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author | David Aspinall <da@inf.ed.ac.uk> | 2000-07-03 15:01:58 +0000 |
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committer | David Aspinall <da@inf.ed.ac.uk> | 2000-07-03 15:01:58 +0000 |
commit | 1de79b1080b1f1be9bac5ca4ecc299b9597bbc87 (patch) | |
tree | 3799b60a4594af1b2438a8bd8417c3c9d5d8ecb3 /isa | |
parent | 9a27188d2b7c9261ceebbb756cc94930c700f933 (diff) |
Note about trapping errors
Diffstat (limited to 'isa')
-rw-r--r-- | isa/isabelle-system.el | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/isa/isabelle-system.el b/isa/isabelle-system.el index 632bbee5..13d7d065 100644 --- a/isa/isabelle-system.el +++ b/isa/isabelle-system.el @@ -74,6 +74,10 @@ Returns non-nil if isa-isatool-command is valid." (defun isa-shell-command-to-string (command) "Like shell-command-to-string except the last character is stripped." + ;; FIXME: sometimes the command may fail. This will usually cause PG + ;; to break. Bit of an effort to trap errors here, we would need + ;; to provide some advice to shell-command-to-string to retain result + ;; of call to call-process, and raise and error in case it failed. (substring (shell-command-to-string command) 0 -1)) (defun isa-getenv (envvar &optional default) |