ehandle.c File Reference

(889848ed5)

#include <config.h>
#include <compat.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <dpkg/macros.h>
#include <dpkg/i18n.h>
#include <dpkg/progname.h>
#include <dpkg/color.h>
#include <dpkg/ehandle.h>

Include dependency graph for ehandle.c:

Data Structures
struct	cleanup_entry
struct	error_context

Macros
#define	NCALLS   2

Functions
void	catch_fatal_error (void)
	Default fatal error handler.
void	print_fatal_error (const char *emsg, const void *data)
void	push_error_context_func (error_handler_func *handler, error_printer_func *printer, const void *printer_data)
void	push_error_context_jump (jmp_buf *jumper, error_printer_func *printer, const void *printer_data)
void	push_error_context (void)
void	push_checkpoint (int mask, int value)
	Push an error cleanup checkpoint.
void	push_cleanup (void(*call)(int argc, void **argv), int mask, unsigned int nargs,...)
void	push_cleanup_fallback (void(*call1)(int argc, void **argv), int mask1, void(*call2)(int argc, void **argv), int mask2, unsigned int nargs,...)
void	pop_cleanup (int flagset)
void	pop_error_context (int flagset)
	Unwind the current error context by running its registered cleanups.
void	ohshit (const char *fmt,...)
void	ohshitv (const char *fmt, va_list args)
void	ohshite (const char *fmt,...)
void	do_internerr (const char *file, int line, const char *func, const char *fmt,...)

Variables
volatile int	onerr_abort = 0

Macro Definition Documentation

NCALLS

#define NCALLS   2

Variable Documentation

args

void* args[20]

Referenced by badusage(), command_add_args(), command_add_argv(), compress_filter(), debug(), decompress_filter(), do_internerr(), dpkg_error_print(), dpkg_put_errno(), dpkg_put_error(), dpkg_put_warn(), forcibleerr(), info(), log_message(), m_asprintf(), m_vasprintf(), maintscript_installed(), maintscript_new(), maintscript_postinst(), notice(), ohshit(), ohshite(), ohshitv(), parse_error(), parse_lax_problem(), parse_problem(), parse_warn(), push_cleanup(), push_cleanup_fallback(), statusfd_send(), str_concat(), str_fmt(), varbuf_printf(), varbuf_vprintf(), warning(), and warningv().

ce

struct cleanup_entry ce

errmsg

char errmsg[4096]

Emergency error message buffer.

The size is estimated using the following heuristic:

• 6x255 For inserted strings (%.255s &c in fmt; and s with limited length arg).
• 1x255 For constant text.
• 1x255 For strerror().
• And the total doubled just in case.

Referenced by ohshite().