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Add const

This commit is contained in:
Lassi Kortela 2020-04-07 10:22:38 +03:00
parent f81e7f815a
commit 620e38a300
1 changed files with 5 additions and 5 deletions
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10
c/main.c
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@ -94,7 +94,7 @@ static void version(void)
exit(0); exit(0);
} }
static char **long_option(char **argv, const char *option) static const char **long_option(const char **argv, const char *option)
{ {
if (!strcmp(option, "--help")) { if (!strcmp(option, "--help")) {
helpflag = 1; helpflag = 1;
@ -161,7 +161,7 @@ static void runtime_options(const char *arg)
free(whole); free(whole);
} }
static char **short_option(char **argv, int option) static const char **short_option(const char **argv, int option)
{ {
switch (option) { switch (option) {
case 'e': case 'e':
@ -180,9 +180,9 @@ static char **short_option(char **argv, int option)
return argv; return argv;
} }
static char **parse_command_line_flags(char **argv) static const char **parse_command_line_flags(const char **argv)
{ {
char *arg; const char *arg;
int option; int option;
while ((arg = *argv)) { while ((arg = *argv)) {
@ -216,7 +216,7 @@ static char **parse_command_line_flags(char **argv)
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
parse_command_line_flags(argv + 1); parse_command_line_flags((const char **)(argv + 1));
if (helpflag) { if (helpflag) {
generic_usage(stdout, 0); generic_usage(stdout, 0);
} }