Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib/compat.h @ 3671:77135b9e26b5 HEAD

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Include inttypes.h with Tru64 to get uint32_t etc. types defined.
author Timo Sirainen <tss@iki.fi>
date Thu, 20 Oct 2005 12:15:57 +0300
parents 085ebc6e341c
children b18e05b0170d
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1 #ifndef __COMPAT_H
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2 #define __COMPAT_H
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3
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4 #if defined (HAVE_INTTYPES_H) && defined(TRU64)
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5 # include <inttypes.h>
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6 #endif
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7
56
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8 /* well, this is obviously wrong since it assumes it's 64bit, but older
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9 GCCs don't define it and we really want it. */
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10 #ifndef LLONG_MAX
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11 # define LLONG_MAX 9223372036854775807LL
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12 #endif
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13
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14 #if defined (UOFF_T_INT)
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15 typedef unsigned int uoff_t;
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16 #elif defined (UOFF_T_LONG)
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17 typedef unsigned long uoff_t;
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18 #elif defined (UOFF_T_LONG_LONG)
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19 typedef unsigned long long uoff_t;
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20 #else
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21 # error uoff_t size not set
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22 #endif
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23
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24 #ifndef HAVE_UINTMAX_T
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25 # if SIZEOF_LONG_LONG > 0
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26 typedef unsigned long long uintmax_t;
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27 # else
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28 typedef unsigned long uintmax_t;
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29 # endif
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30 #endif
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31
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32 #ifndef HAVE_UINT_FAST32_T
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33 # if SIZEOF_INT >= 4
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34 typedef unsigned int uint_fast32_t;
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35 # else
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36 typedef unsigned long uint_fast32_t;
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37 # endif
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38 #endif
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39
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40 #ifndef HAVE_SOCKLEN_T
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41 typedef int socklen_t;
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42 #endif
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43
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44 #ifdef HAVE_SYS_SYSMACROS_H
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45 # include <sys/sysmacros.h>
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46 # define CMP_DEV_T(a, b) (major(a) == major(b) && minor(a) == minor(b))
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47 #elif !defined (DEV_T_STRUCT)
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48 # define CMP_DEV_T(a, b) ((a) == (b))
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49 #else
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50 # error I do not know how to compare dev_t
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51 #endif
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52
0
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53 /* strcasecmp(), strncasecmp() */
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54 #ifndef HAVE_STRCASECMP
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55 # ifdef HAVE_STRICMP
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56 # define strcasecmp stricmp
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57 # define strncasecmp strnicmp
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58 # else
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59 # define strcasecmp my_strcasecmp
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60 # define strncasecmp my_strncasecmp
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61 int my_strcasecmp(const char *s1, const char *s2);
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62 int my_strncasecmp(const char *s1, const char *s2, size_t max_chars);
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63 # endif
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64 #endif
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65
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66 #ifndef HAVE_INET_ATON
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67 # include <sys/socket.h>
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68 # include <netinet/in.h>
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69 # include <arpa/inet.h>
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70 # define inet_aton my_inet_aton
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71 int my_inet_aton(const char *cp, struct in_addr *inp);
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72 #endif
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73
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74 #ifndef HAVE_VSYSLOG
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75 # define vsyslog my_vsyslog
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76 void my_vsyslog(int priority, const char *format, va_list args);
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77 #endif
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78
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79 #ifndef HAVE_GETPAGESIZE
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80 # define getpagesize my_getpagesize
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81 int my_getpagesize(void);
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82 #endif
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83
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84 #ifndef HAVE_FDATASYNC
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85 # define fdatasync fsync
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86 #endif
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87
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88 struct const_iovec {
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89 const void *iov_base;
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90 size_t iov_len;
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91 };
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92
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93 #ifndef HAVE_STRUCT_IOVEC
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94 struct iovec {
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95 void *iov_base;
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96 size_t iov_len;
