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fast-import: put option parsing code in separate functions
Putting the options in their own functions increases readability of the option parsing block and makes it easier to reuse the option parsing code later on. Signed-off-by: Sverre Rabbelier <srabbelier@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
parent
1a56be134f
commit
0f6927c229
115
fast-import.c
115
fast-import.c
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@ -295,6 +295,7 @@ static unsigned long branch_count;
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static unsigned long branch_load_count;
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static unsigned long branch_load_count;
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static int failure;
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static int failure;
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static FILE *pack_edges;
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static FILE *pack_edges;
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static unsigned int show_stats = 1;
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/* Memory pools */
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/* Memory pools */
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static size_t mem_pool_alloc = 2*1024*1024 - sizeof(struct mem_pool);
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static size_t mem_pool_alloc = 2*1024*1024 - sizeof(struct mem_pool);
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@ -2420,7 +2421,7 @@ static void parse_progress(void)
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skip_optional_lf();
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skip_optional_lf();
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}
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}
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static void import_marks(const char *input_file)
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static void option_import_marks(const char *input_file)
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{
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{
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char line[512];
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char line[512];
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FILE *f = fopen(input_file, "r");
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FILE *f = fopen(input_file, "r");
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@ -2455,6 +2456,76 @@ static void import_marks(const char *input_file)
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fclose(f);
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fclose(f);
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}
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}
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static void option_date_format(const char *fmt)
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{
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if (!strcmp(fmt, "raw"))
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whenspec = WHENSPEC_RAW;
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else if (!strcmp(fmt, "rfc2822"))
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whenspec = WHENSPEC_RFC2822;
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else if (!strcmp(fmt, "now"))
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whenspec = WHENSPEC_NOW;
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else
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die("unknown --date-format argument %s", fmt);
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}
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static void option_max_pack_size(const char *packsize)
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{
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max_packsize = strtoumax(packsize, NULL, 0) * 1024 * 1024;
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}
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static void option_depth(const char *depth)
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{
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max_depth = strtoul(depth, NULL, 0);
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if (max_depth > MAX_DEPTH)
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die("--depth cannot exceed %u", MAX_DEPTH);
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}
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static void option_active_branches(const char *branches)
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{
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max_active_branches = strtoul(branches, NULL, 0);
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}
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static void option_export_marks(const char *marks)
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{
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mark_file = xstrdup(marks);
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}
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static void option_export_pack_edges(const char *edges)
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{
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if (pack_edges)
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fclose(pack_edges);
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pack_edges = fopen(edges, "a");
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if (!pack_edges)
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die_errno("Cannot open '%s'", edges);
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}
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static void parse_one_option(const char *option)
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{
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if (!prefixcmp(option, "date-format=")) {
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option_date_format(option + 12);
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} else if (!prefixcmp(option, "max-pack-size=")) {
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option_max_pack_size(option + 14);
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} else if (!prefixcmp(option, "depth=")) {
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option_depth(option + 6);
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} else if (!prefixcmp(option, "active-branches=")) {
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option_active_branches(option + 16);
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} else if (!prefixcmp(option, "import-marks=")) {
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option_import_marks(option + 13);
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} else if (!prefixcmp(option, "export-marks=")) {
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option_export_marks(option + 13);
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} else if (!prefixcmp(option, "export-pack-edges=")) {
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option_export_pack_edges(option + 18);
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} else if (!prefixcmp(option, "force")) {
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force_update = 1;
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} else if (!prefixcmp(option, "quiet")) {
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show_stats = 0;
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} else if (!prefixcmp(option, "stats")) {
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show_stats = 1;
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} else {
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die("Unsupported option: %s", option);
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}
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}
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static int git_pack_config(const char *k, const char *v, void *cb)
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static int git_pack_config(const char *k, const char *v, void *cb)
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{
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{
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if (!strcmp(k, "pack.depth")) {
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if (!strcmp(k, "pack.depth")) {
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@ -2481,7 +2552,7 @@ static const char fast_import_usage[] =
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int main(int argc, const char **argv)
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int main(int argc, const char **argv)
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{
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{
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unsigned int i, show_stats = 1;
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unsigned int i;
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git_extract_argv0_path(argv[0]);
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git_extract_argv0_path(argv[0]);
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@ -2505,44 +2576,8 @@ int main(int argc, const char **argv)
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if (*a != '-' || !strcmp(a, "--"))
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if (*a != '-' || !strcmp(a, "--"))
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break;
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break;
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else if (!prefixcmp(a, "--date-format=")) {
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const char *fmt = a + 14;
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parse_one_option(a + 2);
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if (!strcmp(fmt, "raw"))
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whenspec = WHENSPEC_RAW;
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else if (!strcmp(fmt, "rfc2822"))
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whenspec = WHENSPEC_RFC2822;
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else if (!strcmp(fmt, "now"))
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whenspec = WHENSPEC_NOW;
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else
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die("unknown --date-format argument %s", fmt);
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}
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else if (!prefixcmp(a, "--max-pack-size="))
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max_packsize = strtoumax(a + 16, NULL, 0) * 1024 * 1024;
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else if (!prefixcmp(a, "--depth=")) {
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max_depth = strtoul(a + 8, NULL, 0);
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if (max_depth > MAX_DEPTH)
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die("--depth cannot exceed %u", MAX_DEPTH);
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}
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else if (!prefixcmp(a, "--active-branches="))
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max_active_branches = strtoul(a + 18, NULL, 0);
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else if (!prefixcmp(a, "--import-marks="))
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import_marks(a + 15);
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else if (!prefixcmp(a, "--export-marks="))
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mark_file = a + 15;
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else if (!prefixcmp(a, "--export-pack-edges=")) {
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if (pack_edges)
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fclose(pack_edges);
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pack_edges = fopen(a + 20, "a");
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if (!pack_edges)
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die_errno("Cannot open '%s'", a + 20);
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} else if (!strcmp(a, "--force"))
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force_update = 1;
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else if (!strcmp(a, "--quiet"))
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show_stats = 0;
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else if (!strcmp(a, "--stats"))
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show_stats = 1;
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else
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die("unknown option %s", a);
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}
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}
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if (i != argc)
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if (i != argc)
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usage(fast_import_usage);
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usage(fast_import_usage);
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