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Formerly main.c.~79~

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This commit is contained in:
Roland McGrath 1993-04-14 18:20:33 +00:00
parent 2fae4442e2
commit f02ced5786
1 changed files with 20 additions and 15 deletions
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35
main.c
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@ -83,6 +83,7 @@ flags () {}
struct command_switch
{
char c; /* The switch character. */
enum /* Type of the value. */
{
flag, /* Turn int flag on. */
@ -221,7 +222,7 @@ static struct stringlist *new_files = 0;
/* The table of command switches. */
static struct command_switch switches[] =
static const struct command_switch switches[] =
{
{ 'b', ignore, 0, 0, 0, 0, 0, 0,
0, 0,
@ -293,7 +294,7 @@ static struct command_switch switches[] =
{ 'w', flag, (char *) &print_directory_flag, 1, 1, 0, 0, 0,
"print-directory", 0,
"Print the current directory" },
{ -1, flag, (char *) &inhibit_print_directory_flag, 1, 1, 0, 0, 0,
{ 1, flag, (char *) &inhibit_print_directory_flag, 1, 1, 0, 0, 0,
"no-print-directory", 0,
"Turn off -w, even if it was turned on implicitly" },
{ 'W', string, (char *) &new_files, 0, 0, 0, 0, 0,
@ -1072,7 +1073,9 @@ init_switches ()
long_options[i].name = (switches[i].long_name == 0 ? "" :
switches[i].long_name);
long_options[i].flag = 0;
*p++ = long_options[i].val = switches[i].c;
long_options[i].val = switches[i].c;
if (isalnum (switches[i].c))
*p++ = switches[i].c;
switch (switches[i].type)
{
case flag:
@ -1085,10 +1088,12 @@ init_switches ()
case string:
case positive_int:
case floating:
*p++ = ':';
if (isalnum (switches[i].c))
*p++ = ':';
if (switches[i].noarg_value != 0)
{
*p++ = ':';
if (isalnum (switches[i].c))
*p++ = ':';
long_options[i].has_arg = optional_argument;
}
else
@ -1114,7 +1119,7 @@ decode_switches (argc, argv, env)
int env;
{
int bad = 0;
register struct command_switch *cs;
register const struct command_switch *cs;
register struct stringlist *sl;
register int c;
@ -1292,7 +1297,7 @@ positive integral argument",
p = buf;
if (cs->c != -1)
if (isalnum (cs->c))
{
sprintf (buf, " -%c%s", cs->c, arg);
p += strlen (p);
@ -1301,7 +1306,7 @@ positive integral argument",
{
unsigned int i;
sprintf (p, "%s--%s%s",
cs->c == -1 ? " " : ", ",
!isalnum (cs->c) ? " " : ", ",
cs->long_name, arg);
p += strlen (p);
for (i = 0; i < (sizeof (long_option_aliases) /
@ -1314,7 +1319,7 @@ positive integral argument",
}
}
{
struct command_switch *ncs = cs;
const struct command_switch *ncs = cs;
while ((++ncs)->c != '\0')
if (ncs->description[0] == '-' &&
ncs->description[1] == cs->c)
@ -1416,7 +1421,7 @@ static void
define_makeflags (all, makefile)
int all, makefile;
{
register struct command_switch *cs;
register const struct command_switch *cs;
char *flagstring;
/* We will construct a linked list of `struct flag's describing
@ -1427,7 +1432,7 @@ define_makeflags (all, makefile)
struct flag
{
struct flag *next;
struct command_switch *cs;
const struct command_switch *cs;
char *arg;
unsigned int arglen;
};
@ -1445,7 +1450,7 @@ define_makeflags (all, makefile)
++flagslen; /* Just a single flag letter. */ \
else \
flagslen += 1 + 1 + 1 + 1 + new->arglen; /* " -x foo" */ \
if (cs->c == -1) \
if (!isalnum (cs->c)) \
/* This switch has no single-letter version, so we use the long. */ \
flagslen += 2 + strlen (cs->long_name); \
} while (0)
@ -1544,7 +1549,7 @@ define_makeflags (all, makefile)
do
{
/* Add the flag letter or name to the string. */
if (flags->cs->c == -1)
if (!isalnum (flags->cs->c))
{
*p++ = '-';
strcpy (p, flags->cs->long_name);
@ -1561,7 +1566,7 @@ define_makeflags (all, makefile)
if (flags->arglen > 0)
{
/* Add its argument too. */
*p++ = flags->cs->c == -1 ? '=' : ' ';
*p++ = !isalnum (flags->cs->c) ? '=' : ' ';
bcopy (flags->arg, p, flags->arglen);
p += flags->arglen;
}
@ -1569,7 +1574,7 @@ define_makeflags (all, makefile)
*p++ = ' ';
*p++ = '-';
}
else if (flags->cs->c == -1)
else if (!isalnum (flags->cs->c))
{
/* Long options must each go in their own word,
so we write the following space and dash. */