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97 };
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98 #endif
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99
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100 /* IOV_MAX should be in limits.h nowadays. Linux still (2005) requires
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101 defining _XOPEN_SOURCE to get that value. UIO_MAXIOV works with it though,
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102 so use it instead. 16 is the lowest acceptable value for all OSes. */
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103 #ifndef IOV_MAX
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104 # include <sys/uio.h>
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105 # ifdef UIO_MAXIOV
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106 # define IOV_MAX UIO_MAXIOV
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107 # else
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108 # define IOV_MAX 16
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109 # endif
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110 #endif
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111
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112 #ifndef HAVE_WRITEV
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113 # define writev my_writev
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114 struct iovec;
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115 ssize_t my_writev(int fd, const struct iovec *iov, int iov_len);
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116 #endif
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117
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118 #if !defined (HAVE_PREAD) || defined (PREAD_WRAPPERS)
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119 # ifndef IN_COMPAT_C
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120 # define pread my_pread
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121 # define pwrite my_pwrite
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122 # endif
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123 ssize_t my_pread(int fd, void *buf, size_t count, off_t offset);
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124 ssize_t my_pwrite(int fd, const void *buf, size_t count, off_t offset);
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125 #endif
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126
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127 #ifndef HAVE_SETEUID
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128 # define seteuid my_seteuid
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129 int my_seteuid(uid_t euid);
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130 #endif
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131
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132 #ifndef HAVE_SETEGID
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133 # define setegid my_setegid
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134 int my_setegid(gid_t egid);
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135 #endif
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136
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137 #ifndef HAVE_LIBGEN_H
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138 # define basename my_basename
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139 char *my_basename(char *path);
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140 #endif
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141
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142 #ifndef HAVE_STRTOULL
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143 # define strtoull my_strtoull
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144 unsigned long long int my_strtoull(const char *nptr, char **endptr, int base);
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145 #endif
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146
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147 /* ctype.h isn't safe with signed chars,
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148 use our own instead if really needed */
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149 #define i_toupper(x) ((char) toupper((int) (unsigned char) (x)))
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150 #define i_tolower(x) ((char) tolower((int) (unsigned char) (x)))
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151 #define i_isalnum(x) isalnum((int) (unsigned char) (x))
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152 #define i_isalpha(x) isalpha((int) (unsigned char) (x))
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153 #define i_isascii(x) isascii((int) (unsigned char) (x))
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154 #define i_isblank(x) isblank((int) (unsigned char) (x))
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155 #define i_iscntrl(x) iscntrl((int) (unsigned char) (x))
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156 #define i_isdigit(x) isdigit((int) (unsigned char) (x))
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157 #define i_isgraph(x) isgraph((int) (unsigned char) (x))
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158 #define i_islower(x) islower((int) (unsigned char) (x))
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159 #define i_isprint(x) isprint((int) (unsigned char) (x))
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160 #define i_ispunct(x) ispunct((int) (unsigned char) (x))
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161 #define i_isspace(x) isspace((int) (unsigned char) (x))
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162 #define i_isupper(x) isupper((int) (unsigned char) (x))
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163 #define i_isxdigit(x) isxdigit((int) (unsigned char) (x))
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164
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165 #ifndef EOVERFLOW
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166 # define EOVERFLOW EINVAL
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167 #endif
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168
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169 #ifdef EDQUOT
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170 # define ENOSPACE(errno) ((errno) == ENOSPC || (errno) == EDQUOT)
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171 #else
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172 # define ENOSPACE(errno) ((errno) == ENOSPC)
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173 #endif
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174
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175 /* EPERM is returned sometimes if device doesn't support such modification */
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176 #ifdef EROFS
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177 # define ENOACCESS(errno) \
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178 ((errno) == EACCES || (errno) == EROFS || (errno) == EPERM)
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179 #else
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180 # define ENOACCESS(errno) ((errno) == EACCES || (errno) == EPERM)
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181 #endif
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182
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183 #define ENOTFOUND(errno) \
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184 ((errno) == ENOENT || (errno) == ENOTDIR || (errno) == ELOOP)
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185
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186 #endif