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-rw-r--r--erts/Makefile12
-rw-r--r--erts/configure.in4
-rw-r--r--erts/doc/src/erl.xml7
-rw-r--r--erts/etc/common/erlexec.c105
-rw-r--r--erts/etc/unix/Makefile4
-rw-r--r--erts/start_scripts/Makefile2
6 files changed, 58 insertions, 76 deletions
diff --git a/erts/Makefile b/erts/Makefile
index e9928b6b47..12d2ec57a8 100644
--- a/erts/Makefile
+++ b/erts/Makefile
@@ -40,8 +40,8 @@ all: $(FLAVORS)
docs:
$(V_at)( cd doc/src && $(MAKE) $@ )
-.PHONY: debug opt clean
-debug opt clean:
+.PHONY: debug opt lcnt clean
+debug opt lcnt clean:
$(V_at)for d in emulator $(ERTSDIRS); do \
if test -d $$d; then \
( cd $$d && $(MAKE) $@ FLAVOR=$(FLAVOR) ) || exit $$? ; \
@@ -56,7 +56,9 @@ debug opt clean:
.PHONY: $(FLAVORS)
$(FLAVORS):
- $(V_at)( $(MAKE) opt FLAVOR=$@ )
+ $(V_at)for type in $(TYPES); do \
+ ( $(MAKE) $$type FLAVOR=$@ ); \
+ done
# Make erl script and erlc in $(ERL_TOP)/bin which runs the compiled version
# Note that erlc is not a script and requires extra handling on cygwin.
@@ -128,7 +130,9 @@ makefiles:
.PHONY: release
release:
$(V_at)for f in $(FLAVORS); do \
- ( cd emulator && $(MAKE) release FLAVOR=$$f ) \
+ for t in $(TYPES); do \
+ ( cd emulator && $(MAKE) release FLAVOR=$$f TYPE=$$t ) \
+ done \
done
$(V_at)for d in $(ERTSDIRS) $(XINSTDIRS); do \
if test -d $$d; then \
diff --git a/erts/configure.in b/erts/configure.in
index c82ebaa74c..830e3d7776 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -1002,6 +1002,7 @@ else
fi
FLAVORS=
+TYPES=opt
ERTS_BUILD_SMP_EMU=$enable_smp_support
AC_MSG_CHECKING(whether an emulator with smp support should be built)
case $ERTS_BUILD_SMP_EMU in
@@ -1210,6 +1211,7 @@ esac
AC_SUBST(ERTS_BUILD_PLAIN_EMU)
AC_SUBST(FLAVORS)
+AC_SUBST(TYPES)
case "$ERTS_BUILD_PLAIN_EMU-$ERTS_BUILD_SMP_EMU" in
no-no)
@@ -1365,7 +1367,7 @@ else
AC_MSG_CHECKING(whether lock counters should be enabled)
AC_MSG_RESULT($enable_lock_count)
if test "x$enable_lock_count" != "xno"; then
- EMU_THR_DEFS="$EMU_THR_DEFS -DERTS_ENABLE_LOCK_COUNT"
+ TYPES="$TYPES lcnt"
fi
case $host_os in
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml
index 6046e94599..e1aa5ce76e 100644
--- a/erts/doc/src/erl.xml
+++ b/erts/doc/src/erl.xml
@@ -239,6 +239,13 @@
<item>
<p>Useful for debugging. Prints the arguments sent to the emulator.</p>
</item>
+ <tag><c><![CDATA[-emu_type Type]]></c></tag>
+ <item>
+ <p>Start an emulator of a different type. For example, to start
+ the lock-counter emualator, use <c>-emu_type lcnt</c>. (The emulator
+ must already be built. Use the <c>configure</c> option
+ <c>--enable-lock-counter</c> to build the lock-counter emulator.)</p>
+ </item>
<tag><c><![CDATA[-env Variable Value]]></c></tag>
<item>
<p>Sets the host OS environment variable <c><![CDATA[Variable]]></c> to
diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c
index f73c4ef1ca..70520eea15 100644
--- a/erts/etc/common/erlexec.c
+++ b/erts/etc/common/erlexec.c
@@ -184,17 +184,6 @@ static char *plusz_val_switches[] = {
#endif
#define SMP_SUFFIX ".smp"
-#define DEBUG_SUFFIX ".debug"
-#define EMU_TYPE_SUFFIX_LENGTH strlen(DEBUG_SUFFIX)
-
-/*
- * Define flags for different memory architectures.
