GopherProxy

	nopen.c - noice - small file browser (mirror / fork from 2f30.org)
	git clone git://git.codemadness.org/noice
	Log
	Files
	Refs
	README
	LICENSE
	---
	nopen.c (1618B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include <sys/types.h>
	3 #include <sys/wait.h>
	4
	5 #include <regex.h>
	6 #include <stdio.h>
	7 #include <stdlib.h>
	8 #include <string.h>
	9 #include <unistd.h>
	10
	11 #include "arg.h"
	12 #include "util.h"
	13
	14 struct rule {
	15 char regex; / Regex to match on filename */
	16 char *file;
	17 char *argv[NR_ARGS];
	18 regex_t regcomp;
	19 };
	20
	21 #include "nopenconf.h"
	22
	23 char *argv0;
	24
	25 int
	26 run(struct rule rule, char arg)
	27 {
	28 char *argv[NR_ARGS];
	29 int i;
	30
	31 for (i = 0; rule->argv[i]; i++) {
	32 if (strcmp(rule->argv[i], "{}") == 0) {
	33 argv[i] = arg;
	34 continue;
	35 }
	36 argv[i] = rule->argv[i];
	37 }
	38 argv[i] = NULL;
	39 return spawnvp(NULL, rule->file, argv);
	40 }
	41
	42 struct rule *
	43 matchrule(char *file)
	44 {
	45 int i;
	46
	47 for (i = 0; i < LEN(rules); i++) {
	48 if (regexec(&rules[i].regcomp, file, 0, NULL, 0) == 0)
	49 return &rules[i];
	50 }
	51 return NULL;
	52 }
	53
	54 void
	55 parserules(void)
	56 {
	57 char errbuf[256];
	58 int i, r;
	59
	60 for (i = 0; i < LEN(rules); i++) {
	61 r = regcomp(&rules[i].regcomp, rules[i].regex,
	62 REG_NOSUB \| REG_EXTENDED \| REG_ICASE);
	63 if (r != 0) {
	64 regerror(r, &rules[i].regcomp, errbuf, sizeof(er…
	65 fprintf(stderr, "invalid regex rules[%d]: %s: %s…
	66 i, rules[i].regex, errbuf);
	67 exit(1);
	68 }
	69 }
	70 }
	71
	72 void
	73 usage(void)
	74 {
	75 fprintf(stderr, "usage: %s file...\n", argv0);
	76 exit(1);
	77 }
	78
	79 int
	80 main(int argc, char *argv[])
	81 {
	82 int r;
	83
	84 ARGBEGIN {
	85 default:
	86 usage();
	87 } ARGEND
	88
	89 if (argc == 0)
	90 usage();
	91
	92 r = 0;
	93 parserules();
	94 for (; argv[0] != NULL; argv++) {
	95 struct rule *rule;
	96
	97 if ((rule = matchrule(argv[0])) == NULL)
	98 continue;
	99 if (run(rule, argv[0]) == -1)
	100 r = 1;
	101 }
	102 return r;
	103 }