.zsh/00_Basics.zsh

   1 # -*- mode: sh;-*-
   2
   3 # No core dumps
   4 ulimit -c 0
   5
   6 local _umask
   7 zstyle -s ':ganneff:config' umask _umask
   8 _umask=${_umask:-022}
   9 umask $_umask
  10
  11 # Want a halfway sane terminal
  12 [[ -t 0 ]] && /bin/stty erase  "^H" intr  "^C" susp "^Z" dsusp "^Y" stop "^S" start "^Q" kill "^U"  >& /dev/null
  13
  14 # watch for everybody but me
  15 watch=(notme)
  16 # check every 5 min for login/logout activity
  17 LOGCHECK=300
  18 WATCHFMT='%n %a %l from %m at %t.'
  19
  20 # autoload wrapper - use this one instead of autoload directly
  21 # We need to define this function as early as this, because autoloading
  22 # 'is-at-least()' needs it.
  23 function zrcautoload() {
  24     emulate -L zsh
  25     setopt extended_glob
  26     local fdir ffile
  27     local -i ffound
  28
  29     ffile=$1
  30     (( ffound = 0 ))
  31     for fdir in ${fpath} ; do
  32         [[ -e ${fdir}/${ffile} ]] && (( ffound = 1 ))
  33     done
  34
  35     (( ffound == 0 )) && return 1
  36     if [[ $ZSH_VERSION == 3.1.<6-> || $ZSH_VERSION == <4->* ]] ; then
  37         autoload -U ${ffile} || return 1
  38     else
  39         autoload ${ffile} || return 1
  40     fi
  41     return 0
  42 }
  43 # Load is-at-least() for more precise version checks Note that this test
  44 # will *always* fail, if the is-at-least function could not be marked
  45 # for autoloading. But is-at-least exists since Fri Feb 11 19:46:46 2000
  46 # +0000, so if you really have an older zsh you really want to upgrade.
  47 zrcautoload is-at-least || is-at-least() { return 1 }
  48
  49 # Some things need to be done very early
  50 # the following helper functions have been taken from the grml zshrc
  51 # (wherever they got them from)
  52 # check for version/system
  53 # check for versions (compatibility reasons)
  54 is4(){
  55     [[ $ZSH_VERSION == <4->* ]] && return 0
  56     return 1
  57 }
  58
  59 is41(){
  60     [[ $ZSH_VERSION == 4.<1->* || $ZSH_VERSION == <5->* ]] && return 0
  61     return 1
  62 }
  63
  64 is42(){
  65     [[ $ZSH_VERSION == 4.<2->* || $ZSH_VERSION == <5->* ]] && return 0
  66     return 1
  67 }
  68
  69 is425(){
  70     [[ $ZSH_VERSION == 4.2.<5->* || $ZSH_VERSION == 4.<3->* || $ZSH_VERSION == <5->* ]] && return 0
  71     return 1
  72 }
  73
  74 is43(){
  75     [[ $ZSH_VERSION == 4.<3->* || $ZSH_VERSION == <5->* ]] && return 0
  76     return 1
  77 }
  78
  79 is433(){
  80     [[ $ZSH_VERSION == 4.3.<3->* || $ZSH_VERSION == 4.<4->* \
  81                                  || $ZSH_VERSION == <5->* ]] && return 0
  82     return 1
  83 }
  84
  85 is434(){
  86     [[ $ZSH_VERSION == 4.3.<4->* || $ZSH_VERSION == 4.<4->* \
  87                                  || $ZSH_VERSION == <5->* ]] && return 0
  88     return 1
  89 }
  90
  91 is435(){
  92     [[ $ZSH_VERSION == 4.3.<5->* || $ZSH_VERSION == 4.<4->* \
  93                                  || $ZSH_VERSION == <5->* ]] && return 0
  94     return 1
  95 }
  96
  97 is437(){
  98     [[ $ZSH_VERSION == 4.3.<7->* || $ZSH_VERSION == 4.<4->* \
  99                                  || $ZSH_VERSION == <5->* ]] && return 0
 100     return 1
 101 }
 102
 103 is439(){
 104     [[ $ZSH_VERSION == 4.3.<9->* || $ZSH_VERSION == 4.<4->* \
 105                                  || $ZSH_VERSION == <5->* ]] && return 0
 106     return 1
 107 }
 108
 109 isdarwin(){
 110     [[ $OSNAME == Darwin* ]] && return 0
 111     return 1
 112 }
 113
 114 isfreebsd(){
 115     [[ $OSNAME == FreeBSD* ]] && return 0
 116     return 1
 117 }
 118
 119 if ! [[ ${ZSH_VERSION} == 3.1.<7->*      \
 120      || ${ZSH_VERSION} == 3.<2->.<->*    \
 121      || ${ZSH_VERSION} == <4->.<->*   ]] ; then
 122
 123     printf '-!-\n'
 124     printf '-!- In this configuration we try to make use of features, that only\n'
 125     printf '-!- require version 3.1.7 of the shell; That way this setup can be\n'
 126     printf '-!- used with a wide range of zsh versions, while using fairly\n'
 127     printf '-!- advanced features in all supported versions.\n'
 128     printf '-!-\n'
 129     printf '-!- However, you are running zsh version %s.\n' "$ZSH_VERSION"
 130     printf '-!-\n'
 131     printf '-!- While this *may* work, it might as well fail.\n'
 132     printf '-!- Please consider updating to at least version 3.1.7 of zsh.\n'
 133     printf '-!-\n'
 134     printf '-!- DO NOT EXPECT THIS TO WORK FLAWLESSLY!\n'
 135     printf '-!- If it does today, you'\''ve been lucky.\n'
 136     printf '-!-\n'
 137     printf '-!- Ye been warned!\n'
 138     printf '-!-\n'
 139
 140     function zstyle() { : }
 141 fi
 142
 143 for paths in "$fpath[@]"; do
 144     for func in "$paths"/*(N:t); do
 145         zrcautoload $func
 146     done
 147 done
 148 unset paths