diff options
Diffstat (limited to 'lib/libalpm')
| -rw-r--r-- | lib/libalpm/add.c | 64 |
1 files changed, 35 insertions, 29 deletions
diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c index 6795d522..f759e7de 100644 --- a/lib/libalpm/add.c +++ b/lib/libalpm/add.c @@ -434,20 +434,14 @@ static int extract_single_file(struct archive *archive, } if(needbackup) { - char *tempfile; + char checkfile[PATH_MAX]; char *hash_local = NULL, *hash_pkg = NULL; - int fd; int ret; - /* extract the package's version to a temporary file and checksum it */ - STRDUP(tempfile, "/tmp/alpm_XXXXXX", RET_ERR(PM_ERR_MEMORY, -1)); - fd = mkstemp(tempfile); - if(fd == -1) { - RET_ERR(PM_ERR_SYSTEM, -1); - } + snprintf(checkfile, PATH_MAX, "%s.paccheck", filename); + archive_entry_set_pathname(entry, checkfile); - ret = archive_read_data_into_fd(archive, fd); - close(fd); + ret = archive_read_extract(archive, entry, archive_flags); if(ret == ARCHIVE_WARN) { /* operation succeeded but a non-critical error was encountered */ _alpm_log(PM_LOG_DEBUG, "warning extracting %s (%s)\n", @@ -457,14 +451,12 @@ static int extract_single_file(struct archive *archive, entryname, archive_error_string(archive)); alpm_logaction("error: could not extract %s (%s)\n", entryname, archive_error_string(archive)); - unlink(tempfile); - FREE(tempfile); FREE(hash_orig); return(1); } hash_local = alpm_get_md5sum(filename); - hash_pkg = alpm_get_md5sum(tempfile); + hash_pkg = alpm_get_md5sum(checkfile); /* append the new md5 hash to it's respective entry * in newpkg's backup (it will be the new orginal) */ @@ -500,14 +492,18 @@ static int extract_single_file(struct archive *archive, /* move the existing file to the "pacorig" */ if(rename(filename, newpath)) { - _alpm_log(PM_LOG_ERROR, _("could not rename %s (%s)\n"), filename, strerror(errno)); - alpm_logaction("error: could not rename %s (%s)\n", filename, strerror(errno)); + _alpm_log(PM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), + filename, newpath, strerror(errno)); + alpm_logaction("error: could not rename %s to %s (%s)\n", + filename, newpath, strerror(errno)); errors++; } else { - /* copy the tempfile we extracted to the real path */ - if(_alpm_copyfile(tempfile, filename)) { - _alpm_log(PM_LOG_ERROR, _("could not copy tempfile to %s (%s)\n"), filename, strerror(errno)); - alpm_logaction("error: could not copy tempfile to %s (%s)\n", filename, strerror(errno)); + /* rename the file we extracted to the real name */ + if(rename(checkfile, filename)) { + _alpm_log(PM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), + checkfile, filename, strerror(errno)); + alpm_logaction("error: could not rename %s to %s (%s)\n", + checkfile, filename, strerror(errno)); errors++; } else { _alpm_log(PM_LOG_WARNING, _("%s saved as %s\n"), filename, newpath); @@ -524,35 +520,45 @@ static int extract_single_file(struct archive *archive, _alpm_log(PM_LOG_DEBUG, "action: installing new file: %s\n", entryname); - if(_alpm_copyfile(tempfile, filename)) { - _alpm_log(PM_LOG_ERROR, _("could not copy tempfile to %s (%s)\n"), filename, strerror(errno)); + if(rename(checkfile, filename)) { + _alpm_log(PM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), + checkfile, filename, strerror(errno)); + alpm_logaction("error: could not rename %s to %s (%s)\n", + checkfile, filename, strerror(errno)); errors++; } } else { /* there's no sense in installing the same file twice, install * ONLY is the original and package hashes differ */ _alpm_log(PM_LOG_DEBUG, "action: leaving existing file in place\n"); + unlink(checkfile); } } else if(strcmp(hash_orig, hash_pkg) == 0) { /* originally installed file and new file are the same - this * implies the case above failed - i.e. the file was changed by a * user */ _alpm_log(PM_LOG_DEBUG, "action: leaving existing file in place\n"); + unlink(checkfile); } else if(strcmp(hash_local, hash_pkg) == 0) { /* this would be magical. The above two cases failed, but the * user changes just so happened to make the new file exactly the * same as the one in the package... skip it */ _alpm_log(PM_LOG_DEBUG, "action: leaving existing file in place\n"); + unlink(checkfile); } else { char newpath[PATH_MAX]; _alpm_log(PM_LOG_DEBUG, "action: keeping current file and installing new one with .pacnew ending\n"); snprintf(newpath, PATH_MAX, "%s.pacnew", filename); - if(_alpm_copyfile(tempfile, newpath)) { - _alpm_log(PM_LOG_ERROR, _("could not install %s as %s: %s\n"), filename, newpath, strerror(errno)); - alpm_logaction("error: could not install %s as %s: %s\n", filename, newpath, strerror(errno)); + if(rename(checkfile, newpath)) { + _alpm_log(PM_LOG_ERROR, _("could not install %s as %s (%s)\n"), + filename, newpath, strerror(errno)); + alpm_logaction("error: could not install %s as %s (%s)\n", + filename, newpath, strerror(errno)); } else { - _alpm_log(PM_LOG_WARNING, _("%s installed as %s\n"), filename, newpath); - alpm_logaction("warning: %s installed as %s\n", filename, newpath); + _alpm_log(PM_LOG_WARNING, _("%s installed as %s\n"), + filename, newpath); + alpm_logaction("warning: %s installed as %s\n", + filename, newpath); } } } @@ -560,9 +566,9 @@ static int extract_single_file(struct archive *archive, FREE(hash_local); FREE(hash_pkg); FREE(hash_orig); - unlink(tempfile); - FREE(tempfile); } else { + int ret; + /* we didn't need a backup */ if(notouch) { /* change the path to a .pacnew extension */ @@ -583,7 +589,7 @@ static int extract_single_file(struct archive *archive, archive_entry_set_pathname(entry, filename); - int ret = archive_read_extract(archive, entry, archive_flags); + ret = archive_read_extract(archive, entry, archive_flags); if(ret == ARCHIVE_WARN) { /* operation succeeded but a non-critical error was encountered */ _alpm_log(PM_LOG_DEBUG, "warning extracting %s (%s)\n", |