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patch: provide static string advance_expected

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This commit is contained in:
Edward Thomson 2015-11-21 12:37:01 -05:00 committed by Edward Thomson
parent a03952f095
commit 00e63b3620
1 changed files with 13 additions and 10 deletions
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23
src/patch_parse.c
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@ -72,6 +72,9 @@ static int parse_advance_expected(
return 0;
}
#define parse_advance_expected_s(ctx, str) \
parse_advance_expected(ctx, str, sizeof(str) - 1)
static int parse_advance_ws(patch_parse_ctx *ctx)
{
int ret = -1;
@ -215,7 +218,7 @@ static int parse_header_git_index(
{
if (parse_header_oid(&patch->base.delta->old_file.id,
&patch->base.delta->old_file.id_abbrev, ctx) < 0 ||
parse_advance_expected(ctx, "..", 2) < 0 ||
parse_advance_expected_s(ctx, "..") < 0 ||
parse_header_oid(&patch->base.delta->new_file.id,
&patch->base.delta->new_file.id_abbrev, ctx) < 0)
return -1;
@ -317,7 +320,7 @@ static int parse_header_percent(uint16_t *out, patch_parse_ctx *ctx)
parse_advance_chars(ctx, (end - ctx->line));
if (parse_advance_expected(ctx, "%", 1) < 0)
if (parse_advance_expected_s(ctx, "%") < 0)
return -1;
if (val > 100)
@ -382,7 +385,7 @@ static int parse_header_git(
int error = 0;
/* Parse the diff --git line */
if (parse_advance_expected(ctx, "diff --git ", 11) < 0)
if (parse_advance_expected_s(ctx, "diff --git ") < 0)
return parse_err("corrupt git diff header at line %d", ctx->line_num);
if (parse_header_path(&patch->header_old_path, ctx) < 0)
@ -416,7 +419,7 @@ static int parse_header_git(
goto done;
parse_advance_ws(ctx);
parse_advance_expected(ctx, "\n", 1);
parse_advance_expected_s(ctx, "\n");
if (ctx->line_len > 0) {
error = parse_err("trailing data at line %d", ctx->line_num);
@ -471,27 +474,27 @@ static int parse_hunk_header(
hunk->hunk.old_lines = 1;
hunk->hunk.new_lines = 1;
if (parse_advance_expected(ctx, "@@ -", 4) < 0 ||
if (parse_advance_expected_s(ctx, "@@ -") < 0 ||
parse_int(&hunk->hunk.old_start, ctx) < 0)
goto fail;
if (ctx->line_len > 0 && ctx->line[0] == ',') {
if (parse_advance_expected(ctx, ",", 1) < 0 ||
if (parse_advance_expected_s(ctx, ",") < 0 ||
parse_int(&hunk->hunk.old_lines, ctx) < 0)
goto fail;
}
if (parse_advance_expected(ctx, " +", 2) < 0 ||
if (parse_advance_expected_s(ctx, " +") < 0 ||
parse_int(&hunk->hunk.new_start, ctx) < 0)
goto fail;
if (ctx->line_len > 0 && ctx->line[0] == ',') {
if (parse_advance_expected(ctx, ",", 1) < 0 ||
if (parse_advance_expected_s(ctx, ",") < 0 ||
parse_int(&hunk->hunk.new_lines, ctx) < 0)
goto fail;
}
if (parse_advance_expected(ctx, " @@", 3) < 0)
if (parse_advance_expected_s(ctx, " @@") < 0)
goto fail;
parse_advance_line(ctx);
@ -745,7 +748,7 @@ static int parsed_patch_binary(
{
int error;
if (parse_advance_expected(ctx, "GIT binary patch", 16) < 0 ||
if (parse_advance_expected_s(ctx, "GIT binary patch") < 0 ||
parse_advance_nl(ctx) < 0)
return parse_err("corrupt git binary header at line %d", ctx->line_num);