8066834: tools/pack200/CommandLineTests.java does not conform ProblemList.txt style
Reviewed-by: alanb
/*
* Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include <Windows.h>
#include <io.h>
#include <stdio.h>
#include <string.h>
#include <malloc.h>
void report_error(char const * msg)
{
LPVOID lpMsgBuf;
DWORD dw = GetLastError();
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
dw,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf,
0,
NULL);
fprintf(stderr,
"%s Failed with error %d: %s\n",
msg, dw, lpMsgBuf);
LocalFree(lpMsgBuf);
}
/*
* Test if pos points to /cygdrive/_/ where _ can
* be any character.
*/
int is_cygdrive_here(int pos, char const *in, int len)
{
// Length of /cygdrive/c/ is 12
if (pos+12 > len) return 0;
if (in[pos+11]=='/' &&
in[pos+9]=='/' &&
in[pos+8]=='e' &&
in[pos+7]=='v' &&
in[pos+6]=='i' &&
in[pos+5]=='r' &&
in[pos+4]=='d' &&
in[pos+3]=='g' &&
in[pos+2]=='y' &&
in[pos+1]=='c' &&
in[pos+0]=='/') {
return 1;
}
return 0;
}
/*
* Replace /cygdrive/_/ with _:/
* Works in place since drive letter is always
* shorter than /cygdrive/
*/
char *replace_cygdrive_cygwin(char const *in)
{
size_t len = strlen(in);
char *out = (char*) malloc(len+1);
int i,j;
if (len < 12) {
memmove(out, in, len + 1);
return out;
}
for (i = 0, j = 0; i<len;) {
if (is_cygdrive_here(i, in, len)) {
out[j++] = in[i+10];
out[j++] = ':';
i+=11;
} else {
out[j] = in[i];
i++;
j++;
}
}
out[j] = '\0';
return out;
}
void append(char **b, size_t *bl, size_t *u, char *add, size_t addlen)
{
while ((addlen+*u+1) > *bl) {
*bl *= 2;
*b = (char*) realloc(*b, *bl);
}
memcpy(*b+*u, add, addlen);
*u += addlen;
}
/*
* Creates a new string from in where the first occurrence of sub is
* replaced by rep.
*/
char *replace_substring(char *in, char *sub, char *rep)
{
int in_len = strlen(in);
int sub_len = strlen(sub);
int rep_len = strlen(rep);
char *out = (char *) malloc(in_len - sub_len + rep_len + 1);
char *p;
if (!(p = strstr(in, sub))) {
// If sub isn't a substring of in, just return in.
return in;
}
// Copy characters from beginning of in to start of sub.
strncpy(out, in, p - in);
out[p - in] = '\0';
sprintf(out + (p - in), "%s%s", rep, p + sub_len);
return out;
}
char* msys_path_list; // @-separated list of paths prefix to look for
char* msys_path_list_end; // Points to last \0 in msys_path_list.
void setup_msys_path_list(char const * argument)
{
char* p;
char* drive_letter_pos;
msys_path_list = strdup(&argument[2]);
msys_path_list_end = &msys_path_list[strlen(msys_path_list)];
// Convert all at-sign (@) in path list to \0.
// @ was chosen as separator to minimize risk of other tools messing around with it
p = msys_path_list;
do {
if (p[1] == ':') {
// msys has mangled our path list, restore it from c:/... to /c/...
drive_letter_pos = p+1;
*drive_letter_pos = *p;
*p = '/';
}
// Look for an @ in the list
p = strchr(p, '@');
if (p != NULL) {
*p = '\0';
p++;
}
} while (p != NULL);
}
char *replace_cygdrive_msys(char const *in)
{
char* str;
char* prefix;
char* p;
str = strdup(in);
// For each prefix in the path list, search for it and replace /c/... with c:/...
