CopyFile.c revision 6c124d217fb18929842e75db608fcc813b19ba44
188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Copyright 2005 The Android Open Source Project 388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Android "cp" replacement. 588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * The GNU/Linux "cp" uses O_LARGEFILE in its open() calls, utimes() instead 788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * of utime(), and getxattr()/setxattr() instead of chmod(). These are 888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * probably "better", but are non-portable, and not necessary for our 988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * purposes. 1088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 1188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <host/CopyFile.h> 1288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 1388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <stdlib.h> 1488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <stdio.h> 1588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <string.h> 1688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <unistd.h> 1788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <sys/types.h> 1888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <sys/stat.h> 1988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <getopt.h> 2088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <dirent.h> 2188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <fcntl.h> 2288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <utime.h> 2388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <limits.h> 2488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <errno.h> 2588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <assert.h> 2688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 275877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughes#if defined(_WIN32) 286c124d217fb18929842e75db608fcc813b19ba44Elliott Hughes# define mkdir(path,mode) _mkdir(path) 295877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughes# define S_ISLNK(s) 0 305877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughes# define lstat stat 3188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project# ifndef EACCESS /* seems to be missing from the Mingw headers */ 3288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project# define EACCESS 13 3388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project# endif 3488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 3588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 3688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#ifndef O_BINARY 3788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project# define O_BINARY 0 3888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 3988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 4088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/*#define DEBUG_MSGS*/ 4188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#ifdef DEBUG_MSGS 4288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project# define DBUG(x) printf x 4388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#else 4488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project# define DBUG(x) ((void)0) 4588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 4688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 4788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#define FSSEP '/' /* filename separator char */ 4888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 4988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic int copyFileRecursive(const char* src, const char* dst, bool isCmdLine, unsigned int options); 5088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 5188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 5288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Returns true if the source file is newer than the destination file. 5388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 5488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * The check is based on the modification date, whole seconds only. This 5588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * also returns true if the file sizes don't match. 5688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 5788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic bool isSourceNewer(const struct stat* pSrcStat, const struct stat* pDstStat) 5888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 5988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return (pSrcStat->st_mtime > pDstStat->st_mtime) || 6088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (pSrcStat->st_size != pDstStat->st_size); 6188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 6288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 6388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 6424d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen * Returns true if the source file has high resolution modification 65a63e3cc186ff2eabbab45563feafa44839074e59Raphael Moll * date. Cygwin/Mingw doesn't support st_mtim and always returns false. 6624d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen */ 6724d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chenstatic bool isHiresMtime(const struct stat* pSrcStat) 6824d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen{ 694120e835fb43ee059e83e3f34833bf15a7d6d7a3Yabin Cui#if defined(__CYGWIN__) || defined(__MINGW32__) 704120e835fb43ee059e83e3f34833bf15a7d6d7a3Yabin Cui return 0; 714120e835fb43ee059e83e3f34833bf15a7d6d7a3Yabin Cui#elif defined(MACOSX_RSRC) 7224d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen return pSrcStat->st_mtimespec.tv_nsec > 0; 7324d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen#else 7424d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen return pSrcStat->st_mtim.tv_nsec > 0; 7524d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen#endif 7624d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen} 7724d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen 7824d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen/* 7988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Returns true if the source and destination files are actually the 8088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * same thing. We detect this by checking the inode numbers, which seems 8188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * to work on Cygwin. 8288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 8388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic bool isSameFile(const struct stat* pSrcStat, const struct stat* pDstStat) 8488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 8588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#ifndef HAVE_VALID_STAT_ST_INO 8688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* with MSVCRT.DLL, stat always sets st_ino to 0, and there is no simple way to */ 8788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* get the equivalent information with Win32 (Cygwin does some weird stuff in */ 8888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* its winsup/cygwin/fhandler_disk_file.cc to emulate this, too complex for us) */ 8988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 9088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#else 9188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return (pSrcStat->st_ino == pDstStat->st_ino); 9288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 9388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 9488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 9588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic void printCopyMsg(const char* src, const char* dst, unsigned int options) 9688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 9788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if ((options & COPY_VERBOSE_MASK) > 0) 9888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printf(" '%s' --> '%s'\n", src, dst); 9988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 10088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 10188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic void printNotNewerMsg(const char* src, const char* dst, unsigned int options) 10288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 10388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if ((options & COPY_VERBOSE_MASK) > 1) 10488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printf(" '%s' is up-to-date\n", dst); 10588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 10688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 10788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 10888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Copy the contents of one file to another. 