compat/compat.h

   1 /* prototypes for borrowed "compatibility" code */
   2
   3 #include <config.h>
   4
   5 #include <sys/types.h>
   6 #include <sys/stat.h>
   7
   8 #include <stdarg.h>
   9 #include <stddef.h>
  10
  11 #ifdef HAVE_LIBGEN_H
  12 # include <libgen.h>
  13 #endif
  14
  15
  16 #if defined(NEED_BASENAME) && !defined(HAVE_BASENAME)
  17
  18 # ifdef basename
  19 #  undef basename               /* fix glibc brokenness */
  20 # endif
  21
  22 char *openbsd_basename(const char *);
  23 # define basename openbsd_basename
  24
  25 #endif /* NEED_BASENAME && ! HAVE_BASENAME */
  26
  27
  28 #if defined(NEED_DIRNAME) && !defined(HAVE_DIRNAME)
  29
  30 char *openbsd_dirname(const char *);
  31 # define dirname openbsd_dirname
  32
  33 #endif /* NEED_DIRNAME && ! HAVE_DIRNAME */
  34
  35
  36 #ifdef NEED_FNMATCH
  37 # ifndef HAVE_FNMATCH
  38
  39 #  define FNM_NOMATCH   1       /* Match failed. */
  40
  41 #  define FNM_NOESCAPE  0x01    /* Disable backslash escaping. */
  42 #  define FNM_PATHNAME  0x02    /* Slash must be matched by slash. */
  43 #  define FNM_PERIOD    0x04    /* Period must be matched by period. */
  44
  45 #  define FNM_LEADING_DIR 0x08  /* Ignore /<tail> after Imatch. */
  46 #  define FNM_CASEFOLD  0x10    /* Case insensitive search. */
  47 #  define FNM_IGNORECASE FNM_CASEFOLD
  48 #  define FNM_FILE_NAME FNM_PATHNAME
  49
  50 int openbsd_fnmatch(const char *, const char *, int);
  51 #  define fnmatch openbsd_fnmatch
  52
  53 # else /* HAVE_FNMATCH */
  54
  55 #  ifdef HAVE_FNMATCH_H
  56 #   include <fnmatch.h>
  57 #  endif
  58
  59 # endif /* ! HAVE_FNMATCH */
  60 #endif /* NEED_FNMATCH */
  61
  62
  63 #ifdef NEED_GETHOSTBYNAME_R
  64
  65 # include <netdb.h>
  66
  67 # if GETHOSTBYNAME_R_NUM_ARGS != 6
  68
  69 int compat_gethostbyname_r(const char *, struct hostent *,
  70                            char *, size_t, struct hostent **, int *);
  71
  72 #  define gethostbyname_r compat_gethostbyname_r
  73
  74 # endif /* GETHOSTBYNAME_R_NUM_ARGS != 6 */
  75
  76 #endif /* NEED_GETHOSTBYNAME_R */
  77
  78
  79 #if defined(NEED_GETHOSTNAME) && !defined(HAVE_GETHOSTNAME)
  80
  81 int gethostname(char *, size_t);
  82
  83 #endif /* NEED_GETHOSTNAME && ! HAVE_GETHOSTNAME */
  84
  85
  86 #ifdef NEED_GETSERVBYNAME_R
  87
  88 # include <netdb.h>
  89
  90 # if GETSERVBYNAME_R_NUM_ARGS != 6
  91
  92 int compat_getservbyname_r(const char *, const char *, struct servent *,
  93                            char *, size_t, struct servent **);
  94
  95 #  define getservbyname_r compat_getservbyname_r
  96
  97 # endif /* GETSERVBYNAME_R_NUM_ARGS != 6 */
  98
  99 #endif /* NEED_GETSERVBYNAME_R */
 100
 101
 102
 103 #ifdef NEED_GLOB
 104 # ifndef HAVE_GLOB
 105
 106 typedef struct {
 107         int gl_pathc;           /* Count of total paths so far. */
 108         int gl_matchc;          /* Count of paths matching pattern. */
 109         int gl_offs;            /* Reserved at beginning of gl_pathv. */
 110         int gl_flags;           /* Copy of flags parameter to glob. */
 111         char **gl_pathv;        /* List of paths matching pattern. */
 112                                 /* Copy of errfunc parameter to glob. */
 113         int (*gl_errfunc)(const char *, int);
 114
 115         /*
 116          * Alternate filesystem access methods for glob; replacement
 117          * versions of closedir(3), readdir(3), opendir(3), stat(2)
 118          * and lstat(2).
