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project--find-regexp-in-files: Use 'grep -E'

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* lisp/progmodes/project.el (project--find-regexp-in-files): Use
'grep -E' because we convert the regexp to extended already.
This commit is contained in:
Dmitry Gutov 2019-03-11 02:22:54 +02:00
parent de0dc6b8bf
commit 5aefaf4385
1 changed files with 1 additions and 1 deletions
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2
lisp/progmodes/project.el
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@ -390,7 +390,7 @@ pattern to search for."
(status nil)
(hits nil)
(xrefs nil)
(command (format "xargs -0 grep %s -nHe %s"
(command (format "xargs -0 grep %s -nHE %s"
(if (and case-fold-search
(isearch-no-upper-case-p regexp t))
"-i"