diff -r 000000000000 -r 75a576e87639 common/src/fixpath.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/common/src/fixpath.c Wed Apr 27 01:39:08 2016 +0800 @@ -0,0 +1,356 @@ +/* + * Copyright (c) 2011, 2012, 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 +#include +#include +#include +#include + +void report_error() +{ + 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, + "Could not start process! Failed with error %d: %s\n", + dw, lpMsgBuf); + + LocalFree(lpMsgBuf); +} + +/* + * Test if pos points to /cygdrive/_/ where _ can + * be any character. + */ +int is_cygdrive_here(int pos, char *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 *in) +{ + int len = strlen(in); + char *out = malloc(len+1); + int i,j; + + if (len < 12) { + strcpy(out, in); + return out; + } + for (i = 0, j = 0; i *bl) { + *bl *= 2; + *b = realloc(*b, *bl); + } + memcpy(*b+*u, add, addlen); + *u += addlen; +} + +/* + * Creates a new string from in where the first occurance 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 = 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* 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 *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 *in) = NULL; + +char *files_to_delete[1024]; +int num_files_to_delete = 0; + +char *fix_at_file(char *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("TMP"); + if (tmpdir == NULL) { + tmpdir = "c:/cygwin/tmp"; + } + _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 = 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] = malloc(strlen(name)+1); + strcpy(files_to_delete[num_files_to_delete], name); + num_files_to_delete++; + atname = malloc(strlen(name)+2); + atname[0] = '@'; + strcpy(atname+1, name); + return atname; +} + +int main(int argc, char **argv) +{ + STARTUPINFO si; + PROCESS_INFORMATION pi; + unsigned short rc; + + char *new_at_file; + char *old_at_file; + char *line; + int i; + DWORD exitCode; + + if (argc<3 || argv[1][0] != '-' || (argv[1][1] != 'c' && argv[1][1] != 'm')) { + fprintf(stderr, "Usage: fixpath -c|m /cygdrive/c/WINDOWS/notepad.exe /cygdrive/c/x/test.txt\n"); + exit(0); + } + + if (getenv("DEBUG_FIXPATH") != NULL) { + fprintf(stderr, "fixpath input line >%s<\n", strstr(GetCommandLine(), argv[1])); + } + + if (argv[1][1] == 'c' && argv[1][2] == '\0') { + if (getenv("DEBUG_FIXPATH") != NULL) { + fprintf(stderr, "using cygwin mode\n"); + } + replace_cygdrive = replace_cygdrive_cygwin; + } else if (argv[1][1] == 'm') { + if (getenv("DEBUG_FIXPATH") != NULL) { + fprintf(stderr, "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, "Unknown mode: %s\n", argv[1]); + exit(-1); + } + line = replace_cygdrive(strstr(GetCommandLine(), argv[2])); + + for (i=1; i%s<\n", line); + } + + ZeroMemory(&si,sizeof(si)); + si.cb=sizeof(si); + ZeroMemory(&pi,sizeof(pi)); + + rc = CreateProcess(NULL, + line, + 0, + 0, + TRUE, + 0, + 0, + 0, + &si, + &pi); + if(!rc) { + // Could not start process for some reason. Try to report why: + report_error(); + exit(rc); + } + + WaitForSingleObject(pi.hProcess,INFINITE); + GetExitCodeProcess(pi.hProcess,&exitCode); + + if (getenv("DEBUG_FIXPATH") != NULL) { + for (i=0; i