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interp: set EUID #958

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merged 2 commits into from
Dec 21, 2022
Merged

interp: set EUID #958

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bd2d184
interp: set EUID
anderbubble Dec 16, 2022
f3b9462
Tests for new EUID variable
anderbubble Dec 20, 2022
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5 changes: 5 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,10 @@
# Changelog

## [3.6.1] - 2023-??-??

- **interp**
- Set `EUID` just like `UID`

## [3.6.0] - 2022-12-11

This release drops support for Go 1.17 and includes many features and fixes.
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7 changes: 7 additions & 0 deletions interp/api.go
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Expand Up @@ -613,6 +613,13 @@ func (r *Runner) Reset() {
Str: strconv.Itoa(os.Getuid()),
})
}
if !r.writeEnv.Get("EUID").IsSet() {
r.setVar("EUID", nil, expand.Variable{
Kind: expand.String,
ReadOnly: true,
Str: strconv.Itoa(os.Geteuid()),
})
}
if !r.writeEnv.Get("GID").IsSet() {
r.setVar("GID", nil, expand.Variable{
Kind: expand.String,
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12 changes: 12 additions & 0 deletions interp/interp_test.go
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Expand Up @@ -3051,6 +3051,18 @@ var runTestsUnix = []runTest{
`unset UID`,
"UID: readonly variable\n #IGNORE",
},
{
`test -n "$EUID" && echo OK`,
"OK\n",
},
{
`set EUID=newvalue; test EUID != newvalue && echo OK || echo EUID=$EUID`,
"OK\n",
},
{
`unset EUID`,
"EUID: readonly variable\n #IGNORE",
},
// GID is not set in bash
{
`unset GID`,
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