXES", 8, default_suffixes, o_default, 0); + define_variable_cname ("SUFFIXES", default_suffixes, o_default, 0); } } diff --git a/dep.h b/dep.h index 1f49313..f25c2d4 100644 --- a/dep.h +++ b/dep.h @@ -88,5 +88,5 @@ struct dep *copy_dep_chain (const struct dep *d); void free_dep_chain (struct dep *d); void free_ns_chain (struct nameseq *n); struct dep *read_all_makefiles (const char **makefiles); -int eval_buffer (char *buffer); +void eval_buffer (char *buffer); int update_goal_chain (struct dep *goals); diff --git a/file.c b/file.c index 9e744b7..e968e40 100644 --- a/file.c +++ b/file.c @@ -758,7 +758,7 @@ snap_deps (void) /* If .POSIX was defined, remove OUTPUT_OPTION to comply. */ /* This needs more work: what if the user sets this in the makefile? if (posix_pedantic) - define_variable (STRING_SIZE_TUPLE("OUTPUT_OPTION"), "", o_default, 1); + define_variable_cname ("OUTPUT_OPTION", "", o_default, 1); */ #endif } diff --git a/read.c b/read.c index 669a09c..cda9a28 100644 --- a/read.c +++ b/read.c @@ -134,7 +134,7 @@ const struct floc *reading_file = 0; static struct dep *read_makefiles = 0; static int eval_makefile (const char *filename, int flags); -static int eval (struct ebuffer *buffer, int flags); +static void eval (struct ebuffer *buffer, int flags); static long readline (struct ebuffer *ebuf); static void do_undefine (char *name, enum variable_origin origin, @@ -174,7 +174,7 @@ read_all_makefiles (const char **makefiles) /* Create *_LIST variables, to hold the makefiles, targets, and variables we will be reading. */ - define_variable ("MAKEFILE_LIST", sizeof ("MAKEFILE_LIST")-1, "", o_file, 0); + define_variable_cname ("MAKEFILE_LIST", "", o_file, 0); DB (DB_BASIC, (_("Reading makefiles...\n"))); @@ -323,7 +323,6 @@ eval_makefile (const char *filename, int flags) const struct floc *curfile; char *expanded = 0; int makefile_errno; - int r; filename = strcache_add (filename); ebuf.floc.filenm = filename; @@ -421,7 +420,7 @@ eval_makefile (const char *filename, int flags) curfile = reading_file; reading_file = &ebuf.floc; - r = eval (&ebuf, !(flags & RM_NO_DEFAULT_GOAL)); + eval (&ebuf, !(flags & RM_NO_DEFAULT_GOAL)); reading_file = curfile; @@ -429,17 +428,17 @@ eval_makefile (const char *filename, int flags) free (ebuf.bufstart); alloca (0); - return r; + + return 1; } -int +void eval_buffer (char *buffer) { struct ebuffer ebuf; struct conditionals *saved; struct conditionals new; const struct floc *curfile; - int r; /* Evaluate the buffer */ @@ -457,14 +456,13 @@ eval_buffer (char *buffer) saved = install_conditionals (&new); - r = eval (&ebuf, 1); + eval (&ebuf, 1); restore_conditionals (saved); reading_file = curfile; alloca (0); - return r; } /* Check LINE to see if it's a variable assignment or undefine. @@ -540,15 +538,13 @@ parse_var_assignment (const char *line, struct vmodifiers *vmod) vmod->assign_v = 1; return (char *)p; } - /* Read file FILENAME as a makefile and add its contents to the data base. SET_DEFAULT is true if we are allowed to set the default goal. */ - -static int +static void eval (struct ebuffer *ebuf, int set_default) { char *collapsed = 0; @@ -1301,8 +1297,6 @@ eval (struct ebuffer *ebuf, int set_default) if (collapsed) free (collapsed); free (commands); - - return 1; } diff --git a/variable.c b/variable.c index 7cee8bd..e47c896 100644 --- a/variable.c +++ b/variable.c @@ -799,7 +799,7 @@ define_automatic_variables (void) char buf[200]; sprintf (buf, "%u", makelevel); - (void) define_variable (MAKELEVEL_NAME, MAKELEVEL_LENGTH, buf, o_env, 0); + define_variable_cname (MAKELEVEL_NAME, buf, o_env, 0); sprintf (buf, "%s%s%s", version_string, @@ -807,7 +807,7 @@ define_automatic_variables (void) ? "" : "-", (remote_description == 0 || remote_description[0] == '\0') ? "" : remote_description); - (void) define_variable ("MAKE_VERSION", 12, buf, o_default, 0); + define_variable_cname ("MAKE_VERSION", buf, o_default, 0); #ifdef __MSDOS__ /* Allow to specify a special shell just for Make, @@ -818,13 +818,13 @@ define_automatic_variables (void) struct variable *mshp = lookup_variable ("MAKESHELL", 9); struct variable *comp = lookup_variable ("COMSPEC", 7); - /* Make $MAKESHELL override $SHELL even if -e is in effect. */ + /* $(MAKESHELL) overrides $(SHELL) even if -e is in effect. */ if (mshp) (void) define_variable (shell_str, shlen, mshp->value, o_env_override, 0); else if (comp) { - /* $COMSPEC shouldn't override $SHELL. */ + /* $(COMSPEC) shouldn't override $(SHELL). */ struct variable *shp = lookup_variable (shell_str, shlen); if (!shp) @@ -883,7 +883,7 @@ define_automatic_variables (void) /* This won't override any definition, but it will provide one if there isn't one there. */ - v = define_variable ("SHELL", 5, default_shell, o_default, 0); + v = define_variable_cname ("SHELL", default_shell, o_default, 0); #ifdef __MSDOS__ v->export = v_export; /* Export always SHELL. */ #endif @@ -903,36 +903,36 @@ define_automatic_variables (void) #endif /* Make sure MAKEFILES gets exported if it is set. */ - v = define_variable ("MAKEFILES", 9, "", o_default, 0); + v = define_variable_cname ("MAKEFILES", "", o_default, 0); v->export = v_ifset; /* Define the magic D and F variables in terms of the automatic variables they are variations of. */ #ifdef VMS - define_variable ("@D", 2, "$(dir $@)", o_automatic, 1); - define_variable ("%D", 2, "$(dir $%)", o_automatic, 1); - define_variable ("*D", 2, "$(dir $*)", o_automatic, 1); - define_variable ("set,NILF) +/* Define a variable with a constant name in the current variable set. */ + +#define define_variable_cname(n,v,o,r) \ + define_variable_in_set((n),(sizeof (n) - 1),(v),(o),(r),\ + current_variable_set_list->set,NILF) + /* Define a variable with a location in the current variable set. */ #define define_variable_loc(n,l,v,o,r,f) \ -- 2.11.4.GIT