From 1c014ec078bf7b435957774bbb0e1812880d731f Mon Sep 17 00:00:00 2001 From: Hilko Bengen Date: Wed, 1 Jun 2011 00:43:12 +0200 Subject: [PATCH] febootstrap/helper/init: Mount /proc if not already present. --- helper/init.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/helper/init.c b/helper/init.c index 8690f22..514146f 100644 --- a/helper/init.c +++ b/helper/init.c @@ -45,6 +45,7 @@ extern long init_module (void *, unsigned long, const char *); */ #define verbose 1 +static void mount_proc (void); static void print_uptime (void); static void insmod (const char *filename); static void show_directory (const char *dir); @@ -54,6 +55,8 @@ static char line[1024]; int main () { + mount_proc (); + print_uptime (); fprintf (stderr, "febootstrap: ext2 mini initrd starting up\n"); @@ -214,6 +217,23 @@ insmod (const char *filename) } } +/* Mount /proc unless it's mounted already. */ +static void +mount_proc (void) +{ + if (access ("/proc/uptime", R_OK) == -1) { + mkdir ("/proc", 0755); + + if (verbose) + fprintf (stderr, "febootstrap: mounting /proc\n"); + + if (mount ("proc", "/proc", "proc", 0, "") == -1) { + perror ("mount: /proc"); + /* Non-fatal. */ + } + } +} + /* Print contents of /proc/uptime. */ static void print_uptime (void) -- 1.8.3.1