for (prefix = msys_path_list; prefix < msys_path_list_end && prefix != NULL; prefix += strlen(prefix)+1) {
p=str;
while ((p = strstr(p, prefix))) {
char* drive_letter = p+1;
*p = *drive_letter;
*drive_letter = ':';
p++;
}
}
return str;
}
char*(*replace_cygdrive)(char const *in) = NULL;
char *files_to_delete[1024];
int num_files_to_delete = 0;
char *fix_at_file(char const *in)
{
char *tmpdir;
char name[2048];
char *atname;
char *buffer;
size_t buflen=65536;
size_t used=0;
size_t len;
int rc;
FILE *atout;
FILE *atin;
char block[2048];
size_t blocklen;
char *fixed;
atin = fopen(in+1, "r");
if (atin == NULL) {
fprintf(stderr, "Could not read at file %s\n", in+1);
exit(-1);
}
tmpdir = getenv("TEMP");
if (tmpdir == NULL) {
#if _WIN64
tmpdir = "c:/cygwin64/tmp";
#else
tmpdir = "c:/cygwin/tmp";
#endif
}
_snprintf(name, sizeof(name), "%s\\atfile_XXXXXX", tmpdir);
rc = _mktemp_s(name, strlen(name)+1);
if (rc) {
fprintf(stderr, "Could not create temporary file name for at file!\n");
exit(-1);
}
atout = fopen(name, "w");
if (atout == NULL) {
fprintf(stderr, "Could not open temporary file for writing! %s\n", name);
exit(-1);
}
buffer = (char*) malloc(buflen);
while ((blocklen = fread(block, 1, sizeof(block), atin)) > 0) {
append(&buffer, &buflen, &used, block, blocklen);
}
buffer[used] = 0;
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath input from @-file %s: %s\n", &in[1], buffer);
}
fixed = replace_cygdrive(buffer);
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath converted to @-file %s is: %s\n", name, fixed);
}
fwrite(fixed, strlen(fixed), 1, atout);
fclose(atin);
fclose(atout);
free(fixed);
free(buffer);
files_to_delete[num_files_to_delete] = (char*) malloc(strlen(name)+1);
strcpy(files_to_delete[num_files_to_delete], name);
num_files_to_delete++;
atname = (char*) malloc(strlen(name)+2);
atname[0] = '@';
strcpy(atname+1, name);
return atname;
}
// given an argument, convert it to the windows command line safe quoted version
// using rules from:
// http://blogs.msdn.com/b/twistylittlepassagesallalike/archive/2011/04/23/everyone-quotes-arguments-the-wrong-way.aspx
// caller is responsible for freeing both input and output.
char * quote_arg(char const * in_arg) {
char *quoted = NULL;
char *current = quoted;
int pass;
if (strlen(in_arg) == 0) {
// empty string? explicitly quote it.
return _strdup("\"\"");
}
if (strpbrk(in_arg, " \t\n\v\r\\\"") == NULL) {
return _strdup(in_arg);
}
// process the arg twice. Once to calculate the size and then to copy it.
for (pass=1; pass<=2; pass++) {
char const *arg = in_arg;
// initial "
if (pass == 2) {
*current = '\"';
}
current++;
// process string to be quoted until NUL
do {
int escapes = 0;
while (*arg == '\\') {
// count escapes.
escapes++;
arg++;
}
if (*arg == '\0') {
// escape the escapes before final "
escapes *= 2;
} else if (*arg == '"') {
// escape the escapes and the "
escapes = escapes * 2 + 1;
} else {
// escapes aren't special, just echo them.
