mirror of
https://github.com/FEX-Emu/linux.git
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8796cb9d7d
While it makes sense that this tool could be used on
other platforms at least to parse data, there doesn't
appear to be any real support for such usage.
This commit squashes several commits that remove:
SNPRINTF_RETURNS_BOGUS
FREAD_READS_DIRECTORIES
NO_D_{INO,TYPE}_IN_DIRENT
NO_STRCASESTR
NO_MEMMEM
NO_STRTOUMAX and NO_STRTOULL
NO_SETENV
NO_UNSETENV
NO_MKDTEMP
NEEDS_LIBICONV
NEEDS_SOCKET
NO_MMAP
NO_PTHREADS
NO_PREAD
NO_TRUSTABLE_FILEMODE
NO_IPV6 and NO_SOCKADDR_STORAGE
NO_ICONV and OLD_ICONV
NO_NSEC, USE_NSEC, and USE_ST_TIMESPEC
NO_ST_BLOCKS_IN_STRUCT_STAT
NO_FINK and NO_DARWIN_PORTS
NO_SYS_SELECT_H
NO_HSTRERROR
DIR_HAS_BSD_GROUP_SEMANTICS and FORCE_DIR_SET_GID
NEEDS_NSL, NO_UINTMAX_T, NO_INET_{N,P}TON
COMPAT_{CFLAGS,OBJS}
Executable extension `X'
Signed-off-by: Michael Witten <mfwitten@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
248 lines
5.6 KiB
C
248 lines
5.6 KiB
C
#ifndef GIT_COMPAT_UTIL_H
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#define GIT_COMPAT_UTIL_H
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#define _FILE_OFFSET_BITS 64
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#ifndef FLEX_ARRAY
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/*
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* See if our compiler is known to support flexible array members.
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*/
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#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
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# define FLEX_ARRAY /* empty */
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#elif defined(__GNUC__)
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# if (__GNUC__ >= 3)
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# define FLEX_ARRAY /* empty */
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# else
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# define FLEX_ARRAY 0 /* older GNU extension */
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# endif
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#endif
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/*
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* Otherwise, default to safer but a bit wasteful traditional style
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*/
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#ifndef FLEX_ARRAY
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# define FLEX_ARRAY 1
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#endif
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#endif
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#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
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#ifdef __GNUC__
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#define TYPEOF(x) (__typeof__(x))
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#else
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#define TYPEOF(x)
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#endif
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#define MSB(x, bits) ((x) & TYPEOF(x)(~0ULL << (sizeof(x) * 8 - (bits))))
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#define HAS_MULTI_BITS(i) ((i) & ((i) - 1)) /* checks if an integer has more than 1 bit set */
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/* Approximation of the length of the decimal representation of this type. */
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#define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
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#define _ALL_SOURCE 1
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#define _GNU_SOURCE 1
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#define _BSD_SOURCE 1
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#define HAS_BOOL
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#include <unistd.h>
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#include <stdio.h>
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#include <sys/stat.h>
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#include <sys/statfs.h>
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#include <fcntl.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <errno.h>
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#include <limits.h>
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#include <sys/param.h>
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#include <sys/types.h>
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#include <dirent.h>
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#include <sys/time.h>
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#include <time.h>
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#include <signal.h>
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#include <fnmatch.h>
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#include <assert.h>
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#include <regex.h>
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#include <utime.h>
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#include <sys/wait.h>
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#include <sys/poll.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <sys/select.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <pwd.h>
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#include <inttypes.h>
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#include "../../../include/linux/magic.h"
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#include "types.h"
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#include <sys/ttydefaults.h>
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extern const char *graph_line;
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extern const char *graph_dotted_line;
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extern char buildid_dir[];
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/* On most systems <limits.h> would have given us this, but
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* not on some systems (e.g. GNU/Hurd).