- */
-#define EMU_TYPE_SMP 0x0001
-
-#ifdef __WIN32__
-#define EMU_TYPE_DEBUG 0x0004
-#endif
void usage(const char *switchname);
static void usage_format(char *format, ...);
@@ -221,7 +210,7 @@ static void *erealloc(void *p, size_t size);
static void efree(void *p);
static char* strsave(char* string);
static int is_one_of_strings(char *str, char *strs[]);
-static char *write_str(char *to, char *from);
+static char *write_str(char *to, const char *from);
static void get_home(void);
static void add_epmd_port(void);
#ifdef __WIN32__
@@ -255,9 +244,8 @@ static int verbose = 0; /* If non-zero, print some extra information. */
static int start_detached = 0; /* If non-zero, the emulator should be
* started detached (in the background).
*/
-static int emu_type = 0; /* If non-zero, start beam.ARCH or beam.ARCH.exe
- * instead of beam or beam.exe, where ARCH is defined by flags. */
-static int emu_type_passed = 0; /* Types explicitly set */
+static int start_smp_emu = 0; /* Start the smp emulator. */
+static const char* emu_type = 0; /* Type of emulator (lcnt, valgrind, etc) */
#ifdef __WIN32__
static char *start_emulator_program = NULL; /* For detachec mode -
@@ -352,11 +340,11 @@ free_env_val(char *value)
}
/*
- * Add the architecture suffix to the program name if needed,
- * except on Windows, where we insert it just before ".DLL".
+ * Add the type and architecture suffix to the program name if needed.
+ * On Windows, we insert it just before ".DLL".
*/
static char*
-add_extra_suffixes(char *prog, int type)
+add_extra_suffixes(char *prog)
{
char *res;
char *p;
@@ -366,16 +354,10 @@ add_extra_suffixes(char *prog, int type)
int dll = 0;
#endif
- if (!type) {
- return prog;
- }
-
len = strlen(prog);
- /* Worst-case allocation */
- p = emalloc(len +
- EMU_TYPE_SUFFIX_LENGTH +
- + 1);
+ /* Allocate enough extra space for suffixes */
+ p = emalloc(len + 100);
res = p;
p = write_str(p, prog);
@@ -392,13 +374,11 @@ add_extra_suffixes(char *prog, int type)
}
#endif
-#ifdef __WIN32__
- if (type & EMU_TYPE_DEBUG) {
- p = write_str(p, DEBUG_SUFFIX);
- type &= ~(EMU_TYPE_DEBUG);
+ if (emu_type) {
+ p = write_str(p, ".");
+ p = write_str(p, emu_type);
}
-#endif
- if (type == EMU_TYPE_SMP) {
+ if (start_smp_emu) {
p = write_str(p, SMP_SUFFIX);
}
#ifdef __WIN32__
@@ -489,12 +469,11 @@ int main(int argc, char **argv)
cpuinfo = erts_cpu_info_create();
/* '-smp auto' is default */
#ifdef ERTS_HAVE_SMP_EMU
- emu_type |= EMU_TYPE_SMP;
+ start_smp_emu = 1;
#endif
#if defined(__WIN32__) && defined(WIN32_ALWAYS_DEBUG)
- emu_type_passed |= EMU_TYPE_DEBUG;
- emu_type |= EMU_TYPE_DEBUG;
+ emu_type = "debug";
#endif
/* We need to do this before the ordinary processing. */
@@ -519,57 +498,42 @@ int main(int argc, char **argv)
if (strcmp(argv[i+1], "auto") == 0) {
i++;
- smp_auto:
- emu_type_passed |= EMU_TYPE_SMP;
-#if defined(ERTS_HAVE_PLAIN_EMU) && !defined(ERTS_HAVE_SMP_EMU)
- emu_type &= ~EMU_TYPE_SMP;
-#else
- emu_type |= EMU_TYPE_SMP;
-#endif
- }
- else if (strcmp(argv[i+1], "enable") == 0) {
+ } else if (strcmp(argv[i+1], "enable") == 0) {
i++;
smp_enable:
- emu_type_passed |= EMU_TYPE_SMP;
