2020-07-02 23:11:48

by Luc Van Oostenryck

[permalink] [raw]
Subject: [PATCH 01/15] options: let handle_onoff_switch() use null terminated arrays

This makes things slightly easier to use.

Signed-off-by: Luc Van Oostenryck <[email protected]>
---
lib.c | 20 +++++++++++---------
1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/lib.c b/lib.c
index e56788260cb7..709dd5176112 100644
--- a/lib.c
+++ b/lib.c
@@ -529,14 +529,14 @@ enum {
WARNING_FORCE_OFF
};

-static char **handle_onoff_switch(char *arg, char **next, const struct flag warnings[], int n)
+static char **handle_onoff_switch(char *arg, char **next, const struct flag warnings[])
{
int flag = WARNING_ON;
char *p = arg + 1;
unsigned i;

if (!strcmp(p, "sparse-all")) {
- for (i = 0; i < n; i++) {
+ for (i = 0; warnings[i].name; i++) {
if (*warnings[i].flag != WARNING_FORCE_OFF && warnings[i].flag != &Wsparse_error)
*warnings[i].flag = WARNING_ON;
}
@@ -551,7 +551,7 @@ static char **handle_onoff_switch(char *arg, char **next, const struct flag warn
flag = WARNING_FORCE_OFF;
}

- for (i = 0; i < n; i++) {
+ for (i = 0; warnings[i].name; i++) {
if (!strcmp(p,warnings[i].name)) {
*warnings[i].flag = flag;
return next;
@@ -789,11 +789,12 @@ static const struct flag warnings[] = {
{ "universal-initializer", &Wuniversal_initializer },
{ "unknown-attribute", &Wunknown_attribute },
{ "vla", &Wvla },
+ { }
};

static char **handle_switch_W(char *arg, char **next)
{
- char ** ret = handle_onoff_switch(arg, next, warnings, ARRAY_SIZE(warnings));
+ char ** ret = handle_onoff_switch(arg, next, warnings);
if (ret)
return ret;

@@ -808,12 +809,13 @@ static struct flag debugs[] = {
{ "entry", &dbg_entry},
{ "ir", &dbg_ir},
{ "postorder", &dbg_postorder},
+ { }
};


static char **handle_switch_v(char *arg, char **next)
{
- char ** ret = handle_onoff_switch(arg, next, debugs, ARRAY_SIZE(debugs));
+ char ** ret = handle_onoff_switch(arg, next, debugs);
if (ret)
return ret;

@@ -856,11 +858,11 @@ static char **handle_switch_d(char *arg, char **next)
}


-static void handle_onoff_switch_finalize(const struct flag warnings[], int n)
+static void handle_onoff_switch_finalize(const struct flag warnings[])
{
unsigned i;

- for (i = 0; i < n; i++) {
+ for (i = 0; warnings[i].name; i++) {
if (*warnings[i].flag == WARNING_FORCE_OFF)
*warnings[i].flag = WARNING_OFF;
}
@@ -868,7 +870,7 @@ static void handle_onoff_switch_finalize(const struct flag warnings[], int n)

static void handle_switch_W_finalize(void)
{
- handle_onoff_switch_finalize(warnings, ARRAY_SIZE(warnings));
+ handle_onoff_switch_finalize(warnings);

/* default Wdeclarationafterstatement based on the C dialect */
if (-1 == Wdeclarationafterstatement) {
@@ -886,7 +888,7 @@ static void handle_switch_W_finalize(void)

static void handle_switch_v_finalize(void)
{
- handle_onoff_switch_finalize(debugs, ARRAY_SIZE(debugs));
+ handle_onoff_switch_finalize(debugs);
}

static char **handle_switch_U(char *arg, char **next)
--
2.27.0