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xdg-usee-dir-lookip.c rework

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DepressedTWM 2026-05-31 23:43:05 +03:00
parent 5b18134bf0
commit f66e15dca8
1 changed files with 34 additions and 37 deletions
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71
src/xdg-user-dir-lookup.c
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@ -27,10 +27,7 @@
#include "xdg-user-dir-lookup.h" #include "xdg-user-dir-lookup.h"
#include <stdio.h> #include <SDL3/SDL_stdinc.h>
#include <stdlib.h>
#include <string.h>
/** /**
* xdg_user_dir_lookup_with_fallback: * xdg_user_dir_lookup_with_fallback:
* @type: a string specifying the type of directory * @type: a string specifying the type of directory
@ -56,38 +53,39 @@ char * xdg_user_dir_lookup_with_fallback (const char *type, const char *fallback
int len; int len;
int relative; int relative;
home_dir = getenv ("HOME"); home_dir = SDL_getenv("HOME");
if (home_dir == NULL) if (home_dir == NULL)
goto error; goto error;
config_home = getenv ("XDG_CONFIG_HOME"); config_home = SDL_getenv("XDG_CONFIG_HOME");
if (config_home == NULL || config_home[0] == 0){ if (config_home == NULL || config_home[0] == 0){
config_file = (char*) malloc (strlen (home_dir) + strlen ("/.config/user-dirs.dirs") + 1); //SDL_strlen("/.config/user-dirs.dirs") + 1
config_file = (char*)SDL_malloc(SDL_strlen(home_dir) + 23);
if (config_file == NULL) if (config_file == NULL)
goto error; goto error;
strcpy (config_file, home_dir); SDL_strcpy(config_file, home_dir);
strcat (config_file, "/.config/user-dirs.dirs"); SDL_strlcat(config_file, "/.config/user-dirs.dirs", sizeof(config_file) + 22);
} }
else{ else{
config_file = (char*) malloc (strlen (config_home) + strlen ("/user-dirs.dirs") + 1); config_file = (char*)SDL_malloc(SDL_strlen(config_home) + SDL_strlen("/user-dirs.dirs") + 1);
if (config_file == NULL) if (config_file == NULL)
goto error; goto error;
strcpy (config_file, config_home); SDL_strcpy(config_file, config_home);
strcat (config_file, "/user-dirs.dirs"); SDL_strcat(config_file, "/user-dirs.dirs", sizeof(config_file) + 16);
} }
file = fopen (config_file, "r"); file = fopen(config_file, "r");
free (config_file); SDL_free(config_file);
if (file == NULL) if (file == NULL)
goto error; goto error;
user_dir = NULL; user_dir = NULL;
while (fgets (buffer, sizeof (buffer), file)){ while(fgets (buffer, sizeof (buffer), file)){
/* Remove newline at end */ /* Remove newline at end */
len = strlen (buffer); len = SDL_strlen(buffer);
if (len > 0 && buffer[len-1] == '\n') if (len > 0 && buffer[len-1] == '\n')
buffer[len-1] = 0; buffer[len-1] = 0;
@ -95,13 +93,13 @@ char * xdg_user_dir_lookup_with_fallback (const char *type, const char *fallback
while (*p == ' ' || *p == '\t') while (*p == ' ' || *p == '\t')
p++; p++;
if (strncmp (p, "XDG_", 4) != 0) if(SDL_strncmp(p, "XDG_", 4) != 0)
continue; continue;
p += 4; p += 4;
if (strncmp (p, type, strlen (type)) != 0) if(SDL_strncmp (p, type, SDL_strlen(type)) != 0)
continue; continue;
p += strlen (type); p += SDL_strlen(type);
if (strncmp (p, "_DIR", 4) != 0) if(SDL_strncmp(p, "_DIR", 4) != 0)
continue; continue;
p += 4; p += 4;
@ -120,7 +118,7 @@ char * xdg_user_dir_lookup_with_fallback (const char *type, const char *fallback
p++; p++;
relative = 0; relative = 0;
if (strncmp (p, "$HOME/", 6) == 0){ if(SDL_strncmp(p, "$HOME/", 6) == 0){
p += 6; p += 6;
relative = 1; relative = 1;
} }
@ -128,22 +126,22 @@ char * xdg_user_dir_lookup_with_fallback (const char *type, const char *fallback
continue; continue;
if (relative){ if (relative){
user_dir = (char*) malloc (strlen (home_dir) + 1 + strlen (p) + 1); user_dir = (char*)SDL_malloc(SDL_strlen(home_dir) + 1 + SDL_strlen(p) + 1);
if (user_dir == NULL) if (user_dir == NULL)
goto error2; goto error2;
strcpy (user_dir, home_dir); SDL_strcpy(user_dir, home_dir);
strcat (user_dir, "/"); SDL_strlcat(user_dir, "/", sizeof(user_dir) + 2);
} }
else{ else{
user_dir = (char*) malloc (strlen (p) + 1); user_dir = (char*)SDL_malloc(SDL_strlen(p) + 1);
if (user_dir == NULL) if (user_dir == NULL)
goto error2; goto error2;
*user_dir = 0; *user_dir = 0;
} }
d = user_dir + strlen (user_dir); d = user_dir + SDL_strlen(user_dir);
while (*p && *p != '"'){ while (*p && *p != '"'){
if ((*p == '\\') && (*(p+1) != 0)) if ((*p == '\\') && (*(p+1) != 0))
p++; p++;
@ -152,14 +150,14 @@ char * xdg_user_dir_lookup_with_fallback (const char *type, const char *fallback
*d = 0; *d = 0;
} }
error2: error2:
fclose (file); fclose(file);
if (user_dir) if (user_dir)
return user_dir; return user_dir;
error: error:
if (fallback) if (fallback)
return strdup (fallback); return SDL_strdup(fallback);
return NULL; return NULL;
} }
@ -183,25 +181,24 @@ error2:
char *xdg_user_dir_lookup (const char *type){ char *xdg_user_dir_lookup (const char *type){
char *dir, *home_dir, *user_dir; char *dir, *home_dir, *user_dir;
dir = xdg_user_dir_lookup_with_fallback (type, NULL); dir = xdg_user_dir_lookup_with_fallback(type, NULL);
if (dir != NULL) if (dir != NULL)
return dir; return dir;
home_dir = getenv ("HOME"); home_dir = SDL_getenv("HOME");
if (home_dir == NULL) if (home_dir == NULL)
return strdup ("/tmp"); return SDL_strdup("/tmp");
/* Special case desktop for historical compatibility */ /* Special case desktop for historical compatibility */
if (strcmp (type, "DESKTOP") == 0){ if (SDL_strcmp(type, "DESKTOP") == 0){
user_dir = (char*) malloc (strlen (home_dir) + strlen ("/Desktop") + 1); user_dir = (char*)SDL_malloc(SDL_strlen(home_dir) + SDL_strlen("/Desktop") + 1);
if (user_dir == NULL) if (user_dir == NULL)
return NULL; return NULL;
strcpy (user_dir, home_dir); SDL_strcpy(user_dir, home_dir);
strcat (user_dir, "/Desktop"); SDL_strlcat(user_dir, "/Desktop", sizeof(user_dir) + 9);
return user_dir; return user_dir;
} }
return SDL_strdup(home_dir);
return strdup (home_dir);
} }