* jvspec.c (lang_specific_driver): Recognize -MF and -MT.
* lang-specs.h: Added %{MA}, %{MF*}, %{MT*}.
* lang-options.h: Added -MA, -MT, -MF..
* lang.c (lang_decode_option): Recognize -MA, -MT, -MF.
(DEPEND_TARGET_SET): New macro.
(DEPEND_FILE_ALREADY_SET): Likewise.
(init_parse): Handle new flags.
* jcf.h (jcf_dependency_print_dummies): Declare.
* Make-lang.in (s-java): Added mkdeps.o.
* Makefile.in (BACKEND): Added mkdeps.o.
(../gcjh$(exeext)): Added mkdeps.o.
(../jcf-dump$(exeext)): Added mkdeps.o.
* jcf-depend.c: Include mkdeps.h.
(struct entry, dependencies, targets, MAX_OUTPUT_COLUMNS,
add_entry): Removed.
(jcf_dependency_reset): Rewrote.
(dependencies): New global.
(jcf_dependency_set_target): Rewrote.
(jcf_dependency_add_target): Likewise.
(jcf_dependency_add_file): Likewise.
(munge): Removed.
(print_ents): Removed.
(jcf_dependency_write): Rewrote.
(print_dummies): New global.
(jcf_dependency_print_dummies): New function
(jcf_dependency_write): Call deps_dummy_targets if required.
From-SVN: r36981
+2000-10-16 Tom Tromey <tromey@cygnus.com>
+
+ * jvspec.c (lang_specific_driver): Recognize -MF and -MT.
+ * lang-specs.h: Added %{MA}, %{MF*}, %{MT*}.
+ * lang-options.h: Added -MA, -MT, -MF..
+ * lang.c (lang_decode_option): Recognize -MA, -MT, -MF.
+ (DEPEND_TARGET_SET): New macro.
+ (DEPEND_FILE_ALREADY_SET): Likewise.
+ (init_parse): Handle new flags.
+ * jcf.h (jcf_dependency_print_dummies): Declare.
+ * Make-lang.in (s-java): Added mkdeps.o.
+ * Makefile.in (BACKEND): Added mkdeps.o.
+ (../gcjh$(exeext)): Added mkdeps.o.
+ (../jcf-dump$(exeext)): Added mkdeps.o.
+ * jcf-depend.c: Include mkdeps.h.
+ (struct entry, dependencies, targets, MAX_OUTPUT_COLUMNS,
+ add_entry): Removed.
+ (jcf_dependency_reset): Rewrote.
+ (dependencies): New global.
+ (jcf_dependency_set_target): Rewrote.
+ (jcf_dependency_add_target): Likewise.
+ (jcf_dependency_add_file): Likewise.
+ (munge): Removed.
+ (print_ents): Removed.
+ (jcf_dependency_write): Rewrote.
+ (print_dummies): New global.
+ (jcf_dependency_print_dummies): New function
+ (jcf_dependency_write): Call deps_dummy_targets if required.
+
+2000-10-12 Tom Tromey <tromey@cygnus.com>
+
+ * lex.c (java_new_lexer): Initialize new fields.
+ (java_read_char): Swap bytes if required.
+ * lex.h (java_lexer): New fields read_anything and byte_swap.
+ Made out_buffer unsigned.
+
2000-10-18 Alexandre Petit-Bianco <apbianco@cygnus.com>
* gjavah.c (add_class_decl): Removed unused variables `tname',
jc1$(exeext) gcjh$(exeext) jv-scan$(exeext) jcf-dump$(exeext): s-java
-s-java: $(P) $(JAVA_SRCS) $(LIBDEPS) $(BACKEND) \
+s-java: $(P) $(JAVA_SRCS) $(LIBDEPS) $(BACKEND) mkdeps.o \
$(GCJH_SOURCES) $(LIBDEPS) $(TREE_H) \
$(JV_SCAN_SOURCES) $(BACKEND) $(LIBDEPS) \
$(JCF_DUMP_SOURCES)
