From 87e72f9f7f22f082346013e4fdd02cb2b622ab23 Mon Sep 17 00:00:00 2001 From: June McEnroe Date: Mon, 14 Feb 2022 22:44:50 -0500 Subject: Remove cgit My fork of cgit is now . --- www/git.causal.agency/cgit/filter.c | 222 ------------------------------------ 1 file changed, 222 deletions(-) delete mode 100644 www/git.causal.agency/cgit/filter.c (limited to 'www/git.causal.agency/cgit/filter.c') diff --git a/www/git.causal.agency/cgit/filter.c b/www/git.causal.agency/cgit/filter.c deleted file mode 100644 index 2b6c838e..00000000 --- a/www/git.causal.agency/cgit/filter.c +++ /dev/null @@ -1,222 +0,0 @@ -/* filter.c: filter framework functions - * - * Copyright (C) 2006-2014 cgit Development Team - * - * Licensed under GNU General Public License v2 - * (see COPYING for full license text) - */ - -#include "cgit.h" -#include "html.h" - -static inline void reap_filter(struct cgit_filter *filter) -{ - if (filter && filter->cleanup) - filter->cleanup(filter); -} - -void cgit_cleanup_filters(void) -{ - int i; - reap_filter(ctx.cfg.about_filter); - reap_filter(ctx.cfg.commit_filter); - reap_filter(ctx.cfg.source_filter); - reap_filter(ctx.cfg.email_filter); - reap_filter(ctx.cfg.owner_filter); - reap_filter(ctx.cfg.auth_filter); - for (i = 0; i < cgit_repolist.count; ++i) { - reap_filter(cgit_repolist.repos[i].about_filter); - reap_filter(cgit_repolist.repos[i].commit_filter); - reap_filter(cgit_repolist.repos[i].source_filter); - reap_filter(cgit_repolist.repos[i].email_filter); - reap_filter(cgit_repolist.repos[i].owner_filter); - } -} - -static int open_exec_filter(struct cgit_filter *base, va_list ap) -{ - struct cgit_exec_filter *filter = (struct cgit_exec_filter *)base; - int pipe_fh[2]; - int i; - - for (i = 0; i < filter->base.argument_count; i++) - filter->argv[i + 1] = va_arg(ap, char *); - - chk_zero(fflush(stdout), "unable to flush STDOUT"); - filter->old_stdout = chk_positive(dup(STDOUT_FILENO), - "Unable to duplicate STDOUT"); - chk_zero(pipe(pipe_fh), "Unable to create pipe to subprocess"); - filter->pid = chk_non_negative(fork(), "Unable to create subprocess"); - if (filter->pid == 0) { - close(pipe_fh[1]); - chk_non_negative(dup2(pipe_fh[0], STDIN_FILENO), - "Unable to use pipe as STDIN"); - execvp(filter->cmd, filter->argv); - die_errno("Unable to exec subprocess %s", filter->cmd); - } - close(pipe_fh[0]); - chk_non_negative(dup2(pipe_fh[1], STDOUT_FILENO), - "Unable to use pipe as STDOUT"); - close(pipe_fh[1]); - return 0; -} - -static int close_exec_filter(struct cgit_filter *base) -{ - struct cgit_exec_filter *filter = (struct cgit_exec_filter *)base; - int i, exit_status = 0; - - chk_zero(fflush(stdout), "unable to flush STDOUT"); - chk_non_negative(dup2(filter->old_stdout, STDOUT_FILENO), - "Unable to restore STDOUT"); - close(filter->old_stdout); - if (filter->pid < 0) - goto done; - waitpid(filter->pid, &exit_status, 0); - if (WIFEXITED(exit_status)) - goto done; - die("Subprocess %s exited abnormally", filter->cmd); - -done: - for (i = 0; i < filter->base.argument_count; i++) - filter->argv[i + 1] = NULL; - return WEXITSTATUS(exit_status); - -} - -static void fprintf_exec_filter(struct cgit_filter *base, FILE *f, const char *prefix) -{ - struct cgit_exec_filter *filter = (struct cgit_exec_filter *)base; - fprintf(f, "%sexec:%s\n", prefix, filter->cmd); -} - -static void cleanup_exec_filter(struct cgit_filter *base) -{ - struct cgit_exec_filter *filter = (struct cgit_exec_filter *)base; - if (filter->argv) { - free(filter->argv); - filter->argv = NULL; - } - if (filter->cmd) { - free(filter->cmd); - filter->cmd = NULL; - } -} - -static struct cgit_filter *new_exec_filter(const char *cmd, int argument_count) -{ - struct cgit_exec_filter *f; - int args_size = 0; - - f = xmalloc(sizeof(*f)); - /* We leave argv for now and assign it below. */ - cgit_exec_filter_init(f, xstrdup(cmd), NULL); - f->base.argument_count = argument_count; - args_size = (2 + argument_count) * sizeof(char *); - f->argv = xmalloc(args_size); - memset(f->argv, 0, args_size); - f->argv[0] = f->cmd; - return &f->base; -} - -void cgit_exec_filter_init(struct cgit_exec_filter *filter, char *cmd, char **argv) -{ - memset(filter, 0, sizeof(*filter)); - filter->base.open = open_exec_filter; - filter->base.close = close_exec_filter; - filter->base.fprintf = fprintf_exec_filter; - filter->base.cleanup = cleanup_exec_filter; - filter->cmd = cmd; - filter->argv = argv; - /* The argument count for open_filter is zero by default, unless called from new_filter, above. */ - filter->base.argument_count = 0; -} - -int cgit_open_filter(struct cgit_filter *filter, ...) -{ - int result; - va_list ap; - if (!filter) - return 0; - va_start(ap, filter); - result = filter->open(filter, ap); - va_end(ap); - return result; -} - -int cgit_close_filter(struct cgit_filter *filter) -{ - if (!filter) - return 0; - return filter->close(filter); -} - -void cgit_fprintf_filter(struct cgit_filter *filter, FILE *f, const char *prefix) -{ - filter->fprintf(filter, f, prefix); -} - - - -static const struct { - const char *prefix; - struct cgit_filter *(*ctor)(const char *cmd, int argument_count); -} filter_specs[] = { - { "exec", new_exec_filter }, -}; - -struct cgit_filter *cgit_new_filter(const char *cmd, filter_type filtertype) -{ - char *colon; - int i; - size_t len; - int argument_count; - - if (!cmd || !cmd[0]) - return NULL; - - colon = strchr(cmd, ':'); - len = colon - cmd; - /* - * In case we're running on Windows, don't allow a single letter before - * the colon. - */ - if (len == 1) - colon = NULL; - - switch (filtertype) { - case AUTH: - argument_count = 12; - break; - - case EMAIL: - argument_count = 2; - break; - - case OWNER: - argument_count = 0; - break; - - case SOURCE: - case ABOUT: - argument_count = 1; - break; - - case COMMIT: - default: - argument_count = 0; - break; - } - - /* If no prefix is given, exec filter is the default. */ - if (!colon) - return new_exec_filter(cmd, argument_count); - - for (i = 0; i < ARRAY_SIZE(filter_specs); i++) { - if (len == strlen(filter_specs[i].prefix) && - !strncmp(filter_specs[i].prefix, cmd, len)) - return filter_specs[i].ctor(colon + 1, argument_count); - } - - die("Invalid filter type: %.*s", (int) len, cmd); -} -- cgit 1.4.1