 119          */
 120         void (*gl_closedir)(void *);
 121         struct dirent *(*gl_readdir)(void *);
 122         void *(*gl_opendir)(const char *);
 123         int (*gl_lstat)(const char *, struct stat *);
 124         int (*gl_stat)(const char *, struct stat *);
 125 } glob_t;
 126
 127 /* Flags */
 128 #  define GLOB_APPEND   0x0001  /* Append to output from previous call. */
 129 #  define GLOB_DOOFFS   0x0002  /* Use gl_offs. */
 130 #  define GLOB_ERR      0x0004  /* Return on error. */
 131 #  define GLOB_MARK     0x0008  /* Append / to matching directories. */
 132 #  define GLOB_NOCHECK  0x0010  /* Return pattern itself if nothing matches. */
 133 #  define GLOB_NOSORT   0x0020  /* Don't sort. */
 134
 135 #  define GLOB_ALTDIRFUNC 0x0040 /* Use alternately specified directory funcs. */
 136 #  define GLOB_BRACE    0x0080  /* Expand braces ala csh. */
 137 #  define GLOB_MAGCHAR  0x0100  /* Pattern had globbing characters. */
 138 #  define GLOB_NOMAGIC  0x0200  /* GLOB_NOCHECK without magic chars (csh). */
 139 #  define GLOB_QUOTE    0x0400  /* Quote special chars with \. */
 140 #  define GLOB_TILDE    0x0800  /* Expand tilde names from the passwd file. */
 141 #  define GLOB_NOESCAPE 0x1000  /* Disable backslash escaping. */
 142
 143 /* Error values returned by glob(3) */
 144 #  define GLOB_NOSPACE  (-1)    /* Malloc call failed. */
 145 #  define GLOB_ABORTED  (-2)    /* Unignored error. */
 146 #  define GLOB_NOMATCH  (-3)    /* No match and GLOB_NOCHECK not set. */
 147 #  define GLOB_NOSYS    (-4)    /* Function not supported. */
 148 #  define GLOB_ABEND    GLOB_ABORTED
 149
 150 int openbsd_glob(const char *, int, int (*)(const char *, int), glob_t *);
 151 void openbsd_globfree(glob_t *);
 152 #  define glob openbsd_glob
 153 #  define globfree openbsd_globfree
 154
 155 # else /* HAVE_GLOB */
 156
 157 #  ifdef HAVE_GLOB_H
 158 #   include <glob.h>
 159 #  endif
 160
 161 # endif /* ! HAVE_GLOB */
 162 #endif /* NEED_GLOB */
 163
 164
 165 #if defined(NEED_INET_ATON) && !defined(HAVE_INET_ATON)
 166
 167 int inet_aton(const char *, struct in_addr *);
 168
 169 #endif /* NEED_INET_ATON && ! HAVE_INET_ATON */
 170
 171
 172 #ifdef NEED_MAKEDEV
 173
 174 # ifdef MAJOR_IN_MKDEV
 175 #  include <sys/mkdev.h>
 176 # else
 177 #  ifdef MAJOR_IN_SYSMACROS
 178 #   include <sys/sysmacros.h>
 179 #  endif
 180 # endif
 181
 182 /*
 183 ** On most systems makedev() has two args.
 184 ** Some weird systems, like QNX6, have makedev() functions that expect
 185 ** an extra first argument for "node", which can be 0 for a local
 186 ** machine.
 187 */
 188
 189 # ifdef MAKEDEV_THREE_ARGS
 190 #  define compat_makedev(maj, min)      makedev(0, maj, min)
 191 # else
 192 #  define compat_makedev                makedev
 193 # endif
 194
 195 #endif /* NEED_MAKEDEV */
 196
 197
 198 #if defined(NEED_SNPRINTF) && !defined(HAVE_SNPRINTF)
 199
 200 int mutt_snprintf(char *, size_t, const char *, ...);
 201 int mutt_vsnprintf(char *, size_t, const char *, va_list);
 202 #define snprintf mutt_snprintf
 203 #define vsnprintf mutt_vsnprintf
 204
 205 #endif /* NEED_SNPRINTF && ! HAVE_SNPRINTF */
 206
 207
 208 #if defined(NEED_STRLCAT) && !defined(HAVE_STRLCAT)
 209
 210 size_t strlcat(char *, const char *, size_t);
 211
 212 #endif /* NEED_STRLCAT && ! HAVE_STRLCAT */
 213
 214
 215 #if defined(NEED_STRLCPY) && !defined(HAVE_STRLCPY)
 216
 217 size_t strlcpy(char *, const char *, size_t);
 218
 219 #endif /* NEED_STRLCPY && ! HAVE_STRLCPY */
 220
 221
 222 #if defined(NEED_STRDUP) && !defined(HAVE_STRDUP)
 223
 224 char *openbsd_strdup(const char *);
 225 # define strdup openbsd_strdup
 226
 227 #endif /* NEED_STRDUP && ! HAVE_STRDUP */
 228
 229
 230 #if defined(NEED_STRMODE) && !defined(HAVE_STRMODE)
 231
 232 void strmode(register mode_t, register char *);
 233
 234 #endif /* NEED_STRMODE && ! HAVE_STRMODE */
 235
 236
 237 #if defined(NEED_STRRSTR) && !defined(HAVE_STRRSTR)
 238
 239 char *strrstr(char *, char *);
 240
 241 #endif /* NEED_STRRSTR && ! HAVE_STRRSTR */
 242
 243
 244 #ifdef NEED_STRSEP
 245
 246 # ifdef HAVE_STRSEP
 247 #  define _LINUX_SOURCE_COMPAT          /* needed on AIX 4.3.3 */
 248 # else
 249
 250 char *strsep(register char **, register const char *);
 251
 252 # endif
 253
 254 #endif /* NEED_STRSEP */
 255
 256