(no commit message)

[git.ikiwiki.info.git] / IkiWiki / Wrapper.pm

diff --git a/IkiWiki/Wrapper.pm b/IkiWiki/Wrapper.pm
index 31e30ad2ebb3cd2e8da33996a2e3b8cbcf890da9..73f0896e8cd161cce0166dd2d0ff247316d7be41 100644 (file)
--- a/IkiWiki/Wrapper.pm
+++ b/IkiWiki/Wrapper.pm
@@ -8,7 +8,7 @@ use File::Spec;
 use Data::Dumper;
 use IkiWiki;
 
 use Data::Dumper;
 use IkiWiki;
 

-sub gen_wrapper () { #{{{
+sub gen_wrapper () {

        $config{srcdir}=File::Spec->rel2abs($config{srcdir});
        $config{destdir}=File::Spec->rel2abs($config{destdir});
        my $this=File::Spec->rel2abs($0);
        $config{srcdir}=File::Spec->rel2abs($config{srcdir});
        $config{destdir}=File::Spec->rel2abs($config{destdir});
        my $this=File::Spec->rel2abs($0);


@@ -28,7 +28,8 @@ sub gen_wrapper () { #{{{
        my @envsave;
        push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI
                       CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE
        my @envsave;
        push @envsave, qw{REMOTE_ADDR QUERY_STRING REQUEST_METHOD REQUEST_URI
                       CONTENT_TYPE CONTENT_LENGTH GATEWAY_INTERFACE

-                      HTTP_COOKIE REMOTE_USER HTTPS} if $config{cgi};
+                      HTTP_COOKIE REMOTE_USER HTTPS REDIRECT_STATUS
+                      REDIRECT_URL} if $config{cgi};

        my $envsave="";
        foreach my $var (@envsave) {
                $envsave.=<<"EOF";
        my $envsave="";
        foreach my $var (@envsave) {
                $envsave.=<<"EOF";


@@ -36,12 +37,9 @@ sub gen_wrapper () { #{{{
                addenv("$var", s);
 EOF
        }
                addenv("$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="";
 
        my $check_commit_hook="";
        my $pre_exec="";


@@ -78,8 +76,8 @@ EOF
        {
                int fd=open("$config{wikistatedir}/cgilock", O_CREAT | O_RDWR, 0666);
                if (fd != -1 && flock(fd, LOCK_EX) == 0) {
        {
                int fd=open("$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);
                }
        }
                        setenv("IKIWIKI_CGILOCK_FD", fd_s, 1);
                }
        }


@@ -92,10 +90,7 @@ EOF
        $configstring=~s/"/\\"/g;
        $configstring=~s/\n/\\n/g;
        
        $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 <stdio.h>
 #include <sys/types.h>
 /* A wrapper for ikiwiki, can be safely made suid. */
 #include <stdio.h>
 #include <sys/types.h>


@@ -110,7 +105,7 @@ extern char **environ;
 char *newenviron[$#envsave+6];
 int i=0;
 
 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");
        char *s=malloc(strlen(var)+1+strlen(val)+1);
        if (!s)
                perror("malloc");


@@ -122,12 +117,23 @@ int main (int argc, char **argv) {
        char *s;
 
 $check_commit_hook
        char *s;
 
 $check_commit_hook

-$test_receive
+@wrapper_hooks

 $envsave
        newenviron[i++]="HOME=$ENV{HOME}";
        newenviron[i++]="WRAPPED_OPTIONS=$configstring";
 $envsave
        newenviron[i++]="HOME=$ENV{HOME}";
        newenviron[i++]="WRAPPED_OPTIONS=$configstring";

+
+#ifdef __TINYC__
+       /* old tcc versions do not support modifying environ directly */
+       if (clearenv() != 0) {
+               perror("clearenv");
+               exit(1);
+       }
+       for (; i>0; i--)
+               putenv(newenviron[i-1]);
+#else

        newenviron[i]=NULL;
        environ=newenviron;
        newenviron[i]=NULL;
        environ=newenviron;

+#endif

 
        if (setregid(getegid(), -1) != 0 &&
            setregid(getegid(), -1) != 0) {
 
        if (setregid(getegid(), -1) != 0 &&
            setregid(getegid(), -1) != 0) {


@@ -146,10 +152,10 @@ $pre_exec
        exit(1);
 }
 EOF
        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"), "$wrapper.c"));
        }
                #translators: The parameter is a C filename.
                error(sprintf(gettext("failed to compile %s"), "$wrapper.c"));
        }


@@ -173,6 +179,6 @@ EOF
        #translators: The parameter is a filename.
        printf(gettext("successfully generated %s"), $wrapper);
        print "\n";
        #translators: The parameter is a filename.
        printf(gettext("successfully generated %s"), $wrapper);
        print "\n";

-} #}}}
+}

 
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