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Fix undefined behaviour and save some bytes as suggested by Manuel Novoa III
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parent
38386d7fed
commit
7b4e89b9e3
@ -21,24 +21,22 @@
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int realpath_main(int argc, char **argv)
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{
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char *resolved_path;
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int count;
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RESERVE_CONFIG_BUFFER(resolved_path, PATH_MAX);
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if (argc == 1) {
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if (--argc == 0) {
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show_usage();
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}
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resolved_path = malloc(PATH_MAX);
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for (count = 1; count < argc; count++) {
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resolved_path = realpath(argv[count], resolved_path);
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if (resolved_path) {
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do {
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argv++;
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if (realpath(*argv, resolved_path) != NULL) {
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puts(resolved_path);
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} else {
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perror_msg("%s", argv[count]);
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perror_msg("%s", *argv);
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}
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}
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free(resolved_path);
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} while (--argc);
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RELEASE_CONFIG_BUFFER(resolved_path);
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return(EXIT_SUCCESS);
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}
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}
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