author | Lars Hjemli <hjemli@gmail.com> | 2009-01-11 11:22:31 (UTC) |
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committer | Lars Hjemli <hjemli@gmail.com> | 2009-01-11 11:22:31 (UTC) |
commit | 7f7c1ddd37f7286afc02fa06bf4f62cfa4e9ee12 (patch) (side-by-side diff) | |
tree | fb96c654c08d8f0a0927ad8bdced60954b4adb53 /ui-snapshot.c | |
parent | ef688e16f05a5a3438e63645852c436fe33fab71 (diff) | |
parent | ed77b2e0bff52a44ce1e5bd64e1c784a9c2fa82f (diff) | |
download | cgit-7f7c1ddd37f7286afc02fa06bf4f62cfa4e9ee12.zip cgit-7f7c1ddd37f7286afc02fa06bf4f62cfa4e9ee12.tar.gz cgit-7f7c1ddd37f7286afc02fa06bf4f62cfa4e9ee12.tar.bz2 |
Merge branch 'lh/mimetypes'
-rw-r--r-- | ui-snapshot.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/ui-snapshot.c b/ui-snapshot.c index 6f09151..5f813fc 100644 --- a/ui-snapshot.c +++ b/ui-snapshot.c @@ -1,126 +1,126 @@ /* ui-snapshot.c: generate snapshot of a commit * * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ #include "cgit.h" #include "html.h" #include "ui-shared.h" static int write_compressed_tar_archive(struct archiver_args *args,const char *filter) { int rw[2]; pid_t gzpid; int stdout2; int status; int rv; stdout2 = chk_non_negative(dup(STDIN_FILENO), "Preserving STDOUT before compressing"); chk_zero(pipe(rw), "Opening pipe from compressor subprocess"); gzpid = chk_non_negative(fork(), "Forking compressor subprocess"); if(gzpid==0) { /* child */ chk_zero(close(rw[1]), "Closing write end of pipe in child"); chk_zero(close(STDIN_FILENO), "Closing STDIN"); chk_non_negative(dup2(rw[0],STDIN_FILENO), "Redirecting compressor input to stdin"); execlp(filter,filter,NULL); _exit(-1); } /* parent */ chk_zero(close(rw[0]), "Closing read end of pipe"); chk_non_negative(dup2(rw[1],STDOUT_FILENO), "Redirecting output to compressor"); rv = write_tar_archive(args); chk_zero(close(STDOUT_FILENO), "Closing STDOUT redirected to compressor"); chk_non_negative(dup2(stdout2,STDOUT_FILENO), "Restoring uncompressed STDOUT"); chk_zero(close(stdout2), "Closing uncompressed STDOUT"); chk_zero(close(rw[1]), "Closing write end of pipe in parent"); chk_positive(waitpid(gzpid,&status,0), "Waiting on compressor process"); if(! ( WIFEXITED(status) && WEXITSTATUS(status)==0 ) ) cgit_print_error("Failed to compress archive"); return rv; } static int write_tar_gzip_archive(struct archiver_args *args) { return write_compressed_tar_archive(args,"gzip"); } static int write_tar_bzip2_archive(struct archiver_args *args) { return write_compressed_tar_archive(args,"bzip2"); } const struct cgit_snapshot_format cgit_snapshot_formats[] = { { ".zip", "application/x-zip", write_zip_archive, 0x1 }, - { ".tar.gz", "application/x-tar", write_tar_gzip_archive, 0x2 }, - { ".tar.bz2", "application/x-tar", write_tar_bzip2_archive, 0x4 }, + { ".tar.gz", "application/x-gzip", write_tar_gzip_archive, 0x2 }, + { ".tar.bz2", "application/x-bzip2", write_tar_bzip2_archive, 0x4 }, { ".tar", "application/x-tar", write_tar_archive, 0x8 }, {} }; static const struct cgit_snapshot_format *get_format(const char *filename) { const struct cgit_snapshot_format *fmt; int fl, sl; fl = strlen(filename); for(fmt = cgit_snapshot_formats; fmt->suffix; fmt++) { sl = strlen(fmt->suffix); if (sl >= fl) continue; if (!strcmp(fmt->suffix, filename + fl - sl)) return fmt; } return NULL; } static int make_snapshot(const struct cgit_snapshot_format *format, const char *hex, const char *prefix, const char *filename) { struct archiver_args args; struct commit *commit; unsigned char sha1[20]; if(get_sha1(hex, sha1)) { cgit_print_error(fmt("Bad object id: %s", hex)); return 1; } commit = lookup_commit_reference(sha1); if(!commit) { cgit_print_error(fmt("Not a commit reference: %s", hex)); return 1; } memset(&args, 0, sizeof(args)); if (prefix) { args.base = fmt("%s/", prefix); args.baselen = strlen(prefix) + 1; } else { args.base = ""; args.baselen = 0; } args.tree = commit->tree; args.time = commit->date; ctx.page.mimetype = xstrdup(format->mimetype); ctx.page.filename = xstrdup(filename); cgit_print_http_headers(&ctx); format->write_func(&args); return 0; } /* Try to guess the requested revision from the requested snapshot name. * First the format extension is stripped, e.g. "cgit-0.7.2.tar.gz" become * "cgit-0.7.2". If this is a valid commit object name we've got a winner. * Otherwise, if the snapshot name has a prefix matching the result from * repo_basename(), we strip the basename and any following '-' and '_' * characters ("cgit-0.7.2" -> "0.7.2") and check the resulting name once * more. If this still isn't a valid commit object name, we check if pre- * pending a 'v' to the remaining snapshot name ("0.7.2" -> "v0.7.2") gives * us something valid. */ |