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Diffstat (limited to 'erts/etc/common/erlexec.c')
-rw-r--r--erts/etc/common/erlexec.c249
1 files changed, 124 insertions, 125 deletions
diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c
index 2b2e0e480a..0cb01fd4ef 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 1996-2018. 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.
@@ -23,19 +23,15 @@
* additions required for Windows NT.
*/
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include "etc_common.h"
-#include "sys.h"
#include "erl_driver.h"
-#include <stdlib.h>
-#include <stdarg.h>
#include "erl_misc_utils.h"
#ifdef __WIN32__
# include "erl_version.h"
# include "init_file.h"
+# include <Shlobj.h>
#endif
#define NO 0
@@ -83,7 +79,10 @@ static const char plusM_au_allocs[]= {
static char *plusM_au_alloc_switches[] = {
"as",
"asbcst",
+ "atags",
"acul",
+ "acnl",
+ "acfml",
"e",
"t",
"lmbcs",
@@ -131,6 +130,8 @@ static char *plusM_other_switches[] = {
/* +s arguments with values */
static char *pluss_val_switches[] = {
"bt",
+ "bwtdcpu",
+ "bwtdio",
"bwt",
"cl",
"ct",
@@ -138,9 +139,13 @@ static char *pluss_val_switches[] = {
"fwi",
"tbt",
"wct",
+ "wtdcpu",
+ "wtdio",
"wt",
"ws",
"ss",
+ "ssdcpu",
+ "ssdio",
"pp",
"ub",
NULL
@@ -182,17 +187,6 @@ 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, ...);
@@ -203,9 +197,7 @@ void error(char* format, ...);
* Local functions.
*/
-#if !defined(ERTS_HAVE_SMP_EMU)
-static void usage_notsup(const char *switchname);
-#endif
+static void usage_notsup(const char *switchname, const char *alt);
static char **build_args_from_env(char *env_var);
static char **build_args_from_string(char *env_var);
static void initial_argv_massage(int *argc, char ***argv);
@@ -219,7 +211,7 @@ 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 +245,8 @@ 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 = 1; /* 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 +341,11 @@ 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 +355,10 @@ 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 +375,11 @@ 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__
@@ -485,15 +468,9 @@ int main(int argc, char **argv)
* Construct the path of the executable.
*/
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;
-#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 +495,32 @@ 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");
-#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 {
+ usage_notsup("-smp disable", " Use \"+S 1\" instead.");
+ } else {
smp:
-
- emu_type_passed |= EMU_TYPE_SMP;
-#ifdef ERTS_HAVE_SMP_EMU
- emu_type |= EMU_TYPE_SMP;
-#else
- 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++;
@@ -578,26 +533,55 @@ 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).
- */
+ /* Add the bindir to the front of the PATH, and remove all subsequent
+ * occurrences to avoid ballooning it on repeated up/downgrades. */
s = get_env("PATH");
- if (!s) {
- erts_snprintf(tmpStr, sizeof(tmpStr), "%s" PATHSEP "%s" DIRSEP "bin", bindir, rootdir);
- } else if (strstr(s, bindir) == NULL) {
- erts_snprintf(tmpStr, sizeof(tmpStr), "%s" PATHSEP "%s" DIRSEP "bin" PATHSEP "%s", bindir,
- rootdir, s);
+
+ if (s == NULL) {
+ erts_snprintf(tmpStr, sizeof(tmpStr),
+ "%s" PATHSEP "%s" DIRSEP "bin" PATHSEP, bindir, rootdir);
+ } else if (strstr(s, rootdir) == NULL) {
+ erts_snprintf(tmpStr, sizeof(tmpStr),
+ "%s" PATHSEP "%s" DIRSEP "bin" PATHSEP "%s", bindir, rootdir, s);
} else {
- erts_snprintf(tmpStr, sizeof(tmpStr), "%s", s);
+ const char *bindir_slug, *bindir_slug_index;
+ int bindir_slug_length;
+ const char *in_index;
+ char *out_index;
+
+ erts_snprintf(tmpStr, sizeof(tmpStr), "%s" PATHSEP, bindir);
+
+ bindir_slug = strsave(tmpStr);
+ bindir_slug_length = strlen(bindir_slug);
+
+ out_index = &tmpStr[bindir_slug_length];
+ in_index = s;
+
+ while ((bindir_slug_index = strstr(in_index, bindir_slug))) {
+ int block_length = (bindir_slug_index - in_index);
+
+ memcpy(out_index, in_index, block_length);
+
