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author | Pascal Rigaux <pixel@mandriva.com> | 2005-05-06 02:43:04 +0000 |
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committer | Pascal Rigaux <pixel@mandriva.com> | 2005-05-06 02:43:04 +0000 |
commit | 4e506c9aefe5b89970ae6894d05ad53c81af0d83 (patch) | |
tree | 2fac98df209e72eaba773cad2d7b90c99d9d9249 /mdk-stage1/dietlibc/libugly/system.c | |
parent | 793707b39bf2e9df40a6d2d60b83b3061088ae9e (diff) | |
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use installed dietlibc, not our forked cvs version
Diffstat (limited to 'mdk-stage1/dietlibc/libugly/system.c')
-rw-r--r-- | mdk-stage1/dietlibc/libugly/system.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/mdk-stage1/dietlibc/libugly/system.c b/mdk-stage1/dietlibc/libugly/system.c deleted file mode 100644 index 714aad056..000000000 --- a/mdk-stage1/dietlibc/libugly/system.c +++ /dev/null @@ -1,75 +0,0 @@ -#include <signal.h> -#include <errno.h> -#include <unistd.h> -#include <sys/wait.h> -#include "dietwarning.h" -#include "dietfeatures.h" -#include "binshstr.h" - -extern char **environ; - -int __libc_system (const char *line); - -int __libc_system (const char *line) -{ - struct sigaction sa, intr, quit; - sigset_t block,omask; - int save,pid,ret=-1; - - if (line == 0) return __libc_system("exit 0") == 0; - - sa.sa_handler = SIG_IGN; - sa.sa_flags = 0; - sigemptyset (&sa.sa_mask); - - if (sigaction(SIGINT, &sa, &intr)<0) return -1; - if (sigaction(SIGQUIT, &sa, &quit)<0) { - save = errno; -undo: - sigaction (SIGINT, &intr, (struct sigaction*)0); - errno=save; - return -1; - } - sigemptyset(&block); - sigaddset(&block,SIGCHLD); - if (sigprocmask(SIG_BLOCK,&block,&omask)<0) { - save=errno; - sigaction (SIGQUIT, &quit, (struct sigaction*)0); - goto undo; - } - - pid=fork(); - if (pid>0) - { /* parent */ - int n; - do - n=waitpid(pid, &ret, 0); - while ((n==-1) && (errno==EINTR)); - if (n!=pid) ret=-1; - } - else if (!pid) - { /* child */ - const char *nargs[4]; - nargs[0] = __sh; - nargs[1] = "-c"; - nargs[2] = line; - nargs[3] = 0; - - sigaction(SIGINT, &intr, (struct sigaction*)0); - sigaction(SIGQUIT, &quit, (struct sigaction*)0); - sigprocmask(SIG_SETMASK,&omask,0); - - execve(__binsh,(char *const *)nargs, environ); - _exit(127); - } - save = errno; - sigaction (SIGINT, &intr, (struct sigaction *)0); - sigaction (SIGQUIT, &quit, (struct sigaction *)0); - sigprocmask(SIG_SETMASK,&omask,0); - errno=save; - return ret; -} - -int system (const char *line) __attribute__((weak,alias("__libc_system"))); - -link_warning("system","warning: system() is a security risk. Use fork and execvp instead!") |