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Merge pull request #10916 from akallabeth/manpage-no-exit

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[common,man] eliminate exit() calls
This commit is contained in:
akallabeth
2024-12-04 16:55:31 +01:00
committed by GitHub
parent af4e3ede0c e12f3fd15a
commit 54a1177965
1 changed files with 64 additions and 16 deletions
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80
client/common/man/generate_argument_manpage.c
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@@ -39,18 +39,23 @@ static char* append(char** buffer, size_t* size, const char* str)
return *buffer;
}
static LPSTR tr_esc_str(LPCSTR arg, bool format)
static LPSTR tr_esc_str(LPCSTR arg, bool format, int* failed)
{
const char* str = NULL;
LPSTR tmp = NULL;
size_t ds = 0;
assert(failed);
if (NULL == arg)
return NULL;
const size_t s = strlen(arg) + 1;
if (!resize(&tmp, &ds, s))
exit(-2);
{
*failed = -2;
return NULL;
}
for (size_t x = 0; x < s; x++)
{
@@ -60,7 +65,10 @@ static LPSTR tr_esc_str(LPCSTR arg, bool format)
case '-':
str = "\\-";
if (!append(&tmp, &ds, str))
exit(-3);
{
*failed = -3;
return NULL;
}
break;
case '<':
@@ -70,7 +78,10 @@ static LPSTR tr_esc_str(LPCSTR arg, bool format)
str = "<";
if (!append(&tmp, &ds, str))
exit(-3);
{
*failed = -4;
return NULL;
}
break;
case '>':
@@ -80,30 +91,45 @@ static LPSTR tr_esc_str(LPCSTR arg, bool format)
str = ">";
if (!append(&tmp, &ds, str))
exit(-4);
{
*failed = -5;
return NULL;
}
break;
case '\'':
str = "\\*(Aq";
if (!append(&tmp, &ds, str))
exit(-4);
{
*failed = -6;
return NULL;
}
break;
case '.':
if (!append(&tmp, &ds, "\\&."))
exit(-6);
{
*failed = -7;
return NULL;
}
break;
case '\r':
case '\n':
if (!append(&tmp, &ds, "\n.br\n"))
exit(-7);
{
*failed = -8;
return NULL;
}
break;
default:
data[0] = arg[x];
if (!append(&tmp, &ds, data))
exit(-8);
{
*failed = -9;
return NULL;
}
break;
}
}
@@ -113,6 +139,7 @@ static LPSTR tr_esc_str(LPCSTR arg, bool format)
int main(int argc, char* argv[])
{
int rc = -3;
size_t elements = sizeof(global_cmd_args) / sizeof(global_cmd_args[0]);
if (argc != 2)
@@ -142,11 +169,22 @@ int main(int argc, char* argv[])
for (size_t x = 0; x < elements - 1; x++)
{
int failed = 0;
const COMMAND_LINE_ARGUMENT_A* arg = &global_cmd_args[x];
char* name = tr_esc_str(arg->Name, FALSE);
char* alias = tr_esc_str(arg->Alias, FALSE);
char* format = tr_esc_str(arg->Format, TRUE);
char* text = tr_esc_str(arg->Text, FALSE);
char* name = tr_esc_str(arg->Name, FALSE, &failed);
char* alias = tr_esc_str(arg->Alias, FALSE, &failed);
char* format = tr_esc_str(arg->Format, TRUE, &failed);
char* text = tr_esc_str(arg->Text, FALSE, &failed);
if (failed != 0)
{
free(name);
free(alias);
free(format);
free(text);
rc = failed;
goto fail;
}
(void)fprintf(fp, ".PP\n");
bool first = true;
@@ -192,7 +230,12 @@ int main(int argc, char* argv[])
(void)fprintf(fp, " (default:%s)\n", arg->Default ? "on" : "off");
else if (arg->Default)
{
char* value = tr_esc_str(arg->Default, FALSE);
char* value = tr_esc_str(arg->Default, FALSE, &failed);
if (failed != 0)
{
rc = failed;
goto fail;
}
(void)fprintf(fp, " (default:%s)\n", value);
free(value);
}
@@ -207,8 +250,13 @@ int main(int argc, char* argv[])
free(text);
}
rc = 0;
fail:
(void)fclose(fp);
(void)fprintf(stdout, "successfully generated '%s'\n", fname);
return 0;
if (rc == 0)
(void)fprintf(stdout, "successfully generated '%s'\n", fname);
else
(void)fprintf(stdout, "failed to generate '%s'\n", fname);
return rc;
}