| index : pacman | |
| Archlinux32 fork of pacman | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | lib/libalpm/add.c | 98 |
diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c index 6c2f0cb6..d66ab934 100644 --- a/lib/libalpm/add.c +++ b/lib/libalpm/add.c @@ -22,7 +22,6 @@ #include <stdlib.h> #include <errno.h> -#include <time.h> #include <string.h> #include <limits.h> #include <fcntl.h> @@ -132,6 +131,18 @@ static int perform_extraction(alpm_handle_t *handle, struct archive *archive, return 0; } +static int try_rename(alpm_handle_t *handle, const char *src, const char *dest) +{ + if(rename(src, dest)) { + _alpm_log(handle, ALPM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), + src, dest, strerror(errno)); + alpm_logaction(handle, "error: could not rename %s to %s (%s)\n", + src, dest, strerror(errno)); + return 1; + } + return 0; +} + static int extract_single_file(alpm_handle_t *handle, struct archive *archive, struct archive_entry *entry, alpm_pkg_t *newpkg, alpm_pkg_t *oldpkg) { @@ -146,8 +157,6 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, entryname = archive_entry_pathname(entry); entrymode = archive_entry_mode(entry); - memset(filename, 0, PATH_MAX); /* just to be sure */ - if(strcmp(entryname, ".INSTALL") == 0) { /* the install script goes inside the db */ snprintf(filename, PATH_MAX, "%s%s-%s/install", @@ -282,17 +291,18 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, STRDUP(entryname_orig, entryname, RET_ERR(handle, ALPM_ERR_MEMORY, -1)); if(needbackup) { - char checkfile[PATH_MAX]; + char *checkfile; char *hash_local = NULL, *hash_pkg = NULL; - int ret; + size_t len; - snprintf(checkfile, PATH_MAX, "%s.paccheck", filename); + len = strlen(filename) + 10; + MALLOC(checkfile, len, + errors++; handle->pm_errno = ALPM_ERR_MEMORY; goto needbackup_cleanup); + snprintf(checkfile, len, "%s.paccheck", filename); - ret = perform_extraction(handle, archive, entry, checkfile, entryname_orig); - if(ret == 1) { - /* error */ - FREE(entryname_orig); - return 1; + if(perform_extraction(handle, archive, entry, checkfile, entryname_orig)) { + errors++; + goto needbackup_cleanup; } hash_local = alpm_compute_md5sum(filename); @@ -320,29 +330,26 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, if(hash_local && hash_pkg && strcmp(hash_local, hash_pkg) != 0) { /* looks like we have a local file that has a different hash as the * file in the package, move it to a .pacorig */ - char newpath[PATH_MAX]; - snprintf(newpath, PATH_MAX, "%s.pacorig", filename); + char *newpath; + size_t newlen = strlen(filename) + 9; + MALLOC(newpath, newlen, + errors++; handle->pm_errno = ALPM_ERR_MEMORY; goto needbackup_cleanup); + snprintf(newpath, newlen, "%s.pacorig", filename); /* move the existing file to the "pacorig" */ - if(rename(filename, newpath)) { - _alpm_log(handle, ALPM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), - filename, newpath, strerror(errno)); - alpm_logaction(handle, "error: could not rename %s to %s (%s)\n", - filename, newpath, strerror(errno)); + if(try_rename(handle, filename, newpath)) { + errors++; errors++; } else { /* rename the file we extracted to the real name */ - if(rename(checkfile, filename)) { - _alpm_log(handle, ALPM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), - checkfile, filename, strerror(errno)); - alpm_logaction(handle, "error: could not rename %s to %s (%s)\n", - checkfile, filename, strerror(errno)); + if(try_rename(handle, checkfile, filename)) { errors++; } else { _alpm_log(handle, ALPM_LOG_WARNING, _("%s saved as %s\n"), filename, newpath); alpm_logaction(handle, "warning: %s saved as %s\n", filename, newpath); } } + free(newpath); } else { /* local file is identical to pkg one, so just remove pkg one */ unlink(checkfile); @@ -356,11 +363,7 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, _alpm_log(handle, ALPM_LOG_DEBUG, "action: installing new file: %s\n", entryname_orig); - if(rename(checkfile, filename)) { - _alpm_log(handle, ALPM_LOG_ERROR, _("could not rename %s to %s (%s)\n"), - checkfile, filename, strerror(errno)); - alpm_logaction(handle, "error: could not rename %s to %s (%s)\n", - checkfile, filename, strerror(errno)); + if(try_rename(handle, checkfile, filename)) { errors++; } } else { @@ -382,29 +385,30 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, _alpm_log(handle, ALPM_LOG_DEBUG, "action: leaving existing file in place\n"); unlink(checkfile); } else { - char newpath[PATH_MAX]; + char *newpath; + size_t newlen = strlen(filename) + 8; _alpm_log(handle, ALPM_LOG_DEBUG, "action: keeping current file and installing" " new one with .pacnew ending\n"); - snprintf(newpath, PATH_MAX, "%s.pacnew", filename); - if(rename(checkfile, newpath)) { - _alpm_log(handle, ALPM_LOG_ERROR, _("could not install %s as %s (%s)\n"), - filename, newpath, strerror(errno)); - alpm_logaction(handle, "error: could not install %s as %s (%s)\n", - filename, newpath, strerror(errno)); + MALLOC(newpath, newlen, + errors++; handle->pm_errno = ALPM_ERR_MEMORY; goto needbackup_cleanup); + snprintf(newpath, newlen, "%s.pacnew", filename); + if(try_rename(handle, checkfile, newpath)) { + errors++; } else { _alpm_log(handle, ALPM_LOG_WARNING, _("%s installed as %s\n"), filename, newpath); alpm_logaction(handle, "warning: %s installed as %s\n", filename, newpath); } + free(newpath); } } - FREE(hash_local); - FREE(hash_pkg); +needbackup_cleanup: + free(checkfile); + free(hash_local); + free(hash_pkg); } else { - int ret; - /* we didn't need a backup */ if(notouch) { /* change the path to a .pacnew extension */ @@ -423,11 +427,11 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, unlink(filename); } - ret = perform_extraction(handle, archive, entry, filename, entryname_orig); - if(ret == 1) { + if(perform_extraction(handle, archive, entry, filename, entryname_orig)) { /* error */ - FREE(entryname_orig); - return 1; + free(entryname_orig); + errors++; + return errors; } /* calculate an hash if this is in newpkg's backup */ @@ -444,7 +448,7 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive, backup->hash = newhash; } } - FREE(entryname_orig); + free(entryname_orig); return errors; } @@ -543,9 +547,7 @@ static int commit_single_pkg(alpm_handle_t *handle, alpm_pkg_t *newpkg, } /* save the cwd so we can restore it later */ - do { - cwdfd = open(".", O_RDONLY); - } while(cwdfd == -1 && errno == EINTR); + OPEN(cwdfd, ".", O_RDONLY); if(cwdfd < 0) { _alpm_log(handle, ALPM_LOG_ERROR, _("could not get current working directory\n")); } @@ -602,7 +604,7 @@ static int commit_single_pkg(alpm_handle_t *handle, alpm_pkg_t *newpkg, _alpm_log(handle, ALPM_LOG_ERROR, _("could not restore working directory (%s)\n"), strerror(errno)); } - close(cwdfd); + CLOSE(cwdfd); } if(errors) { |