str(1): formatting
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parent
49031102f2
commit
3c243e4a09
32
src/str.c
32
src/str.c
@ -29,7 +29,7 @@ static char *program_name = "str";
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static struct {
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char *name;
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int (*f)(int);
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}ctypes[] = {
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} ctypes[] = {
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{ "isalnum", isalnum },
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{ "isalpha", isalpha },
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{ "isblank", isblank },
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@ -49,27 +49,33 @@ int main(int argc, char *argv[]){
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int i;
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int r;
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if(argc >= 3){
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for(ctype = 0; ctype < (sizeof ctypes) / (sizeof *ctypes);
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++ctype)
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if(strcmp(argv[1], ctypes[ctype].name) == 0)
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if (argc >= 3) {
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for (ctype = 0; ctype < (sizeof ctypes) / (sizeof *ctypes); ++ctype) {
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if(strcmp(argv[1], ctypes[ctype].name) == 0) {
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goto pass;
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}
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}
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}
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fprintf(stderr, "Usage: %s type string...\n",
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argv[0] == NULL ? program_name : argv[0]);
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fprintf(
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stderr,
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"Usage: %s type string...\n",
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argv[0] == NULL ? program_name : argv[0]
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);
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return EX_USAGE;
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pass: for(argv += 2, r = 1; *argv != NULL; ++argv)
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for(i = 0; argv[0][i] != '\0'; ++i)
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pass: for (argv += 2, r = 1; *argv != NULL; ++argv) {
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for (i = 0; argv[0][i] != '\0'; ++i) {
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/* First checks if argv[0][i] is valid ASCII; ctypes(3)
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* don't handle non-ASCII.
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* This is bad. */
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if((unsigned char)argv[0][i] < 0x80 && !ctypes[ctype].f(argv[0][i]))
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return 1;
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else
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r = 0;
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if(
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(unsigned char)argv[0][i] < 0x80 && !ctypes[ctype].f(argv[0][i])
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) { return 1; }
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else { r = 0; }
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}
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}
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return r;
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}
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