.zsh/00_Basics.zsh

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