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Changed getopt so that options can be grouped together, the source

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archive is now assumed to be the first non parameter.

This is how GNU ar behaves.
This commit is contained in:
Glenn L McGrath
2000-09-09 13:38:26 +00:00
parent 6fb88e73f7
commit 437bf72785
4 changed files with 26 additions and 30 deletions
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26
ar.c
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@@ -239,7 +239,7 @@ extern int ar_main(int argc, char **argv)
int srcFd=0, dstFd=0;
headerL_t *header, *entry, *extractList;
while ((opt = getopt(argc, argv, "ovt:p:x:")) != -1) {
while ((opt = getopt(argc, argv, "ovtpx")) != -1) {
switch (opt) {
case 'o':
funct = funct | PRESERVE_DATE;
@@ -249,31 +249,29 @@ extern int ar_main(int argc, char **argv)
break;
case 't':
funct = funct | DISPLAY;
break;
case 'x':
if (opt=='x') {
funct = funct | EXT_TO_FILE;
}
funct = funct | EXT_TO_FILE;
break;
case 'p':
if (opt=='p') {
funct = funct | EXT_TO_STDOUT;
}
/* following is common to 't','x' and 'p' */
if ( (srcFd = open(optarg, O_RDONLY)) < 0) {
errorMsg("Cannot read %s\n", optarg);
return (FALSE);
}
funct = funct | EXT_TO_STDOUT;
break;
default:
usage(ar_usage);
}
}
/* check options not just preserve_dates and/or verbose */
if (funct < 4) {
/* check the src filename was specified */
if (optind == argc) {
usage(ar_usage);
return(FALSE);
}
if ( (srcFd = open(argv[optind], O_RDONLY)) < 0) {
errorMsg("Cannot read %s\n", optarg);
return (FALSE);
}
optind++;
entry = (headerL_t *) malloc(sizeof(headerL_t));
header = (headerL_t *) malloc(sizeof(headerL_t));
extractList = (headerL_t *) malloc(sizeof(headerL_t));