JAVA_OBJS_LITE = parse-scan.o jv-scan.o
# Language-independent object files.
-BACKEND = ../toplev.o ../libbackend.a
+BACKEND = ../toplev.o ../mkdeps.o ../libbackend.a
compiler: ../jc1$(exeext) ../jv-scan$(exeext)
../jc1$(exeext): $(P) $(JAVA_OBJS) $(BACKEND) $(LIBDEPS)
$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(JAVA_OBJS_LITE) ../version.o $(LIBS)
../jcf-dump$(exeext): jcf-dump.o jcf-io.o jcf-depend.o jcf-path.o \
- zextract.o ../version.o $(LIBDEPS)
+ zextract.o ../version.o ../mkdeps.o $(LIBDEPS)
$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ jcf-dump.o jcf-io.o \
- jcf-depend.o jcf-path.o zextract.o ../errors.o ../version.o $(LIBS)
+ jcf-depend.o jcf-path.o zextract.o ../errors.o ../version.o \
+ ../mkdeps.o $(LIBS)
# Dependencies here must be kept in sync with dependencies in Make-lang.in.
../jvgenmain$(exeext): jvgenmain.o mangle.o $(LIBDEPS)
$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ jvgenmain.o mangle.o $(LIBS)
../gcjh$(exeext): gjavah.o jcf-io.o jcf-depend.o jcf-path.o \
- zextract.o ../version.o $(LIBDEPS)
+ zextract.o ../version.o ../mkdeps.o $(LIBDEPS)
$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ gjavah.o jcf-io.o \
- jcf-depend.o jcf-path.o zextract.o ../errors.o ../version.o $(LIBS)
+ jcf-depend.o jcf-path.o zextract.o ../errors.o ../version.o \
+ ../mkdeps.o $(LIBS)
Makefile: $(srcdir)/Makefile.in $(srcdir)/../configure
cd ..; $(SHELL) config.status
#include "config.h"
#include "system.h"
+#include "mkdeps.h"
#include <assert.h>
\f
-/* We keep a linked list of all the files we've already read. */
-struct entry
-{
- char *file;
- struct entry *next;
-};
-
-static void free_entry PARAMS ((struct entry **));
-static void add_entry PARAMS ((struct entry **, const char *));
-static const char *munge PARAMS ((const char *));
-static int print_ents PARAMS ((struct entry *, int));
-
-/* List of files. */
-static struct entry *dependencies = NULL;
-
-/* Name of targets. We support multiple targets when writing .class
- files. */
-static struct entry *targets = NULL;
-
-/* Number of columns in output. */
-#define MAX_OUTPUT_COLUMNS 72
+/* The dependency structure used for this invocation. */
+struct deps *dependencies;
/* The output file, or NULL if we aren't doing dependency tracking. */
static FILE *dep_out = NULL;
/* Nonzero if system files should be added. */
static int system_files;
-\f
-
-/* Helper to free an entry list. */
-static void
-free_entry (entp)
- struct entry **entp;
-{
- struct entry *ent, *next;
-
- for (ent = *entp; ent != NULL; ent = next)
- {
- next = ent->next;
- free (ent->file);
- free (ent);
- }
- *entp = NULL;
-}
-
-/* Helper to add to the end of the entry list. */
-static void
-add_entry (entp, name)
- struct entry **entp;
- const char *name;
-{
- struct entry *ent, *last;
-
- for (last = ent = *entp; ent != NULL; last = ent, ent = ent->next)
- if (! strcmp (ent->file, name))
- return;
-
- ent = (struct entry *) xmalloc (sizeof (struct entry));
- ent->file = xstrdup (name);
- ent->next = NULL;
+/* Nonzero if we are dumping out dummy dependencies. */
+static int print_dummies;
- if (last == NULL)
- {
- /* This is only true the first time through, when the entry list
- is empty. */
- *entp = ent;
- }
- else
- last->next = ent;
-}
+\f
/* Call this to reset the dependency module. This is required if
multiple dependency files are being generated from a single tool
- invocation. */
+ invocation. FIXME: we should change our API or just completely use
+ the one in mkdeps.h. */
void
jcf_dependency_reset ()
{
- free_entry (&dependencies);
- free_entry (&targets);
-
if (dep_out != NULL)
{
if (dep_out != stdout)
fclose (dep_out);
dep_out = NULL;
}
+
+ if (dependencies != NULL)
+ {
+ deps_free (dependencies);
+ dependencies = NULL;
+ }
}
void
jcf_dependency_set_target (name)
const char *name;
{
- free_entry (&targets);
- if (name != NULL)
- add_entry (&targets, name);
+ /* We just handle this the same as an `add_target'. */
+ if (dependencies != NULL && name != NULL)
+ deps_add_target (dependencies, name);
}
void
jcf_dependency_add_target (name)
const char *name;
{
- add_entry (&targets, name);
+ if (dependencies != NULL)
+ deps_add_target (dependencies, name);
}
void
const char *filename;
int system_p;
{
+ if (! dependencies)
+ return;
+
/* Just omit system files. */
if (system_p && ! system_files)
return;
- add_entry (&dependencies, filename);
+ deps_add_dep (dependencies, filename);
}
void
jcf_dependency_init (system_p)
int system_p;
{
+ assert (! dependencies);
system_files = system_p;
+ dependencies = deps_init ();
}
-/* FIXME: this is taken almost directly from cccp.c. Such duplication
- is bad. */
-static const char *
-munge (filename)
- const char *filename;
-{
- static char *buffer = NULL;
- static int buflen = 0;
-
- int len = 2 * strlen (filename) + 1;
- const char *p;
- char *dst;
-
- if (buflen < len)
- {
- buflen = len;
- buffer = xrealloc (buffer, buflen);
- }
-
- dst = buffer;
- for (p = filename; *p; ++p)
- {
- switch (*p)
- {
- case ' ':
- case '\t':
- {
- /* GNU make uses a weird quoting scheme for white space.
