Allow loading multiple .xsys35rc files

This commit is contained in:
Nunuhara Cabbage
2019-08-19 17:24:41 -07:00
parent 8483b6353b
commit 4bd32f01ee
3 changed files with 77 additions and 80 deletions
+75 -78
View File
@@ -31,46 +31,60 @@
#include "portab.h"
#include "profile.h"
static char **profile_name = NULL, **profile_value = NULL;
struct profile_kv {
char *name;
char *value;
};
static struct profile_kv *profile = NULL;
static int profile_values = 0;
static int profile_ready = FALSE;
int load_profile(char *path)
static struct profile_kv *check_profile(const char *name)
{
FILE *fp = NULL;
char *home_dir = NULL, profile_path[PATH_MAX], rc_line[RC_LINE_CHARS_MAX];
char *p, *q;
int now_values = 0, is_flag, line = 0;
/* 指定の path をまず探す */
if (path) {
} else {
for (int i = 0; i < profile_values; i++) {
if (!strcmp(name, profile[i].name))
return &profile[i];
}
return NULL;
}
static boolean insert_profile(const char *name, const char *value)
{
struct profile_kv *kv;
if ((kv = check_profile(name))) {
free(kv->value);
kv->value = strdup(value);
return TRUE;
}
/* $(HOME)/.xsys35rc を探す */
home_dir = getenv("HOME");
if (home_dir) {
sprintf(profile_path, "%s/%s", home_dir, RC_NAME);
fp = fopen(profile_path, "r");
profile = realloc(profile, sizeof(struct profile_kv) * (profile_values + 1));
if (!profile) {
perror("realloc()");
return FALSE;
}
if (!fp) {
/* 見つからなかったら、CWD から .gicqjarc を探す */
strcpy(profile_path, RC_NAME);
fp = fopen(RC_NAME, "r");
if (!fp) {
/* CWD からも見つからなかったら、エラーを表示して終了 */
char *error_msg;
error_msg = malloc(strlen(profile_path) + 12);
sprintf(error_msg, "fopen() '%s'", profile_path);
perror(error_msg);
free(error_msg);
return 1;
}
profile[profile_values].name = strdup(name);
profile[profile_values].value = strdup(value);
profile_values++;
return TRUE;
}
static int load_rc_file(const char *profile_path)
{
FILE *fp;
char rc_line[RC_LINE_CHARS_MAX];
char *p, *q;
int is_flag, line = 0;
if (!(fp = fopen(profile_path, "r"))) {
char *error_msg = malloc(strlen(profile_path) + 12);
sprintf(error_msg, "fopen() '%s'", profile_path);
perror(error_msg);
free(error_msg);
return 1;
}
while (1) {
if (!fgets(rc_line, sizeof(rc_line), fp)) {
if (feof(fp))
@@ -81,78 +95,61 @@ int load_profile(char *path)
}
}
line++;
/* 読み込んだ行をパースする */
p = q = rc_line;
is_flag = FALSE;
while (*q) {
if (*q == ':')
is_flag = TRUE;
if (iscntrl(*q) || (is_flag == TRUE)?*q == '\n':isspace(*q))
if (iscntrl(*q) || (!is_flag && isspace(*q)))
q++;
else
*p++ = *q++;
}
*p = '\0';
/* 行頭が # だった場合と、空行の場合は記憶しない */
if (rc_line[0] == '#' || rc_line[0] == '\0')
continue;
if (!(p = strchr(rc_line, ':'))) {
fprintf(stderr, "XSYSTEM35: Syntax Error in '%s' line %d.\n", profile_path, line);
return 1;
}
*p = '\0';
while (*++p)
if (!isspace(*p) && !iscntrl(*p))
break;
/* ANSI の realloc と glib の g_realloc は ptr に NULL ポインタが */
/* 含まれていた場合の挙動が違うようだ */
profile_name = realloc(profile_name, sizeof(char *) * (now_values + 1));
if (!profile_name) {
perror("realloc()");
if (!insert_profile(rc_line, p))
return 1;
}
profile_value = realloc(profile_value, sizeof(char *) * (now_values + 1));
if (!profile_value) {
perror("realloc()");
return 1;
}
*(profile_name + now_values) = malloc(strlen(rc_line) + 1);
strcpy(*(profile_name + now_values), rc_line);
*(profile_value + now_values) = malloc(strlen(p) + 1);
strcpy(*(profile_value + now_values), p);
now_values++;
}
profile_values = now_values;
profile_ready = TRUE;
return 0;
}
int load_profile(void)
{
char *home_dir;
if ((home_dir = getenv("HOME"))) {
char profile_path[PATH_MAX];
sprintf(profile_path, "%s/%s", home_dir, RC_NAME);
load_rc_file(profile_path);
}
load_rc_file(RC_NAME);
}
char *get_profile(const char *name)
{
int i;
if (profile_ready == FALSE)
return NULL;
for (i = 0; i < profile_values; i++)
if (strcmp(name, *(profile_name + i)) == 0)
break;
if (i == profile_values)
return NULL;
return *(profile_value + i);
}
struct profile_kv *kv;
if (!(kv = check_profile(name)))
return NULL;
return kv->value;
}
+1 -1
View File
@@ -30,7 +30,7 @@
/* 一行は 256 文字を越えない */
#define RC_LINE_CHARS_MAX 256
int load_profile(char *path);
int load_profile(void);
char *get_profile(const char *name);
#endif /* __PROFILE_H__ */
+1 -1
View File
@@ -800,7 +800,7 @@ int main(int argc, char **argv) {
saved_argc = argc;
saved_argv = argv;
load_profile(NULL);
load_profile();
check_profile();
sys35_ParseOption(&argc, argv);