10988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 11088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * The files are assumed to be seeked to the start. 11188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 11288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic int copyFileContents(const char* dst, int dstFd, const char* src, int srcFd) 11388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 11488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project unsigned char buf[8192]; 11588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ssize_t readCount, writeCount; 11688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 11788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 11888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Read a chunk, write it, and repeat. 11988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 12088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project while (1) { 12188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project readCount = read(srcFd, buf, sizeof(buf)); 12288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (readCount < 0) { 12388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 12488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: failed reading '%s': %s\n", src, strerror(errno)); 12588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 12688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 12788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 12888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (readCount > 0) { 12988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project writeCount = write(dstFd, buf, readCount); 13088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (writeCount < 0) { 13188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 13288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: failed writing '%s': %s\n", dst, strerror(errno)); 13388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 13488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 13588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (writeCount != readCount) { 136276053b291204fc428b75a3c3f66215de41b3c8bAndrew Hsieh fprintf(stderr, "acp: partial write to '%s' (%zd of %zd)\n", 13788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, writeCount, readCount); 13888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 13988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 14088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 14188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 14288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (readCount < (ssize_t) sizeof(buf)) 14388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project break; 14488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 14588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 14688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 14788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 14888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 14988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 15088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Set the permissions, owner, and timestamps on the destination file 15188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * equal to those of the source file. 15288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 15388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Failures here are "soft"; they don't produce warning messages and don't 15488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * cause the cp command to report a failure. 15588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 15688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic int setPermissions(const char* dst, const struct stat* pSrcStat, unsigned int options) 15788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 15888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct utimbuf ut; 15988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 16088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_TIMESTAMPS) { 16188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 16288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Start with timestamps. The access and mod dates are not affected 16388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * by the next operations. 16488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 16588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ut.actime = pSrcStat->st_atime; 16688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ut.modtime = pSrcStat->st_mtime; 16724d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen if (isHiresMtime(pSrcStat)) 16824d22be31cbb1325553db5cf58c714067c8f65ccKan-Ru Chen ut.modtime += 1; 16988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (utime(dst, &ut) != 0) { 17088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- unable to set timestamps on '%s': %s\n", 17188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, strerror(errno))); 17288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 17388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 17488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 17588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_PERMISSIONS) { 17688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 17788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Set the permissions. 17888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 17988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (chmod(dst, pSrcStat->st_mode & ~(S_IFMT)) != 0) { 18088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- unable to set perms on '%s' to 0%o: %s\n", 18188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, pSrcStat->st_mode & ~(S_IFMT), strerror(errno))); 18288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 1836c124d217fb18929842e75db608fcc813b19ba44Elliott Hughes#ifndef _WIN32 18488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 18588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Set the owner. 18688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 18788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (chown(dst, pSrcStat->st_uid, pSrcStat->st_gid) != 0) { 18888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- unable to set owner of '%s' to %d/%d: %s\n", 18988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, pSrcStat->st_uid, pSrcStat->st_gid, strerror(errno))); 19088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 19188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 19288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 19388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 19488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 19588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 19688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 19788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 19888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Copy a regular file. If the destination file exists and is not a 19988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * regular file, we fail. However, we use stat() rather than lstat(), 20088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * because it's okay to write through a symlink (the noDereference stuff 20188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * only applies to the source file). 