X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/8d26eaa9a4309e9dbd173120be108b671edad2df..15164671ceeed70f25cbfe53d81143eb5b13c863:/IkiWiki/Wrapper.pm?ds=sidebyside diff --git a/IkiWiki/Wrapper.pm b/IkiWiki/Wrapper.pm index 7b54caf99..3f3e63ca6 100644 --- a/IkiWiki/Wrapper.pm +++ b/IkiWiki/Wrapper.pm @@ -37,12 +37,9 @@ sub gen_wrapper () { addenv("$var", s); EOF } - - my $test_receive=""; - if ($config{test_receive}) { - require IkiWiki::Receive; - $test_receive=IkiWiki::Receive::gen_wrapper(); - } + + my @wrapper_hooks; + run_hooks(genwrapper => sub { push @wrapper_hooks, shift->() }); my $check_commit_hook=""; my $pre_exec=""; @@ -79,8 +76,8 @@ EOF { int fd=open("$config{wikistatedir}/cgilock", O_CREAT | O_RDWR, 0666); if (fd != -1 && flock(fd, LOCK_EX) == 0) { - char *fd_s; - asprintf(&fd_s, "%i", fd); + char *fd_s=malloc(8); + sprintf(fd_s, "%i", fd); setenv("IKIWIKI_CGILOCK_FD", fd_s, 1); } } @@ -93,10 +90,7 @@ EOF $configstring=~s/"/\\"/g; $configstring=~s/\n/\\n/g; - #translators: The first parameter is a filename, and the second is - #translators: a (probably not translated) error message. - open(OUT, ">$wrapper.c") || error(sprintf(gettext("failed to write %s: %s"), "$wrapper.c", $!)); - print OUT <<"EOF"; + writefile(basename("$wrapper.c"), dirname($wrapper), <<"EOF"); /* A wrapper for ikiwiki, can be safely made suid. */ #include #include @@ -111,7 +105,7 @@ extern char **environ; char *newenviron[$#envsave+6]; int i=0; -addenv(char *var, char *val) { +void addenv(char *var, char *val) { char *s=malloc(strlen(var)+1+strlen(val)+1); if (!s) perror("malloc"); @@ -123,12 +117,22 @@ int main (int argc, char **argv) { char *s; $check_commit_hook -$test_receive +@wrapper_hooks $envsave newenviron[i++]="HOME=$ENV{HOME}"; newenviron[i++]="WRAPPED_OPTIONS=$configstring"; + +#ifdef __TINYC__ + if (clearenv() != 0) { + perror("clearenv"); + exit(1); + } + for (; i>0; i--) + putenv(newenviron[i-1]); +#else newenviron[i]=NULL; environ=newenviron; +#endif if (setregid(getegid(), -1) != 0 && setregid(getegid(), -1) != 0) { @@ -147,10 +151,10 @@ $pre_exec exit(1); } EOF - close OUT; - my $cc=exists $ENV{CC} ? possibly_foolish_untaint($ENV{CC}) : 'cc'; - if (system($cc, "$wrapper.c", "-o", "$wrapper.new") != 0) { + my @cc=exists $ENV{CC} ? possibly_foolish_untaint($ENV{CC}) : 'cc'; + push @cc, possibly_foolish_untaint($ENV{CFLAGS}) if exists $ENV{CFLAGS}; + if (system(@cc, "$wrapper.c", "-o", "$wrapper.new") != 0) { #translators: The parameter is a C filename. error(sprintf(gettext("failed to compile %s"), "$wrapper.c")); }