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Improve docs, examples, warnings

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This improves docs in some of the public header files, cleans
up and improves some of the example code, and fixes a couple
of pedantic warnings in places.
This commit is contained in:
Russell Belfer
2012-11-01 14:08:30 -07:00
parent dbd6850d06
commit b90500f03d
8 changed files with 294 additions and 215 deletions
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24
examples/diff.c
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@@ -3,7 +3,7 @@
#include <stdlib.h>
#include <string.h>
void check(int error, const char *message)
static void check(int error, const char *message)
{
if (error) {
fprintf(stderr, "%s (%d)\n", message, error);
@@ -11,7 +11,8 @@ void check(int error, const char *message)
}
}
int resolve_to_tree(git_repository *repo, const char *identifier, git_tree **tree)
static int resolve_to_tree(
git_repository *repo, const char *identifier, git_tree **tree)
{
int err = 0;
size_t len = strlen(identifier);
@@ -61,16 +62,18 @@ char *colors[] = {
"\033[36m" /* cyan */
};
int printer(
static int printer(
void *data,
git_diff_delta *delta,
git_diff_range *range,
const git_diff_delta *delta,
const git_diff_range *range,
char usage,
const char *line,
size_t line_len)
{
int *last_color = data, color = 0;
(void)delta; (void)range; (void)line_len;
if (*last_color >= 0) {
switch (usage) {
case GIT_DIFF_LINE_ADDITION: color = 3; break;
@@ -93,7 +96,7 @@ int printer(
return 0;
}
int check_uint16_param(const char *arg, const char *pattern, uint16_t *val)
static int check_uint16_param(const char *arg, const char *pattern, uint16_t *val)
{
size_t len = strlen(pattern);
uint16_t strval;
@@ -107,7 +110,7 @@ int check_uint16_param(const char *arg, const char *pattern, uint16_t *val)
return 1;
}
int check_str_param(const char *arg, const char *pattern, char **val)
static int check_str_param(const char *arg, const char *pattern, char **val)
{
size_t len = strlen(pattern);
if (strncmp(arg, pattern, len))
@@ -116,7 +119,7 @@ int check_str_param(const char *arg, const char *pattern, char **val)
return 1;
}
void usage(const char *message, const char *arg)
static void usage(const char *message, const char *arg)
{
if (message && arg)
fprintf(stderr, "%s: %s\n", message, arg);
@@ -128,14 +131,15 @@ void usage(const char *message, const char *arg)
int main(int argc, char *argv[])
{
char path[GIT_PATH_MAX];
git_repository *repo = NULL;
git_tree *t1 = NULL, *t2 = NULL;
git_diff_options opts = {0};
git_diff_options opts;
git_diff_list *diff;
int i, color = -1, compact = 0, cached = 0;
char *a, *dir = ".", *treeish1 = NULL, *treeish2 = NULL;
memset(&opts, 0, sizeof(opts));
/* parse arguments as copied from git-diff */
for (i = 1; i < argc; ++i) {