20288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 20388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * If the file doesn't exist, create it. If it does exist, truncate it. 20488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 20588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic int copyRegular(const char* src, const char* dst, const struct stat* pSrcStat, unsigned int options) 20688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 20788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct stat dstStat; 20888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int srcFd, dstFd, statResult, copyResult; 20988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 21088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- copying regular '%s' to '%s'\n", src, dst)); 21188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 21288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = stat(dst, &dstStat); 21388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0 && !S_ISREG(dstStat.st_mode)) { 21488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 21588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: destination '%s' exists and is not regular file\n", 21688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst); 21788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 21888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else if (statResult != 0 && errno != ENOENT) { 21988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to stat destination '%s'\n", dst); 22088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 22188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 22288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 22388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0) { 22488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (isSameFile(pSrcStat, &dstStat)) { 22588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: '%s' and '%s' are the same file\n", 22688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, dst); 22788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 22888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 22988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_UPDATE_ONLY) { 23088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (!isSourceNewer(pSrcStat, &dstStat)) { 23188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- source is not newer: '%s'\n", src)); 23288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printNotNewerMsg(src, dst, options); 23388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 23488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 23588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 23688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 23788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 23888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* open src */ 23988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcFd = open(src, O_RDONLY | O_BINARY, 0); 24088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (srcFd < 0) { 24188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to open '%s': %s\n", src, strerror(errno)); 24288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 24388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 24488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 24588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* open dest with O_CREAT | O_TRUNC */ 24688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- opening '%s'\n", dst)); 24788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstFd = open(dst, O_CREAT | O_TRUNC | O_WRONLY | O_BINARY, 0644); 24888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 24988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (dstFd < 0) { 25088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (errno == ENOENT) { 25188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* this happens if the target directory doesn't exist */ 25288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 25388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: cannot create '%s': %s\n", dst, strerror(errno)); 25488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(srcFd); 25588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 25688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 25788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 25888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* if "force" is set, try removing the destination file and retry */ 25988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_FORCE) { 26088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (unlink(dst) != 0) { 2616c124d217fb18929842e75db608fcc813b19ba44Elliott Hughes#ifdef _WIN32 26288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* MSVCRT.DLL unlink will fail with EACCESS if the file is set read-only */ 26388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* so try to change its mode, and unlink again */ 26488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (errno == EACCESS) { 26588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (chmod(dst, S_IWRITE|S_IREAD) == 0 && unlink(dst) == 0) 26688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project goto Open_File; 26788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 26888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 26988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to remove '%s': %s\n", 27088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, strerror(errno)); 27188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(srcFd); 27288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 27388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 2746c124d217fb18929842e75db608fcc813b19ba44Elliott Hughes#ifdef _WIN32 27588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project Open_File: 27688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 27788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstFd = open(dst, O_CREAT | O_TRUNC | O_WRONLY | O_BINARY, 0644); 27888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 27988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 28088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (dstFd < 0) { 28188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to open '%s': %s\n", 28288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, strerror(errno)); 28388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(srcFd); 28488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 28588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 28688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 28788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project copyResult = copyFileContents(dst, dstFd, src, srcFd); 28888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 28988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(srcFd); 29088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(dstFd); 29188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (copyResult != 0) 29288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 29388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 29488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#ifdef MACOSX_RSRC 29588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project { 29688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* srcRsrcName = NULL; 29788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* dstRsrcName = NULL; 29888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct stat rsrcStat; 29988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 30088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcRsrcName = malloc(strlen(src) + 5 + 1); 30188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcpy(srcRsrcName, src); 30288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcat(srcRsrcName, "/rsrc"); 30388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 30488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstRsrcName = malloc(strlen(dst) + 5 + 1); 30588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcpy(dstRsrcName, dst); 30688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcat(dstRsrcName, "/rsrc"); 30788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 30888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (stat(srcRsrcName, &rsrcStat) == 0 && rsrcStat.st_size > 0) { 30988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- RSRC: %s --> %s\n", srcRsrcName, dstRsrcName)); 31088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 31188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcFd = open(srcRsrcName, O_RDONLY); 31288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstFd = open(dstRsrcName, O_TRUNC | O_WRONLY, 0); 31388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project copyResult = -1; 31488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (srcFd >= 0 && dstFd >= 0) { 31588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project copyResult = copyFileContents(dstRsrcName, dstFd, 31688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcRsrcName, srcFd); 31788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(srcFd); 31888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(dstFd); 31988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 32088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 32188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (copyResult != 0) 32288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 32388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 32488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 32588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(srcRsrcName); 32688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(dstRsrcName); 32788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 32888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 32988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 33088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project setPermissions(dst, pSrcStat, options); 33188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 33288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printCopyMsg(src, dst, options); 33388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 33488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 33588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 33688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 33788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 33888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 33988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Copy a symlink. This only happens if we're in "no derefence" mode, 34088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * in which we copy the links rather than the files that are pointed at. 34188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 34288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * We always discard the destination file. If it's a symlink already, 34388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * we want to throw it out and replace it. If it's not a symlink, we 34488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * need to trash it so we can create one. 34588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 3465877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughes#if defined(_WIN32) 3475877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughesextern int copySymlink(const char* src, const char* dst, const struct stat* pSrcStat, unsigned int options) __attribute__((error("no symlinks on Windows"))); 3485877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughes#else 34988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic int copySymlink(const char* src, const char* dst, const struct stat* pSrcStat, unsigned int options) 35088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 35188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct stat dstStat; 35288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char linkBuf[PATH_MAX+1]; 35388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int statResult, nameLen; 35488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 35588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project assert(options & COPY_NO_DEREFERENCE); 35688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- copying symlink '%s' to '%s'\n", src, dst)); 35788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 35888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* NOTE: we use lstat() here */ 35988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = lstat(dst, &dstStat); 36088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0 && !S_ISREG(dstStat.st_mode) 36188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project && !S_ISLNK(dstStat.st_mode) 36288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ) 36388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project { 36488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 36588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: destination '%s' exists and is not regular or symlink\n", 36688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst); 36788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 36888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 36988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 37088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0) { 37188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (isSameFile(pSrcStat, &dstStat)) { 37288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: '%s' and '%s' are the same file\n", 37388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, dst); 37488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 37588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 37688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_UPDATE_ONLY) { 37788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (!isSourceNewer(pSrcStat, &dstStat)) { 37888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- source is not newer: '%s'\n", src)); 37988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printNotNewerMsg(src, dst, options); 38088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 38188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 38288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 38388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 38488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 38588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* extract the symlink contents */ 38688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project nameLen = readlink(src, linkBuf, sizeof(linkBuf)-1); 38788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (nameLen <= 0) { 38888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to read symlink '%s': %s\n", 38988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, strerror(errno)); 39088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 39188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 39288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project linkBuf[nameLen] = '\0'; 39388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- creating symlink file '%s' (--> %s)\n", dst, linkBuf)); 39488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 39588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0) { 39688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- removing '%s'\n", dst)); 39788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (unlink(dst) != 0) { 39888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to remove '%s': %s\n", 39988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, strerror(errno)); 40088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 40188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 40288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 40388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 40488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (symlink(linkBuf, dst) != 0) { 40588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to create symlink '%s' [%s]: %s\n", 40688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, linkBuf, strerror(errno)); 40788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 40888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 40988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 41088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 41188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * There's no way to set the file date or access permissions, but 41288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * it is possible to set the owner. 41388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 41488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_PERMISSIONS) { 41588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (lchown(dst, pSrcStat->st_uid, pSrcStat->st_gid) != 0) 41688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- lchown failed: %s\n", strerror(errno))); 41788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 41888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 41988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printCopyMsg(src, dst, options); 42088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 42188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 42288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 4235877c21436816ced9dfc1abade6a9e81c9edb230Elliott Hughes#endif 42488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 42588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 42688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Copy the contents of one directory to another. Both "src" and "dst" 42788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * must be directories. We will create "dst" if it does not exist. 