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Formerly misc.c.~28~

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This commit is contained in:
Roland McGrath 1993-12-02 20:37:46 +00:00
parent 63160928cd
commit 12113c5925
1 changed files with 19 additions and 14 deletions
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33
misc.c
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@ -267,19 +267,30 @@ makefile_fatal (file, lineno, s1, s2, s3, s4, s5, s6)
die (1); die (1);
} }
#ifndef HAVE_STRERROR
char *
strerror (errnum)
int errnum;
{
extern int errno, sys_nerr;
extern char *sys_errlist[];
static char buf[] = "Unknown error 12345678901234567890";
if (errno < sys_nerr)
return sys_errlist[errnum];
sprintf ("Unknown error %d", buf, errnum);
return buf;
}
#endif
/* Print an error message from errno. */ /* Print an error message from errno. */
void void
perror_with_name (str, name) perror_with_name (str, name)
char *str, *name; char *str, *name;
{ {
extern int errno, sys_nerr; error ("%s%s: %s", str, name, strerror (errno));
extern char *sys_errlist[];
if (errno < sys_nerr)
error ("%s%s: %s", str, name, sys_errlist[errno]);
else
error ("%s%s: Unknown error %d", str, name, errno);
} }
/* Print an error message from errno and exit. */ /* Print an error message from errno and exit. */
@ -288,13 +299,7 @@ void
pfatal_with_name (name) pfatal_with_name (name)
char *name; char *name;
{ {
extern int errno, sys_nerr; fatal ("%s: %s", name, strerror (errno));
extern char *sys_errlist[];
if (errno < sys_nerr)
fatal ("%s: %s", name, sys_errlist[errno]);
else
fatal ("%s: Unknown error %d", name, errno);
/* NOTREACHED */ /* NOTREACHED */
} }