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 #ifdef STDC_HEADERS
   9 # include <stdarg.h>
  10 # include <stddef.h>
  11 #else
  12 # include <varargs.h>
  13 #endif
  14
  15 #ifdef HAVE_LIBGEN_H
  16 # include <libgen.h>
  17 #endif
  18
  19
  20 #if defined(NEED_BASENAME) && !defined(HAVE_BASENAME)
  21
  22 # ifdef basename
  23 #  undef basename               /* fix glibc brokenness */
  24 # endif
  25
  26 char *openbsd_basename(const char *);
  27 # define basename openbsd_basename
  28
  29 #endif /* NEED_BASENAME && ! HAVE_BASENAME */
  30
  31
  32 #if defined(NEED_DIRNAME) && !defined(HAVE_DIRNAME)
  33
  34 char *openbsd_dirname(const char *);
  35 # define dirname openbsd_dirname
  36
  37 #endif /* NEED_DIRNAME && ! HAVE_DIRNAME */
  38
  39
  40 #ifdef NEED_FNMATCH
  41 # ifndef HAVE_FNMATCH
  42
  43 #  define FNM_NOMATCH   1       /* Match failed. */
  44
  45 #  define FNM_NOESCAPE  0x01    /* Disable backslash escaping. */
  46 #  define FNM_PATHNAME  0x02    /* Slash must be matched by slash. */
  47 #  define FNM_PERIOD    0x04    /* Period must be matched by period. */
  48
  49 #  define FNM_LEADING_DIR 0x08  /* Ignore /<tail> after Imatch. */
  50 #  define FNM_CASEFOLD  0x10    /* Case insensitive search. */
  51 #  define FNM_IGNORECASE FNM_CASEFOLD
  52 #  define FNM_FILE_NAME FNM_PATHNAME
  53
  54 int openbsd_fnmatch(const char *, const char *, int);
  55 #  define fnmatch openbsd_fnmatch
  56
  57 # else /* HAVE_FNMATCH */
  58
  59 #  ifdef HAVE_FNMATCH_H
  60 #   include <fnmatch.h>
  61 #  endif
  62
  63 # endif /* ! HAVE_FNMATCH */
  64 #endif /* NEED_FNMATCH */
  65
  66
  67 #ifdef NEED_GETHOSTBYNAME_R
  68
  69 # include <netdb.h>
  70
  71 # if GETHOSTBYNAME_R_NUM_ARGS != 6
  72
  73 int compat_gethostbyname_r(const char *, struct hostent *,
  74                            char *, size_t, struct hostent **, int *);
  75
  76 #  define gethostbyname_r compat_gethostbyname_r
  77
  78 # endif /* GETHOSTBYNAME_R_NUM_ARGS != 6 */
  79
  80 #endif /* NEED_GETHOSTBYNAME_R */
  81
  82
  83 #if defined(NEED_GETHOSTNAME) && !defined(HAVE_GETHOSTNAME)
  84
  85 int gethostname(char *, size_t);
  86
  87 #endif /* NEED_GETHOSTNAME && ! HAVE_GETHOSTNAME */
  88
  89
  90 #ifdef NEED_GETSERVBYNAME_R
  91
  92 # include <netdb.h>
  93
  94 # if GETSERVBYNAME_R_NUM_ARGS != 6
  95
  96 int compat_getservbyname_r(const char *, const char *, struct servent *,
  97                            char *, size_t, struct servent **);
  98
  99 #  define getservbyname_r compat_getservbyname_r
 100
 101 # endif /* GETSERVBYNAME_R_NUM_ARGS != 6 */
 102
 103 #endif /* NEED_GETSERVBYNAME_R */
 104
 105
 106
 107 #ifdef NEED_GLOB
 108 # ifndef HAVE_GLOB
 109
 110 typedef struct {
 111         int gl_pathc;           /* Count of total paths so far. */
 112         int gl_matchc;          /* Count of paths matching pattern. */
 113         int gl_offs;            /* Reserved at beginning of gl_pathv. */
 114         int gl_flags;           /* Copy of flags parameter to glob. */
 115         char **gl_pathv;        /* List of paths matching pattern. */
 116                                 /* Copy of errfunc parameter to glob. */
 117         int (*gl_errfunc)(const char *, int);
 118
 119         /*
 120          * Alternate filesystem access methods for glob; replacement
 121          * versions of closedir(3), readdir(3), opendir(3), stat(2)
 122          * and lstat(2).
