Adwaith-Rajesh/gperf
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Output command-line options with argument delimiters if necessary.

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This commit is contained in:
Bruno Haible
2000-08-19 13:25:52 +00:00
parent 2efcd453ef
commit 574127cfd5
2 changed files with 47 additions and 1 deletions
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45
src/options.cc
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@@ -229,7 +229,50 @@ Options::print_options (void)
printf ("/* Command-line: ");
for (i = 0; i < argument_count; i++)
printf ("%s ", argument_vector[i]);
{
const char *arg = argument_vector[i];
/* Escape arg if it contains shell metacharacters. */
if (*arg == '-')
{
putchar (*arg);
arg++;
if (*arg >= 'A' && *arg <= 'Z' || *arg >= 'a' && *arg <= 'z')
{
putchar (*arg);
arg++;
}
}
if (strpbrk (arg, "\t\n !\"#$&'()*;<>?[\\]`{|}~") != NULL)
{
if (strchr (arg, '\'') != NULL)
{
putchar ('"');
for (; *arg; arg++)
{
if (*arg == '\"' || *arg == '\\' || *arg == '$')
putchar ('\\');
putchar (*arg);
}
putchar ('"');
}
else
{
putchar ('\'');
for (; *arg; arg++)
{
if (*arg == '\\')
putchar ('\\');
putchar (*arg);
}
putchar ('\'');
}
}
else
printf ("%s", arg);
printf (" ");
}
printf (" */");
}