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| author | Eelco Dolstra <edolstra@gmail.com> | 2017-05-04 20:06:40 +0200 |
|---|---|---|
| committer | Eelco Dolstra <edolstra@gmail.com> | 2017-05-04 20:23:57 +0200 |
| commit | 94d164dd7f20c785a543d1fb1d5bd359fb38bd25 (patch) | |
| tree | 236131e645a4142176a3a887da463447c132768c /pkgs/stdenv/generic/setup.sh | |
| parent | 3b8f8951db5e657651732d776aa3ea7adb5e9041 (diff) | |
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Add a setup hook for detecting $TMPDIR references in RPATHs and wrapper scripts
Diffstat (limited to 'pkgs/stdenv/generic/setup.sh')
| -rw-r--r-- | pkgs/stdenv/generic/setup.sh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/pkgs/stdenv/generic/setup.sh b/pkgs/stdenv/generic/setup.sh index de33ab565982..eb63b18e5f3d 100644 --- a/pkgs/stdenv/generic/setup.sh +++ b/pkgs/stdenv/generic/setup.sh @@ -199,6 +199,18 @@ isELF() { if [[ "$magic" =~ ELF ]]; then return 0; else return 1; fi } +# Return success if the specified file is a script (i.e. starts with +# "#!"). +isScript() { + local fn="$1" + local magic + if ! [ -x /bin/sh ]; then return 0; fi + exec {fd}< "$fn" + read -n 2 -u $fd magic + exec {fd}<&- + if [[ "$magic" =~ \#! ]]; then return 0; else return 1; fi +} + ###################################################################### # Initialisation. |