diff options
Diffstat (limited to 'lib/dpkg/error.c')
-rw-r--r-- | lib/dpkg/error.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/lib/dpkg/error.c b/lib/dpkg/error.c new file mode 100644 index 0000000..cb736ef --- /dev/null +++ b/lib/dpkg/error.c @@ -0,0 +1,93 @@ +/* + * libdpkg - Debian packaging suite library routines + * error.c - error message reporting + * + * Copyright © 2011 Guillem Jover <guillem@debian.org> + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <config.h> +#include <compat.h> + +#include <errno.h> +#include <stdlib.h> + +#include <dpkg/dpkg.h> +#include <dpkg/varbuf.h> +#include <dpkg/error.h> + +static void DPKG_ATTR_VPRINTF(3) +dpkg_error_set(struct dpkg_error *err, int type, const char *fmt, va_list args) +{ + struct varbuf str = VARBUF_INIT; + + if (err == NULL) + return; + + err->type = type; + + varbuf_vprintf(&str, fmt, args); + err->str = str.buf; +} + +int +dpkg_put_warn(struct dpkg_error *err, const char *fmt, ...) +{ + va_list args; + + va_start(args, fmt); + dpkg_error_set(err, DPKG_MSG_WARN, fmt, args); + va_end(args); + + return -1; +} + +int +dpkg_put_error(struct dpkg_error *err, const char *fmt, ...) +{ + va_list args; + + va_start(args, fmt); + dpkg_error_set(err, DPKG_MSG_ERROR, fmt, args); + va_end(args); + + return -1; +} + +int +dpkg_put_errno(struct dpkg_error *err, const char *fmt, ...) +{ + va_list args; + char *new_fmt; + int errno_saved = errno; + + va_start(args, fmt); + m_asprintf(&new_fmt, "%s (%s)", fmt, strerror(errno_saved)); + va_end(args); + + dpkg_error_set(err, DPKG_MSG_ERROR, new_fmt, args); + + free(new_fmt); + + return -1; +} + +void +dpkg_error_destroy(struct dpkg_error *err) +{ + err->type = DPKG_MSG_NONE; + free(err->str); + err->str = NULL; +} |