 123          */
 124         void (*gl_closedir)(void *);
 125         struct dirent *(*gl_readdir)(void *);
 126         void *(*gl_opendir)(const char *);
 127         int (*gl_lstat)(const char *, struct stat *);
 128         int (*gl_stat)(const char *, struct stat *);
 129 } glob_t;
 130
 131 /* Flags */
 132 #  define GLOB_APPEND   0x0001  /* Append to output from previous call. */
 133 #  define GLOB_DOOFFS   0x0002  /* Use gl_offs. */
 134 #  define GLOB_ERR      0x0004  /* Return on error. */
 135 #  define GLOB_MARK     0x0008  /* Append / to matching directories. */
 136 #  define GLOB_NOCHECK  0x0010  /* Return pattern itself if nothing matches. */
 137 #  define GLOB_NOSORT   0x0020  /* Don't sort. */
 138
 139 #  define GLOB_ALTDIRFUNC 0x0040 /* Use alternately specified directory funcs. */
 140 #  define GLOB_BRACE    0x0080  /* Expand braces ala csh. */
 141 #  define GLOB_MAGCHAR  0x0100  /* Pattern had globbing characters. */
 142 #  define GLOB_NOMAGIC  0x0200  /* GLOB_NOCHECK without magic chars (csh). */
 143 #  define GLOB_QUOTE    0x0400  /* Quote special chars with \. */
 144 #  define GLOB_TILDE    0x0800  /* Expand tilde names from the passwd file. */
 145 #  define GLOB_NOESCAPE 0x1000  /* Disable backslash escaping. */
 146
 147 /* Error values returned by glob(3) */
 148 #  define GLOB_NOSPACE  (-1)    /* Malloc call failed. */
 149 #  define GLOB_ABORTED  (-2)    /* Unignored error. */
 150 #  define GLOB_NOMATCH  (-3)    /* No match and GLOB_NOCHECK not set. */
 151 #  define GLOB_NOSYS    (-4)    /* Function not supported. */
 152 #  define GLOB_ABEND    GLOB_ABORTED
 153
 154 int openbsd_glob(const char *, int, int (*)(const char *, int), glob_t *);
 155 void openbsd_globfree(glob_t *);
 156 #  define glob openbsd_glob
 157 #  define globfree openbsd_globfree
 158
 159 # else /* HAVE_GLOB */
 160
 161 #  ifdef HAVE_GLOB_H
 162 #   include <glob.h>
 163 #  endif
 164
 165 # endif /* ! HAVE_GLOB */
 166 #endif /* NEED_GLOB */
 167
 168
 169 #if defined(NEED_INET_ATON) && !defined(HAVE_INET_ATON)
 170
 171 int inet_aton(const char *, struct in_addr *);
 172
 173 #endif /* NEED_INET_ATON && ! HAVE_INET_ATON */
 174
 175
 176 #ifdef NEED_MAKEDEV
 177
 178 # ifdef MAJOR_IN_MKDEV
 179 #  include <sys/mkdev.h>
 180 # else
 181 #  ifdef MAJOR_IN_SYSMACROS
 182 #   include <sys/sysmacros.h>
 183 #  endif
 184 # endif
 185
 186 /*
 187 ** On most systems makedev() has two args.
 188 ** Some weird systems, like QNX6, have makedev() functions that expect
 189 ** an extra first argument for "node", which can be 0 for a local
 190 ** machine.
 191 */
 192
 193 # ifdef MAKEDEV_THREE_ARGS
 194 #  define compat_makedev(maj, min)      makedev(0, maj, min)
 195 # else
 196 #  define compat_makedev                makedev
 197 # endif
 198
 199 #endif /* NEED_MAKEDEV */
 200
 201
 202 #if defined(NEED_SNPRINTF) && !defined(HAVE_SNPRINTF)
 203
 204 int mutt_snprintf(char *, size_t, const char *, ...);
 205 int mutt_vsnprintf(char *, size_t, const char *, va_list);
 206 #define snprintf mutt_snprintf
 207 #define vsnprintf mutt_vsnprintf
 208
 209 #endif /* NEED_SNPRINTF && ! HAVE_SNPRINTF */
 210
 211
 212 #if defined(NEED_STRLCAT) && !defined(HAVE_STRLCAT)
 213
 214 size_t strlcat(char *, const char *, size_t);
 215
 216 #endif /* NEED_STRLCAT && ! HAVE_STRLCAT */
 217
 218
 219 #if defined(NEED_STRLCPY) && !defined(HAVE_STRLCPY)
 220
 221 size_t strlcpy(char *, const char *, size_t);
 222
 223 #endif /* NEED_STRLCPY && ! HAVE_STRLCPY */
 224
 225
 226 #if defined(NEED_STRDUP) && !defined(HAVE_STRDUP)
 227
 228 char *openbsd_strdup(const char *);
 229 # define strdup openbsd_strdup
 230
 231 #endif /* NEED_STRDUP && ! HAVE_STRDUP */
 232
 233
 234 #if defined(NEED_STRMODE) && !defined(HAVE_STRMODE)
 235
 236 void strmode(register mode_t, register char *);
 237
 238 #endif /* NEED_STRMODE && ! HAVE_STRMODE */
 239
 240
 241 #if defined(NEED_STRRSTR) && !defined(HAVE_STRRSTR)
 242
 243 char *strrstr(char *, char *);
 244
 245 #endif /* NEED_STRRSTR && ! HAVE_STRRSTR */
 246
 247
 248 #ifdef NEED_STRSEP
 249
 250 # ifdef HAVE_STRSEP
 251 #  define _LINUX_SOURCE_COMPAT          /* needed on AIX 4.3.3 */
 252 # else
 253
 254 char *strsep(register char **, register const char *);
 255
 256 # endif
 257
 258 #endif /* NEED_STRSEP */
 259
 260