From e83c5163316f89bfbde7d9ab23ca2e25604af290 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Thu, 7 Apr 2005 15:13:13 -0700 Subject: Initial revision of "git", the information manager from hell --- init-db.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 init-db.c (limited to 'init-db.c') diff --git a/init-db.c b/init-db.c new file mode 100644 index 0000000000..25dc13fe10 --- /dev/null +++ b/init-db.c @@ -0,0 +1,51 @@ +#include "cache.h" + +int main(int argc, char **argv) +{ + char *sha1_dir = getenv(DB_ENVIRONMENT), *path; + int len, i, fd; + + if (mkdir(".dircache", 0700) < 0) { + perror("unable to create .dircache"); + exit(1); + } + + /* + * If you want to, you can share the DB area with any number of branches. + * That has advantages: you can save space by sharing all the SHA1 objects. + * On the other hand, it might just make lookup slower and messier. You + * be the judge. + */ + sha1_dir = getenv(DB_ENVIRONMENT); + if (sha1_dir) { + struct stat st; + if (!stat(sha1_dir, &st) < 0 && S_ISDIR(st.st_mode)) + return; + fprintf(stderr, "DB_ENVIRONMENT set to bad directory %s: ", sha1_dir); + } + + /* + * The default case is to have a DB per managed directory. + */ + sha1_dir = DEFAULT_DB_ENVIRONMENT; + fprintf(stderr, "defaulting to private storage area\n"); + len = strlen(sha1_dir); + if (mkdir(sha1_dir, 0700) < 0) { + if (errno != EEXIST) { + perror(sha1_dir); + exit(1); + } + } + path = malloc(len + 40); + memcpy(path, sha1_dir, len); + for (i = 0; i < 256; i++) { + sprintf(path+len, "/%02x", i); + if (mkdir(path, 0700) < 0) { + if (errno != EEXIST) { + perror(path); + exit(1); + } + } + } + return 0; +} -- cgit v1.3-5-g9baa