Imported Upstream version 4.0upstream/4.0sandbox/kevinthierry/upstream

1 files changed, 64 insertions, 48 deletions

diff --git a/default.c b/default.c
index 4d6d984..47b7dd3 100644
--- a/default.c
+++ b/default.c
@@ -1,7 +1,5 @@
 /* Data base of default implicit rules 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
@@ -16,7 +14,10 @@ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
 You should have received a copy of the GNU General Public License along with
 this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#include "make.h"
+#include "makeint.h"
+
+#include <assert.h>
+
 #include "filedef.h"
 #include "variable.h"
 #include "rule.h"
@@ -32,8 +33,8 @@ this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 
 /* This is the default list of suffixes for suffix rules.
-   `.s' must come last, so that a `.o' file will be made from
-   a `.c' or `.p' or ... file rather than from a .s file.  */
+   '.s' must come last, so that a '.o' file will be made from
+   a '.c' or '.p' or ... file rather than from a .s file.  */
 
 static char default_suffixes[]
 #ifdef VMS
@@ -53,23 +54,23 @@ static char default_suffixes[]
 static struct pspec default_pattern_rules[] =
   {
     { "(%)", "%",
-	"$(AR) $(ARFLAGS) $@ $<" },
+        "$(AR) $(ARFLAGS) $@ $<" },
 
     /* The X.out rules are only in BSD's default set because
-       BSD Make has no null-suffix rules, so `foo.out' and
-       `foo' are the same thing.  */
+       BSD Make has no null-suffix rules, so 'foo.out' and
+       'foo' are the same thing.  */
 #ifdef VMS
     { "%.exe", "%",
         "copy $< $@" },
 #else
     { "%.out", "%",
-	"@rm -f $@ \n cp $< $@" },
+        "@rm -f $@ \n cp $< $@" },
 #endif
     /* Syntax is "ctangle foo.w foo.ch foo.c".  */
     { "%.c", "%.w %.ch",
-	"$(CTANGLE) $^ $@" },
+        "$(CTANGLE) $^ $@" },
     { "%.tex", "%.w %.ch",
-	"$(CWEAVE) $^ $@" },
+        "$(CWEAVE) $^ $@" },
 
     { 0, 0, 0 }
   };
@@ -88,21 +89,21 @@ static struct pspec default_terminal_rules[] =
         "if f$$search($@) .nes. \"\" then +$(CHECKOUT,v)" },
 
     /* SCCS.  */
-	/* ain't no SCCS on vms */
+        /* ain't no SCCS on vms */
 #else
     /* RCS.  */
     { "%", "%,v",
-	"$(CHECKOUT,v)" },
+        "$(CHECKOUT,v)" },
     { "%", "RCS/%,v",
-	"$(CHECKOUT,v)" },
+        "$(CHECKOUT,v)" },
     { "%", "RCS/%",
-	"$(CHECKOUT,v)" },
+        "$(CHECKOUT,v)" },
 
     /* SCCS.  */
     { "%", "s.%",
-	"$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
+        "$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
     { "%", "SCCS/s.%",
-	"$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
+        "$(GET) $(GFLAGS) $(SCCS_OUTPUT_OPTION) $<" },
 #endif /* !VMS */
     { 0, 0, 0 }
   };
@@ -293,13 +294,13 @@ static char *default_suffix_rules[] =
     "$(TEXI2DVI) $(TEXI2DVI_FLAGS) $<",
 
     ".w.c",
-    "$(CTANGLE) $< - $@",	/* The `-' says there is no `.ch' file.  */
+    "$(CTANGLE) $< - $@",       /* The '-' says there is no '.ch' file.  */
 
     ".web.p",
     "$(TANGLE) $<",
 
     ".w.tex",
-    "$(CWEAVE) $< - $@",	/* The `-' says there is no `.ch' file.  */
+    "$(CWEAVE) $< - $@",        /* The '-' says there is no '.ch' file.  */
 
     ".web.tex",
     "$(WEAVE) $<",
@@ -401,7 +402,7 @@ static const char *default_variables[] =
 #ifdef GCC_IS_NATIVE
     "CC", "gcc",
 # ifdef __MSDOS__
-    "CXX", "gpp",	/* g++ is an invalid name on MSDOS */
+    "CXX", "gpp",       /* g++ is an invalid name on MSDOS */
 # else
     "CXX", "gcc",
 # endif /* __MSDOS__ */
@@ -419,17 +420,17 @@ static const char *default_variables[] =
     "COFLAGS", "",
 