- A space or tab preceded by 2N+1 backslashes represents
- N backslashes followed by space; a space or tab
- preceded by 2N backslashes represents N backslashes at
- the end of a file name; and backslashes in other
- contexts should not be doubled. */
- const char *q;
- for (q = p - 1; filename < q && q[-1] == '\\'; q--)
- *dst++ = '\\';
- }
- *dst++ = '\\';
- goto ordinary_char;
-
- case '$':
- *dst++ = '$';
- /* Fall through. This can mishandle things like "$(" but
- there's no easy fix. */
- default:
- ordinary_char:
- /* This can mishandle characters in the string "\0\n%*?[\\~";
- exactly which chars are mishandled depends on the `make' version.
- We know of no portable solution for this;
- even GNU make 3.76.1 doesn't solve the problem entirely.
- (Also, '\0' is mishandled due to our calling conventions.) */
- *dst++ = *p;
- break;
- }
- }
-
- *dst++ = '\0';
- return buffer;
-}
-
-/* Helper to print list of files. */
-static int
-print_ents (ent, column)
- struct entry *ent;
- int column;
+void
+jcf_dependency_print_dummies ()
{
- int first = 1;
-
- for (; ent != NULL; ent = ent->next)
- {
- const char *depname = munge (ent->file);
- int len = strlen (depname);
-
- if (column + len + 2 > MAX_OUTPUT_COLUMNS)
- {
- fprintf (dep_out, " \\\n ");
- column = 1;
- }
-
- if (! first)
- fputs (" ", dep_out);
- fputs (depname, dep_out);
- first = 0;
- column += len + 1;
- }
-
- return column;
+ print_dummies = 1;
}
void
jcf_dependency_write ()
{
- int column = 0;
-
if (! dep_out)
return;
- assert (targets);
- column = print_ents (targets, 0);
- fputs (" : ", dep_out);
+ assert (dependencies);
- print_ents (dependencies, column);
- fputs ("\n", dep_out);
+ deps_write (dependencies, dep_out, 72);
+ if (print_dummies)
+ deps_dummy_targets (dependencies, dep_out);
fflush (dep_out);
}
extern void jcf_dependency_add_file PARAMS ((const char *, int));
extern void jcf_dependency_write PARAMS ((void));
extern void jcf_dependency_init PARAMS ((int));
+extern void jcf_dependency_print_dummies PARAMS ((void));
/* Declarations for path handling code. */
extern void jcf_path_init PARAMS ((void));
saw_g = 1;
else if (argv[i][1] == 'O')
saw_O = 1;
- else if (((argv[i][2] == '\0'
- && (char *)strchr ("bBVDUoeTuIYmLiA", argv[i][1]) != NULL)
- || strcmp (argv[i], "-Tdata") == 0))
+ else if ((argv[i][2] == '\0'
+ && (char *)strchr ("bBVDUoeTuIYmLiA", argv[i][1]) != NULL)
+ || strcmp (argv[i], "-Tdata") == 0
+ || strcmp (argv[i], "-MT") == 0
+ || strcmp (argv[i], "-MF") == 0)
{
if (strcmp (argv[i], "-o") == 0)
saw_o = 1;
{ "-MMD", "Print dependencies to FILE.d" },
{ "-M", "Print dependencies to stdout" },
{ "-MM", "Print dependencies to stdout" },
+ { "-MA", "Print dummy rules for included files" },
+ { "-MF", "Print dependencies to FILE" },
+ { "-MT", "Use TARGET as name of target in dependency file" },
#endif /* ! USE_CPPLIB */
{ "--classpath", "Set class path and suppress system path" },
{ "--CLASSPATH", "Set class path" },
{"@java",
