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author | Mystery Man <unknown@mandriva.org> | 2003-08-20 07:37:27 +0000 |
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committer | Mystery Man <unknown@mandriva.org> | 2003-08-20 07:37:27 +0000 |
commit | 7f2ac73888b8ef372ea597049981b27e7d810ac2 (patch) | |
tree | 354132889b63bbe5f446cb82869b3c3367135a80 /mdk-stage1/dietlibc/libugly/popen.c | |
parent | 327bd24f8e4291bd1882de1990dd7339f781a9cb (diff) | |
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This commit was manufactured by cvs2svn to create branch 'MDKC_1_0'.topic/MDKC_1_0
Diffstat (limited to 'mdk-stage1/dietlibc/libugly/popen.c')
-rw-r--r-- | mdk-stage1/dietlibc/libugly/popen.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/mdk-stage1/dietlibc/libugly/popen.c b/mdk-stage1/dietlibc/libugly/popen.c index e0e441495..aa9a2cde0 100644 --- a/mdk-stage1/dietlibc/libugly/popen.c +++ b/mdk-stage1/dietlibc/libugly/popen.c @@ -1,32 +1,38 @@ #include "dietstdio.h" #include <unistd.h> +#include <fcntl.h> +#include "binshstr.h" extern char **environ; FILE *popen(const char *command, const char *type) { int pfd[2]; int fd0; + FILE* f; pid_t pid; + if (pipe(pfd)<0) return 0; fd0=(*type=='r'); - if ((pid=vfork())<0) { + if (!(f=fdopen(pfd[!fd0],type))) { + close(pfd[0]); /* malloc failed */ + close(pfd[1]); + return 0; + } + if ((pid=fork())<0) { close(pfd[0]); close(pfd[1]); return 0; } if (!pid) { /* child */ - char *argv[]={"sh","-c",0,0}; + const char *argv[]={__sh,"-c",0,0}; close(pfd[!fd0]); close(fd0); dup2(pfd[fd0],fd0); close(pfd[fd0]); - argv[2]=(char*)command; - execve("/bin/sh",argv,environ); - _exit(255); + argv[2]=command; + execve(__binsh,(char*const*)argv,environ); + _exit(127); } close(pfd[fd0]); - { - register FILE* f; - if ((f=fdopen(pfd[!fd0],type))) - f->popen_kludge=pid; - return f; - } + fcntl (pfd[!fd0], F_SETFD, FD_CLOEXEC); + f->popen_kludge=pid; + return f; } |