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*/
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#ifndef PATH_MAX
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#define PATH_MAX 4096
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#endif
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#ifndef PRIuMAX
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#define PRIuMAX "llu"
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#endif
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#ifndef PRIu32
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#define PRIu32 "u"
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#endif
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#ifndef PRIx32
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#define PRIx32 "x"
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#endif
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#ifndef PATH_SEP
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#define PATH_SEP ':'
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#endif
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#ifndef STRIP_EXTENSION
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#define STRIP_EXTENSION ""
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#endif
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#ifndef has_dos_drive_prefix
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#define has_dos_drive_prefix(path) 0
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#endif
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#ifndef is_dir_sep
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#define is_dir_sep(c) ((c) == '/')
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#endif
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#ifdef __GNUC__
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#define NORETURN __attribute__((__noreturn__))
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#else
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#define NORETURN
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#ifndef __attribute__
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#define __attribute__(x)
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#endif
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#endif
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/* General helper functions */
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extern void usage(const char *err) NORETURN;
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extern void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
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extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
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extern void warning(const char *err, ...) __attribute__((format (printf, 1, 2)));
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#include "../../../include/linux/stringify.h"
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#define DIE_IF(cnd) \
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do { if (cnd) \
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die(" at (" __FILE__ ":" __stringify(__LINE__) "): " \
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__stringify(cnd) "\n"); \
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} while (0)
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extern void set_die_routine(void (*routine)(const char *err, va_list params) NORETURN);
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extern int prefixcmp(const char *str, const char *prefix);
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extern void set_buildid_dir(void);
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extern void disable_buildid_cache(void);
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static inline const char *skip_prefix(const char *str, const char *prefix)
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{
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size_t len = strlen(prefix);
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return strncmp(str, prefix, len) ? NULL : str + len;
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}
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#ifdef __GLIBC_PREREQ
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#if __GLIBC_PREREQ(2, 1)
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#define HAVE_STRCHRNUL
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#endif
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#endif
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#ifndef HAVE_STRCHRNUL
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#define strchrnul gitstrchrnul
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static inline char *gitstrchrnul(const char *s, int c)
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{
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while (*s && *s != c)
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s++;
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return (char *)s;
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}
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#endif
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/*
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* Wrappers:
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*/
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extern char *xstrdup(const char *str);
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extern void *xrealloc(void *ptr, size_t size) __attribute__((weak));
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static inline void *zalloc(size_t size)
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{
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return calloc(1, size);
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}
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static inline int has_extension(const char *filename, const char *ext)
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{
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size_t len = strlen(filename);
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size_t extlen = strlen(ext);
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return len > extlen && !memcmp(filename + len - extlen, ext, extlen);
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}
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/* Sane ctype - no locale, and works with signed chars */
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#undef isascii
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#undef isspace
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#undef isdigit
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#undef isxdigit
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#undef isalpha
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#undef isprint
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#undef isalnum
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#undef tolower
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#undef toupper
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extern unsigned char sane_ctype[256];
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#define GIT_SPACE 0x01
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#define GIT_DIGIT 0x02
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#define GIT_ALPHA 0x04
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#define GIT_GLOB_SPECIAL 0x08
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#define GIT_REGEX_SPECIAL 0x10
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#define GIT_PRINT_EXTRA 0x20
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#define GIT_PRINT 0x3E
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#define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0)
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#define isascii(x) (((x) & ~0x7f) == 0)
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#define isspace(x) sane_istest(x,GIT_SPACE)
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#define isdigit(x) sane_istest(x,GIT_DIGIT)
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#define isxdigit(x) \
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(sane_istest(toupper(x), GIT_ALPHA | GIT_DIGIT) && toupper(x) < 'G')
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#define isalpha(x) sane_istest(x,GIT_ALPHA)
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#define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
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#define isprint(x) sane_istest(x,GIT_PRINT)
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#define tolower(x) sane_case((unsigned char)(x), 0x20)
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#define toupper(x) sane_case((unsigned char)(x), 0)
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static inline int sane_case(int x, int high)
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{
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if (sane_istest(x, GIT_ALPHA))
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x = (x & ~0x20) | high;
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return x;
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}
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int mkdir_p(char *path, mode_t mode);
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int copyfile(const char *from, const char *to);
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s64 perf_atoll(const char *str);
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char **argv_split(const char *str, int *argcp);
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void argv_free(char **argv);
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bool strglobmatch(const char *str, const char *pat);
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bool strlazymatch(const char *str, const char *pat);
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unsigned long convert_unit(unsigned long value, char *unit);
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int readn(int fd, void *buf, size_t size);
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#define _STR(x) #x
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#define STR(x) _STR(x)
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#endif
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