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ash: add a comment about VEXPORT

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2012-07-07 21:40:35 +02:00
parent b5c7220e7b
commit 566a313a7f
1 changed files with 4 additions and 0 deletions
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4
shell/ash.c
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@ -1900,6 +1900,10 @@ static const struct {
const char *var_text; const char *var_text;
void (*var_func)(const char *) FAST_FUNC; void (*var_func)(const char *) FAST_FUNC;
} varinit_data[] = { } varinit_data[] = {
/*
* Note: VEXPORT would not work correctly here for NOFORK applets:
* some environment strings may be constant.
*/
{ VSTRFIXED|VTEXTFIXED , defifsvar , NULL }, { VSTRFIXED|VTEXTFIXED , defifsvar , NULL },
#if ENABLE_ASH_MAIL #if ENABLE_ASH_MAIL
{ VSTRFIXED|VTEXTFIXED|VUNSET, "MAIL" , changemail }, { VSTRFIXED|VTEXTFIXED|VUNSET, "MAIL" , changemail },