/* * usage.c * * Various reporting routines. * Originally copied from GIT source. * * Copyright (C) Linus Torvalds, 2005 */ #include "util.h" #include "debug.h" static void report(const char *prefix, const char *err, va_list params) { char msg[1024]; vsnprintf(msg, sizeof(msg), err, params); fprintf(stderr, " %s%s\n", prefix, msg); } static NORETURN void usage_builtin(const char *err) { fprintf(stderr, "\n Usage: %s\n", err); exit(129); } static NORETURN void die_builtin(const char *err, va_list params) { report(" Fatal: ", err, params); exit(128); } static void error_builtin(const char *err, va_list params) { report(" Error: ", err, params); } static void warn_builtin(const char *warn, va_list params) { report(" Warning: ", warn, params); } /* If we are in a dlopen()ed .so write to a global variable would segfault * (ugh), so keep things static. */ static void (*usage_routine)(const char *err) NORETURN = usage_builtin; static void (*error_routine)(const char *err, va_list params) = error_builtin; static void (*warn_routine)(const char *err, va_list params) = warn_builtin; void set_warning_routine(void (*routine)(const char *err, va_list params)) { warn_routine = routine; } void usage(const char *err) { usage_routine(err); } void die(const char *err, ...) { va_list params; va_start(params, err); die_builtin(err, params); va_end(params); } int error(const char *err, ...) { va_list params; va_start(params, err); error_routine(err, params); va_end(params); return -1; } void warning(const char *warn, ...) { va_list params; va_start(params, warn); warn_routine(warn, params); va_end(params); } ext.git/'>summaryrefslogtreecommitdiff
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-01-27 12:41:46 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-01-27 12:41:46 -0800
commit5906374446386fd16fe562b042429d905d231ec3 (patch)
tree8e8a9f367d1aeba25c644d3fcf096ffc443c4c5a /tools/testing/selftests/sigaltstack/sas.c
parent2fb78e89405f4321b86274a0c24b30896dd50529 (diff)
parent57b59ed2e5b91e958843609c7884794e29e6c4cb (diff)
Merge branch 'for-linus-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs updates from Chris Mason: "Some fixes that we've collected from the list. We still have one more pending to nail down a regression in lzo compression, but I wanted to get this batch out the door" * 'for-linus-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: remove ->{get, set}_acl() from btrfs_dir_ro_inode_operations Btrfs: disable xattr operations on subvolume directories Btrfs: remove old tree_root case in btrfs_read_locked_inode() Btrfs: fix truncate down when no_holes feature is enabled Btrfs: Fix deadlock between direct IO and fast fsync btrfs: fix false enospc error when truncating heavily reflinked file
Diffstat (limited to 'tools/testing/selftests/sigaltstack/sas.c')