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| author | Tom Ryder <tom@sanctum.geek.nz> | 2013-07-30 17:13:49 +1200 |
|---|---|---|
| committer | Tom Ryder <tom@sanctum.geek.nz> | 2013-07-30 17:13:49 +1200 |
| commit | a2cac0511b53ba375e259a655fa17c0189fca22c (patch) | |
| tree | ed1a7fb69ba9875e647efc881d9e01b4a8b8fcdb /bash/bashrc.d/grep.bash | |
| parent | Unset Fedora settings I dislike (diff) | |
| download | dotfiles-a2cac0511b53ba375e259a655fa17c0189fca22c.tar.gz dotfiles-a2cac0511b53ba375e259a655fa17c0189fca22c.zip | |
Fix grep/ls aliasing for efficiency/correctness
Avoiding the use of echo, using builtins whereever possible
Diffstat (limited to 'bash/bashrc.d/grep.bash')
| -rw-r--r-- | bash/bashrc.d/grep.bash | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/bash/bashrc.d/grep.bash b/bash/bashrc.d/grep.bash index ea75bd8e..ee1bd386 100644 --- a/bash/bashrc.d/grep.bash +++ b/bash/bashrc.d/grep.bash @@ -1,14 +1,14 @@ # Function returns calculated options for grep __grepopts() { local grepopts='-I' - local grephelp=$(grep --help) - echo $grephelp | grep -- --color &>/dev/null \ + local grephelp=$(grep --help 2>/dev/null) + [[ "$grephelp" == *--color* ]] \ && grepopts="${grepopts} --color=auto" - echo $grephelp | grep -- --exclude &>/dev/null \ + [[ "$grephelp" == *--exclude* ]] \ && grepopts="${grepopts} --exclude=.git{,ignore,modules}" - echo $grephelp | grep -- --exclude-dir &>/dev/null \ + [[ "$grephelp" == *--exclude-dir* ]] \ && grepopts="${grepopts} --exclude-dir=.{cvs,git,hg,svn}" - echo $grepopts + printf '%s' $grepopts } # Alias grep with those options |