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grub2/0183-grub-core-script-execute.c-gettext_append-Remove-nes.patch
Peter Jones f74b50e380 Rebase to upstream, fix a pile of bugs. The usual. 
Signed-off-by: Peter Jones <pjones@redhat.com>
2013-06-12 15:37:08 -04:00

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From fd9da4fd011c2df3b6c78795fe3ffe023e571db9 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sat, 2 Mar 2013 12:17:52 +0100
Subject: [PATCH 183/482] * grub-core/script/execute.c (gettext_append):
Remove nested functions.
---
ChangeLog | 9 +++
grub-core/script/execute.c | 180 ++++++++++++++++++++++++---------------------
2 files changed, 107 insertions(+), 82 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index ddd903a..07318d8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,14 @@
2013-03-02 Vladimir Serbinenko <phcoder@gmail.com>
+ * grub-core/script/execute.c (gettext_append): Remove nested functions.
+
+2013-03-02 Vladimir Serbinenko <phcoder@gmail.com>
+
+ * grub-core/normal/charset.c (grub_bidi_logical_to_visual): Add
+ hook pass-through parameter. All users updated and unnested.
+
+2013-03-02 Vladimir Serbinenko <phcoder@gmail.com>
+
* grub-core/commands/loadenv.c (grub_cmd_list_env): Move print_var
out of its parent.
diff --git a/grub-core/script/execute.c b/grub-core/script/execute.c
index 6619c2e..d6a2c78 100644
--- a/grub-core/script/execute.c
+++ b/grub-core/script/execute.c
@@ -372,10 +372,19 @@ grub_script_env_set (const char *name, const char *val)
return grub_env_set (name, val);
}
+struct gettext_context
+{
+ char **allowed_strings;
+ grub_size_t nallowed_strings;
+ grub_size_t additional_len;
+};
+
static int
parse_string (const char *str,
- int (*hook) (const char *var, grub_size_t varlen),
- char **put)
+ int (*hook) (const char *var, grub_size_t varlen,
+ char **ptr, struct gettext_context *ctx),
+ struct gettext_context *ctx,
+ char *put)
{
const char *ptr;
int escaped = 0;
@@ -387,7 +396,7 @@ parse_string (const char *str,
case '\\':
escaped = !escaped;
if (!escaped && put)
- *((*put)++) = '\\';
+ *(put++) = '\\';
ptr++;
break;
case '$':
@@ -395,7 +404,7 @@ parse_string (const char *str,
{
escaped = 0;
if (put)
- *((*put)++) = *ptr;
+ *(put++) = *ptr;
ptr++;
break;
}
@@ -409,7 +418,7 @@ parse_string (const char *str,
ptr = grub_strchr (optr, '}');
if (!ptr)
break;
- if (hook (optr, ptr - optr))
+ if (hook (optr, ptr - optr, &put, ctx))
return 1;
ptr++;
break;
@@ -418,7 +427,7 @@ parse_string (const char *str,
optr = ptr;
while (*ptr >= '0' && *ptr <= '9')
ptr++;
- if (hook (optr, ptr - optr))
+ if (hook (optr, ptr - optr, &put, ctx))
return 1;
break;
case 'a' ... 'z':
@@ -430,129 +439,136 @@ parse_string (const char *str,
|| (*ptr >= 'A' && *ptr <= 'Z')
|| *ptr == '_')
ptr++;
- if (hook (optr, ptr - optr))
+ if (hook (optr, ptr - optr, &put, ctx))
return 1;
break;
case '?':
case '#':
- if (hook (ptr, 1))
+ if (hook (ptr, 1, &put, ctx))
return 1;
ptr++;
break;
default:
if (put)
- *((*put)++) = '$';
+ *(put++) = '$';
}
break;
default:
if (escaped && put)
- *((*put)++) = '\\';
+ *(put++) = '\\';
escaped = 0;
if (put)
- *((*put)++) = *ptr;
+ *(put++) = *ptr;
ptr++;
break;
}
+ if (put)
+ *(put++) = 0;
return 0;
}
static int
-gettext_append (struct grub_script_argv *result, const char *orig_str)
+gettext_putvar (const char *str, grub_size_t len,
+ char **ptr, struct gettext_context *ctx)
{
- const char *template;
- char *res = 0, *ptr;
- char **allowed_strings;
- grub_size_t nallowed_strings = 0;
- grub_size_t additional_len = 1;
- int rval = 1;
- const char *iptr;
+ const char *var;
+ grub_size_t i;
- auto int save_allow (const char *str, grub_size_t len);
- int save_allow (const char *str, grub_size_t len)
- {
- allowed_strings[nallowed_strings++] = grub_strndup (str, len);
- if (!allowed_strings[nallowed_strings - 1])
- return 1;
+ for (i = 0; i < ctx->nallowed_strings; i++)
+ if (grub_strncmp (ctx->allowed_strings[i], str, len) == 0
+ && ctx->allowed_strings[i][len] == 0)