-#ifdef ERTS_HAVE_SMP_EMU
- emu_type |= EMU_TYPE_SMP;
-#else
+ ;
+#if !defined(ERTS_HAVE_SMP_EMU)
usage_notsup("-smp enable", "");
#endif
- }
- else if (strcmp(argv[i+1], "disable") == 0) {
+ } else if (strcmp(argv[i+1], "disable") == 0) {
i++;
smp_disable:
- emu_type_passed &= ~EMU_TYPE_SMP;
#ifdef ERTS_HAVE_PLAIN_EMU
- emu_type &= ~EMU_TYPE_SMP;
+ start_smp_emu = 0;
#else
usage_notsup("-smp disable", " Use \"+S 1\" instead.");
#endif
- }
- else {
+ } else {
smp:
-
- emu_type_passed |= EMU_TYPE_SMP;
-#ifdef ERTS_HAVE_SMP_EMU
- emu_type |= EMU_TYPE_SMP;
-#else
+ ;
+#if !defined(ERTS_HAVE_SMP_EMU)
usage_notsup("-smp", "");
#endif
}
} else if (strcmp(argv[i], "-smpenable") == 0) {
goto smp_enable;
} else if (strcmp(argv[i], "-smpauto") == 0) {
- goto smp_auto;
+ ;
} else if (strcmp(argv[i], "-smpdisable") == 0) {
goto smp_disable;
-#ifdef __WIN32__
- } else if (strcmp(argv[i], "-debug") == 0) {
- emu_type_passed |= EMU_TYPE_DEBUG;
- emu_type |= EMU_TYPE_DEBUG;
-#endif
} else if (strcmp(argv[i], "-extra") == 0) {
break;
+ } else if (strcmp(argv[i], "-emu_type") == 0) {
+ if (i + 1 >= argc) {
+ usage(argv[i]);
+ }
+ emu_type = argv[i+1];
+ i++;
}
}
i++;
@@ -582,7 +546,7 @@ int main(int argc, char **argv)
if (strcmp(malloc_lib, "libc") != 0)
usage("+MYm");
}
- emu = add_extra_suffixes(emu, emu_type);
+ emu = add_extra_suffixes(emu);
emu_name = strsave(emu);
erts_snprintf(tmpStr, sizeof(tmpStr), "%s" DIRSEP "%s" BINARY_EXT, bindir, emu);
emu = strsave(tmpStr);
@@ -1176,7 +1140,11 @@ int main(int argc, char **argv)
{
execv(emu, Eargsp);
}
- error("Error %d executing \'%s\'.", errno, emu);
+ if (errno == ENOENT) {
+ error("The emulator \'%s\' does not exist.", emu);
+ } else {
+ error("Error %d executing \'%s\'.", errno, emu);
+ }
return 1;
#endif
}
@@ -1376,7 +1344,7 @@ is_one_of_strings(char *str, char *strs[])
return 0;
}
-static char *write_str(char *to, char *from)
+static char *write_str(char *to, const char *from)
{
while (*from)
*(to++) = *(from++);
@@ -1903,6 +1871,7 @@ read_args_file(char *filename)
#undef SAVE_CHAR
}
+
typedef struct {
char **argv;
int argc;
diff --git a/erts/etc/unix/Makefile b/erts/etc/unix/Makefile
index 2fa9cd047b..17de4d8878 100644
--- a/erts/etc/unix/Makefile
+++ b/erts/etc/unix/Makefile
@@ -24,7 +24,7 @@ include $(ERL_TOP)/make/target.mk
include $(ERL_TOP)/make/$(TARGET)/otp.mk
include ../../vsn.mk
-opt debug: etc
+opt debug lcnt: etc
.PHONY: etc
etc: etp-commands
@@ -44,4 +44,4 @@ clean:
include $(ERL_TOP)/make/otp_release_targets.mk
.PHONY: release_spec
-release_spec: etc \ No newline at end of file
+release_spec: etc
diff --git a/erts/start_scripts/Makefile b/erts/start_scripts/Makefile
index ae2521474e..047e42170a 100644
--- a/erts/start_scripts/Makefile
+++ b/erts/start_scripts/Makefile
@@ -68,7 +68,7 @@ include $(LIBPATH)/stdlib/vsn.mk
##############################################################################
-debug opt script: rel $(INSTALL_SCRIPTS) $(RELEASES_SRC)
+debug opt lcnt script: rel $(INSTALL_SCRIPTS) $(RELEASES_SRC)
rel: $(REL_SCRIPTS)
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-04 02:37:56 +0000