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authorLaurent Bercot <ska-skaware@skarnet.org>2019-08-19 13:15:40 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2019-08-19 13:15:40 +0000
commit244dddd0ada79388a27f33e73b173764c581fca1 (patch)
tree9534fd0cadc2418c57188647b73e4d69883f3443 /src/shutdown
parent01b815a073101521e0b53cf4ce8fa9c81b5fc5d8 (diff)
downloads6-linux-init-244dddd0ada79388a27f33e73b173764c581fca1.tar.xz
Add stage 4 hook support
Diffstat (limited to 'src/shutdown')
-rw-r--r--src/shutdown/s6-linux-init-shutdownd.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/shutdown/s6-linux-init-shutdownd.c b/src/shutdown/s6-linux-init-shutdownd.c
index f988955..9707ade 100644
--- a/src/shutdown/s6-linux-init-shutdownd.c
+++ b/src/shutdown/s6-linux-init-shutdownd.c
@@ -143,6 +143,7 @@ static inline void prepare_stage4 (char const *basedir, char what)
buffer b ;
int fd ;
char buf[512] ;
+ size_t sabase = satmp.len ;
unlink_void(STAGE4_FILE ".new") ;
fd = open_excl(STAGE4_FILE ".new") ;
if (fd == -1) strerr_diefu3sys(111, "open ", STAGE4_FILE ".new", " for writing") ;
@@ -152,10 +153,15 @@ static inline void prepare_stage4 (char const *basedir, char what)
"#!" EXECLINE_SHEBANGPREFIX "execlineb -P\n\n"
EXECLINE_EXTBINPREFIX "foreground { "
S6_LINUX_INIT_BINPREFIX "s6-linux-init-umountall }\n"
+ EXECLINE_EXTBINPREFIX "foreground { ") < 0
+ || !string_quote(&satmp, basedir, strlen(basedir))
+ || buffer_put(&b, satmp.s + sabase, satmp.len - sabase) < 0
+ || buffer_puts(&b, "/scripts/" STAGE4 " }\n"
S6_LINUX_INIT_BINPREFIX "s6-linux-init-hpr -f -") < 0
|| buffer_put(&b, &what, 1) < 0
|| buffer_putsflush(&b, "\n") < 0)
strerr_diefu2sys(111, "write to ", STAGE4_FILE ".new") ;
+ satmp.len = sabase ;
if (fchmod(fd, S_IRWXU) == -1)
strerr_diefu2sys(111, "fchmod ", STAGE4_FILE ".new") ;
fd_close(fd) ;