.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 # Tiny helper function to set variables/values according to styles
  11 # removed after config load
  12 setvar () {
  13     variable=$1
  14     default=$2
  15     command=${3:-0}
  16
  17     local tempvar
  18     zstyle -s ':ganneff:config' ${variable} tempvar
  19     tempvar=${tempvar:-${default}}
  20     if (( ${command} )); then
  21         ${variable} ${tempvar}
  22     else
  23         export ${variable}=${tempvar}
  24     fi
  25 }
  26
  27
  28 # Want a halfway sane terminal
  29 [[ -t 0 ]] && /bin/stty erase  "^H" intr  "^C" susp "^Z" dsusp "^Y" stop "^S" start "^Q" kill "^U"  >& /dev/null
  30
  31 # watch for everybody but me
  32 watch=(notme)
  33 # check every 5 min for login/logout activity
  34 LOGCHECK=300
  35 WATCHFMT='%n %a %l from %m at %t.'
  36
  37 # autoload wrapper - use this one instead of autoload directly
  38 # We need to define this function as early as this, because autoloading
  39 # 'is-at-least()' needs it.
  40 function zrcautoload() {
  41     emulate -L zsh
  42     setopt extended_glob
  43     local fdir ffile
  44     local -i ffound
  45
  46     ffile=$1
  47     (( ffound = 0 ))
  48     for fdir in ${fpath} ; do
  49         [[ -e ${fdir}/${ffile} ]] && (( ffound = 1 ))
  50     done
  51
  52     (( ffound == 0 )) && return 1
  53     if [[ $ZSH_VERSION == 3.1.<6-> || $ZSH_VERSION == <4->* ]] ; then
  54         autoload -U ${ffile} || return 1
  55     else
  56         autoload ${ffile} || return 1
  57     fi
  58     return 0
  59 }
  60
  61 # Some things need to be done very early
  62 # the following helper functions have been taken from the grml zshrc
  63 # (wherever they got them from)
  64 # check for version/system
  65 # check for versions (compatibility reasons)
  66 is4(){
  67     [[ $ZSH_VERSION == <4->* ]] && return 0
  68     return 1
  69 }
  70
  71 is41(){
  72     [[ $ZSH_VERSION == 4.<1->* || $ZSH_VERSION == <5->* ]] && return 0
  73     return 1
  74 }
  75
  76 is42(){
  77     [[ $ZSH_VERSION == 4.<2->* || $ZSH_VERSION == <5->* ]] && return 0
  78     return 1
  79 }
  80
  81 is425(){
  82     [[ $ZSH_VERSION == 4.2.<5->* || $ZSH_VERSION == 4.<3->* || $ZSH_VERSION == <5->* ]] && return 0
  83     return 1
  84 }
  85
  86 is43(){
  87     [[ $ZSH_VERSION == 4.<3->* || $ZSH_VERSION == <5->* ]] && return 0
  88     return 1
  89 }
  90
  91 is433(){
  92     [[ $ZSH_VERSION == 4.3.<3->* || $ZSH_VERSION == 4.<4->* \
  93                                  || $ZSH_VERSION == <5->* ]] && return 0
  94     return 1
  95 }
  96
  97 is434(){
  98     [[ $ZSH_VERSION == 4.3.<4->* || $ZSH_VERSION == 4.<4->* \
  99                                  || $ZSH_VERSION == <5->* ]] && return 0
 100     return 1
 101 }
 102
 103 is435(){
 104     [[ $ZSH_VERSION == 4.3.<5->* || $ZSH_VERSION == 4.<4->* \
 105                                  || $ZSH_VERSION == <5->* ]] && return 0
 106     return 1
 107 }
 108
 109 is437(){
 110     [[ $ZSH_VERSION == 4.3.<7->* || $ZSH_VERSION == 4.<4->* \
 111                                  || $ZSH_VERSION == <5->* ]] && return 0
 112     return 1
 113 }
 114
 115 is439(){
 116     [[ $ZSH_VERSION == 4.3.<9->* || $ZSH_VERSION == 4.<4->* \
 117                                  || $ZSH_VERSION == <5->* ]] && return 0
 118     return 1
 119 }
 120
 121 isdarwin(){
 122     [[ $OSNAME == Darwin* ]] && return 0
 123     return 1
 124 }
 125
 126 isfreebsd(){
 127     [[ $OSNAME == FreeBSD* ]] && return 0
 128     return 1
 129 }
 130
 131 if ! [[ ${ZSH_VERSION} == 3.1.<7->*      \
 132      || ${ZSH_VERSION} == 3.<2->.<->*    \
 133      || ${ZSH_VERSION} == <4->.<->*   ]] ; then
 134
 135     printf '-!-\n'
 136     printf '-!- In this configuration we try to only enable features supported by the shell\n'
 137     printf '-!- version found on the system. However you are running a particular old zsh\n'
 138     printf '-!- "version %s.\n' "$ZSH_VERSION"
 139     printf '-!- While this *may* work, it might as well fail.\n'
 140     printf '-!-\n'
 141     printf '-!- Please consider updating to at least version 3.1.7 of zsh.\n'
 142     printf '-!-\n'
 143     printf '-!- DO NOT EXPECT THIS TO WORK FLAWLESSLY!\n'
 144     printf '-!- If it does today, you'\''ve been lucky.\n'
 145     printf '-!-\n'
 146     printf '-!- Ye been warned!\n'
 147     printf '-!-\n'
 148
 149     function zstyle() { : }
 150 fi
 151
 152 for paths in "$fpath[@]"; do
 153     for func in "$paths"/*(N:t); do
 154         zrcautoload $func
 155     done
 156 done
 157 unset paths