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Code Issues Projects Releases Packages Wiki Activity Actions 11

use const in graminit.c (GH-12713)

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tyomitch 2019-04-23 12:29:57 +03:00 • committed by Inada Naoki
parent fb8c7d5332
commit 84b4784f12
3 changed files with 418 additions and 418 deletions
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10
Include/grammar.h
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@ -13,7 +13,7 @@ extern "C" {
typedef struct { typedef struct {
int lb_type; int lb_type;
char *lb_str; const char *lb_str;
} label; } label;
#define EMPTY 0 /* Label number 0 is by definition the empty label */ #define EMPTY 0 /* Label number 0 is by definition the empty label */
@ -22,7 +22,7 @@ typedef struct {
typedef struct { typedef struct {
int ll_nlabels; int ll_nlabels;
label *ll_label; const label *ll_label;
} labellist; } labellist;
/* An arc from one state to another */ /* An arc from one state to another */
@ -36,7 +36,7 @@ typedef struct {
typedef struct { typedef struct {
int s_narcs; int s_narcs;
arc *s_arc; /* Array of arcs */ const arc *s_arc; /* Array of arcs */
/* Optional accelerators */ /* Optional accelerators */
int s_lower; /* Lowest label index */ int s_lower; /* Lowest label index */
@ -59,8 +59,8 @@ typedef struct {
typedef struct { typedef struct {
int g_ndfas; int g_ndfas;
dfa *g_dfa; /* Array of DFAs */ const dfa *g_dfa; /* Array of DFAs */
labellist g_ll; const labellist g_ll;
int g_start; /* Start symbol of the grammar */ int g_start; /* Start symbol of the grammar */
int g_accel; /* Set if accelerators present */ int g_accel; /* Set if accelerators present */
} grammar; } grammar;

6
Parser/pgen/grammar.py
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@ -76,7 +76,7 @@ class Grammar:
def print_labels(self, writer): def print_labels(self, writer):
writer( writer(
"static label labels[{n_labels}] = {{\n".format(n_labels=len(self.labels)) "static const label labels[{n_labels}] = {{\n".format(n_labels=len(self.labels))
) )
for label, name in self.labels: for label, name in self.labels:
label_name = '"{}"'.format(name) if name is not None else 0 label_name = '"{}"'.format(name) if name is not None else 0
@ -89,7 +89,7 @@ class Grammar:
def print_dfas(self, writer): def print_dfas(self, writer):
self.print_states(writer) self.print_states(writer)
writer("static dfa dfas[{}] = {{\n".format(len(self.dfas))) writer("static const dfa dfas[{}] = {{\n".format(len(self.dfas)))
for dfaindex, dfa_elem in enumerate(self.dfas.items()): for dfaindex, dfa_elem in enumerate(self.dfas.items()):
symbol, (dfa, first_sets) = dfa_elem symbol, (dfa, first_sets) = dfa_elem
writer( writer(
@ -131,7 +131,7 @@ class Grammar:
for stateindex, state in enumerate(states): for stateindex, state in enumerate(states):
narcs = len(state) narcs = len(state)
write( write(
"static arc arcs_{dfa_index}_{state_index}[{n_arcs}] = {{\n".format( "static const arc arcs_{dfa_index}_{state_index}[{n_arcs}] = {{\n".format(
dfa_index=dfaindex, state_index=stateindex, n_arcs=narcs dfa_index=dfaindex, state_index=stateindex, n_arcs=narcs
) )
) )

820
Python/graminit.c
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