}
// emit some escapes
while (escapes > 0) {
if (pass == 2) {
*current = '\\';
}
current++;
escapes--;
}
// and the current char
if (pass == 2) {
*current = *arg;
}
current++;
} while (*arg++ != '\0');
// allocate the buffer
if (pass == 1) {
size_t alloc = (size_t) (current - quoted + (ptrdiff_t) 2);
current = quoted = (char*) calloc(alloc, sizeof(char));
}
}
// final " and \0
*(current - 1) = '"';
*current = '\0';
return quoted;
}
int main(int argc, char const ** argv)
{
STARTUPINFO si;
PROCESS_INFORMATION pi;
unsigned short rc;
char *line;
char *current;
int i, cmd;
DWORD exitCode;
if (argc<2 || argv[1][0] != '-' || (argv[1][1] != 'c' && argv[1][1] != 'm')) {
fprintf(stderr, "Usage: fixpath -c|m<path@path@...> /cygdrive/c/WINDOWS/notepad.exe [/cygdrive/c/x/test.txt|@/cygdrive/c/x/atfile]\n");
exit(0);
}
if (getenv("DEBUG_FIXPATH") != NULL) {
char const * cmdline = GetCommandLine();
fprintf(stderr, "fixpath input line >%s<\n", strstr(cmdline, argv[1]));
}
if (argv[1][1] == 'c' && argv[1][2] == '\0') {
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath using cygwin mode\n");
}
replace_cygdrive = replace_cygdrive_cygwin;
} else if (argv[1][1] == 'm') {
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath using msys mode, with path list: %s\n", &argv[1][2]);
}
setup_msys_path_list(argv[1]);
replace_cygdrive = replace_cygdrive_msys;
} else {
fprintf(stderr, "fixpath Unknown mode: %s\n", argv[1]);
exit(-1);
}
i = 2;
// handle assignments
while (i < argc) {
char const * assignment = strchr(argv[i], '=');
if (assignment != NULL && assignment != argv[i]) {
size_t var_len = (size_t) (assignment - argv[i] + (ptrdiff_t) 1);
char *var = (char *) calloc(var_len, sizeof(char));
char *val = replace_cygdrive(assignment + 1);
memmove(var, argv[i], var_len);
var[var_len - 1] = '\0';
strupr(var);
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath setting var >%s< to >%s<\n", var, val);
}
rc = SetEnvironmentVariable(var, val);
if (!rc) {
// Could not set var for some reason. Try to report why.
const int msg_len = 80 + var_len + strlen(val);
char * msg = (char *) alloca(msg_len);
_snprintf_s(msg, msg_len, _TRUNCATE, "Could not set environment variable [%s=%s]", var, val);
report_error(msg);
exit(1);
}
free(var);
free(val);
} else {
// no more assignments;
break;
}
i++;
}
// remember index of the command
cmd = i;
// handle command and it's args.
while (i < argc) {
char const *replaced = replace_cygdrive(argv[i]);
if (replaced[0] == '@') {
// Found at-file! Fix it!
replaced = fix_at_file(replaced);
}
argv[i] = quote_arg(replaced);
i++;
}
// determine the length of the line
line = NULL;
// args
for (i = cmd; i < argc; i++) {
line += (ptrdiff_t) strlen(argv[i]);
}
// spaces and null
line += (ptrdiff_t) (argc - cmd + 1);
// allocate
line = (char*) calloc(line - (char*) NULL, sizeof(char));
// copy in args.
current = line;
for (i = cmd; i < argc; i++) {
ptrdiff_t len = strlen(argv[i]);
if (i != cmd) {
*current++ = ' ';
}
memmove(current, argv[i], len);
current += len;
}
*current = '\0';
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath converted line >%s<\n", line);
}
if (cmd == argc) {
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath no command provided!\n");
}
exit(0);
}
ZeroMemory(&si, sizeof(si));
si.cb=sizeof(si);
ZeroMemory(&pi, sizeof(pi));
fflush(stderr);
fflush(stdout);
rc = CreateProcess(NULL,
line,
0,
0,
TRUE,
0,
NULL,
NULL,
&si,
&pi);
if (!rc) {
// Could not start process for some reason. Try to report why:
report_error("Could not start process!");
exit(126);
}
WaitForSingleObject(pi.hProcess, INFINITE);
GetExitCodeProcess(pi.hProcess, &exitCode);
if (getenv("DEBUG_FIXPATH") != NULL) {
for (i=0; i<num_files_to_delete; ++i) {
fprintf(stderr, "fixpath Not deleting temporary file %s\n",
files_to_delete[i]);
}
} else {
for (i=0; i<num_files_to_delete; ++i) {
remove(files_to_delete[i]);
}
}
if (exitCode != 0) {
if (getenv("DEBUG_FIXPATH") != NULL) {
fprintf(stderr, "fixpath exit code %d\n",
exitCode);
}
}
exit(exitCode);
}