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present for Jim

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This commit is contained in:
albert
2002-12-03 09:07:59 +00:00
parent 538f249009
commit 7ac9a0e1f5
8 changed files with 100 additions and 38 deletions
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7
proc/devname.c
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@@ -195,7 +195,7 @@ unsigned dev_to_tty(char *restrict ret, unsigned chop, int dev, int pid, unsigne
char *restrict tmp = buf;
unsigned i = 0;
int c;
if((short)dev == (short)-1) goto fail;
if((short)dev == (short)0) goto no_tty;
if(linux_version_code > LINUX_VERSION(2, 5, 0)){ /* didn't get done yet */
if(link_name(tmp, major(dev), minor(dev), pid, "tty" )) goto abbrev;
}
@@ -203,7 +203,8 @@ unsigned dev_to_tty(char *restrict ret, unsigned chop, int dev, int pid, unsigne
if( link_name(tmp, major(dev), minor(dev), pid, "fd/2" )) goto abbrev;
if( guess_name(tmp, major(dev), minor(dev) )) goto abbrev;
if( link_name(tmp, major(dev), minor(dev), pid, "fd/255")) goto abbrev;
fail:
// fall through if unable to find a device file
no_tty:
strcpy(ret, "?");
return 1;
abbrev:
@@ -232,7 +233,7 @@ abbrev:
int tty_to_dev(const char *restrict const name) {
struct stat sbuf;
static char buf[32];
if(stat(name, &sbuf) >= 0) return sbuf.st_rdev;
if(name[0]=='/' && stat(name, &sbuf) >= 0) return sbuf.st_rdev;
snprintf(buf,32,"/dev/%s",name);
if(stat(buf, &sbuf) >= 0) return sbuf.st_rdev;
snprintf(buf,32,"/dev/tty%s",name);