/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2003-2017. 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.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
/*
* Some code just simply does not deserve functions :-)
* Dead simple installation program to set up init files etc after erlang is
* copied to its destination. Also to be used after a patch is applied.
*/
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include "init_file.h"
int wmain(int argc, wchar_t **argv)
{
int silent = 0;
int start_sasl = 0;
wchar_t *root = NULL;
int i;
wchar_t buffer[MAX_PATH];
wchar_t erts_dir[MAX_PATH];
wchar_t release_dir[MAX_PATH];
wchar_t bin_dir[MAX_PATH];
char *tmp;
char tmp_utf8[MAX_PATH*4];
wchar_t my_ini_filename[MAX_PATH];
InitFile *my_ini_file;
InitSection *my_ini_section;
char erts_version[MAX_PATH];
InitFile *ini_file;
InitSection *ini_section;
HANDLE module = GetModuleHandle(NULL);
wchar_t *binaries[] = { L"erl.exe", L"werl.exe", L"erlc.exe",
L"dialyzer.exe",
L"typer.exe",
L"escript.exe", L"ct_run.exe", NULL };
wchar_t *scripts[] = { L"start_clean.boot", L"start_sasl.boot", L"no_dot_erlang.boot", NULL };
wchar_t fromname[MAX_PATH];
wchar_t toname[MAX_PATH];
size_t converted;
for (i = 1; i < argc; ++i) {
switch(argv[i][0]) {
case L'-' :
switch(argv[i][1]) {
case L's' :
silent = 1;
break;
default:
fprintf(stderr, "Unknown command switch %S\n",
argv[i]);
exit(1);
}
break;
default: {
if (root != NULL) {
fprintf(stderr, "Only one root directory can be specified, "
"parameter %S is illegal\n",
argv[i]);
exit(1);
}
root = argv[i];
}
break;
}
}
if (root == NULL) {
if (module == NULL) {
fprintf(stderr, "Cannot GetModuleHandle()\n");
exit(1);
}
if (GetModuleFileNameW(module,buffer,MAX_PATH) == 0) {
fprintf(stderr,"Could not GetModuleFileName()\n");
exit(1);
}
i = wcslen(buffer) - 1;
while ( i >= 0 && buffer[i] != L'\\') {
--i;
}
if (i < 0) {
fprintf(stderr,"GetModuleFileName returned broken path\n");
exit(1);
}
buffer[i] = L'\0';
root = buffer;
}
if (!silent) {
char answer[100];
char *eol;
start_sasl = 1;
printf("Do you want a minimal startup instead of sasl [No]: ");
fflush(stdout);
if (fgets(answer,100,stdin) == NULL) {
fprintf(stderr, "Could not read answer from user.\n");
exit(1);
}
eol = strchr(answer,'\n');
if (eol == NULL) {
while (getchar() != '\n')
;
} else {
*eol = '\0';
}
if ((eol = strchr(answer, '\r')) != NULL) {
*eol = '\0';
}
if (_stricmp(answer,"yes") == 0 || _stricmp(answer,"y") == 0) {
start_sasl = 0;
}
}
swprintf(my_ini_filename, MAX_PATH, L"%s\\Install.ini", root);
my_ini_file = load_init_file(my_ini_filename);
if (my_ini_file == NULL) {
fprintf(stderr,"Cannot open init file %S\n",my_ini_filename);
exit(1);
}
if ((my_ini_section = lookup_init_section(my_ini_file,"Install"))
== NULL) {
fprintf(stderr,"No [Install] section in init file %S\n",
my_ini_filename);
exit(1);
}
if ((tmp = lookup_init_entry(my_ini_section, "VSN")) == NULL) {
fprintf(stderr,"No key VSN in init file %S\n",
my_ini_filename);
exit(1);
}
strcpy(erts_version,tmp);
swprintf(erts_dir,MAX_PATH,L"%s\\erts-%S\\bin",root,erts_version);
if ((tmp = lookup_init_entry(my_ini_section, "SYSTEM_VSN")) == NULL) {
fprintf(stderr,"No key SYSTEM_VSN in init file %S\n",
my_ini_filename);
exit(1);
}
swprintf(release_dir,MAX_PATH,L"%s\\releases\\%S",root,tmp);
swprintf(bin_dir,MAX_PATH,L"%s\\bin",root);
CreateDirectoryW(bin_dir,NULL);
free_init_file(my_ini_file);
for (i = 0; binaries[i] != NULL; ++i) {
swprintf(fromname,MAX_PATH,L"%s\\%s",erts_dir,binaries[i]);
swprintf(toname,MAX_PATH,L"%s\\%s",bin_dir,binaries[i]);
if (GetFileAttributesW(fromname) == 0xFFFFFFFF) {
fprintf(stderr,"Could not find file %S\n",
fromname);
exit(1);
}
if (!CopyFileW(fromname,toname,FALSE)) {
fprintf(stderr,"Could not copy file %S to %S\n",
fromname,toname);
fprintf(stderr,"Continuing installation anyway...\n");
}
}
for (i = 0; scripts[i] != NULL; ++i) {
swprintf(fromname,MAX_PATH,L"%s\\%s",release_dir,scripts[i]);
swprintf(toname,MAX_PATH,L"%s\\%s",bin_dir,scripts[i]);
if (GetFileAttributesW(fromname) == 0xFFFFFFFF) {
fprintf(stderr,"Could not find file %S\n",
fromname);
exit(1);
}
if (!CopyFileW(fromname,toname,FALSE)) {
fprintf(stderr,"Could not copy file %S to %S\n",
fromname,toname);
fprintf(stderr,"Cannot continue installation, bailing out.\n");
exit(1);
}
}
if (start_sasl) {
swprintf(fromname,MAX_PATH,L"%s\\start_sasl.boot",bin_dir);
} else {
swprintf(fromname,MAX_PATH,L"%s\\start_clean.boot",bin_dir);
}
swprintf(toname,MAX_PATH,L"%s\\start.boot",bin_dir);
if (!CopyFileW(fromname,toname,FALSE)) {
fprintf(stderr,"Could not copy file %S to %S\n",
fromname,toname);
fprintf(stderr,"Cannot continue installation, bailing out.\n");
exit(1);
}
/* OBS!!! If the format of the init file is changed, do not forget
to update release_handler:write_ini_file(...) */
ini_file = create_init_file();
ini_section = create_init_section("erlang");
add_init_section(ini_file,ini_section);
WideCharToMultiByte(CP_UTF8,0,erts_dir,-1,tmp_utf8,MAX_PATH*4,NULL,NULL);
add_init_entry(ini_section,"Bindir",tmp_utf8);
add_init_entry(ini_section,"Progname","erl");
WideCharToMultiByte(CP_UTF8,0,root,-1,tmp_utf8,MAX_PATH*4,NULL,NULL);
add_init_entry(ini_section,"Rootdir",tmp_utf8);
swprintf(fromname,MAX_PATH,L"%s\\erl.ini",erts_dir);
swprintf(toname,MAX_PATH,L"%s\\erl.ini",bin_dir);
if (store_init_file(ini_file,fromname) != 0) {
fprintf(stderr,"Could not create file %S\n",
fromname);
fprintf(stderr,"Cannot continue installation, bailing out.\n");
exit(1);
}
if (!CopyFileW(fromname,toname,FALSE)) {
fprintf(stderr,"Could not copy file %S to %S\n",
fromname,toname);
fprintf(stderr,"Cannot continue installation, bailing out.\n");
exit(1);
}
if (!silent) {
printf("Erlang %s installed successfully\n", erts_version);
}
return 0;
}
