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str(1): formatting

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This commit is contained in:
Emma Tebibyte 2024-07-14 03:20:15 -06:00
parent 49031102f2
commit 3c243e4a09
Signed by: emma
GPG Key ID: 06FA419A1698C270
1 changed files with 19 additions and 13 deletions
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32
src/str.c
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@ -29,7 +29,7 @@ static char *program_name = "str";
static struct { static struct {
char *name; char *name;
int (*f)(int); int (*f)(int);
}ctypes[] = { } ctypes[] = {
{ "isalnum", isalnum }, { "isalnum", isalnum },
{ "isalpha", isalpha }, { "isalpha", isalpha },
{ "isblank", isblank }, { "isblank", isblank },
@ -49,27 +49,33 @@ int main(int argc, char *argv[]){
int i; int i;
int r; int r;
if(argc >= 3){ if (argc >= 3) {
for(ctype = 0; ctype < (sizeof ctypes) / (sizeof *ctypes); for (ctype = 0; ctype < (sizeof ctypes) / (sizeof *ctypes); ++ctype) {
++ctype) if(strcmp(argv[1], ctypes[ctype].name) == 0) {
if(strcmp(argv[1], ctypes[ctype].name) == 0)
goto pass; goto pass;
}
}
} }
fprintf(stderr, "Usage: %s type string...\n", fprintf(
argv[0] == NULL ? program_name : argv[0]); stderr,
"Usage: %s type string...\n",
argv[0] == NULL ? program_name : argv[0]
);
return EX_USAGE; return EX_USAGE;
pass: for(argv += 2, r = 1; *argv != NULL; ++argv) pass: for (argv += 2, r = 1; *argv != NULL; ++argv) {
for(i = 0; argv[0][i] != '\0'; ++i) for (i = 0; argv[0][i] != '\0'; ++i) {
/* First checks if argv[0][i] is valid ASCII; ctypes(3) /* First checks if argv[0][i] is valid ASCII; ctypes(3)
* don't handle non-ASCII. * don't handle non-ASCII.
* This is bad. */ * This is bad. */
if((unsigned char)argv[0][i] < 0x80 && !ctypes[ctype].f(argv[0][i])) if(
return 1; (unsigned char)argv[0][i] < 0x80 && !ctypes[ctype].f(argv[0][i])
else ) { return 1; }
r = 0; else { r = 0; }
}
}
return r; return r;
} }