diff options
Diffstat (limited to 'src/blogc-make/exec-native.c')
| -rw-r--r-- | src/blogc-make/exec-native.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/src/blogc-make/exec-native.c b/src/blogc-make/exec-native.c deleted file mode 100644 index 6d7f58f..0000000 --- a/src/blogc-make/exec-native.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - * blogc: A blog compiler. - * Copyright (C) 2014-2020 Rafael G. Martins <rafael@rafaelmartins.eng.br> - * - * This program can be distributed under the terms of the BSD License. - * See the file LICENSE. - */ - -#include <stdbool.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <sys/stat.h> -#include <dirent.h> -#include <fcntl.h> -#include <unistd.h> -#include <libgen.h> -#include <errno.h> -#include "../common/error.h" -#include "../common/file.h" -#include "../common/utils.h" -#include "exec-native.h" -#include "ctx.h" - - -int -bm_exec_native_cp(bm_filectx_t *source, bm_filectx_t *dest, bool verbose) -{ - if (verbose) - printf("Copying '%s' to '%s'\n", source->path, dest->path); - else - printf(" COPY %s\n", dest->short_path); - fflush(stdout); - - char *fname = bc_strdup(dest->path); - for (char *tmp = fname; *tmp != '\0'; tmp++) { - if (*tmp != '/' && *tmp != '\\') - continue; - char bkp = *tmp; - *tmp = '\0'; - if ((strlen(fname) > 0) && - (-1 == mkdir(fname, 0777)) && - (errno != EEXIST)) - { - fprintf(stderr, "blogc-make: error: failed to create output " - "directory (%s): %s\n", fname, strerror(errno)); - free(fname); - return 1; - } - *tmp = bkp; - } - free(fname); - - int fd_from = open(source->path, O_RDONLY); - if (fd_from < 0) { - fprintf(stderr, "blogc-make: error: failed to open source file to copy " - " (%s): %s\n", source->path, strerror(errno)); - return 1; - } - - int fd_to = open(dest->path, O_WRONLY | O_CREAT | O_TRUNC, 0666); - if (fd_to < 0) { - fprintf(stderr, "blogc-make: error: failed to open destination file to " - "copy (%s): %s\n", dest->path, strerror(errno)); - close(fd_from); - return 1; - } - - ssize_t nread; - char buffer[BC_FILE_CHUNK_SIZE]; - while (0 < (nread = read(fd_from, buffer, BC_FILE_CHUNK_SIZE))) { - char *out_ptr = buffer; - do { - ssize_t nwritten = write(fd_to, out_ptr, nread); - if (nwritten == -1) { - fprintf(stderr, "blogc-make: error: failed to write to " - "destination file (%s): %s\n", dest->path, strerror(errno)); - close(fd_from); - close(fd_to); - return 1; - } - nread -= nwritten; - out_ptr += nwritten; - } while (nread > 0); - } - - close(fd_from); - close(fd_to); - - return 0; -} - - -bool -bm_exec_native_is_empty_dir(const char *dir, bc_error_t **err) -{ - DIR *d = opendir(dir); - if (d == NULL) { - if (errno == ENOENT) { - return true; - } - if (err != NULL) { - *err = bc_error_new_printf(0, "failed to open directory (%s): %s\n", - dir, strerror(errno)); - } - return true; - } - - struct dirent *e; - size_t count = 0; - while (NULL != (e = readdir(d))) { - if ((0 == strcmp(e->d_name, ".")) || (0 == strcmp(e->d_name, ".."))) - continue; - count++; - break; - } - - if (0 != closedir(d)) { - if (err != NULL) { - *err = bc_error_new_printf(0, "failed to close directory (%s): %s\n", - dir, strerror(errno)); - } - return true; - } - - return count == 0; -} - - -int -bm_exec_native_rm(const char *output_dir, bm_filectx_t *dest, bool verbose) -{ - if (verbose) - printf("Removing file '%s'\n", dest->path); - else - printf(" CLEAN %s\n", dest->short_path); - fflush(stdout); - - if (0 != unlink(dest->path)) { - fprintf(stderr, "blogc-make: error: failed to remove file (%s): %s\n", - dest->path, strerror(errno)); - return 1; - } - - int rv = 0; - - // blame freebsd's libc for all of those memory allocations around dirname - // calls! - char *short_dir = bc_strdup(dirname(dest->short_path)); - char *dir = bc_strdup(dirname(dest->path)); - - bc_error_t *err = NULL; - - while ((0 != strcmp(short_dir, ".")) && (0 != strcmp(short_dir, "/"))) { - bool empty = bm_exec_native_is_empty_dir(dir, &err); - if (err != NULL) { - fprintf(stderr, "blogc-make: error: %s\n", err->msg); - bc_error_free(err); - rv = 1; - break; - } - if (!empty) { - break; - } - if (verbose) { - printf("Removing directory '%s'\n", dir); - fflush(stdout); - } - if (0 != rmdir(dir)) { - fprintf(stderr, - "blogc-make: error: failed to remove directory(%s): %s\n", - dir, strerror(errno)); - rv = 1; - break; - } - if (0 == strcmp(dir, output_dir)) { - break; - } - - char *tmp = short_dir; - short_dir = bc_strdup(dirname(short_dir)); - free(tmp); - tmp = dir; - dir = bc_strdup(dirname(dir)); - free(tmp); - } - - free(short_dir); - free(dir); - - return rv; -} |