     "CPP", "$(CC) -E",
-#ifdef	CRAY
+#ifdef  CRAY
     "CF77PPFLAGS", "-P",
     "CF77PP", "/lib/cpp",
     "CFT", "cft77",
     "CF", "cf77",
     "FC", "$(CF)",
-#else	/* Not CRAY.  */
-#ifdef	_IBMR2
+#else   /* Not CRAY.  */
+#ifdef  _IBMR2
     "FC", "xlf",
 #else
-#ifdef	__convex__
+#ifdef  __convex__
     "FC", "fc",
 #else
     "FC", "f77",
@@ -439,7 +440,7 @@ static const char *default_variables[] =
        However, there is no way to make implicit rules use them and FC.  */
     "F77", "$(FC)",
     "F77FLAGS", "$(FFLAGS)",
-#endif	/* Cray.  */
+#endif  /* Cray.  */
     "GET", SCCS_GET,
     "LD", "ld",
 #ifdef GCC_IS_NATIVE
@@ -449,20 +450,20 @@ static const char *default_variables[] =
 #endif
     "LINT", "lint",
     "M2C", "m2c",
-#ifdef	pyr
+#ifdef  pyr
     "PC", "pascal",
 #else
-#ifdef	CRAY
+#ifdef  CRAY
     "PC", "PASCAL",
     "SEGLDR", "segldr",
 #else
     "PC", "pc",
-#endif	/* CRAY.  */
-#endif	/* pyr.  */
+#endif  /* CRAY.  */
+#endif  /* pyr.  */
 #ifdef GCC_IS_NATIVE
     "YACC", "bison -y",
 #else
-    "YACC", "yacc",	/* Or "bison -y"  */
+    "YACC", "yacc",     /* Or "bison -y"  */
 #endif
     "MAKEINFO", "makeinfo",
     "TEX", "tex",
@@ -508,25 +509,27 @@ static const char *default_variables[] =
     "PREPROCESS.r", "$(FC) $(FFLAGS) $(RFLAGS) $(TARGET_ARCH) -F",
     "LINT.c", "$(LINT) $(LINTFLAGS) $(CPPFLAGS) $(TARGET_ARCH)",
 
-#ifndef	NO_MINUS_C_MINUS_O
+#ifndef NO_MINUS_C_MINUS_O
     "OUTPUT_OPTION", "-o $@",
 #endif
 
-#ifdef	SCCS_GET_MINUS_G
+#ifdef  SCCS_GET_MINUS_G
     "SCCS_OUTPUT_OPTION", "-G$@",
 #endif
 
-#ifdef _AMIGA
+#if defined(_AMIGA)
     ".LIBPATTERNS", "%.lib",
-#else
-#ifdef __MSDOS__
+#elif defined(__MSDOS__)
     ".LIBPATTERNS", "lib%.a $(DJDIR)/lib/lib%.a",
+#elif defined(__APPLE__)
+    ".LIBPATTERNS", "lib%.dylib lib%.a",
 #else
     ".LIBPATTERNS", "lib%.so lib%.a",
 #endif
-#endif
 
 #endif /* !VMS */
+    /* Make this assignment to avoid undefined variable warnings.  */
+    "GNUMAKEFLAGS", "",
     0, 0
   };
 
@@ -536,15 +539,19 @@ void
 set_default_suffixes (void)
 {
   suffix_file = enter_file (strcache_add (".SUFFIXES"));
+  suffix_file->builtin = 1;
 
   if (no_builtin_rules_flag)
     define_variable_cname ("SUFFIXES", "", o_default, 0);
   else
     {
+      struct dep *d;
       char *p = default_suffixes;
-      suffix_file->deps = enter_prereqs(PARSE_FILE_SEQ (&p, struct dep, '\0',
-                                                        NULL, 0),
-                                        NULL);
+      suffix_file->deps = enter_prereqs (PARSE_SIMPLE_SEQ (&p, struct dep),
+                                         NULL);
+      for (d = suffix_file->deps; d; d = d->next)
+        d->file->builtin = 1;
+
       define_variable_cname ("SUFFIXES", default_suffixes, o_default, 0);
     }
 }
@@ -565,14 +572,14 @@ install_default_suffix_rules (void)
   for (s = default_suffix_rules; *s != 0; s += 2)
     {
       struct file *f = enter_file (strcache_add (s[0]));
-      /* Don't clobber cmds given in a makefile if there were any.  */
-      if (f->cmds == 0)
-	{
-	  f->cmds = xmalloc (sizeof (struct commands));
-	  f->cmds->fileinfo.filenm = 0;
-	  f->cmds->commands = s[1];
-	  f->cmds->command_lines = 0;
-	}
+      /* This function should run before any makefile is parsed.  */
+      assert (f->cmds == 0);
+      f->cmds = xmalloc (sizeof (struct commands));
+      f->cmds->fileinfo.filenm = 0;
+      f->cmds->commands = s[1];
+      f->cmds->command_lines = 0;
+      f->cmds->recipe_prefix = RECIPEPREFIX_DEFAULT;
+      f->builtin = 1;
     }
 }
 
@@ -605,3 +612,12 @@ define_default_variables (void)
   for (s = default_variables; *s != 0; s += 2)
     define_variable (s[0], strlen (s[0]), s[1], o_default, 1);
 }
+
+void
+undefine_default_variables (void)
+{
+  const char **s;
+
+  for (s = default_variables; *s != 0; s += 2)
+    undefine_variable_global (s[0], strlen (s[0]), o_default);
+}