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bad03ae476
Since strtailcmp() is enough generic, it should be defined in string.c. Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Link: http://lkml.kernel.org/r/20110627072715.6528.10677.stgit@fedora15 Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
249 lines
5.7 KiB
C
249 lines
5.7 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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int strtailcmp(const char *s1, const char *s2);
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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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