diff options
author | Chia-I Wu <[email protected]> | 2010-01-24 21:04:35 +0800 |
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committer | Chia-I Wu <[email protected]> | 2010-01-24 21:27:52 +0800 |
commit | 21b2c0a6e5ecb6d542bd7d3750c5a0b745104edd (patch) | |
tree | 94e9efa697c2c753e03e5bdc205ea090f8b08bbe /src/egl/main | |
parent | cecc33cd4f2b3ae1fa590a450eeaefc9b761fb30 (diff) |
egl: Add and use make_library_path.
Add a platform specific function to turn a library name to a library
path. It is used to convert EGL_DRIVER or the default driver to a
library path that can be loaded.
Diffstat (limited to 'src/egl/main')
-rw-r--r-- | src/egl/main/egldriver.c | 76 |
1 files changed, 49 insertions, 27 deletions
diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c index 97550ea27c3..d9973267296 100644 --- a/src/egl/main/egldriver.c +++ b/src/egl/main/egldriver.c @@ -58,6 +58,20 @@ library_suffix(void) } +static EGLBoolean +make_library_path(char *buf, unsigned int size, const char *name) +{ + EGLBoolean need_suffix; + const char *suffix = ".dll"; + int ret; + + need_suffix = (strchr(name, '.') == NULL); + ret = snprintf(buf, size, "%s%s", name, (need_suffix) ? suffix : ""); + + return ((unsigned int) ret < size); +} + + #elif defined(_EGL_PLATFORM_POSIX) @@ -85,6 +99,24 @@ library_suffix(void) } +static EGLBoolean +make_library_path(char *buf, unsigned int size, const char *name) +{ + EGLBoolean need_dir, need_suffix; + const char *suffix = ".so"; + int ret; + + need_dir = (strchr(name, '/') == NULL); + need_suffix = (strchr(name, '.') == NULL); + + ret = snprintf(buf, size, "%s%s%s", + (need_dir) ? _EGL_DRIVER_SEARCH_DIR"/" : "", name, + (need_suffix) ? suffix : ""); + + return ((unsigned int) ret < size); +} + + #else /* _EGL_PLATFORM_NO_OS */ static const char DefaultDriverName[] = "builtin"; @@ -110,6 +142,14 @@ library_suffix(void) } +static EGLBoolean +make_library_path(char *buf, unsigned int size, const char *name) +{ + int ret = snprintf(buf, size, name); + return ((unsigned int) ret < size); +} + + #endif @@ -288,36 +328,21 @@ _eglPreloadUserDriver(void) { #if defined(_EGL_PLATFORM_POSIX) || defined(_EGL_PLATFORM_WINDOWS) _EGLDriver *drv; - char *env, *path; - const char *suffix, *p; + char path[1024]; + char *env; env = getenv("EGL_DRIVER"); if (!env) return EGL_FALSE; - path = env; - suffix = library_suffix(); - - /* append suffix if there isn't */ - p = strrchr(path, '.'); - if (!p && suffix) { - size_t len = strlen(path); - char *tmp = malloc(len + strlen(suffix) + 2); - if (tmp) { - memcpy(tmp, path, len); - tmp[len++] = '.'; - tmp[len] = '\0'; - strcat(tmp + len, suffix); - - path = tmp; - } - } + if (!make_library_path(path, sizeof(path), env)) + return EGL_FALSE; drv = _eglLoadDriver(path, NULL); - if (path != env) - free(path); - if (!drv) + if (!drv) { + _eglLog(_EGL_WARNING, "EGL_DRIVER is set to an invalid driver"); return EGL_FALSE; + } _eglGlobal.Drivers[_eglGlobal.NumDrivers++] = drv; @@ -399,12 +424,9 @@ _eglPreloadDefaultDriver(void) { _EGLDriver *drv; char path[1024]; - const char *suffix = library_suffix(); - if (suffix) - snprintf(path, sizeof(path), "%s.%s", DefaultDriverName, suffix); - else - snprintf(path, sizeof(path), DefaultDriverName); + if (!make_library_path(path, sizeof(path), DefaultDriverName)) + return EGL_FALSE; drv = _eglLoadDriver(path, NULL); if (!drv) |