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Use getopt for parsing program arguments #36

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Use getopt for parsing program arguments #36

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18 changes: 8 additions & 10 deletions sl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
* Copyright 1993,1998,2014
* Toyoda Masashi
* (mtoyoda@acm.org)
* Last Modified: 2014/06/03
* Last Modified: 2015/10/07
*========================================
*/
/* sl version 5.02 : Fix compiler warnings. */
Expand Down Expand Up @@ -46,7 +46,7 @@ void add_man(int y, int x);
int add_C51(int x);
int add_D51(int x);
int add_sl(int x);
void option(char *str);
void option(int argc, char * const argv[]);
int my_mvaddstr(int y, int x, char *str);

int ACCIDENT = 0;
Expand All @@ -63,12 +63,13 @@ int my_mvaddstr(int y, int x, char *str)
return OK;
}

void option(char *str)
void option(int argc, char * const argv[])
{
int c;
extern int ACCIDENT, FLY, LONG;

while (*str != '\0') {
switch (*str++) {
while ((c = getopt(argc, argv, "aFlc")) != -1) {
switch (c) {
case 'a': ACCIDENT = 1; break;
case 'F': FLY = 1; break;
case 'l': LOGO = 1; break;
Expand All @@ -82,11 +83,8 @@ int main(int argc, char *argv[])
{
int x, i;

for (i = 1; i < argc; ++i) {
if (*argv[i] == '-') {
option(argv[i] + 1);
}
}
option(argc, argv);

initscr();
signal(SIGINT, SIG_IGN);
noecho();
Expand Down