+ in_index = bindir_slug_index + bindir_slug_length;
+ out_index += block_length;
+ }
+
+ strcpy(out_index, in_index);
}
+
free_env_val(s);
set_env("PATH", tmpStr);
@@ -859,6 +843,28 @@ int main(int argc, char **argv)
add_Eargs(argv[i+1]);
i++;
break;
+ case 'I':
+ if (argv[i][2] == 'O' && (argv[i][3] == 't' || argv[i][3] == 'p')) {
+ if (argv[i][4] != '\0')
+ goto the_default;
+ argv[i][0] = '-';
+ add_Eargs(argv[i]);
+ add_Eargs(argv[i+1]);
+ i++;
+ break;
+ }
+ if (argv[i][2] == 'O' && argv[i][3] == 'P' &&
+ (argv[i][4] == 't' || argv[i][4] == 'p')) {
+ if (argv[i][5] != '\0')
+ goto the_default;
+ argv[i][0] = '-';
+ add_Eargs(argv[i]);
+ add_Eargs(argv[i+1]);
+ i++;
+ break;
+ }
+ usage(argv[i]);
+ break;
case 'S':
if (argv[i][2] == 'P') {
if (argv[i][3] != '\0')
@@ -914,8 +920,8 @@ int main(int argc, char **argv)
case 'c':
argv[i][0] = '-';
if (argv[i][2] == '\0' && i+1 < argc) {
- if (sys_strcmp(argv[i+1], "true") == 0
- || sys_strcmp(argv[i+1], "false") == 0) {
+ if (strcmp(argv[i+1], "true") == 0
+ || strcmp(argv[i+1], "false") == 0) {
add_Eargs(argv[i]);
add_Eargs(argv[i+1]);
i++;
@@ -1044,7 +1050,7 @@ 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 +1174,11 @@ 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
}
@@ -1183,15 +1193,6 @@ usage_aux(void)
#ifdef __WIN32__
"[-start_erl [datafile]] "
#endif
- "[-smp "
-#ifdef ERTS_HAVE_SMP_EMU
- "[enable|"
-#endif
- "auto|disable"
-#ifdef ERTS_HAVE_SMP_EMU
- "]"
-#endif
- "] "
"[-make] [-man [manopts] MANPAGE] [-x] [-emu_args] [-start_epmd BOOLEAN] "
"[-args_file FILENAME] [+A THREADS] [+a SIZE] [+B[c|d|i]] [+c [BOOLEAN]] "
"[+C MODE] [+h HEAP_SIZE_OPTION] [+K BOOLEAN] "
@@ -1212,14 +1213,12 @@ usage(const char *switchname)
usage_aux();
}
-#if !defined(ERTS_HAVE_SMP_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
static void
usage_format(char *format, ...)
@@ -1368,7 +1367,7 @@ 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++);
@@ -1565,17 +1564,16 @@ static void get_parameters(int argc, char** argv)
static void
get_home(void)
{
- int len;
- char tmpstr[MAX_PATH+1];
+ wchar_t *profile;
char* homedrive;
char* homepath;
homedrive = get_env("HOMEDRIVE");
homepath = get_env("HOMEPATH");
if (!homedrive || !homepath) {
- if (len = GetWindowsDirectory(tmpstr,MAX_PATH)) {
- home = emalloc(len+1);
- strcpy(home,tmpstr);
+ if (SHGetKnownFolderPath(&FOLDERID_Profile, 0, NULL, &profile) == S_OK) {
+ home = utf16_to_utf8(profile);
+ /* CoTaskMemFree(profile); */
} else
error("HOMEDRIVE or HOMEPATH is not set and GetWindowsDir failed");
} else {
@@ -1895,6 +1893,7 @@ read_args_file(char *filename)
#undef SAVE_CHAR
}
+
typedef struct {
char **argv;
int argc;
@@ -2218,18 +2217,18 @@ static WCHAR *utf8_to_utf16(unsigned char *bytes)
res = target = emalloc((num + 1) * sizeof(WCHAR));
while (*bytes) {
if (((*bytes) & ((unsigned char) 0x80)) == 0) {
- unipoint = (Uint) *bytes;
+ unipoint = (unsigned int) *bytes;
++bytes;
} else if (((*bytes) & ((unsigned char) 0xE0)) == 0xC0) {
unipoint =
- (((Uint) ((*bytes) & ((unsigned char) 0x1F))) << 6) |
- ((Uint) (bytes[1] & ((unsigned char) 0x3F)));
+ (((unsigned int) ((*bytes) & ((unsigned char) 0x1F))) << 6) |
+ ((unsigned int) (bytes[1] & ((unsigned char) 0x3F)));
bytes += 2;
} else if (((*bytes) & ((unsigned char) 0xF0)) == 0xE0) {
unipoint =
- (((Uint) ((*bytes) & ((unsigned char) 0xF))) << 12) |
- (((Uint) (bytes[1] & ((unsigned char) 0x3F))) << 6) |
- ((Uint) (bytes[2] & ((unsigned char) 0x3F)));
+ (((unsigned int) ((*bytes) & ((unsigned char) 0xF))) << 12) |
+ (((unsigned int) (bytes[1] & ((unsigned char) 0x3F))) << 6) |
+ ((unsigned int) (bytes[2] & ((unsigned char) 0x3F)));
if (unipoint > 0xFFFF) {
unipoint = (unsigned int) '?';
}
@@ -2248,7 +2247,7 @@ static WCHAR *utf8_to_utf16(unsigned char *bytes)
static int put_utf8(WCHAR ch, unsigned char *target, int sz, int *pos)
{
- Uint x = (Uint) ch;
+ unsigned int x = (unsigned int) ch;
if (x < 0x80) {
if (*pos >= sz) {
return -1;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-13 23:35:13 +0000