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fix recognitions of -SIGname signals

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(fix by Jacques LUDER <jacques.luder@thalesgroup.com>)
This commit is contained in:
Denis Vlasenko
2006-12-23 01:06:21 +00:00
parent 8f6c79240d
commit 2a813e20e2
2 changed files with 10 additions and 8 deletions
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15
libbb/u_signal_names.c
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@ -15,7 +15,8 @@ static const struct signal_name {
} signals[] = {
// SUSv3 says kill must support these, and specifies the numerical values,
// http://www.opengroup.org/onlinepubs/009695399/utilities/kill.html
{0, "0"}, {1, "HUP"}, {2, "INT"}, {3, "QUIT"}, {6, "ABRT"}, {9, "KILL"},
// TODO: "[SIG]EXIT" shouldn't work for kill, right?
{0, "EXIT"}, {1, "HUP"}, {2, "INT"}, {3, "QUIT"}, {6, "ABRT"}, {9, "KILL"},
{14, "ALRM"}, {15, "TERM"},
// And Posix adds the following:
{SIGILL, "ILL"}, {SIGTRAP, "TRAP"}, {SIGFPE, "FPE"}, {SIGUSR1, "USR1"},
@ -30,13 +31,13 @@ int get_signum(const char *name)
{
int i;
i = atoi(name);
if (i) return i;
i = bb_strtou(name, NULL, 10);
if (!errno) return i;
for (i = 0; i < sizeof(signals) / sizeof(struct signal_name); i++)
if (!strcasecmp(signals[i].name, name) ||
(!strncasecmp(signals[i].name, "SIG", 3)
&& !strcasecmp(signals[i].name+3, signals[i].name)))
return signals[i].number;
if (strcasecmp(name, signals[i].name) == 0
|| (strncasecmp(name, "SIG", 3) == 0
&& strcasecmp(&name[3], signals[i].name) == 0))
return signals[i].number;
return -1;
}