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libmisc: Accept --root=path and --prefix=path option syntax

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Recognise --root=path in addition to --root path (and similarly for
--prefix) to match the syntax accepted by getopt_long.

Fixes #218
This commit is contained in:
Colin Hogben 2020-02-07 21:57:12 +00:00
parent 2cc7da6058
commit 12ce42be44
2 changed files with 18 additions and 6 deletions
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12
libmisc/prefix_flag.c
View File

@ -74,10 +74,13 @@ extern const char* process_prefix_flag (const char* short_opt, int argc, char **
* Parse the command line options.
*/
int i;
const char *prefix = NULL;
const char *prefix = NULL, *val;
for (i = 0; i < argc; i++) {
val = NULL;
if ( (strcmp (argv[i], "--prefix") == 0)
|| ((strncmp (argv[i], "--prefix=", 9) == 0)
&& (val = argv[i] + 9))
|| (strcmp (argv[i], short_opt) == 0)) {
if (NULL != prefix) {
fprintf (stderr,
@ -86,13 +89,16 @@ extern const char* process_prefix_flag (const char* short_opt, int argc, char **
exit (E_BAD_ARG);
}
if (i + 1 == argc) {
if (val) {
prefix = val;
} else if (i + 1 == argc) {
fprintf (stderr,
_("%s: option '%s' requires an argument\n"),
Prog, argv[i]);
exit (E_BAD_ARG);
} else {
prefix = argv[++ i];
}
prefix = argv[i + 1];
}
}

12
libmisc/root_flag.c
View File

@ -56,10 +56,13 @@ extern void process_root_flag (const char* short_opt, int argc, char **argv)
* Parse the command line options.
*/
int i;
const char *newroot = NULL;
const char *newroot = NULL, *val;
for (i = 0; i < argc; i++) {
val = NULL;
if ( (strcmp (argv[i], "--root") == 0)
|| ((strncmp (argv[i], "--root=", 7) == 0)
&& (val = argv[i] + 7))
|| (strcmp (argv[i], short_opt) == 0)) {
if (NULL != newroot) {
fprintf (stderr,
@ -68,13 +71,16 @@ extern void process_root_flag (const char* short_opt, int argc, char **argv)
exit (E_BAD_ARG);
}
if (i + 1 == argc) {
if (val) {
newroot = val;
} else if (i + 1 == argc) {
fprintf (stderr,
_("%s: option '%s' requires an argument\n"),
Prog, argv[i]);
exit (E_BAD_ARG);
} else {
newroot = argv[++ i];
}
newroot = argv[i + 1];
}
}