+ {
+ break;
+ }
+ if (i == ctx->nallowed_strings)
return 0;
- }
-
- auto int getlen (const char *str, grub_size_t len);
- int getlen (const char *str, grub_size_t len)
- {
- const char *var;
- grub_size_t i;
- for (i = 0; i < nallowed_strings; i++)
- if (grub_strncmp (allowed_strings[i], str, len) == 0
- && allowed_strings[i][len] == 0)
- break;
- if (i == nallowed_strings)
+ /* Enough for any number. */
+ if (len == 1 && str[0] == '#')
+ {
+ grub_snprintf (*ptr, 30, "%u", scope->argv.argc);
+ *ptr += grub_strlen (*ptr);
return 0;
+ }
+ var = grub_env_get (ctx->allowed_strings[i]);
+ if (var)
+ *ptr = grub_stpcpy (*ptr, var);
+ return 0;
+}
- /* Enough for any number. */
- if (len == 1 && str[0] == '#')
- {
- additional_len += 30;
- return 0;
- }
- var = grub_env_get (allowed_strings[i]);
- if (var)
- additional_len += grub_strlen (var);
- return 0;
- }
+static int
+gettext_save_allow (const char *str, grub_size_t len,
+ char **ptr __attribute__ ((unused)),
+ struct gettext_context *ctx)
+{
+ ctx->allowed_strings[ctx->nallowed_strings++] = grub_strndup (str, len);
+ if (!ctx->allowed_strings[ctx->nallowed_strings - 1])
+ return 1;
+ return 0;
+}
- auto int putvar (const char *str, grub_size_t len);
- int putvar (const char *str, grub_size_t len)
- {
- const char *var;
- grub_size_t i;
+static int
+gettext_getlen (const char *str, grub_size_t len,
+ char **ptr __attribute__ ((unused)),
+ struct gettext_context *ctx)
+{
+ const char *var;
+ grub_size_t i;
- for (i = 0; i < nallowed_strings; i++)
- if (grub_strncmp (allowed_strings[i], str, len) == 0
- && allowed_strings[i][len] == 0)
- {
- break;
- }
- if (i == nallowed_strings)
+ for (i = 0; i < ctx->nallowed_strings; i++)
+ if (grub_strncmp (ctx->allowed_strings[i], str, len) == 0
+ && ctx->allowed_strings[i][len] == 0)
+ break;
+ if (i == ctx->nallowed_strings)
+ return 0;
+
+ /* Enough for any number. */
+ if (len == 1 && str[0] == '#')
+ {
+ ctx->additional_len += 30;
return 0;
+ }
+ var = grub_env_get (ctx->allowed_strings[i]);
+ if (var)
+ ctx->additional_len += grub_strlen (var);
+ return 0;
+}
- /* Enough for any number. */
- if (len == 1 && str[0] == '#')
- {
- grub_snprintf (ptr, 30, "%u", scope->argv.argc);
- ptr += grub_strlen (ptr);
- return 0;
- }
- var = grub_env_get (allowed_strings[i]);
- if (var)
- ptr = grub_stpcpy (ptr, var);
- return 0;
- }
+static int
+gettext_append (struct grub_script_argv *result, const char *orig_str)
+{
+ const char *template;
+ char *res = 0;
+ struct gettext_context ctx = {
+ .allowed_strings = 0,
+ .nallowed_strings = 0,
+ .additional_len = 1
+ };
+ int rval = 1;
+ const char *iptr;
grub_size_t dollar_cnt = 0;
for (iptr = orig_str; *iptr; iptr++)
if (*iptr == '$')
dollar_cnt++;
- allowed_strings = grub_malloc (sizeof (allowed_strings[0]) * dollar_cnt);
+ ctx.allowed_strings = grub_malloc (sizeof (ctx.allowed_strings[0]) * dollar_cnt);
- if (parse_string (orig_str, save_allow, 0))
+ if (parse_string (orig_str, gettext_save_allow, &ctx, 0))
goto fail;
template = _(orig_str);
- if (parse_string (template, getlen, 0))
+ if (parse_string (template, gettext_getlen, &ctx, 0))
goto fail;
- res = grub_malloc (grub_strlen (template) + additional_len);
+ res = grub_malloc (grub_strlen (template) + ctx.additional_len);
if (!res)
goto fail;
- ptr = res;
- if (parse_string (template, putvar, &ptr))
+ if (parse_string (template, gettext_putvar, &ctx, res))
goto fail;
- *ptr = 0;
char *escaped = 0;
escaped = wildcard_escape (res);
if (grub_script_argv_append (result, escaped, grub_strlen (escaped)))
@@ -567,10 +583,10 @@ gettext_append (struct grub_script_argv *result, const char *orig_str)
grub_free (res);
{
grub_size_t i;
- for (i = 0; i < nallowed_strings; i++)
- grub_free (allowed_strings[i]);
+ for (i = 0; i < ctx.nallowed_strings; i++)
+ grub_free (ctx.allowed_strings[i]);
}
- grub_free (allowed_strings);
+ grub_free (ctx.allowed_strings);
return rval;
}
--
1.8.2.1
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