collect-utils.h File Reference

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Functions
void	notice (const char *,...) __attribute__((format(printf
void void	fatal_signal (int)
void	setup_signals (void)
struct pex_obj *	collect_execute (const char *, char **, const char *, const char *, int, bool, const char *)
int	collect_wait (const char *, struct pex_obj *)
void	do_wait (const char *, struct pex_obj *)
void	fork_execute (const char *, char **, bool, const char *)
void	utils_cleanup (bool)
void	tool_cleanup (bool)
void	maybe_unlink (const char *)

Variables
bool	debug
bool	verbose
bool	save_temps
const char *	dumppfx
const char	tool_name []

Function Documentation

collect_execute()

struct pex_obj * collect_execute ( const char * prog, char ** argv, const char * outname, const char * errname, int flags, bool use_atfile, const char * atsuffix )

extern

Execute a program, and wait for the reply.   

References _, debug, dumppfx, errno, fatal_error(), fopen, free(), input_location, notice(), NULL, response_file, and verbose.

Referenced by do_link(), fork_execute(), maybe_run_lto_and_relink(), and run_gcc().

collect_wait()

int collect_wait ( const char * prog, struct pex_obj * pex )

extern

Wait for a process to finish, and exit if a nonzero status is found.   

do_wait()

void do_wait ( const char * prog, struct pex_obj * pex )

extern

References collect_wait(), fatal_error(), and input_location.

Referenced by fork_execute(), maybe_run_lto_and_relink(), run_gcc(), and scan_prog_file().

fatal_signal()

void void fatal_signal ( int signum )

extern

On fatal signals, delete all the temporary files.   

References kill, and utils_cleanup().

Referenced by driver::global_initializations(), and setup_signals().

fork_execute()

void fork_execute ( const char * prog, char ** argv, bool use_atfile, const char * atsuffix )

extern

References collect_execute(), do_wait(), and NULL.

Referenced by compile_offload_image(), main(), maybe_run_lto_and_relink(), and run_gcc().

maybe_unlink()

void maybe_unlink ( const char * file )

extern

Unlink FILE unless we are debugging or this is the output_file
and we may not unlink it.   

Unlink a temporary LTRANS file unless requested otherwise.   

References errno, fatal_error(), file_exists(), input_location, may_unlink_output_file, notice(), output_file, and verbose.

Referenced by main(), maybe_unlink_list(), run_gcc(), and tool_cleanup().

notice()

void notice ( const char * cmsgid, ... )

extern

Utility functions used by tools like collect2 and lto-wrapper.
   Copyright (C) 2009-2025 Free Software Foundation, Inc.

This file is part of GCC.

GCC 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 3, or (at your option) any later
version.

GCC 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 GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.   

Provided in collect-utils.cc.   

setup_signals()

void setup_signals ( void )

extern

Setup the signal handlers for the utils.  

References fatal_signal().

Referenced by main(), and main().

tool_cleanup()

void tool_cleanup ( bool from_signal )

extern

Called by utils_cleanup.   

Delete tempfiles and exit function.   

Delete tempfiles.  Called from utils_cleanup.   

References c_file, early_debug_object_names, flto_out, free_array_of_ptrs(), i, input_names, lto_o_files, ltrans_output_file, makefile, maybe_unlink(), maybe_unlink(), maybe_unlink_list(), nr, num_deb_objs, o_file, offload_names, offload_objects_file_name, output_names, and verbose.

Referenced by collect_atexit(), and utils_cleanup().

utils_cleanup()

void utils_cleanup ( bool from_signal )

extern

Delete tempfiles.   

References tool_cleanup().

Referenced by fatal_signal(), and lto_wrapper_cleanup().

Variable Documentation

debug

bool debug

extern

Referenced by attempt_coalesce(), coalesce_partitions(), collect_execute(), dce_process_block(), dead_debug_add(), dead_debug_global_init(), dead_debug_insert_temp(), dead_debug_local_finish(), dead_debug_local_init(), dead_debug_promote_uses(), dead_debug_reset_uses(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug(), debug_body(), debug_head(), debug_rli(), debug_verbose(), df_create_unused_note(), df_note_bb_compute(), df_set_unused_notes_for_mw(), driver::driver(), bitmap_head::dump(), find_a_file(), find_file_set_debug(), get_edit_distance(), env_manager::init(), main(), maybe_default_option(), maybe_default_options(), move_debug_stmts_from_forwarder(), move_insn_for_shrink_wrap(), prefix_from_string(), prepare_shrink_wrap(), scan_prog_file(), word_dce_process_block(), and write_c_file_stat().

dumppfx

const char* dumppfx

extern

Referenced by collect_execute(), compile_offload_image(), find_crtoffloadtable(), main(), and run_gcc().

save_temps

bool save_temps

extern

tool_name

const char tool_name[]

extern

Provided by the tool itself.   

The name of the tool, printed in error messages.   

Referenced by diagnostic_finish_va().

verbose

bool verbose

extern

Global state.   

Verboseness.  0 is quiet, 1 adds some warnings, 2 is for debugging.   

Referenced by dt_node::append_simplify(), collect_execute(), compile_offload_image(), do_merge(), do_merge_stream(), do_overlap(), do_rewrite(), gori_map::dump(), dump_possible_polymorphic_call_targets(), dump_possible_polymorphic_call_targets(), dump_targets(), dump_value_slim(), decision_tree::find_node(), flow_loop_dump(), flow_loops_dump(), decision_tree::gen(), dt_simplify::gen_1(), lra(), main(), maybe_unlink(), maybe_unlink(), merge_include_chains(), output_line_directive(), print_exp(), print_insn(), print_pattern(), print_value(), profile_merge(), register_include_chains(), remove_duplicates(), run_gcc(), scan_prog_file(), tool_cleanup(), capture_info::walk_c_expr(), and capture_info::walk_match().