diff options
Diffstat (limited to 'src/nix.c')
| -rw-r--r-- | src/nix.c | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/src/nix.c b/src/nix.c deleted file mode 100644 index e8b18934b9c8..000000000000 --- a/src/nix.c +++ /dev/null @@ -1,314 +0,0 @@ -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <sys/wait.h> - -#include <db4/db.h> - - -#define PKGINFO_PATH "/pkg/sys/var/pkginfo" - - -typedef enum {true = 1, false = 0} bool; - - -static char * prog; -static char * dbfile = PKGINFO_PATH; - - -DB * openDB(char * dbname, bool readonly) -{ - int err; - DB * db; - - err = db_create(&db, 0, 0); - if (err) { - fprintf(stderr, "error creating db handle: %s\n", - db_strerror(err)); - return 0; - } - - err = db->open(db, dbfile, dbname, - DB_HASH, readonly ? DB_RDONLY : DB_CREATE, 0666); - if (err) { - fprintf(stderr, "creating opening %s: %s\n", - dbfile, db_strerror(err)); - db->close(db, 0); - return 0; - } - - return db; -} - - -bool queryDB(char * dbname, char * key, char * * data) -{ - DB * db = 0; - DBT kt, dt; - int err; - - db = openDB(dbname, true); - if (!db) goto bad; - - *data = 0; - - memset(&kt, 0, sizeof(kt)); - memset(&dt, 0, sizeof(dt)); - kt.size = strlen(key); - kt.data = key; - - err = db->get(db, 0, &kt, &dt, 0); - if (!err) { - *data = malloc(dt.size + 1); - memcpy(*data, dt.data, dt.size); - (*data)[dt.size] = 0; - } else if (err != DB_NOTFOUND) { - fprintf(stderr, "creating opening %s: %s\n", - dbfile, db_strerror(err)); - goto bad; - } - - db->close(db, 0); - return true; - - bad: - if (db) db->close(db, 0); - return false; -} - - -bool setDB(char * dbname, char * key, char * data) -{ - DB * db = 0; - DBT kt, dt; - int err; - - db = openDB(dbname, false); - if (!db) goto bad; - - memset(&kt, 0, sizeof(kt)); - memset(&dt, 0, sizeof(dt)); - kt.size = strlen(key); - kt.data = key; - dt.size = strlen(data); - dt.data = data; - - err = db->put(db, 0, &kt, &dt, 0); - if (err) { - fprintf(stderr, "error storing data in %s: %s\n", - dbfile, db_strerror(err)); - goto bad; - } - - db->close(db, 0); - return true; - - bad: - if (db) db->close(db, 0); - return false; -} - - -bool delDB(char * dbname, char * key) -{ - DB * db = 0; - DBT kt; - int err; - - db = openDB(dbname, false); - if (!db) goto bad; - - memset(&kt, 0, sizeof(kt)); - kt.size = strlen(key); - kt.data = key; - - err = db->del(db, 0, &kt, 0); - if (err) { - fprintf(stderr, "error deleting data from %s: %s\n", - dbfile, db_strerror(err)); - goto bad; - } - - db->close(db, 0); - return true; - - bad: - if (db) db->close(db, 0); - return false; -} - - -bool getPkg(int argc, char * * argv) -{ - char * pkg; - char * src = 0; - char * inst = 0; - char inst2[1024]; - char cmd[2048]; - int res; - - if (argc != 1) { - fprintf(stderr, "arguments missing in get-pkg\n"); - return false; - } - - pkg = argv[0]; - - if (!queryDB("pkginst", pkg, &inst)) return false; - - if (inst) { - printf("%s\n", inst); - free(inst); - } else { - - fprintf(stderr, "package %s is not yet installed\n", pkg); - - if (!queryDB("pkgsrc", pkg, &src)) return false; - - if (!src) { - fprintf(stderr, "source of package %s is not known\n", pkg); - return false; - } - - if (snprintf(inst2, sizeof(inst2), "/pkg/%s", pkg) >= sizeof(inst2)) { - fprintf(stderr, "buffer overflow\n"); - free(src); - return false; - } - - if (snprintf(cmd, sizeof(cmd), "rsync -a \"%s\"/ \"%s\"", - src, inst2) >= sizeof(cmd)) - { - fprintf(stderr, "buffer overflow\n"); - free(src); - return false; - } - - res = system(cmd); - if (!WIFEXITED(res) || WEXITSTATUS(res) != 0) { - fprintf(stderr, "unable to copy sources\n"); - free(src); - return false; - } - - if (chdir(inst2)) { - fprintf(stderr, "unable to chdir to package directory\n"); - free(src); - return false; - } - - /* Prepare for building. Clean the environment so that the - build process does not inherit things it shouldn't. */ - setenv("PATH", "/pkg/sys/bin", 1); - - res = system("./buildme"); - if (!WIFEXITED(res) || WEXITSTATUS(res) != 0) { - fprintf(stderr, "unable to build package\n"); - free(src); - return false; - } - - setDB("pkginst", pkg, inst2); - - free(src); - - printf("%s\n", inst2); - } - - return true; -} - - -bool registerPkg(int argc, char * * argv) -{ - char * pkg; - char * src; - - if (argc != 2) { - fprintf(stderr, "arguments missing in register-pkg\n"); - return false; - } - - pkg = argv[0]; - src = argv[1]; - - return setDB("pkgsrc", pkg, src); -} - - -/* This is primarily used for bootstrapping. */ -bool registerInstalledPkg(int argc, char * * argv) -{ - char * pkg; - char * inst; - - if (argc != 2) { - fprintf(stderr, "arguments missing in register-installed-pkg\n"); - return false; - } - - pkg = argv[0]; - inst = argv[1]; - - if (strcmp(inst, "") == 0) - return delDB("pkginst", pkg); - else - return setDB("pkginst", pkg, inst); -} - - -bool run(int argc, char * * argv) -{ - char * cmd; - - if (argc < 1) { - fprintf(stderr, "command not specified\n"); - return false; - } - - cmd = argv[0]; - argc--, argv++; - - if (strcmp(cmd, "get-pkg") == 0) - return getPkg(argc, argv); - else if (strcmp(cmd, "register-pkg") == 0) - return registerPkg(argc, argv); - else if (strcmp(cmd, "register-installed-pkg") == 0) - return registerInstalledPkg(argc, argv); - else { - fprintf(stderr, "unknown command: %s\n", cmd); - return false; - } -} - - -int main(int argc, char * * argv) -{ - int c; - - prog = argv[0]; - - while ((c = getopt(argc, argv, "d:")) != EOF) { - - switch (c) { - - case 'd': - dbfile = optarg; - break; - - default: - fprintf(stderr, "unknown option\n"); - break; - } - - } - - argc -= optind, argv += optind; - - if (!run(argc, argv)) - return 1; - else - return 0; -} |