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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/grc | |
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/grc')
-rwxr-xr-x | bin/grc | 10 |
1 files changed, 8 insertions, 2 deletions
@@ -1,10 +1,16 @@ #!/bin/sh -# Argument or current dir is a Git repository with uncommitted changes +# Check whether a directory is a Git repository with uncommitted changes + +# Enter given directory or bail cd -- "${1:-.}" || exit + +# If not a Git repository at all, warn explicitly if ! isgr ; then printf >&2 'grc: Not a Git repository\n' exit 1 fi -isgr || exit + +# Exit 0 if the first command gives any output (added files) or the second one +# exits 1 (inverted; differences in tracked files) [ -n "$(git ls-files --others --exclude-standard)" ] || ! git diff-index --quiet HEAD |