35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From cdd9e8df3723c315686f90eb08bc2876ebdb8601 Mon Sep 17 00:00:00 2001
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From: Johannes Schindelin <johannes.schindelin@gmx.de>
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Date: Tue, 6 Sep 2022 12:18:18 +0200
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Subject: [PATCH 36/N] build_env(): respect the `MSYS` environment variable
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With this commit, you can call
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MSYS=noemptyenvvalues my-command
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and it does what is expected: to pass no empty-valued environment
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variables to `my-command`.
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Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
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---
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winsup/cygwin/environ.cc | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/winsup/cygwin/environ.cc b/winsup/cygwin/environ.cc
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index 69647a4..97e75ce 100644
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--- a/winsup/cygwin/environ.cc
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+++ b/winsup/cygwin/environ.cc
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@@ -1204,7 +1204,11 @@ build_env (const char * const *envp, PWCHAR &envblock, int &envc,
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{
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bool calc_tl = !no_envblock;
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#ifdef __MSYS__
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- if (!keep_posix)
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+ if (ascii_strncasematch(*srcp, "MSYS=", 5))
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+ {
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+ parse_options (*srcp + 5);
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+ }
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+ else if (!keep_posix)
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{
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/* Don't pass timezone environment to non-msys applications */
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if (ascii_strncasematch(*srcp, "TZ=", 3))
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