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65 lines
2.0 KiB
65 lines
2.0 KiB
6 years ago
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diff -up netkit-rsh-0.17/rexec/rexec.c.patch netkit-rsh-0.17/rexec/rexec.c
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--- netkit-rsh-0.17/rexec/rexec.c.patch 2010-01-05 15:24:44.000000000 +0100
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+++ netkit-rsh-0.17/rexec/rexec.c 2010-01-05 16:06:55.927098704 +0100
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@@ -300,14 +300,29 @@ void parse_options(char *argv[], int arg
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{
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case 'l':
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if (optarg != NULL)
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- *user_name=strcpy((char *)malloc((strlen(optarg)+1)*sizeof(char)),optarg);
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+ {
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+ *user_name = malloc((strlen(optarg)+1)*sizeof(char));
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+ if(*user_name == NULL)
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+ {
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+ fprintf(stderr, "%s: can't allocate memory!\n", argv[0]);
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+ exit(1);
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+ }
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+ strcpy(*user_name,optarg);
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+ }
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break;
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case 'p':
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if ( optarg!= NULL )
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{
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int passlen = strlen(optarg);
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- *passwd=strcpy((char *)malloc((passlen+1)*sizeof(char)),optarg);
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+ *passwd = malloc((char *)malloc((passlen+1)*sizeof(char)));
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+ if(*passwd == NULL)
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+ {
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+ fprintf(stderr, "%s: can't allocate memory!\n", argv[0]);
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+ exit(1);
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+ }
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+ strcpy(*passwd,optarg);
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+
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for (ind = 0; ind < passlen; ++ind)
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optarg[ind] = '\0';
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}
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@@ -356,6 +371,12 @@ void parse_options(char *argv[], int arg
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for ( ind = optind; ind < argc; ++ind)
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len += strlen(argv[ind])+1;
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*command = (char *) malloc((len+1)*sizeof(char));
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+ if ( *command == NULL )
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+ {
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+ fprintf(stderr, "%s: can't allocate memory!\n", argv[0]);
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+ exit(1);
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+ }
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+
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**command = '\0';
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for ( ind = optind; ind < argc; ++ind) {
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if ( ind > optind ) {
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diff -up netkit-rsh-0.17/rshd/rshd.c.patch netkit-rsh-0.17/rshd/rshd.c
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--- netkit-rsh-0.17/rshd/rshd.c.patch 2010-01-05 15:24:44.000000000 +0100
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+++ netkit-rsh-0.17/rshd/rshd.c 2010-01-05 15:46:39.718973390 +0100
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@@ -562,7 +562,11 @@ doit(struct sockaddr_storage *fromp, soc
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environ = envinit;
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if (chdir(pwd->pw_dir) < 0) {
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- chdir("/");
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+ if(chdir("/") < 0)
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+ {
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+ error("No remote directory and can't chdir to root.\n");
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+ exit(1);
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+ }
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/*
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* error("No remote directory.\n");
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* exit(1);
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