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Fix early removal of rc-file for nix-shell

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BASH_ENV causes all non-interactive shells called via eg. /etc/bashrc to
remove the rc-file before the main shell gets to run it. Completion
scripts will often do this. Fixes #976.

Adapted from and fixes #1034.
This commit is contained in:
Shea Levy 2016-09-08 09:09:52 -04:00
parent 312bab008d
commit a5f2750ebb
1 changed files with 0 additions and 2 deletions
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2
src/nix-build/nix-build.cc
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@ -410,7 +410,6 @@ int main(int argc, char ** argv)
auto rcfile = (Path) tmpDir + "/rc";
writeFile(rcfile, (format(
"rm -rf '%1%'; "
"unset BASH_ENV; "
"[ -n \"$PS1\" ] && [ -e ~/.bashrc ] && source ~/.bashrc; "
"%2%"
"dontAddDisableDepTrack=1; "
@ -425,7 +424,6 @@ int main(int argc, char ** argv)
"unset TZ; %4%"
"%5%"
) % (Path) tmpDir % (pure ? "" : "p=$PATH") % (pure ? "" : "PATH=$PATH:$p; unset p; ") % (getenv("TZ") ? (string("export TZ='") + getenv("TZ") + "'; ") : "") % envCommand).str());
setenv("BASH_ENV", rcfile.c_str(), 1);
if (interactive)
execlp(getEnv("NIX_BUILD_SHELL", "bash").c_str(), "bash", "--rcfile", rcfile.c_str(), NULL);
else