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author | Tom Ryder <tom@sanctum.geek.nz> | 2016-08-09 17:15:40 +1200 |
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committer | Tom Ryder <tom@sanctum.geek.nz> | 2016-08-09 17:20:10 +1200 |
commit | 9fb350dc7c8cc5259ef24e0cb097031179fab1d6 (patch) | |
tree | 839dd0b8ee3f5323b1cd6aefa22b605b99437d62 /bin/isgr | |
parent | Mention nosls/sls flags in slsf(1) man page (diff) | |
download | dotfiles-9fb350dc7c8cc5259ef24e0cb097031179fab1d6.tar.gz dotfiles-9fb350dc7c8cc5259ef24e0cb097031179fab1d6.zip |
Improve commenting/exit handling in binscripts
Diffstat (limited to 'bin/isgr')
-rwxr-xr-x | bin/isgr | 9 |
1 files changed, 7 insertions, 2 deletions
@@ -1,8 +1,13 @@ #!/bin/sh # Return an exit status for whether the current directory appears to be in a # Git working copy + +# No output, at all, ever; this is intended for use in scripting exec >/dev/null 2>&1 + +# Enter the given directory (default to current directory) cd -- "${1:-.}" || exit + +# If neither of these commands work, this isn't a Git repository git symbolic-ref --quiet HEAD || -git rev-parse --short HEAD || -exit 1 +git rev-parse --short HEAD |