DeforaOS/utils
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More code cleanup

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This commit is contained in:
Pierre Pronchery 2009-10-20 14:31:06 +00:00
parent f6a962d21c
commit 06c14936c3
1 changed files with 22 additions and 9 deletions
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31
src/logname.c
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@ -20,6 +20,27 @@
#include <stdio.h> #include <stdio.h>
/* logname */
static int _logname_error(char const * message, int ret);
static int _logname(void)
{
char const * lgnm;
if((lgnm = getlogin()) == NULL)
return _logname_error("getlogin", 1);
puts(lgnm);
return 0;
}
static int _logname_error(char const * message, int ret)
{
fputs("logname: ", stderr);
perror(message);
return ret;
}
/* usage */ /* usage */
static int _usage(void) static int _usage(void)
{ {
@ -32,7 +53,6 @@ static int _usage(void)
int main(int argc, char * argv[]) int main(int argc, char * argv[])
{ {
int o; int o;
char * lgnm;
while((o = getopt(argc, argv, "")) != -1) while((o = getopt(argc, argv, "")) != -1)
switch(o) switch(o)
@ -42,12 +62,5 @@ int main(int argc, char * argv[])
} }
if(optind != argc) if(optind != argc)
return _usage(); return _usage();
if((lgnm = getlogin()) == NULL) return (_logname() == 0) ? 0 : 2;
{
fputs("logname: ", stderr);
perror("getlogin");
return 2;
}
puts(lgnm);
return 0;
} }