42888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 42988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectint copyDirectory(const char* src, const char* dst, const struct stat* pSrcStat, unsigned int options) 43088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 43188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int retVal = 0; 43288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct stat dstStat; 43388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DIR* dir; 43488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int cc, statResult; 43588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 43688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- copy dir '%s' to '%s'\n", src, dst)); 43788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 43888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = stat(dst, &dstStat); 43988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0 && !S_ISDIR(dstStat.st_mode)) { 44088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 44188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: destination '%s' exists and is not a directory\n", dst); 44288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 44388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else if (statResult != 0 && errno != ENOENT) { 44488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to stat destination '%s'\n", dst); 44588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 44688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 44788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 44888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0) { 44988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (isSameFile(pSrcStat, &dstStat)) { 45088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, 45188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "acp: cannot copy directory into itself ('%s' and '%s')\n", 45288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, dst); 45388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 45488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 45588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else { 45688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- creating dir '%s'\n", dst)); 45788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project cc = mkdir(dst, 0755); 45888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (cc != 0) { 45988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to create directory '%s': %s\n", 46088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst, strerror(errno)); 46188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 46288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 46388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 46488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* only print on mkdir */ 46588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project printCopyMsg(src, dst, options); 46688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 46788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 46888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 46988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Open the directory, and plow through its contents. 47088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 47188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dir = opendir(src); 47288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (dir == NULL) { 47388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to open directory '%s': %s\n", 47488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, strerror(errno)); 47588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return -1; 47688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 47788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 47888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project while (1) { 47988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct dirent* ent; 48088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* srcFile; 48188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* dstFile; 48288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int srcLen, dstLen, nameLen; 48388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 48488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ent = readdir(dir); 48588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (ent == NULL) 48688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project break; 48788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 48888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (strcmp(ent->d_name, ".") == 0 || 48988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcmp(ent->d_name, "..") == 0) 49088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project { 49188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project continue; 49288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 49388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 49488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project nameLen = strlen(ent->d_name); 49588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcLen = strlen(src); 49688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstLen = strlen(dst); 49788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 49888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcFile = malloc(srcLen +1 + nameLen +1); 49988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project memcpy(srcFile, src, srcLen); 50088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcFile[srcLen] = FSSEP; 50188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project memcpy(srcFile + srcLen+1, ent->d_name, nameLen +1); 50288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 50388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstFile = malloc(dstLen +1 + nameLen +1); 50488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project memcpy(dstFile, dst, dstLen); 50588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstFile[dstLen] = FSSEP; 50688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project memcpy(dstFile + dstLen+1, ent->d_name, nameLen +1); 50788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 50888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (copyFileRecursive(srcFile, dstFile, false, options) != 0) 50988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project retVal = -1; /* note failure and keep going */ 51088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 51188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(srcFile); 51288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(dstFile); 51388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 51488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project closedir(dir); 51588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 51688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project setPermissions(dst, pSrcStat, options); 51788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 51888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return retVal; 51988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 52088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 52188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project/* 52288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Do the actual copy. This is called recursively from copyDirectory(). 52388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 52488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * "dst" should only be a directory if "src" is also a directory. 52588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 52688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Returns 0 on success. 52788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 52888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectstatic int copyFileRecursive(const char* src, const char* dst, bool isCmdLine, unsigned int options) 52988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 53088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* srcExe = NULL; 53188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* dstExe = NULL; 53288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char* dstDir = NULL; 53388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project struct stat srcStat; 53488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int retVal = 0; 53588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int statResult, statErrno; 53688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 53788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 53888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Stat the source file. If it doesn't exist, fail. 53988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 54088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_NO_DEREFERENCE) 54188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = lstat(src, &srcStat); 54288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project else 54388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = stat(src, &srcStat); 54488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statErrno = errno; /* preserve across .exe attempt */ 54588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 54688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#ifdef WIN32_EXE 54788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 54888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * Here's the interesting part. Under Cygwin, if you have a file 54988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * called "foo.exe", stat("foo", ...) will succeed, but open("foo", ...) 