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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2018-05-19 02:39:43 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-05-28 17:12:23 +0800 |
| commit | 6458796c79e643503d14e18c611cfbf68c4a8cce (patch) | |
| tree | e08f5902a0d2ee49f4aa8787d19a07ff32ccb1a7 /src/var.c | |
| parent | parser: Save/restore here-documents in command substitution (diff) | |
| download | dash-6458796c79e643503d14e18c611cfbf68c4a8cce.tar.gz dash-6458796c79e643503d14e18c611cfbf68c4a8cce.zip | |
var: Set IFS to fixed value at start time
This patch forces the IFS variable to always be set to its default value, regardless of the environment. It also removes the long unused IFS_BROKEN code. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'src/var.c')
| -rw-r--r-- | src/var.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/src/var.c b/src/var.c index cc6f7f2..604ab1f 100644 --- a/src/var.c +++ b/src/var.c @@ -75,11 +75,7 @@ MKINIT struct localvar_list *localvar_stack; const char defpathvar[] = "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"; -#ifdef IFS_BROKEN -const char defifsvar[] = "IFS= \t\n"; -#else -const char defifs[] = " \t\n"; -#endif +char defifsvar[] = "IFS= \t\n"; MKINIT char defoptindvar[] = "OPTIND=1"; int lineno; @@ -90,11 +86,7 @@ struct var varinit[] = { #if ATTY { 0, VSTRFIXED|VTEXTFIXED|VUNSET, "ATTY\0", 0 }, #endif -#ifdef IFS_BROKEN { 0, VSTRFIXED|VTEXTFIXED, defifsvar, 0 }, -#else - { 0, VSTRFIXED|VTEXTFIXED|VUNSET, "IFS\0", 0 }, -#endif { 0, VSTRFIXED|VTEXTFIXED|VUNSET, "MAIL\0", changemail }, { 0, VSTRFIXED|VTEXTFIXED|VUNSET, "MAILPATH\0", changemail }, { 0, VSTRFIXED|VTEXTFIXED, defpathvar, changepath }, @@ -143,6 +135,7 @@ INIT { } } + setvareq(defifsvar, VTEXTFIXED); setvareq(defoptindvar, VTEXTFIXED); fmtstr(ppid + 5, sizeof(ppid) - 5, "%ld", (long) getppid()); |