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Diffstat (limited to 'erts/etc/common/erlexec.c')
-rw-r--r--erts/etc/common/erlexec.c149
1 files changed, 63 insertions, 86 deletions
diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c
index 2b2e0e480a..51ed2d0dff 100644
--- a/erts/etc/common/erlexec.c
+++ b/erts/etc/common/erlexec.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1996-2016. All Rights Reserved.
+ * Copyright Ericsson AB 1996-2017. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -141,6 +141,8 @@ static char *pluss_val_switches[] = {
"wt",
"ws",
"ss",
+ "ssdcpu",
+ "ssdio",
"pp",
"ub",
NULL
@@ -182,17 +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, ...);
@@ -203,8 +194,8 @@ void error(char* format, ...);
* Local functions.
*/
-#if !defined(ERTS_HAVE_SMP_EMU)
-static void usage_notsup(const char *switchname);
+#if !defined(ERTS_HAVE_SMP_EMU) || !defined(ERTS_HAVE_PLAIN_EMU)
+static void usage_notsup(const char *switchname, const char *alt);
#endif
static char **build_args_from_env(char *env_var);
static char **build_args_from_string(char *env_var);
@@ -219,7 +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__
@@ -253,9 +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 -
@@ -350,11 +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;
@@ -364,16 +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);
@@ -390,13 +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__
@@ -487,13 +469,11 @@ int main(int argc, char **argv)
cpuinfo = erts_cpu_info_create();
/* '-smp auto' is default */
#ifdef ERTS_HAVE_SMP_EMU
- if (erts_get_cpu_configured(cpuinfo) > 1)
- 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. */
@@ -518,54 +498,42 @@ int main(int argc, char **argv)
if (strcmp(argv[i+1], "auto") == 0) {
i++;
- smp_auto:
- emu_type_passed |= EMU_TYPE_SMP;
-#ifdef ERTS_HAVE_SMP_EMU
- if (erts_get_cpu_configured(cpuinfo) > 1)
- emu_type |= EMU_TYPE_SMP;
- else
-#endif
- emu_type &= ~EMU_TYPE_SMP;
- }
- 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
- usage_notsup("-smp enable");
+ ;
+#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;
- emu_type &= ~EMU_TYPE_SMP;
- }
- else {
- smp:
-
- emu_type_passed |= EMU_TYPE_SMP;
-#ifdef ERTS_HAVE_SMP_EMU
- emu_type |= EMU_TYPE_SMP;
+#ifdef ERTS_HAVE_PLAIN_EMU
+ start_smp_emu = 0;
#else
- usage_notsup("-smp");
+ usage_notsup("-smp disable", " Use \"+S 1\" instead.");
+#endif
+ } else {
+ smp:
+ ;
+#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++;
@@ -578,13 +546,17 @@ 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);
- add_Eargs(emu); /* Will be argv[0] -- necessary! */
-
+ s = get_env("ESCRIPT_NAME");
+ if(s) {
+ add_Eargs(s); /* argv[0] = scriptname*/
+ } else {
+ add_Eargs(emu); /* argv[0] = erl or cerl */
+ }
/*
* Add the bindir to the path (unless it is there already).
*/
@@ -1044,7 +1016,7 @@ int main(int argc, char **argv)
start_epmd(epmd_prog);
#if (! defined(__WIN32__)) && defined(DEBUG)
- if (start_detached) {
+ if (start_detached && get_env("ERL_CONSOLE_MODE")) {
/* Start the emulator within an xterm.
* Move up all arguments and insert
* "xterm -e " first.
@@ -1168,7 +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
}
@@ -1183,14 +1159,14 @@ usage_aux(void)
#ifdef __WIN32__
"[-start_erl [datafile]] "
#endif
- "[-smp "
+ "[-smp [auto"
#ifdef ERTS_HAVE_SMP_EMU
- "[enable|"
+ "|enable"
#endif
- "auto|disable"
-#ifdef ERTS_HAVE_SMP_EMU
- "]"
+#ifdef ERTS_HAVE_PLAIN_EMU
+ "|disable"
#endif
+ "]"
"] "
"[-make] [-man [manopts] MANPAGE] [-x] [-emu_args] [-start_epmd BOOLEAN] "
"[-args_file FILENAME] [+A THREADS] [+a SIZE] [+B[c|d|i]] [+c [BOOLEAN]] "
@@ -1212,11 +1188,11 @@ usage(const char *switchname)
usage_aux();
}
-#if !defined(ERTS_HAVE_SMP_EMU)
+#if !defined(ERTS_HAVE_SMP_EMU) || !defined(ERTS_HAVE_PLAIN_EMU)
static void
-usage_notsup(const char *switchname)
+usage_notsup(const char *switchname, const char *alt)
{
- fprintf(stderr, "Argument \'%s\' not supported.\n", switchname);
+ fprintf(stderr, "Argument \'%s\' not supported.%s\n", switchname, alt);
usage_aux();
}
#endif
@@ -1368,7 +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++);
@@ -1895,6 +1871,7 @@ read_args_file(char *filename)
#undef SAVE_CHAR
}
+
typedef struct {
char **argv;
int argc;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 00:56:47 +0000