55088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * will fail. We need to figure out what its name is supposed to be 55188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * so we can create the correct destination file. 55288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 55388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * If we don't have the "-e" flag set, we want "acp foo bar" to fail, 55488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * not automatically find "foo.exe". That way, if we really were 55588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * trying to copy "foo", it doesn't grab something we don't want. 55688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 55788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (isCmdLine && statResult == 0) { 55888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project int tmpFd; 55988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project tmpFd = open(src, O_RDONLY | O_BINARY, 0); 56088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (tmpFd < 0) { 56188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = -1; 56288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statErrno = ENOENT; 56388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else { 56488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project (void) close(tmpFd); 56588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 56688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 56788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 56888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 56988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * If we didn't find the file, try it again with ".exe". 57088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 57188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (isCmdLine && statResult < 0 && statErrno == ENOENT && (options & COPY_TRY_EXE)) { 57288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project srcExe = malloc(strlen(src) + 4 +1); 57388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcpy(srcExe, src); 57488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcat(srcExe, ".exe"); 57588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 57688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (options & COPY_NO_DEREFERENCE) 57788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = lstat(srcExe, &srcStat); 57888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project else 57988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = stat(srcExe, &srcStat); 58088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 58188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0 && !S_ISREG(srcStat.st_mode)) 58288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project statResult = -1; /* fail, use original statErrno below */ 58388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 58488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult == 0) { 58588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* found a .exe, copy that instead */ 58688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dstExe = malloc(strlen(dst) + 4 +1); 58788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcpy(dstExe, dst); 58888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project strcat(dstExe, ".exe"); 58988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 59088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src = srcExe; 59188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project dst = dstExe; 59288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else { 59388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project DBUG(("--- couldn't find '%s' either\n", srcExe)); 59488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 59588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 59688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 59788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statResult < 0) { 59888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (statErrno == ENOENT) 59988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: file '%s' does not exist\n", src); 60088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project else 60188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: unable to stat '%s': %s\n", 60288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, strerror(statErrno)); 60388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project retVal = -1; 60488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project goto bail; 60588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 60688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 60788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project /* 60888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * If "src" is a directory, ignore it if "recursive" isn't set. 60988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * 61088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * We want to create "dst" as a directory (or verify that it already 61188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project * exists as a directory), and then copy its contents. 61288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project */ 61388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (S_ISDIR(srcStat.st_mode)) { 61488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (!(options & COPY_RECURSIVE)) { 61588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: omitting directory '%s'\n", src); 61688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else { 61788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project retVal = copyDirectory(src, dst, &srcStat, options); 61888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 61988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else if (S_ISLNK(srcStat.st_mode)) { 62088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project retVal = copySymlink(src, dst, &srcStat, options); 62188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else if (S_ISREG(srcStat.st_mode)) { 62288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project retVal = copyRegular(src, dst, &srcStat, options); 62388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } else { 62488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "acp: skipping unusual file '%s' (mode=0%o)\n", 62588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project src, srcStat.st_mode); 62688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project retVal = -1; 62788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 62888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 62988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectbail: 63088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(srcExe); 63188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(dstExe); 63288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project free(dstDir); 63388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return retVal; 63488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 63588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 63688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectint copyFile(const char* src, const char* dst, unsigned int options) 63788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 63888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return copyFileRecursive(src, dst, true, options); 63988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 64088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 64188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 642