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author | Tom Ryder <tom@sanctum.geek.nz> | 2017-04-05 20:06:39 +1200 |
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committer | Tom Ryder <tom@sanctum.geek.nz> | 2017-04-05 20:46:47 +1200 |
commit | c8ab406749124d2e762ad5cf53963070113afd0f (patch) | |
tree | 54c9721a06957ebe7098a211eea803b0230c0f5d /bin/mex | |
parent | Handle POSIX correctness in ~/.bash_profile (diff) | |
download | dotfiles-c8ab406749124d2e762ad5cf53963070113afd0f.tar.gz dotfiles-c8ab406749124d2e762ad5cf53963070113afd0f.zip |
Apply runtime shebanging to POSIX shell
Diffstat (limited to 'bin/mex')
-rwxr-xr-x | bin/mex | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/bin/mex b/bin/mex deleted file mode 100755 index 005149d8..00000000 --- a/bin/mex +++ /dev/null @@ -1,53 +0,0 @@ -#!/bin/sh -# Make the first non-executable instance of files with the given names in $PATH -# executable -self=mex - -# Check we have at least one argument -if [ "$#" -eq 0 ] ; then - printf >&2 '%s: At least one name required\n' "$self" - exit 2 -fi - -# Iterate through the given names -for name ; do - - # Clear the found variable - found= - - # Start iterating through $PATH, with colon prefix/suffix to correctly - # handle the fenceposts - path=:$PATH: - while [ -n "$path" ] ; do - - # Pop the first directory off $path into $dir - dir=${path%%:*} - path=${path#*:} - - # Check $dir is non-null - [ -n "$dir" ] || continue - - # If a file with the needed name exists in the directory and isn't - # executable, we've found our candidate and can stop iterating - if [ -f "$dir"/"$name" ] && ! [ -x "$dir"/"$name" ] ; then - found=$dir/$name - break - fi - done - - # If the "found" variable was defined to something, we'll try to change its - # permissions - if [ -n "$found" ] ; then - chmod +x -- "$found" || ex=1 - - # If not, we'll report that we couldn't find it, and flag an error for the - # exit status - else - printf >&2 '%s: No non-executable name "%s" in PATH\n' "$self" "$name" - ex=1 - fi -done - -# We exit 1 if any of the names weren't found or if changing their permissions -# failed -exit "${ex:-0}" |