"%{fjni:%{femit-class-files:%e-fjni and -femit-class-files are incompatible}}\
%{fjni:%{femit-class-file:%e-fjni and -femit-class-file are incompatible}}\
- %{!E:jc1 %i %(jc1) %(cc1_options) %{+e*} %{I*} %{MD} %{MMD} %{M} %{MM}\
+ %{!E:jc1 %i %(jc1) %(cc1_options) %{+e*} %{I*}\
+ %{MD} %{MMD} %{M} %{MM} %{MA} %{MT*} %{MF*}\
%{!fsyntax-only:%(invoke_as)}}"},
/* Flag values for DEPENDENCY_TRACKING. */
#define DEPEND_SET_FILE 1
#define DEPEND_ENABLE 2
+#define DEPEND_TARGET_SET 4
+#define DEPEND_FILE_ALREADY_SET 8
/*
* process java-specific compiler command-line options
dependency_tracking |= DEPEND_ENABLE;
return 1;
}
+ else if (strcmp (p, "-MA") == 0)
+ {
+ jcf_dependency_print_dummies ();
+ return 1;
+ }
+ else if (strcmp (p, "-MT") == 0)
+ {
+ jcf_dependency_set_target (argv[1]);
+ dependency_tracking |= DEPEND_TARGET_SET;
+ return 2;
+ }
+ else if (strcmp (p, "-MF") == 0)
+ {
+ jcf_dependency_set_dep_file (argv[1]);
+ dependency_tracking |= DEPEND_FILE_ALREADY_SET;
+ return 2;
+ }
return 0;
}
if (dependency_tracking)
{
char *dot;
- dot = strrchr (filename, '.');
- if (dot == NULL)
- error ("couldn't determine target name for dependency tracking");
- else
+
+ /* If the target is set and the output filename is set, then
+ there's no processing to do here. Otherwise we must
+ compute one or the other. */
+ if (! ((dependency_tracking & DEPEND_TARGET_SET)
+ && (dependency_tracking & DEPEND_FILE_ALREADY_SET)))
{
- char *buf = (char *) xmalloc (dot - filename +
- 3 + sizeof (OBJECT_SUFFIX));
- strncpy (buf, filename, dot - filename);
-
- /* If emitting class files, we might have multiple
- targets. The class generation code takes care of
- registering them. Otherwise we compute the target
- name here. */
- if (flag_emit_class_files)
- jcf_dependency_set_target (NULL);
+ dot = strrchr (filename, '.');
+ if (dot == NULL)
+ error ("couldn't determine target name for dependency tracking");
else
{
- strcpy (buf + (dot - filename), OBJECT_SUFFIX);
- jcf_dependency_set_target (buf);
- }
-
- if ((dependency_tracking & DEPEND_SET_FILE))
- {
- strcpy (buf + (dot - filename), ".d");
- jcf_dependency_set_dep_file (buf);
+ char *buf = (char *) xmalloc (dot - filename +
+ 3 + sizeof (OBJECT_SUFFIX));
+ strncpy (buf, filename, dot - filename);
+
+ /* If emitting class files, we might have multiple
+ targets. The class generation code takes care of
+ registering them. Otherwise we compute the
+ target name here. */
+ if ((dependency_tracking & DEPEND_TARGET_SET))
+ ; /* Nothing. */
+ else if (flag_emit_class_files)
+ jcf_dependency_set_target (NULL);
+ else
+ {
+ strcpy (buf + (dot - filename), OBJECT_SUFFIX);
+ jcf_dependency_set_target (buf);
+ }
+
+ if ((dependency_tracking & DEPEND_FILE_ALREADY_SET))
+ ; /* Nothing. */
+ else if ((dependency_tracking & DEPEND_SET_FILE))
+ {
+ strcpy (buf + (dot - filename), ".d");
+ jcf_dependency_set_dep_file (buf);
+ }
+ else
+ jcf_dependency_set_dep_file ("-");
+
+ free (buf);
}
- else
- jcf_dependency_set_dep_file ("-");
-
- free (buf);
}
}
}