181 lines
3.2 KiB
C
181 lines
3.2 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <limits.h>
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#include "../src/support.h"
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/* pars -- end with L is lowercase par, end with U is uppercase, non-alpha spelled out */
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enum
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{
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AL,
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AU,
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CL,
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CU,
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DL,
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FL,
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FU,
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GL,
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IL,
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KL,
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LL,
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ML,
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NL,
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OL,
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PL,
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QL,
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RL,
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RU,
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SL,
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SU,
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TL,
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UL,
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XL,
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ONE,
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};
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int main(int argc, char **argv)
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{
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char pars[23] = {0};
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int i;
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DIR *dp;
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struct dirent *dirp;
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i = 0;
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dp = 0;
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dirp = 0;
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/* process our parameters */
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for(; (i = getopt(argc, argv, "ikqrsglnoAaCmx1FpHLRdSftcu")) != -1; i = 0)
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{
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switch(i)
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{
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case 'a': pars[AL] = 1;
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pars[AU] = 0;
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break;
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case 'A': pars[AU] = 1;
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pars[AL] = 0;
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break;
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case 'c': pars[CL] = 1;
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break;
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case 'C':
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if(pars[ML] || pars[XL] || pars[ONE] )
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{
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throw(NEEDARG_FAIL, " ls [-ikqrsglno] [-A|-a] [-C|-m|-x|-l]\n\t[-F|-p] [-H|-L] [-R|-d] [-S|-f|-t] [-c|-u] [path ...]");
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}
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pars[CU] = 1;
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break;
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case 'd': pars[DL] = 1;
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pars[RU] = 0;
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break;
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case 'f': pars[FL] = 1;
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pars[SU] = 0;
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pars[TL] = 0;
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break;
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case 'F': pars[FU] = 1;
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pars[PL] = 0;
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break;
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case 'g': pars[GL] = 1;
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break;
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case 'i': pars[IL] = 1;
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break;
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case 'k': pars[KL] = 1;
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break;
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case 'l': pars[LL] = 1;
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break;
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case 'm':
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if(pars[CU] || pars[XL] || pars[ONE] )
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{
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throw(NEEDARG_FAIL, " ls [-ikqrsglno] [-A|-a] [-C|-m|-x|-l]\n\t[-F|-p] [-H|-L] [-R|-d] [-S|-f|-t] [-c|-u] [path ...]");
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}
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pars[ML] = 1;
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pars[CU] = 0;
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pars[XL] = 0;
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pars[ONE] = 0;
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break;
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case 'n': pars[NL] = 1;
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break;
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case 'o': pars[OL] = 1;
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break;
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case 'p': pars[PL] = 1;
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pars[FU] = 0;
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break;
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case 'q': pars[QL] = 1;
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break;
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case 'r': pars[RL] = 1;
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break;
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case 'R': pars[RU] = 1;
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pars[DL] = 0;
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break;
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case 's': pars[SL] = 1;
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break;
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case 'S': pars[SU] = 1;
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pars[FL] = 0;
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pars[TL] = 0;
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break;
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case 't': pars[TL] = 1;
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pars[SU] = 0;
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pars[FL] = 0;
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break;
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case 'u': pars[UL] = 1;
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pars[CL] = 0;
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break;
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case 'x':
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if(pars[ML] || pars[CU] || pars[ONE] )
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{
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throw(NEEDARG_FAIL, " ls [-ikqrsglno] [-A|-a] [-C|-m|-x|-l]\n\t[-F|-p] [-H|-L] [-R|-d] [-S|-f|-t] [-c|-u] [path ...]");
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}
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pars[XL] = 1;
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break;
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case '1':
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if(pars[ML] || pars[XL] || pars[CU] )
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{
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throw(NEEDARG_FAIL, " ls [-ikqrsglno] [-A|-a] [-C|-m|-x|-l]\n\t[-F|-p] [-H|-L] [-R|-d] [-S|-f|-t] [-c|-u] [path ...]");
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}
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pars[ONE] = 1;
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break;
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case ':':
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case '?':
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default: throw(NEEDARG_FAIL, mastrcat(argv[0], " ls [-ikqrsglno] [-A|-a] [-C|-m|-x|-l]\n\t[-F|-p] [-H|-L] [-R|-d] [-S|-f|-t] [-c|-u] [path ...]"));
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break;
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}
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}
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i = optind;
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do
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{
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if(!argv[i])
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{
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argv[i] = ".";
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}
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if( !(dp = opendir(argv[i])))
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{
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throw(MISC_FAIL, mastrcat(argv[0], mastrcat(": could not access named file or directory: ", argv[i])));
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}
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for(;(dirp = readdir(dp));)
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{
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if(dirp->d_name[0] == '.' && !pars[AL])
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{
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continue;
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}
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printf("%s\n", dirp->d_name);
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}
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i++;
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}
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while(i < argc);
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exit(EXIT_SUCCESS);
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}
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